


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
811 FNUS55 KREV 010932 FWFREV Fire Weather Planning Forecast National Weather Service Reno NV 232 AM PDT Fri Aug 1 2025 ...ELEVATED FIRE CONDITIONS RETURN SUNDAY DUE TO GUSTY WINDS AND LOW RELATIVE HUMIDITY... .DISCUSSION... Chances for isolated thunderstorms will continue across portions of far NE California and NW Nevada this afternoon. Gusty winds and dry conditions return on Sunday afternoon which could lead to enhanced fire weather concerns. Gusty winds could spread holdover fires from the recent lightning activity. Temperatures warm up next week. Note: Thunderstorms imply gusty and erratic winds. Note: Mixing Heights are in feet above ground level of the valley floors. Note: Please see operating plan for detailed zone descriptions https://www.weather.gov/wrh/fire?wfo=rev NVZ420-020030- Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties- 232 AM PDT Fri Aug 1 2025 .TODAY... * Sky/Weather........Mostly sunny. Slight chance of dry thunderstorms in the afternoon. * Chance of Thunder..10%. * Max Temperature.... * Valleys..........79-89. * Mid Slope........78-88. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........11-21%. * Mid Slope........14-22%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 5 to 10 mph with gusts to 20 mph late in the afternoon. * Ridge Top........Southeast winds 10 to 15 mph until late afternoon becoming light. * Chc Wetting Rain...5%. * Mixing Height......1700-2700 ft agl increasing to 9100-10100 ft agl in the afternoon. * Transport Winds....Light winds becoming south 10 to 15 mph in the afternoon. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........47-57. * Mid Slope........51-61. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........42-52%. * Mid Slope........30-40%. * 24 hr trend......4% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph. * Ridge Top........West winds 10 to 20 mph. * Chc Wetting Rain...5%. * Mixing Height......5300-6300 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....West 10 to 20 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........80-90. * Mid Slope........78-88. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........10-17%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......1000-1500 ft agl increasing to 5700-6700 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 48-58. West winds 9 to 14 mph. .SUNDAY...Clear. Highs 80-90. Lows 46-56. West winds 10 to 15 mph. .MONDAY...Clear. Highs 76-86. Lows 46-56. Slope winds. .TUESDAY...Clear. Highs 81-91. Lows 48-58. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 83-93. Lows 51-61. $$ NVZ421-020030- Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties- 232 AM PDT Fri Aug 1 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........79-89. * Mid Slope........73-83. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........8-18%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 14 mph with gusts to 25 mph in the afternoon. * Ridge Top........Light winds becoming south 10 to 15 mph with gusts to 25 mph in the late morning and afternoon. * Chc Wetting Rain...0%. * Mixing Height......2100-3100 ft agl increasing to 10200-11200 ft agl in the afternoon. * Transport Winds....South 10 to 15 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........38-48. * Mid Slope........51-61. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........38-48%. * Mid Slope........26-36%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 15 mph with gusts to 25 mph shifting to the southwest 7 to 12 mph after midnight. * Ridge Top........Southwest winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......5600-6600 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........80-90. * Mid Slope........74-84. * Min Humidity....... * Valleys..........6-16%. * Mid Slope........7-17%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 5 to 10 mph late in the afternoon. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......1200-1700 ft agl increasing to 6700-7700 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Fair increasing to excellent in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 41-51. West winds 9 to 14 mph. .SUNDAY...Clear. Highs 81-91. Lows 38-48. Southwest winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 80-90. Lows 38-48. Southwest winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 84-94. Lows 43-53. $$ CAZ272-020030- Greater Lake Tahoe and Truckee Area- 232 AM PDT Fri Aug 1 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........70-80. * Mid Slope........68-78. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........19-29%. * Mid Slope........19-29%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 5 to 10 mph with gusts to 20 mph late in the afternoon. * Ridge Top........Southeast winds 10 to 15 mph shifting to the southwest with gusts to 25 mph late in the afternoon. * Chc Wetting Rain...5%. * Mixing Height......1700-2700 ft agl increasing to 7000-8000 ft agl in the afternoon. * Transport Winds....South 10 to 15 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........39-49. * Mid Slope........43-53. