


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
557 FNUS55 KCYS 311955 FWFCYS Fire Weather Planning Forecast for Southeast Wyoming/Western Nebraska National Weather Service CHEYENNE WY 155 PM MDT Sun Aug 31 2025 .DISCUSSION...Minimal fire weather concerns Sunday through much of next week with recent wetting rainfall, daytime humidities above 20 to 30 percent across most of the area, and relatively light winds. Locally lower humidities expected across Carbon County, particularly on Tuesday when we may see near 15% daytime minimums, but this will be brief and winds too light to warrant near critical conditions. NEZ434-011015- Pine Ridge/Nebraska National Forest- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....51-56. 24 hr trend......1 degree cooler. Max humidity........93-99 percent. 24 hr trend......Unchanged. Humidity recovery...Excellent. 20-foot winds.......Northeast around 10 mph and gusty shifting to the west after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the west after midnight. Mixing height.......1900-3900 ft AGL decreasing to 400-1000 ft AGL after midnight. Smoke dispersal.....Poor (3100-16400 knot-ft). .LABOR DAY... Sky/weather.........Partly cloudy until 0900, then mostly sunny. Max temperature.....81-86. 24 hr trend......4 degrees warmer. Min humidity........23-29 percent. 24 hr trend......5 percent drier. 20-foot winds.......Northwest around 5 mph shifting to the north in the afternoon. Gusts up to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....North 5 to 10 mph. Mixing height.......900-2900 ft AGL increasing to 5000-7000 ft AGL in the afternoon. Smoke dispersal.....Poor (10500 knot-ft) increasing to good (69500 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....53-58. 24 hr trend......Unchanged. Max humidity........69-75 percent. 24 hr trend......26 percent drier. Humidity recovery...Good. 20-foot winds.......East around 5 mph shifting to the southwest after midnight. Gusts up to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the southwest after midnight. Mixing height.......2300-4300 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (4100-12600 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....85-90. 24 hr trend......3 degrees warmer. Min humidity........14-20 percent. 24 hr trend......9 percent drier. 20-foot winds.......West around 5 mph shifting to the north in the afternoon. Gusts up to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing height.......2300-4300 ft AGL increasing to 8100-10100 ft AGL in the afternoon. Smoke dispersal.....Poor (20300 knot-ft) increasing to very good (109800 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Not as warm. Mostly clear. Lows in the lower 50s. Highs in the mid 70s. North winds around 10 mph. .THURSDAY...Partly cloudy. Lows in the mid 40s. Highs in the lower 80s. Northwest winds around 5 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 70s. Northwest winds around 10 mph. .SATURDAY...Mostly clear. Lows in the mid 40s. Highs in the lower 80s. .SUNDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid 80s. $$ NEZ435-011015- Box Butte/South Sioux/Niobrara River- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....49-54. 24 hr trend......1 degree cooler. Max humidity........100 percent. 24 hr trend......Unchanged. Humidity recovery...Excellent. 20-foot winds.......Northeast around 5 mph shifting to the northwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the northwest after midnight. Mixing height.......2700-4700 ft AGL decreasing to 500 ft AGL after midnight. Smoke dispersal.....Poor (2500-17800 knot-ft). .LABOR DAY... Sky/weather.........Partly cloudy until 0900, then mostly sunny. Max temperature.....79-84. 24 hr trend......2 degrees warmer. Min humidity........24-30 percent. 24 hr trend......14 percent drier. 20-foot winds.......North 5 to 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....North 10 to 15 mph. Mixing height.......1300-3300 ft AGL increasing to 5100-7100 ft AGL in the afternoon. Smoke dispersal.....Poor (14500 knot-ft) increasing to good (90000 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....50-55. 24 hr trend......Unchanged. Max humidity........80-86 percent. 24 hr trend......10 percent drier. Humidity recovery...Good. 20-foot winds.......East around 5 mph shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the southwest after midnight. Mixing height.......2400-4400 ft AGL decreasing to 400 ft AGL after midnight. Smoke dispersal.....Poor (3200-13500 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....83-88. 24 hr trend......5 degrees warmer. Min humidity........15-21 percent. 24 hr trend......6 percent drier. 20-foot winds.......Northwest around 5 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing height.......2300-4300 ft AGL increasing to 8100-10100 ft AGL in the afternoon. Smoke dispersal.....Poor (23000 knot-ft) increasing to very good (126300 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Not as warm. Mostly clear. Lows in the lower 50s. Highs in the mid 70s. North winds around 5 mph. .THURSDAY...Partly cloudy. Lows in the mid 40s. Highs in the lower 80s. Northwest winds around 5 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Lows in the mid 40s. Highs around 80. .SUNDAY...Partly cloudy. Lows around 50. Highs in the lower 80s. $$ NEZ436-011015- Lower North Platte River Basin/Scottsbluff National Monument- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....49-54. 24 hr trend......1 degree cooler. Max humidity........90-96 percent. 24 hr trend......4 percent drier. Humidity recovery...Excellent. 20-foot winds.......Northeast around 5 mph shifting to the northwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....East 5 to 10 mph. Mixing height.......2800-4800 ft AGL decreasing to 300-800 ft AGL after midnight. Smoke dispersal.....Poor (2600-19700 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....79-84. 24 hr trend......2 degrees warmer. Min humidity........26-32 percent. 24 hr trend......Unchanged. 20-foot winds.......North 5 to 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....North 10 to 15 mph. Mixing height.......1200-3200 ft AGL increasing to 5600-7600 ft AGL in the afternoon. Smoke dispersal.....Poor (12700 knot-ft) increasing to very good (101100 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....50-55. 