


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
453 FNUS55 KREV 020934 FWFREV Fire Weather Planning Forecast National Weather Service Reno NV 234 AM PDT Sat Aug 2 2025 ...ELEVATED FIRE CONDITIONS RETURN SUNDAY DUE TO GUSTY WINDS AND LOW RELATIVE HUMIDITY... .DISCUSSION... Slight chances for isolated showers and thunderstorm continue this afternoon across portions of far NE California and NW Nevada. 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 to near early August averages by the middle of 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 NVZ420-030015- Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties- 234 AM PDT Sat Aug 2 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........80-90. * Mid Slope........78-88. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........10-16%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 8 to 13 mph in the afternoon. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......1700-2700 ft agl increasing to 8200-9200 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........48-58. * Mid Slope........51-61. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........36-46%. * Mid Slope........26-36%. * 24 hr trend......7% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 15 mph with gusts to 25 mph decreasing to 7 to 12 mph after midnight. * Ridge Top........West winds 10 to 15 mph. Gusts to 25 mph until early morning. * Chc Wetting Rain...0%. * Mixing Height......5100-6100 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....West 10 to 20 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........80-90. * Mid Slope........78-88. * Min Humidity....... * Valleys..........7-17%. * Mid Slope........8-14%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 14 mph late in the afternoon. * Ridge Top........Southwest winds 10 to 20 mph. Gusts to 30 mph in the late morning and afternoon. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 6000-7000 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .SUNDAY NIGHT...Clear. Lows 47-57. West winds 13 to 20 mph decreasing to 8 to 13 mph. .MONDAY...Clear. Highs 77-87. Lows 47-57. West winds 10 to 15 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 82-92. Lows 47-57. West winds 8 to 13 mph. .THURSDAY THROUGH FRIDAY...Clear. Highs 84-94. Lows 52-62. $$ NVZ421-030015- Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties- 234 AM PDT Sat Aug 2 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........80-90. * Mid Slope........74-84. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........7-16%. * Mid Slope........7-17%. * 24 hr trend......4% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 9 to 14 mph in the afternoon. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......2200-3200 ft agl increasing to 8700-9700 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........41-51. * Mid Slope........54-64. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........33-43%. * Mid Slope........23-33%. * 24 hr trend......8% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 15 mph. * Ridge Top........Southwest winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......5200-6200 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........81-91. * Mid Slope........75-85. * Min Humidity....... * Valleys..........6-15%. * Mid Slope........6-16%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 14 mph with gusts to 25 mph late in the afternoon. * Ridge Top........Southwest winds 10 to 20 mph with gusts to 30 mph. * Chc Wetting Rain...0%. * Mixing Height......1200-1700 ft agl increasing to 6900-7900 ft agl in the afternoon. * Transport Winds....Light winds becoming southwest 15 to 20 mph in the afternoon. * Ventilation........Fair increasing to excellent in the afternoon. .Extended... .SUNDAY NIGHT...Clear. Lows 38-48. West winds 13 to 18 mph shifting to the southwest 9 to 15 mph in the late evening and overnight. .MONDAY...Clear. Highs 79-89. Lows 38-48. West winds 10 to 15 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 83-93. Lows 40-50. Southwest winds 10 to 15 mph. .THURSDAY THROUGH FRIDAY...Clear. Highs 84-94. Lows 44-54. $$ CAZ272-030015- Greater Lake Tahoe and Truckee Area- 234 AM PDT Sat Aug 2 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..........15-25%. * Mid Slope........13-23%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 14 mph late in the afternoon. * Ridge Top........Southwest winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......1600-2100 ft agl increasing to 5600-6600 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........41-51. * Mid Slope........44-54. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........51-61%. * Mid Slope........28-38%. * 24 hr trend......11% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Southwest winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......2700-3700 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Very good decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........70-80. * Mid Slope........67-77. * Min Humidity....... * Valleys..........14-24%. * Mid Slope........13-23%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 9 to 14 mph late in the afternoon. * Ridge Top........Southwest winds 10 to 20 mph with gusts to 30 mph. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 4400-5400 ft agl in the afternoon. * Transport Winds....Light winds becoming southwest 15 to 25 mph in the afternoon. * Ventilation........Fair increasing to excellent in the afternoon. .Extended... .SUNDAY NIGHT...Clear. Lows 40-50. West winds 10 to 16 mph becoming downslope 2 to 5 mph. .MONDAY...Clear. Highs 67-77. Lows 40-50. Slope winds. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 72-82. Lows 40-50. Slope winds. .THURSDAY THROUGH FRIDAY...Clear. Highs 73-83. Lows 45-55. $$ NVZ423-030015- West Humboldt Basin in Pershing County- 234 AM PDT Sat Aug 2 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........88-94. * Mid Slope........82-92. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........8-14%. * Mid Slope........8-14%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 7 to 12 mph in the afternoon. * Ridge Top........Light winds. * Chc Wetting Rain...0%. * Mixing Height......1600-2600 ft agl increasing to 10200-11200 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..........54-64. * Mid Slope........56-65. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........32-42%. * Mid Slope........23-33%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Northwest winds 10 to 15 mph. Gusts to 20 mph after midnight. * Chc Wetting Rain...0%. * Mixing Height......5900-6900 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........88-96. * Mid Slope........84-94. * Min Humidity....... * Valleys..........6-12%. * Mid Slope........7-12%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 8 to 13 mph late in the afternoon. * Ridge Top........South winds 10 to 20 mph. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 7000-8000 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .SUNDAY NIGHT...Clear. Lows 52-62. West winds 9 to 16 mph. .MONDAY...Clear. Highs 84-90. Lows 52-62. Slope winds. .TUESDAY...Clear. Highs 88-94. Lows 52-62. Slope winds. .WEDNESDAY...Clear. Highs 91-97. Lows 55-65. West winds 10 to 15 mph. .THURSDAY THROUGH FRIDAY...Clear. Highs 89-98. Lows 56-66. $$ NVZ429-030015- Lahontan Basin including Churchill and Eastern Mineral Counties- 234 AM PDT Sat Aug 2 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........85-95. * Mid Slope........81-91. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........6-12%. * Mid Slope........7-12%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 8 to 13 mph. * Ridge Top........West winds 10 to 15 mph. Gusts to 20 mph in the morning. * Chc Wetting Rain...0%. * Mixing Height......1800-2800 ft agl increasing to 9600-10600 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........54-64. * Mid Slope........57-67. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........25-35%. * Mid Slope........20-30%. * 24 hr trend......7% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph. * Ridge Top........Northwest winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......5500-6500 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........87-97. * Mid Slope........84-94. * Min Humidity....... * Valleys..........5-11%. * Mid Slope........6-11%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 7 to 12 mph with gusts to 20 mph late in the afternoon. * Ridge Top........Southwest winds 10 to 15 mph. Gusts to 25 mph late in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......1000-1500 ft agl increasing to 6600-7600 ft agl in the afternoon. * Transport Winds....Light winds becoming southwest 10 to 15 mph in the afternoon. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .SUNDAY NIGHT...Clear. Lows 51-61. West winds 9 to 16 mph. .MONDAY...Clear. Highs 83-93. Lows 51-61. West winds 10 to 15 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 88-98. Lows 52-62. West winds 8 to 13 mph. .THURSDAY THROUGH FRIDAY...Clear. Highs 90-100. Lows 56-66. $$ CAZ270-278-NVZ458-030015- Surprise Valley California-Eastern Lassen County- Northern Washoe County- 234 AM PDT Sat Aug 2 2025 .TODAY... * Sky/Weather........Mostly sunny. Slight chance of thunderstorms in the afternoon. * Chance of Thunder..10%. * Max Temperature.... * Valleys..........82-92. * Mid Slope........77-87. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........11-21%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 8 to 13 mph in the afternoon. * Ridge Top........Light winds becoming southwest 10 to 15 mph in the afternoon. * Chc Wetting Rain...5%. * Mixing Height......1700-2700 ft agl increasing to 9700-10700 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Mostly clear. Slight chance of showers in the evening. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........48-58. * Mid Slope........51-61. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........49-59%. * Mid Slope........37-47%. * 24 hr trend......5% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph with gusts to 25 mph until early morning becoming downslope 2 to 5 mph. * Ridge Top........Northwest winds 10 to 15 mph. Gusts to 25 mph in the late evening and early morning. * Chc Wetting Rain...5%. * Mixing Height......5600-6600 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Mostly sunny. Slight chance of thunderstorms in the afternoon. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........81-91. * Mid Slope........77-87. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........11-21%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 9 to 14 mph late in the afternoon. * Ridge Top........West winds 10 to 15 mph. Gusts to 25 mph late in the afternoon. * Chc Wetting Rain...5%. * Mixing Height......1000-1500 ft agl increasing to 6900-7900 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .SUNDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows 44-54. West winds 9 to 17 mph decreasing to 8 to 13 mph after midnight. .MONDAY...Clear. Highs 78-88. Lows 44-54. West winds 10 to 15 mph. .TUESDAY...Clear. Highs 81-91. Lows 44-54. Slope winds. .WEDNESDAY...Clear. Highs 84-94. Lows 46-56. West winds 10 to 15 mph. .THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 85-95. Lows 49-59. $$ CAZ271-030015- Western Lassen, Eastern Plumas, and Eastern Sierra Counties- 234 AM PDT Sat Aug 2 2025 .TODAY... * Sky/Weather........Mostly sunny. Slight chance of showers in the afternoon. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........78-88. * Mid Slope........75-85. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........13-23%. * Mid Slope........14-24%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 14 mph in the afternoon. * Ridge Top........Light winds. Gusts to 20 mph late in the afternoon. * Chc Wetting Rain...5%. * Mixing Height......1800-2800 ft agl increasing to 8600-9600 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Fair 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..........57-67%. * Mid Slope........34-44%. * 24 hr trend......8% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 16 mph with gusts to 25 mph becoming downslope 2 to 5 mph. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......4000-5000 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........76-86. * Mid Slope........73-83. * Min Humidity....... * Valleys..........13-23%. * Mid Slope........13-23%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 14 mph late in the afternoon. * Ridge Top........Southwest winds 10 to 15 mph. Gusts to 25 mph in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......1200-1700 ft agl increasing to 6700-7700 ft agl in the afternoon. * Transport Winds....Light winds becoming southwest 10 to 15 mph in the afternoon. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .SUNDAY NIGHT...Clear. Lows 37-47. West winds 9 to 16 mph in the evening becoming downslope 2 to 5 mph. .MONDAY...Clear. Highs 73-83. Lows 37-47. West winds 10 to 15 mph. .TUESDAY...Clear. Highs 78-88. Lows 38-48. Slope winds. .WEDNESDAY...Clear. Highs 80-90. Lows 40-50. Southwest winds 10 to 15 mph. .THURSDAY THROUGH FRIDAY...Clear. Highs 81-91. Lows 42-52. $$ CAZ274-030015- Southern Mono County- 234 AM PDT Sat Aug 2 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........77-87. * Mid Slope........74-84. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........6-16%. * Mid Slope........7-15%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 8 to 13 mph with gusts to 20 mph in the afternoon. * Ridge Top........West winds 10 to 15 mph. Gusts to 20 mph late in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......2200-3200 ft agl increasing to 8200-9200 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........41-51. * Mid Slope........44-54. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........36-46%. * Mid Slope........28-38%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph with gusts to 25 mph until early morning becoming downslope 2 to 5 mph. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......5300-6300 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........78-88. * Mid Slope........75-85. * Min Humidity....... * Valleys..........6-16%. * Mid Slope........6-13%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 9 to 14 mph with gusts to 25 mph late in the afternoon. * Ridge Top........Southwest winds 10 to 15 mph with gusts to 25 mph. * Chc Wetting Rain...0%. * Mixing Height......1200-1700 ft agl increasing to 5800-6800 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Fair increasing to excellent in the afternoon. .Extended... .SUNDAY NIGHT...Clear. Lows 39-49. West winds 9 to 16 mph. .MONDAY...Clear. Highs 76-86. Lows 39-49. West winds 10 to 15 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 79-89. Lows 39-49. Southwest winds 10 to 15 mph. .THURSDAY THROUGH FRIDAY...Clear. Highs 80-90. Lows 42-52. $$ .8 to 14 day outlook for (Sat Aug 9 through Fri Aug 15) Above normal temperatures and Little or no precipitation. = $$ http://weather.gov/reno