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........61-71%. * Mid Slope........35-45%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 5 to 10 mph with gusts to 20 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Southwest winds 10 to 15 mph with gusts to 25 mph. * Chc Wetting Rain...0%. * Mixing Height......3200-4200 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........70-80. * Mid Slope........68-78. * Min Humidity....... * Valleys..........16-26%. * Mid Slope........15-25%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Light winds becoming west 10 to 15 mph late in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 4500-5500 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 40-50. West winds 5 to 10 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 69-79. Lows 39-49. Slope winds. .MONDAY THROUGH TUESDAY...Clear. Highs 69-79. Lows 39-49. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 73-83. Lows 43-53. $$ NVZ423-020030- West Humboldt Basin in Pershing County- 232 AM PDT Fri Aug 1 2025 .TODAY... * Sky/Weather........Mostly sunny. Slight chance of thunderstorms in the afternoon. * Chance of Thunder..10%. * Max Temperature.... * Valleys..........87-95. * Mid Slope........83-93. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........9-17%. * Mid Slope........10-18%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 7 to 12 mph in the afternoon. * Ridge Top........Light winds. * Chc Wetting Rain...5%. * Mixing Height......1500-2500 ft agl increasing to 9800-10800 ft agl in the afternoon. * Transport Winds....Light winds becoming south 10 to 15 mph in the afternoon. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Partly cloudy then becoming clear. Slight chance of dry thunderstorms in the evening. * Chance of Thunder..10%. * Min Temperature.... * Valleys..........55-64. * Mid Slope........56-65. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........37-47%. * Mid Slope........28-38%. * 24 hr trend......8% drier. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 8 to 13 mph until early morning becoming downslope 2 to 5 mph. * Ridge Top........Northwest winds 10 to 15 mph. * Chc Wetting Rain...5%. * Mixing Height......6200-7200 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........88-94. * Mid Slope........82-92. * Min Humidity....... * Valleys..........8-14%. * Mid Slope........8-14%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Light winds becoming west 10 to 15 mph in the late morning and afternoon. * Chc Wetting Rain...0%. * Mixing Height......1100-1600 ft agl increasing to 6900-7900 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 54-64. West winds 8 to 13 mph until early morning becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 88-96. Lows 52-62. West winds 10 to 15 mph. .MONDAY...Clear. Highs 83-89. Lows 52-62. Slope winds. .TUESDAY...Clear. Highs 87-95. Lows 52-62. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 90-98. Lows 55-65. $$ NVZ429-020030- Lahontan Basin including Churchill and Eastern Mineral Counties- 232 AM PDT Fri Aug 1 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........86-96. * Mid Slope........82-92. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........7-17%. * Mid Slope........7-16%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 8 to 13 mph in the afternoon. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...5%. * Mixing Height......1600-2600 ft agl increasing to 10900-11900 ft agl in the afternoon. * Transport Winds....Light winds becoming southwest 10 to 15 mph in the afternoon. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........53-63. * Mid Slope........56-66. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........31-41%. * Mid Slope........27-37%. * 24 hr trend......5% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph. * Ridge Top........West winds 10 to 15 mph with gusts to 25 mph. * Chc Wetting Rain...5%. * Mixing Height......6500-7500 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........85-95. * Mid Slope........81-91. * Min Humidity....... * Valleys..........6-12%. * Mid Slope........7-12%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 7 to 12 mph in the afternoon. * Ridge Top........Northwest winds 10 to 15 mph. Gusts to 20 mph in the morning. * Chc Wetting Rain...0%. * Mixing Height......1100-1600 ft agl increasing to 6300-7300 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Fair increasing to excellent in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 53-63. West winds 8 to 13 mph. .SUNDAY...Clear. Highs 87-97. Lows 51-61. West winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 85-95. Lows 51-61. Northwest winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 90-100. Lows 55-65. $$ CAZ270-278-NVZ458-020030- Surprise Valley California-Eastern Lassen County- Northern Washoe County- 232 AM PDT Fri Aug 1 2025 .TODAY... * Sky/Weather........Mostly sunny. Slight chance of dry thunderstorms in the afternoon. * Chance of Thunder..10%. * Max Temperature.... * Valleys..........81-91. * Mid Slope........77-85. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........12-22%. * Mid Slope........14-22%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 5 to 10 mph late in the afternoon. * Ridge Top........Northeast winds 10 to 15 mph shifting to the south in the afternoon. * Chc Wetting Rain...5%. * Mixing Height......1700-2200 ft agl increasing to 9800-10800 ft agl in the afternoon. * Transport Winds....Light winds becoming southwest 10 to 15 mph in the afternoon. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Partly cloudy then becoming clear. Slight chance of dry thunderstorms in the evening. * Chance of Thunder..10%. * Min Temperature.... * Valleys..........47-57. * Mid Slope........50-60. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........52-62%. * Mid Slope........39-49%. * 24 hr trend......9% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 8 to 13 mph with gusts to 20 mph until early morning becoming downslope 2 to 5 mph. * Ridge Top........Northwest winds 10 to 15 mph. * Chc Wetting Rain...5%. * Mixing Height......5700-6700 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........81-91. * Mid Slope........76-86. * Min Humidity....... * Valleys..........9-19%. * Mid Slope........11-21%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........North winds 10 to 15 mph shifting to the west in the afternoon. * Chc Wetting Rain...5%. * Mixing Height......1000-1500 ft agl increasing to 6400-7400 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 47-57. West winds 8 to 13 mph. .SUNDAY...Mostly clear. Slight chance of showers. Highs 81-91. Lows 44-54. West winds 10 to 15 mph. .MONDAY...Clear. Highs 76-86. Lows 44-54. Slope winds. .TUESDAY...Clear. Highs 82-92. Lows 44-54. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 84-94. Lows 47-57. $$ CAZ271-020030- Western Lassen, Eastern Plumas, and Eastern Sierra Counties- 232 AM PDT Fri Aug 1 2025 .TODAY... * Sky/Weather........Mostly sunny. Slight chance of dry thunderstorms in the afternoon. * Chance of Thunder..10%. * Max Temperature.... * Valleys..........78-88. * Mid Slope........76-84. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........16-26%. * Mid Slope........16-26%. * 24 hr trend......4% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 5 to 10 mph late in the afternoon. * Ridge Top........Southeast winds 10 to 15 mph until late afternoon becoming light. * Chc Wetting Rain...5%. * Mixing Height......2000-3000 ft agl increasing to 10500-11500 ft agl in the afternoon. * Transport Winds....Southeast 10 to 15 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........40-50. * Mid Slope........47-57. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........64-74%. * Mid Slope........40-50%. * 24 hr trend......4% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 8 to 13 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...5%. * Mixing Height......4500-5500 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........78-88. * Mid Slope........74-84. * Min Humidity....... * Valleys..........14-24%. * Mid Slope........15-25%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Light winds. Gusts to 20 mph late in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......1000-1500 ft agl increasing to 6400-7400 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 39-49. West winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 75-85. Lows 38-48. West winds 10 to 15 mph. .MONDAY...Clear. Highs 73-83. Lows 38-48. Slope winds. .TUESDAY...Clear. Highs 79-89. Lows 39-49. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 81-91. Lows 41-51. $$ CAZ274-020030- Southern Mono County- 232 AM PDT Fri Aug 1 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........76-86. * Mid Slope........72-82. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........7-17%. * Mid Slope........8-16%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 9 to 14 mph with gusts to 30 mph in the afternoon. * Ridge Top........Southwest winds 10 to 15 mph. Gusts to 25 mph in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......2400-3400 ft agl increasing to 9500-10500 ft agl in the afternoon. * Transport Winds....Southwest 10 to 20 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........37-47. * Mid Slope........41-51. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........36-46%. * Mid Slope........27-37%. * 24 hr trend......7% drier. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 9 to 15 mph with gusts to 30 mph shifting to the west 7 to 12 mph after midnight. * Ridge Top........West winds 10 to 15 mph with gusts to 30 mph. * Chc Wetting Rain...0%. * Mixing Height......5100-6100 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....West 10 to 20 mph. * Ventilation........Excellent decreasing to fair after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........77-87. * Mid Slope........73-83. * Min Humidity....... * Valleys..........6-16%. * Mid Slope........7-14%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........West winds 10 to 15 mph. Gusts to 20 mph late in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......1300-1800 ft agl increasing to 6300-7300 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Fair increasing to excellent in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 40-50. West winds 8 to 13 mph. .SUNDAY...Clear. Highs 78-88. Lows 37-47. Southwest winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 78-88. Lows 37-47. Southwest winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 80-90. Lows 41-51. $$ .8 to 14 day outlook for (Fri Aug 8 through Thu Aug 14) Above normal temperatures and precipitation. = $$ http://weather.gov/reno