24 hr trend......Unchanged. Max humidity........79-85 percent. 24 hr trend......16 percent drier. Humidity recovery...Good. 20-foot winds.......East around 5 mph shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the southwest after midnight. Mixing height.......2500-4500 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (3300-15600 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....83-88. 24 hr trend......6 degrees warmer. Min humidity........18-24 percent. 24 hr trend......6 percent drier. 20-foot winds.......Northwest around 5 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing height.......2000-4000 ft AGL increasing to 7900-9900 ft AGL in the afternoon. Smoke dispersal.....Poor (16300 knot-ft) increasing to very good (108800 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the upper 70s. North winds around 5 mph. .THURSDAY...Partly cloudy. Lows in the upper 40s. Highs in the lower 80s. North winds around 5 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Lows in the upper 40s. Highs around 80. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the lower 80s. $$ NEZ437-011015- Lodgepole Creek/Southern Nebraska Panhandle- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....48-53. 24 hr trend......Unchanged. Max humidity........89-95 percent. 24 hr trend......Unchanged. Humidity recovery...Excellent. 20-foot winds.......Northeast around 10 mph shifting to the west after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southwest after midnight. Mixing height.......2700-4700 ft AGL decreasing to 400 ft AGL after midnight. Smoke dispersal.....Poor (2700-19500 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....76-81. 24 hr trend......1 degree warmer. Min humidity........29-35 percent. 24 hr trend......4 percent wetter. 20-foot winds.......North around 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....North around 10 mph increasing to around 20 mph in the afternoon. Mixing height.......1700-3700 ft AGL increasing to 5200-7200 ft AGL in the afternoon. Smoke dispersal.....Poor (19700 knot-ft) increasing to very good (108600 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....48-53. 24 hr trend......Unchanged. Max humidity........84-90 percent. 24 hr trend......4 percent drier. Humidity recovery...Excellent. 20-foot winds.......East around 5 mph shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the southwest after midnight. Mixing height.......2400-4400 ft AGL decreasing to 400 ft AGL after midnight. Smoke dispersal.....Poor (3500-16900 knot-ft). .TUESDAY... Sky/weather.........Sunny. Max temperature.....81-86. 24 hr trend......4 degrees warmer. Min humidity........19-25 percent. 24 hr trend......12 percent drier. 20-foot winds.......Northwest around 5 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 15 mph. Mixing height.......1900-3900 ft AGL increasing to 7600-9600 ft AGL in the afternoon. Smoke dispersal.....Poor (19000 knot-ft) increasing to very good (104900 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the upper 70s. North winds around 10 mph. .THURSDAY...Partly cloudy. Lows in the upper 40s. Highs in the upper 70s. North winds around 5 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. North winds around 10 mph. .SATURDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 70s. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the upper 70s. $$ WYZ417-011015- Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....49-54. 24 hr trend......Unchanged. Max humidity........85-91 percent. 24 hr trend......Unchanged. Humidity recovery...Excellent. 20-foot winds.......Northeast around 10 mph and gusty shifting to the south after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 15 mph becoming south around 5 mph after midnight. Mixing height.......3900-5900 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (2800-30300 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....81-86. 24 hr trend......4 degrees warmer. Min humidity........15-21 percent. 24 hr trend......4 percent drier. 20-foot winds.......Northwest 5 to 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 5 mph increasing to north around 15 mph in the afternoon. Mixing height.......1600-3600 ft AGL increasing to 6600-8600 ft AGL in the afternoon. Smoke dispersal.....Poor (9400 knot-ft) increasing to very good (100900 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Patchy smoke until 2200. Min temperature.....50-55. 24 hr trend......2 degrees warmer. Max humidity........65-71 percent. 24 hr trend......31 percent drier. Humidity recovery...Fair. 20-foot winds.......Northeast around 5 mph shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southwest after midnight. Mixing height.......3900-5900 ft AGL decreasing to 400 ft AGL after midnight. Smoke dispersal.....Poor (3100-23400 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....82-87. 24 hr trend......Unchanged. Min humidity........13-19 percent. 24 hr trend......1 percent drier. 20-foot winds.......Northwest around 5 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest 5 to 10 mph. Mixing height.......1700-3700 ft AGL increasing to 7700-9700 ft AGL in the afternoon. Smoke dispersal.....Poor (11600 knot-ft) increasing to good (98500 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Not as warm. Mostly clear. Lows in the lower 50s. Highs in the mid 70s. North winds around 10 mph. .THURSDAY...Partly cloudy. Lows in the mid 40s. Highs in the upper 70s. Northwest winds around 10 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. Northwest winds around 10 mph. .SATURDAY...Mostly clear. Lows in the mid 40s. Highs around 80. .SUNDAY...Partly cloudy. Lows around 50. Highs in the lower 80s. $$ WYZ418-011015- Middle North Platte River Basin/Niobrara and Converse High Plains- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....49-54. 24 hr trend......2 degrees warmer. Max humidity........73-79 percent. 24 hr trend......23 percent drier. Humidity recovery...Good. 20-foot winds.......Northeast around 10 mph and gusty shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southwest after midnight. Mixing height.......3700-5700 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (2500-31300 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....80-85. 