Suppression Forecast
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
162 FNUS75 KCYS 192310 FWSCYS Spot Forecast for La Bonte Fire...BLM National Weather Service Cheyenne WY 510 PM MDT Thu Sep 19 2024 If conditions become unrepresentative, contact the National Weather Service at (307) 772-2227 .DISCUSSION... Poor humidity recoveries are expected tonight with southwest winds. Maximum RHs will rise to about 40 percent. No precipitation is expected on Friday, but critical to near-critical fire weather conditions are likely. Minimum RH values will be around 15 percent with westerly winds at 15 MPH. Gusts of 20 to 25 MPH are expected. Better overnight recoveries are forecast Friday night with northwest winds. .REST OF TODAY... Sky/weather.........Sunny (0-10 percent). CWR.................0 percent. LAL.................1. Max temperature.....Around 72. Min humidity........22 percent. Wind (20 ft)........West winds 12 to 13 mph. Mixing height.......8900 ft AGL. Transport winds.....West around 28 mph. Smoke dispersal.....Excellent (208900 knot-ft). Haines Index........3 or very low potential for large plume dominated fire growth. TIME (MDT) 5PM Sky (%).........5 Weather cov..... Weather type.... Tstm cov........ CWR.............0 LAL.............1 Temp............71 RH..............22 20 FT wind dir..W 20 FT wind spd..13 20 FT wind gust.22 Mix hgt (kft)...8.9 Transp wind dir.W Transp wind spd.28 Haines index....3 SDspl kt-ft/1000223 .TONIGHT... Sky/weather.........Mostly clear (0-10 percent). CWR.................0 percent. LAL.................1. Min temperature.....Around 51. Max humidity........39 percent. Wind (20 ft)........Southwest winds 6 to 12 mph decreasing to 6 to 9 mph late in the evening. Mixing height.......300 ft AGL. Transport winds.....West 20 to 26 mph becoming southwest 8 to 16 mph in the late evening and overnight. Smoke dispersal.....Excellent (195000 knot-ft) early in the evening decreasing to very good (118100 knot-ft) late in the night decreasing to good (61800 knot-ft) early in the evening decreasing to poor (3600 knot-ft) late in the night early in the evening. Haines Index........4 or low potential for large plume dominated fire growth. TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........4 4 4 8 8 8 9 9 9 8 8 8 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 LAL.............1 1 1 1 1 1 1 1 1 1 1 1 Temp............69 66 62 58 56 56 55 54 54 53 53 53 RH..............23 26 29 34 35 35 38 38 37 39 38 37 20 FT wind dir..W W W SW SW SW S SW SW SW SW SW 20 FT wind spd..12 10 9 8 6 6 6 6 7 7 8 9 20 FT wind gust.18 17 15 13 10 10 9 9 12 12 14 15 Mix hgt (kft)...8.1 5.9 3.1 0.9 0.3 0.5 0.8 0.9 0.9 1.0 1.0 1.0 Transp wind dir.W W W W W SW SW SW SW SW SW SW Transp wind spd.26 23 20 16 13 9 8 8 9 12 14 15 Haines index....4 4 4 4 4 4 4 4 4 4 4 4 SDspl kt-ft/1000195 130 62 19 8 7 8 9 11 13 15 17 .FRIDAY... Sky/weather.........Sunny (5-15 percent). CWR.................0 percent. LAL.................1. Max temperature.....Around 78. Min humidity........15 percent. Wind (20 ft)........West winds 9 to 16 mph. Mixing height.......10400 ft AGL increasing to 11400 ft AGL in the afternoon. Transport winds.....West 17 to 26 mph increasing to 29 to 31 mph late in the afternoon. Smoke dispersal.....Poor (14400 knot-ft) early in the morning increasing to good (97400 knot-ft) in the afternoon increasing to excellent (261800 knot-ft). Haines Index........4 or low potential for large plume dominated fire growth. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........8 8 8 5 5 5 2 2 2 13 13 13 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 LAL.............1 1 1 1 1 1 1 1 1 1 1 1 Temp............53 54 58 62 67 70 73 74 76 77 76 75 RH..............38 37 32 28 24 22 20 19 17 15 16 17 20 FT wind dir..SW SW SW SW W W W W W W W W 20 FT wind spd..10 10 12 12 13 14 14 15 16 16 16 16 20 FT wind gust.16 16 18 18 21 22 22 23 25 25 25 24 Mix hgt (kft)...1.0 0.9 1.1 2.1 4.7 7.8 10 11 11 11 11 11 Transp wind dir.SW SW W W W W W W W W W W Transp wind spd.17 18 21 22 22 22 22 24 26 29 30 31 Haines index....4 4 4 4 4 4 4 4 4 4 4 4 SDspl kt-ft/100020 21 27 47 97 157 210 250 278 292 310 307 $$ Forecaster...Fuller Requested by...Chris Colt/Anna Sammer Type of request...WILDFIRE .TAG 2422495.3/CYS .DELDT 09/19/24 .FormatterVersion 2.0.0 .EMAIL 2024.labonte.plans@firenet.gov