24 hr trend......1 degree warmer. Min humidity........15-21 percent. 24 hr trend......2 percent drier. 20-foot winds.......Northwest 5 to 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing height.......2200-4200 ft AGL increasing to 7300-9300 ft AGL in the afternoon. Smoke dispersal.....Poor (18100 knot-ft) increasing to very good (114000 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Patchy smoke after 1900 until 2400. Min temperature.....50-55. 24 hr trend......Unchanged. Max humidity........58-64 percent. 24 hr trend......18 percent drier. Humidity recovery...Fair. 20-foot winds.......Northeast around 5 mph shifting to the southwest after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southwest after midnight. Mixing height.......3700-5700 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (2600-21900 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....82-87. 24 hr trend......3 degrees warmer. Min humidity........14-20 percent. 24 hr trend......1 percent drier. 20-foot winds.......Light winds becoming north around 5 mph and gusty in the afternoon. Chc of wetting rain.Zero percent. Transport winds.....Northwest 5 to 10 mph. Mixing height.......1900-3900 ft AGL increasing to 8200-10200 ft AGL in the afternoon. Smoke dispersal.....Poor (11600 knot-ft) increasing to very good (102100 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 70s. North winds around 5 mph. .THURSDAY...Partly cloudy. Lows in the upper 40s. Highs in the upper 70s. Northwest winds around 5 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 70s. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the lower 80s. $$ WYZ419-011015- North Laramie Range and Adjacent High Plains- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....47-53. 24 hr trend......2 degrees warmer. Max humidity........53-59 percent. 24 hr trend......29 percent drier. Humidity recovery...Fair. 20-foot winds.......North around 5 mph and gusty shifting to the west after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southwest after midnight. Mixing height.......3400-5400 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (2900-25000 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....71-79. 24 hr trend......4 degrees warmer. Min humidity........17-23 percent. 24 hr trend......5 percent drier. 20-foot winds.......Northwest 5 to 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing height.......2500-4500 ft AGL increasing to 7000-9000 ft AGL in the afternoon. Smoke dispersal.....Poor (28500 knot-ft) increasing to very good (113000 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Patchy smoke after 2200 until 0100. Min temperature.....49-55. 24 hr trend......Unchanged. Max humidity........46-52 percent. 24 hr trend......6 percent drier. Humidity recovery...Poor. 20-foot winds.......Northeast around 5 mph shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southwest after midnight. Mixing height.......3100-5100 ft AGL decreasing to 100-600 ft AGL after midnight. Smoke dispersal.....Poor (2800-20000 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny until 1500, then partly cloudy. Max temperature.....72-80. 24 hr trend......2 degrees cooler. Min humidity........18-24 percent. 24 hr trend......1 percent wetter. 20-foot winds.......Northwest around 5 mph shifting to the north in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest 5 to 10 mph. Mixing height.......2700-4700 ft AGL increasing to 7600-9600 ft AGL in the afternoon. Smoke dispersal.....Poor (15200 knot-ft) increasing to good (88800 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the lower 70s. Northwest winds around 5 mph. .THURSDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. Northwest winds around 10 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the lower 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 70s. .SUNDAY...Partly cloudy with chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 70s. $$ WYZ420-011015- North Laramie Valley/Shirley Basin- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....43-48. 24 hr trend......1 degree warmer. Max humidity........67-73 percent. 24 hr trend......23 percent drier. Humidity recovery...Good. 20-foot winds.......Northeast around 5 mph shifting to the southeast after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southeast after midnight. Mixing height.......3400-5400 ft AGL decreasing to 300-800 ft AGL after midnight. Smoke dispersal.....Poor (2800-24600 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....74-79. 24 hr trend......4 degrees warmer. Min humidity........21 percent. 24 hr trend......3 percent drier. 20-foot winds.......Northwest around 5 mph. Gusts up to 20 mph in the afternoon. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 5 mph increasing to north around 15 mph in the afternoon. Mixing height.......2300-4300 ft AGL increasing to 7300-9300 ft AGL in the afternoon. Smoke dispersal.....Poor (15600 knot-ft) increasing to very good (100000 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....45-50. 24 hr trend......1 degree warmer. Max humidity........60-66 percent. 24 hr trend......5 percent drier. Humidity recovery...Fair. 20-foot winds.......Northeast around 5 mph shifting to the southeast after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southeast after midnight. Mixing height.......3500-5500 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (2800-20300 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny until 1500, then partly cloudy. Max temperature.....76-81. 24 hr trend......1 degree warmer. Min humidity........16-22 percent. 24 hr trend......Unchanged. 20-foot winds.......Light winds becoming northwest around 5 mph in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest around 5 mph shifting to the northwest in the afternoon. Mixing height.......2300-4300 ft AGL increasing to 8400-10400 ft AGL in the afternoon. Smoke dispersal.....Poor (9700 knot-ft) increasing to very good (103800 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. North winds around 5 mph. .THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. Northwest winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 40s. Highs in the lower 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 70s. .SUNDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the upper 40s. Highs in the mid 70s. $$ WYZ421-011015- Ferris/Seminoe/Shirley Mountains- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Clear. Patchy smoke until 2000. Min temperature.....48-53. 24 hr trend......2 degrees warmer. Max humidity........51-57 percent. 24 hr trend......25 percent drier. Humidity recovery...Poor. 20-foot winds.......North around 5 mph shifting to the southeast after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 10 mph shifting to the southeast after midnight. Mixing height.......3100-5100 ft AGL decreasing to 100-800 ft AGL after midnight. Smoke dispersal.....Poor (2100-20700 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....72-80. 24 hr trend......2 degrees warmer. Min humidity........14-20 percent. 24 hr trend......1 percent drier. 20-foot winds.......West around 5 mph shifting to the north in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 5 mph shifting to the north in the afternoon. Mixing height.......1700-3700 ft AGL increasing to 6500-8500 ft AGL in the afternoon. Smoke dispersal.....Poor (8300 knot-ft) increasing to good (66300 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....48-54. 24 hr trend......2 degrees warmer. Max humidity........48-54 percent. 24 hr trend......2 percent drier. Humidity recovery...Poor. 20-foot winds.......East around 5 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph. Mixing height.......3300-5300 ft AGL decreasing to 100-700 ft AGL after midnight. Smoke dispersal.....Poor (2700-16600 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....74-82. 24 hr trend......3 degrees warmer. Min humidity........13-19 percent. 24 hr trend......1 percent drier. 20-foot winds.......South around 5 mph and gusty shifting to the northwest and gusty in the afternoon. Chc of wetting rain.Zero percent. Transport winds.....South around 5 mph shifting to the northwest in the afternoon. Mixing height.......2000-4000 ft AGL increasing to 8300-10300 ft AGL in the afternoon. Smoke dispersal.....Poor (8200 knot-ft) increasing to good (99400 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 70s. North winds around 5 mph. .THURSDAY...Mostly clear. Lows around 50. Highs in the mid 70s. Northwest winds around 5 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the lower 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 70s. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 70s. $$ WYZ422-011015- Central and West Carbon- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Clear. Patchy smoke after 1900 until 2300. Min temperature.....45-50. 24 hr trend......2 degrees warmer. Max humidity........52-58 percent. 24 hr trend......23 percent drier. Humidity recovery...Fair. 20-foot winds.......Northeast around 5 mph shifting to the east after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the east after midnight. Mixing height.......3700-5700 ft AGL decreasing to 300-800 ft AGL after midnight. Smoke dispersal.....Poor (2700-23600 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Patchy smoke after 1700. Max temperature.....75-80. 24 hr trend......1 degree warmer. Min humidity........14-20 percent. 24 hr trend......2 percent drier. 20-foot winds.......Light winds becoming north around 5 mph in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 5 mph shifting to the north in the afternoon. Mixing height.......1800-3800 ft AGL increasing to 6900-8900 ft AGL in the afternoon. Smoke dispersal.....Poor (7400 knot-ft) increasing to good (64200 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....46-51. 24 hr trend......2 degrees warmer. Max humidity........52-58 percent. 24 hr trend......4 percent drier. Humidity recovery...Fair. 20-foot winds.......East around 5 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph. Mixing height.......3600-5600 ft AGL decreasing to 300-800 ft AGL after midnight. Smoke dispersal.....Poor (3500-18800 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....77-82. 24 hr trend......1 degree warmer. Min humidity........12-18 percent. 24 hr trend......1 percent drier. 20-foot winds.......Light winds becoming northwest around 5 mph in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 5 mph shifting to the northwest in the afternoon. Mixing height.......2400-4400 ft AGL increasing to 8800-10800 ft AGL in the afternoon. Smoke dispersal.....Poor (8700 knot-ft) increasing to good (99800 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. North winds around 5 mph. .THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. Northwest winds around 5 mph. .FRIDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the upper 70s. .SUNDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows around 50. Highs in the mid 70s. $$ WYZ423-011015- Southwest Carbon County- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Clear. Patchy smoke after 2300 until 0400. Min temperature.....43-48. 24 hr trend......2 degrees warmer. Max humidity........52-58 percent. 24 hr trend......25 percent drier. Humidity recovery...Fair. 20-foot winds.......Northeast around 5 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph. Mixing height.......3500-5500 ft AGL decreasing to 400-900 ft AGL after midnight. Smoke dispersal.....Poor (4300-19600 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Patchy smoke until 0900Patchy smoke after 1600. Max temperature.....76-81. 24 hr trend......4 degrees warmer. Min humidity........18 percent. 24 hr trend......3 percent drier. 20-foot winds.......Northeast around 5 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northeast 5 to 10 mph. Mixing height.......2100-4100 ft AGL increasing to 7200-9200 ft AGL in the afternoon. Smoke dispersal.....Poor (8700 knot-ft) increasing to good (61800 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Patchy smoke until 2200. Min temperature.....45-50. 24 hr trend......1 degree cooler. Max humidity........51-57 percent. 24 hr trend......9 percent wetter. Humidity recovery...Poor. 20-foot winds.......East around 5 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph. Mixing height.......3900-5900 ft AGL decreasing to 400-900 ft AGL after midnight. Smoke dispersal.....Poor (4100-20700 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....78-83. 24 hr trend......1 degree warmer. Min humidity........17 percent. 24 hr trend......1 percent drier. 20-foot winds.......Light winds becoming west around 5 mph in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 5 mph shifting to the northwest in the afternoon. Mixing height.......2600-4600 ft AGL increasing to 9000-11000 ft AGL in the afternoon. Smoke dispersal.....Poor (8200 knot-ft) increasing to good (76000 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 70s. Northeast winds around 5 mph. .THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the upper 70s. Northeast winds around 5 mph. .FRIDAY...Mostly clear. Lows in the mid 40s. Highs in the upper 70s. Northeast winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 70s. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the lower 70s. $$ WYZ424-011015- Sierra Madre Range/Medicine Bow NF- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Patchy smoke after 2300. Min temperature.....41-47. 24 hr trend......5 degrees warmer. Max humidity........44-50 percent. 24 hr trend......28 percent drier. Humidity recovery...Poor. 20-foot winds.......Northeast around 5 mph shifting to the east after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the east after midnight. Mixing height.......3200-5200 ft AGL decreasing to 100-800 ft AGL after midnight. Smoke dispersal.....Poor (2700-17300 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Patchy smoke until 0900. Max temperature.....66-74. 24 hr trend......4 degrees warmer. Min humidity........15-21 percent. 24 hr trend......4 percent drier. 20-foot winds.......Northeast around 5 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northeast 5 to 10 mph. Mixing height.......2400-4400 ft AGL increasing to 6700-8700 ft AGL in the afternoon. Smoke dispersal.....Poor (14300 knot-ft) increasing to good (65700 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....43-49. 24 hr trend......1 degree cooler. Max humidity........44-50 percent. 24 hr trend......2 percent wetter. Humidity recovery...Poor. 20-foot winds.......Northeast around 5 mph shifting to the southeast after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southeast after midnight. Mixing height.......2900-4900 ft AGL decreasing to 100-800 ft AGL after midnight. Smoke dispersal.....Poor (3000-14900 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny until 1500, then partly cloudy. Max temperature.....67-75. 24 hr trend......1 degree warmer. Min humidity........16-22 percent. 24 hr trend......Unchanged. 20-foot winds.......Southeast around 5 mph shifting to the northwest in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 5 mph shifting to the northwest in the afternoon. Mixing height.......3200-5200 ft AGL increasing to 9500-11500 ft AGL in the afternoon. Smoke dispersal.....Poor (14800 knot-ft) increasing to good (86100 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the mid 40s. Highs around 70. Northeast winds around 5 mph. .THURSDAY...Mostly clear. Lows in the mid 40s. Highs around 70. West winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 40s. Highs in the upper 60s. Northeast winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs around 70. .SUNDAY...Partly cloudy with chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 60s. $$ WYZ425-011015- Upper North Platte River Basin- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Clear. Patchy smoke after 2100 until 0100. Min temperature.....42-47. 24 hr trend......3 degrees warmer. Max humidity........54-60 percent. 24 hr trend......21 percent drier. Humidity recovery...Fair. 20-foot winds.......Northeast around 5 mph shifting to the southeast after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southeast after midnight. Mixing height.......3700-5700 ft AGL decreasing to 600-1100 ft AGL after midnight. Smoke dispersal.....Poor (4200-19500 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....74-79. 24 hr trend......4 degrees warmer. Min humidity........13-19 percent. 24 hr trend......2 percent drier. 20-foot winds.......Southeast around 5 mph shifting to the north in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 5 mph shifting to the north in the afternoon. Mixing height.......2200-4200 ft AGL increasing to 7000-9000 ft AGL in the afternoon. Smoke dispersal.....Poor (11000 knot-ft) increasing to good (74600 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....44-49. 24 hr trend......1 degree warmer. Max humidity........55-61 percent. 24 hr trend......2 percent wetter. Humidity recovery...Fair. 20-foot winds.......East around 5 mph shifting to the southeast after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southeast after midnight. Mixing height.......3400-5400 ft AGL decreasing to 600-1100 ft AGL after midnight. Smoke dispersal.....Poor (5600-16900 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny until 1500, then partly cloudy. Max temperature.....76-81. 24 hr trend......1 degree warmer. Min humidity........12-18 percent. 24 hr trend......1 percent drier. 20-foot winds.......Light winds becoming northwest around 5 mph in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 5 mph shifting to the northwest in the afternoon. Mixing height.......3200-5200 ft AGL increasing to 9600-11600 ft AGL in the afternoon. Smoke dispersal.....Poor (13200 knot-ft) increasing to very good (104900 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. East winds around 5 mph. .THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. West winds around 5 mph. .FRIDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. Northeast winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 70s. .SUNDAY...Partly cloudy with chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 70s. $$ WYZ426-011015- Snowy Range/Medicine Bow NF- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Patchy smoke after 2100. Min temperature.....36-44. 24 hr trend......2 degrees warmer. Max humidity........60-66 percent. 24 hr trend......33 percent drier. Humidity recovery...Fair. 20-foot winds.......North around 5 mph shifting to the east after midnight. Chc of wetting rain.Zero percent. Transport winds.....North around 10 mph shifting to the south after midnight. Mixing height.......3000-5000 ft AGL decreasing to 100-800 ft AGL after midnight. Smoke dispersal.....Poor (2200-19300 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....65-73. 24 hr trend......2 degrees warmer. Min humidity........18-24 percent. 24 hr trend......3 percent drier. 20-foot winds.......North 5 to 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....North 5 to 10 mph. Mixing height.......2200-4200 ft AGL increasing to 6700-8700 ft AGL in the afternoon. Smoke dispersal.....Poor (17100 knot-ft) increasing to good (76500 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....37-45. 24 hr trend......2 degrees warmer. Max humidity........58-64 percent. 24 hr trend......12 percent wetter. Humidity recovery...Fair. 20-foot winds.......Northeast around 5 mph shifting to the south after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the south after midnight. Mixing height.......3000-5000 ft AGL decreasing to 100-800 ft AGL after midnight. Smoke dispersal.....Poor (2400-16000 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny until 1500, then partly cloudy. Slight chance of showers and thunderstorms after 1200. Max temperature.....66-74. 24 hr trend......Unchanged. Min humidity........20-26 percent. 24 hr trend......1 percent drier. 20-foot winds.......Southwest around 5 mph shifting to the north in the afternoon. Gusts up to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....North 5 to 10 mph. Mixing height.......3000-5000 ft AGL increasing to 8300-10300 ft AGL in the afternoon. Smoke dispersal.....Poor (14700 knot-ft) increasing to good (86500 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the upper 60s. Northwest winds around 5 mph. .THURSDAY...Mostly clear. Lows around 40. Highs in the upper 60s. West winds around 5 mph. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the upper 60s. Northwest winds around 5 mph. .SATURDAY...Mostly clear with chance of showers and thunderstorms. Lows around 40. Highs in the upper 60s. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the upper 60s. $$ WYZ427-011015- North Snowy Range Foothills- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Clear. Patchy smoke after 2000 until 2100. Min temperature.....44-49. 24 hr trend......Unchanged. Max humidity........52-58 percent. 24 hr trend......18 percent drier. Humidity recovery...Fair. 20-foot winds.......North around 5 mph shifting to the south after midnight. Chc of wetting rain.Zero percent. Transport winds.....North around 10 mph shifting to the south after midnight. Mixing height.......3500-5500 ft AGL decreasing to 400-900 ft AGL after midnight. Smoke dispersal.....Poor (3700-23300 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....73-78. 24 hr trend......2 degrees warmer. Min humidity........15-21 percent. 24 hr trend......2 percent drier. 20-foot winds.......West around 5 mph shifting to the north in the afternoon. Chc of wetting rain.Zero percent. Transport winds.....Northwest 5 to 10 mph. Mixing height.......2300-4300 ft AGL increasing to 7000-9000 ft AGL in the afternoon. Smoke dispersal.....Poor (16500 knot-ft) increasing to good (84800 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....46-51. 24 hr trend......1 degree warmer. Max humidity........51-57 percent. 24 hr trend......Unchanged. Humidity recovery...Poor. 20-foot winds.......East around 5 mph shifting to the south after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the south after midnight. Mixing height.......3500-5500 ft AGL decreasing to 400-900 ft AGL after midnight. Smoke dispersal.....Poor (4000-18700 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny until 1500, then partly cloudy. Max temperature.....75-80. 24 hr trend......3 degrees warmer. Min humidity........14-20 percent. 24 hr trend......1 percent drier. 20-foot winds.......Southwest around 5 mph shifting to the north in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest 5 to 10 mph. Mixing height.......2800-4800 ft AGL increasing to 9100-11100 ft AGL in the afternoon. Smoke dispersal.....Poor (11100 knot-ft) increasing to very good (110400 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Slight chance of showers. Lows in the upper 40s. Highs in the mid 70s. Northwest winds around 5 mph. .THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. West winds around 5 mph. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the lower 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 70s. .SUNDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the upper 40s. Highs in the mid 70s. $$ WYZ428-011015- Southern Laramie Valley- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Clear. Min temperature.....42-47. 24 hr trend......Unchanged. Max humidity........66-72 percent. 24 hr trend......10 percent drier. Humidity recovery...Fair. 20-foot winds.......North around 5 mph shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the south after midnight. Mixing height.......3500-5500 ft AGL decreasing to 400-900 ft AGL after midnight. Smoke dispersal.....Poor (3800-26000 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....73-78. 24 hr trend......2 degrees warmer. Min humidity........17-23 percent. 24 hr trend......3 percent drier. 20-foot winds.......West around 5 mph shifting to the north in the afternoon. Gusts up to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing height.......2300-4300 ft AGL increasing to 7000-9000 ft AGL in the afternoon. Smoke dispersal.....Poor (17700 knot-ft) increasing to very good (101500 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....43-48. 24 hr trend......2 degrees warmer. Max humidity........64-70 percent. 24 hr trend......8 percent drier. Humidity recovery...Fair. 20-foot winds.......East around 5 mph shifting to the south after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the south after midnight. Mixing height.......3700-5700 ft AGL decreasing to 400-900 ft AGL after midnight. Smoke dispersal.....Poor (4200-21300 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny until 1500, then partly cloudy. Slight chance of showers and thunderstorms after 1200. Max temperature.....75-80. 24 hr trend......1 degree warmer. Min humidity........16-22 percent. 24 hr trend......Unchanged. 20-foot winds.......Light winds becoming north around 5 mph in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 5 mph shifting to the northwest in the afternoon. Mixing height.......2400-4400 ft AGL increasing to 8300-10300 ft AGL in the afternoon. Smoke dispersal.....Poor (10700 knot-ft) increasing to good (96600 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 70s. Northwest winds around 5 mph. .THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. West winds around 10 mph. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the lower 70s. Northwest winds around 5 mph. .SATURDAY...Mostly clear with chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 70s. .SUNDAY...Partly cloudy with chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 70s. $$ WYZ429-011015- Southern Laramie Range- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....45-50. 24 hr trend......2 degrees warmer. Max humidity........55-61 percent. 24 hr trend......25 percent drier. Humidity recovery...Fair. 20-foot winds.......North around 10 mph shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the southwest after midnight. Mixing height.......3100-5100 ft AGL decreasing to 100-600 ft AGL after midnight. Smoke dispersal.....Poor (2100-23900 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....69-74. 24 hr trend......4 degrees warmer. Min humidity........25 percent. 24 hr trend......1 percent drier. 20-foot winds.......Northwest 5 to 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing height.......2200-4200 ft AGL increasing to 6300-8300 ft AGL in the afternoon. Smoke dispersal.....Poor (24200 knot-ft) increasing to good (97600 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....47-52. 24 hr trend......2 degrees warmer. Max humidity........52-58 percent. 24 hr trend......8 percent drier. Humidity recovery...Fair. 20-foot winds.......East around 5 mph shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the southwest after midnight. Mixing height.......2700-4700 ft AGL decreasing to 100-600 ft AGL after midnight. Smoke dispersal.....Poor (2000-17100 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny until 1500, then partly cloudy. Slight chance of showers and thunderstorms after 1200. Max temperature.....70-75. 24 hr trend......1 degree warmer. Min humidity........20-26 percent. 24 hr trend......2 percent drier. 20-foot winds.......Northwest around 5 mph shifting to the north in the afternoon. Gusts up to 15 mph. Chc of wetting rain.5 percent. Transport winds.....Northwest 5 to 10 mph. Mixing height.......2600-4600 ft AGL increasing to 7300-9300 ft AGL in the afternoon. Smoke dispersal.....Poor (13500 knot-ft) increasing to good (86900 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs around 70. Northwest winds around 10 mph. .THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the lower 70s. West winds around 10 mph. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. North winds around 5 mph. .SATURDAY...Mostly clear with chance of showers and thunderstorms. Lows in the mid 40s. Highs around 70. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs around 70. $$ WYZ430-011015- Laramie Foothills and High Plains- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....46-51. 24 hr trend......1 degree cooler. Max humidity........63-69 percent. 24 hr trend......18 percent drier. Humidity recovery...Fair. 20-foot winds.......North around 10 mph and gusty shifting to the west after midnight. Chc of wetting rain.Zero percent. Transport winds.....North around 15 mph shifting to the west after midnight. Mixing height.......3400-5400 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (3500-29600 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....75-80. 24 hr trend......1 degree warmer. Min humidity........18-24 percent. 24 hr trend......2 percent drier. 20-foot winds.......North 5 to 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest 15 to 20 mph. Mixing height.......2500-4500 ft AGL increasing to 7000-8700 ft AGL in the afternoon. Smoke dispersal.....Poor (35200 knot-ft) increasing to very good (126300 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....47-52. 24 hr trend......2 degrees warmer. Max humidity........60-66 percent. 24 hr trend......5 percent drier. Humidity recovery...Fair. 20-foot winds.......East around 5 mph shifting to the southwest after midnight. Gusts up to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the southwest after midnight. Mixing height.......2900-4900 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (3900-21400 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny until 1500, then partly cloudy. Max temperature.....77-82. 24 hr trend......3 degrees warmer. Min humidity........18-24 percent. 24 hr trend......Unchanged. 20-foot winds.......Northwest around 5 mph shifting to the northeast in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 10 mph. Mixing height.......2400-4400 ft AGL increasing to 8000-10000 ft AGL in the afternoon. Smoke dispersal.....Poor (15100 knot-ft) increasing to good (90000 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 70s. Northwest winds around 10 mph. .THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 70s. Northwest winds around 10 mph. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 70s. North winds around 5 mph. .SATURDAY...Mostly clear with chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 70s. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows around 50. Highs in the mid 70s. $$ WYZ431-011015- Laramie East High Plains- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Clear. Min temperature.....48-53. 24 hr trend......1 degree warmer. Max humidity........70-76 percent. 24 hr trend......25 percent drier. Humidity recovery...Good. 20-foot winds.......North around 5 mph shifting to the west after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the west after midnight. Mixing height.......3100-5100 ft AGL decreasing to 400 ft AGL after midnight. Smoke dispersal.....Poor (3500-26000 knot-ft). .LABOR DAY... Sky/weather.........Sunny. Max temperature.....77-82. 24 hr trend......2 degrees warmer. Min humidity........21-27 percent. 24 hr trend......Unchanged. 20-foot winds.......North 5 to 10 mph and gusty. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 10 mph increasing to north around 20 mph in the afternoon. Mixing height.......2300-4300 ft AGL increasing to 6300-8300 ft AGL in the afternoon. Smoke dispersal.....Poor (26700 knot-ft) increasing to very good (117600 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....48-53. 24 hr trend......Unchanged. Max humidity........69-75 percent. 24 hr trend......3 percent wetter. Humidity recovery...Good. 20-foot winds.......East around 5 mph shifting to the southwest after midnight. Gusts up to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the southwest after midnight. Mixing height.......2700-4700 ft AGL decreasing to 400 ft AGL after midnight. Smoke dispersal.....Poor (3900-20100 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....80-85. 24 hr trend......2 degrees warmer. Min humidity........23 percent. 24 hr trend......4 percent drier. 20-foot winds.......Northwest around 5 mph shifting to the north in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing height.......1700-3700 ft AGL increasing to 7800-9800 ft AGL in the afternoon. Smoke dispersal.....Poor (16100 knot-ft) increasing to very good (103900 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the upper 70s. Northwest winds around 10 mph. .THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 70s. North winds around 5 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the upper 70s. .SUNDAY...Partly cloudy with chance of showers and thunderstorms. Lows in the lower 50s. Highs in the upper 70s. $$ WYZ432-011015- Bordeaux/Chugwater/Wheatland- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Clear. Min temperature.....50-55. 24 hr trend......1 degree cooler. Max humidity........68-74 percent. 24 hr trend......17 percent drier. Humidity recovery...Good. 20-foot winds.......North around 5 mph and gusty shifting to the west after midnight. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph shifting to the west after midnight. Mixing height.......3700-5700 ft AGL decreasing to 300-800 ft AGL after midnight. Smoke dispersal.....Poor (2800-30300 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....80-85. 24 hr trend......1 degree cooler. Min humidity........15-21 percent. 24 hr trend......2 percent drier. 20-foot winds.......Northwest around 5 mph shifting to the north in the afternoon. Gusts up to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing height.......2000-4000 ft AGL increasing to 7000-9000 ft AGL in the afternoon. Smoke dispersal.....Poor (15600 knot-ft) increasing to very good (117400 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....51-56. 24 hr trend......2 degrees warmer. Max humidity........57-63 percent. 24 hr trend......8 percent drier. Humidity recovery...Fair. 20-foot winds.......East around 5 mph shifting to the southwest after midnight. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the southwest after midnight. Mixing height.......3300-5300 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (3600-21300 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....81-86. 24 hr trend......5 degrees warmer. Min humidity........15-21 percent. 24 hr trend......1 percent drier. 20-foot winds.......Northwest around 5 mph shifting to the north and gusty in the afternoon. Chc of wetting rain.Zero percent. Transport winds.....Northwest 5 to 10 mph. Mixing height.......1900-3900 ft AGL increasing to 7900-9900 ft AGL in the afternoon. Smoke dispersal.....Poor (11400 knot-ft) increasing to good (88500 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the mid 50s. Highs in the upper 70s. Northwest winds around 10 mph. .THURSDAY...Mostly clear. Lows around 50. Highs in the lower 80s. Northwest winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 50s. Highs in the upper 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs around 80. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the lower 80s. $$ WYZ433-011015- Goshen/Middle-Lower North Platte River Basin- 155 PM MDT Sun Aug 31 2025 .TONIGHT... Sky/weather.........Clear. Min temperature.....49-54. 24 hr trend......2 degrees cooler. Max humidity........84-90 percent. 24 hr trend......Unchanged. Humidity recovery...Excellent. 20-foot winds.......Northeast around 5 mph in the evening becoming light. Chc of wetting rain.Zero percent. Transport winds.....Northeast 5 to 10 mph. Mixing height.......3700-5700 ft AGL decreasing to 500 ft AGL after midnight. Smoke dispersal.....Poor (2500-26600 knot-ft). .LABOR DAY... Sky/weather.........Mostly sunny. Max temperature.....82-87. 24 hr trend......2 degrees warmer. Min humidity........17-23 percent. 24 hr trend......4 percent drier. 20-foot winds.......Northwest 5 to 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 5 mph increasing to north around 15 mph in the afternoon. Mixing height.......1400-3400 ft AGL increasing to 6700-8700 ft AGL in the afternoon. Smoke dispersal.....Poor (9800 knot-ft) increasing to very good (112600 knot-ft) in the afternoon. .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....50-55. 24 hr trend......1 degree warmer. Max humidity........70-76 percent. 24 hr trend......22 percent drier. Humidity recovery...Good. 20-foot winds.......East around 5 mph shifting to the southwest after midnight. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph shifting to the southwest after midnight. Mixing height.......3400-5400 ft AGL decreasing to 200-700 ft AGL after midnight. Smoke dispersal.....Poor (2900-18600 knot-ft). .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....84-89. 24 hr trend......2 degrees warmer. Min humidity........15-21 percent. 24 hr trend......1 percent drier. 20-foot winds.......Northwest around 5 mph shifting to the north in the afternoon. Gusts up to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest 5 to 10 mph. Mixing height.......1600-3600 ft AGL increasing to 8000-10000 ft AGL in the afternoon. Smoke dispersal.....Poor (11800 knot-ft) increasing to very good (100700 knot-ft) in the afternoon. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs around 80. North winds around 5 mph. .THURSDAY...Partly cloudy. Lows in the upper 40s. Highs in the lower 80s. North winds around 5 mph. .FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 70s. North winds around 5 mph. .SATURDAY...Mostly clear. Lows in the upper 40s. Highs in the lower 80s. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 80s. $$