


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
363 FNUS55 KREV 131007 FWFREV Fire Weather Planning Forecast National Weather Service Reno NV 307 AM PDT Wed Aug 13 2025 ...ISOLATED THUNDERSTORMS AND ELEVATED FIRE WEATHER CONDITIONS THIS AFTERNOON DUE TO BREEZY WINDS AND LOW HUMIDITY... .DISCUSSION... Isolated thunderstorms return this afternoon mainly for Mono and Mineral counties and the southern Sierra Front. Otherwise, breezy winds return this afternoon, producing areas of elevated fire weather conditions. Temperatures will remain above average today, with a gradual cooling and typical afternoon breezes expected each day through the weekend. 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 NVZ420-140100- Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties- 307 AM PDT Wed Aug 13 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........87-97. * Mid Slope........85-95. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........6-16%. * Mid Slope........7-15%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 17 mph with gusts to 25 mph. * Ridge Top........West winds 10 to 17 mph. Gusts to 25 mph late in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......1700-2200 ft agl increasing to 8500-9500 ft agl in the afternoon. * Transport Winds....Light winds becoming west 15 to 20 mph in the afternoon. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........50-60. * Mid Slope........55-65. * 24 hr trend......5 degrees cooler. * Max Humidity....... * Valleys..........34-44%. * Mid Slope........19-29%. * 24 hr trend......4% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 12 to 18 mph with gusts to 30 mph decreasing to 9 to 14 mph in the late evening and overnight. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......4300-5300 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....West 15 to 25 mph decreasing to 10 to 15 mph after midnight. * Ventilation........Excellent decreasing to marginal after midnight. .THURSDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........83-93. * Mid Slope........82-92. * Min Humidity....... * Valleys..........7-17%. * Mid Slope........8-14%. * 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........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 5800-6800 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .THURSDAY NIGHT...Clear. Lows 50-60. West winds 9 to 15 mph decreasing to 5 to 10 mph after midnight. .FRIDAY...Clear. Highs 82-92. Lows 50-60. West winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 79-89. Lows 47-57. West winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 79-89. Lows 47-57. $$ NVZ421-140100- Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties- 307 AM PDT Wed Aug 13 2025 .TODAY... * Sky/Weather........Sunny then becoming mostly cloudy. Chance of showers and a slight chance of thunderstorms in the afternoon. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........86-96. * Mid Slope........79-89. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........10-20%. * Mid Slope........11-21%. * 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........West winds 10 to 15 mph. Gusts to 25 mph late in the afternoon. * Chc Wetting Rain...10%. * Mixing Height......2300-3300 ft agl increasing to 10600-11600 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Partly cloudy then becoming clear. Slight chance of thunderstorms in the evening. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........43-53. * Mid Slope........57-67. * 24 hr trend......5 degrees cooler. * Max Humidity....... * Valleys..........26-36%. * Mid Slope........19-29%. * 24 hr trend......11% drier. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 9 to 14 mph with gusts to 25 mph becoming downslope 2 to 5 mph after midnight. * Ridge Top........Southwest winds 10 to 15 mph. Gusts to 25 mph in the evening. * Chc Wetting Rain...5%. * Mixing Height......3900-4900 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .THURSDAY... * Sky/Weather........Mostly sunny. Slight chance of showers in the afternoon. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........83-93. * Mid Slope........77-87. * Min Humidity....... * Valleys..........6-14%. * Mid Slope........7-15%. * 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...5%. * Mixing Height......1100-1600 ft agl increasing to 7900-8900 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Fair increasing to excellent in the afternoon. .Extended... .THURSDAY NIGHT...Clear. Lows 42-52. West winds 9 to 14 mph becoming downslope 2 to 5 mph after midnight. .FRIDAY...Clear. Highs 81-91. Lows 41-51. West winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 79-89. Lows 38-48. Southwest winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 79-89. Lows 38-48. $$ CAZ272-140100- Greater Lake Tahoe and Truckee Area- 307 AM PDT Wed Aug 13 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........76-86. * Mid Slope........74-84. * 24 hr trend......5 degrees cooler. * Min Humidity....... * Valleys..........13-23%. * Mid Slope........12-22%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 14 mph in the afternoon. * Ridge Top........Southwest winds 10 to 15 mph with gusts to 25 mph. * Chc Wetting Rain...0%. * Mixing Height......1500-2000 ft agl increasing to 5300-6300 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. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........44-54. * Mid Slope........47-57. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........41-51%. * Mid Slope........24-34%. * 24 hr trend......9% 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. Gusts to 30 mph in the evening. * Chc Wetting Rain...0%. * Mixing Height......1800-2800 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....West 15 to 20 mph in the evening becoming light. * Ventilation........Very good decreasing to marginal after midnight. .THURSDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........74-84. * Mid Slope........71-81. * Min Humidity....... * Valleys..........12-22%. * Mid Slope........12-22%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Southwest winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......700-1200 ft agl increasing to 4500-5500 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .THURSDAY NIGHT...Clear. Lows 43-53. West winds 7 to 12 mph in the evening becoming downslope 2 to 5 mph. .FRIDAY...Clear. Highs 73-83. Lows 43-53. Slope winds. .SATURDAY THROUGH SUNDAY...Clear. Highs 69-79. Lows 39-49. Slope winds. .MONDAY THROUGH TUESDAY...Clear. Highs 68-78. Lows 39-49. $$ NVZ423-140100- West Humboldt Basin in Pershing County- 307 AM PDT Wed Aug 13 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........95-101. * Mid Slope........90-100. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........7-12%. * Mid Slope........7-13%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 9 to 15 mph in the late morning and afternoon. * Ridge Top........West winds 10 to 20 mph. * Chc Wetting Rain...0%. * Mixing Height......1600-2100 ft agl increasing to 10400-11400 ft agl in the afternoon. * Transport Winds....West 10 to 20 mph. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Partly cloudy then becoming clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........57-67. * Mid Slope........59-68. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........27-37%. * Mid Slope........20-30%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 16 mph with gusts to 25 mph. * Ridge Top........West winds 10 to 16 mph with gusts to 30 mph. * Chc Wetting Rain...0%. * Mixing Height......6100-7100 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....West 10 to 20 mph. * Ventilation........Excellent decreasing to marginal after midnight. .THURSDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........91-99. * Mid Slope........86-96. * Min Humidity....... * Valleys..........7-12%. * Mid Slope........8-13%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 5 to 10 mph late in the afternoon. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 6200-7200 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .THURSDAY NIGHT...Clear. Lows 55-65. Northwest winds 9 to 14 mph. .FRIDAY...Clear. Highs 89-97. Lows 55-65. Slope winds. .SATURDAY THROUGH SUNDAY...Clear. Highs 87-95. Lows 52-62. West winds 8 to 13 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 85-94. Lows 51-61. $$ NVZ429-140100- Lahontan Basin including Churchill and Eastern Mineral Counties- 307 AM PDT Wed Aug 13 2025 .TODAY... * Sky/Weather........Mostly sunny. Chance of showers and a slight chance of thunderstorms in the afternoon. * Chance of Thunder..10%. * Max Temperature.... * Valleys..........92-102. * Mid Slope........88-98. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........7-16%. * Mid Slope........8-16%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...5%. * Mixing Height......1700-2200 ft agl increasing to 10600-11600 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Partly cloudy then becoming clear. Slight chance of thunderstorms in the evening. * Chance of Thunder..10%. * Min Temperature.... * Valleys..........55-65. * Mid Slope........59-69. * 24 hr trend......5 degrees cooler. * Max Humidity....... * Valleys..........24-34%. * Mid Slope........20-30%. * 24 hr trend......5% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 15 mph. Gusts to 25 mph in the evening. * Ridge Top........West winds 10 to 15 mph. Gusts to 25 mph. * Chc Wetting Rain...5%. * Mixing Height......6200-7200 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....West 10 to 20 mph. * Ventilation........Excellent decreasing to marginal after midnight. .THURSDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........89-99. * Mid Slope........84-94. * 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. * Chc Wetting Rain...5%. * Mixing Height......900-1400 ft agl increasing to 6100-7100 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Fair increasing to excellent in the afternoon. .Extended... .THURSDAY NIGHT...Clear. Lows 55-65. Northwest winds 9 to 14 mph. .FRIDAY...Clear. Highs 88-98. Lows 54-64. West winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 85-95. Lows 51-61. Slope winds. .MONDAY THROUGH TUESDAY...Clear. Highs 85-95. Lows 51-61. $$ CAZ270-278-NVZ458-140100- Surprise Valley California-Eastern Lassen County- Northern Washoe County- 307 AM PDT Wed Aug 13 2025 .TODAY... * Sky/Weather........Partly cloudy then becoming sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........88-98. * Mid Slope........84-94. * 24 hr trend......4 degrees cooler. * Min Humidity....... * Valleys..........6-16%. * Mid Slope........9-17%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 17 mph with gusts to 25 mph. * Ridge Top........West winds 10 to 17 mph. Gusts to 25 mph in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......1700-2200 ft agl increasing to 9200-10200 ft agl in the afternoon. * Transport Winds....Light winds becoming west 15 to 20 mph in the afternoon. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........49-59. * Mid Slope........52-62. * 24 hr trend......5 degrees cooler. * Max Humidity....... * Valleys..........47-57%. * Mid Slope........34-44%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 12 to 18 mph with gusts to 30 mph becoming northwest 5 to 10 mph with gusts to 20 mph after midnight. * Ridge Top........Northwest winds 10 to 20 mph with gusts to 30 mph. * Chc Wetting Rain...0%. * Mixing Height......5300-6300 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....West 10 to 20 mph. * Ventilation........Excellent decreasing to marginal after midnight. .THURSDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........85-95. * Mid Slope........80-90. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........11-17%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 14 mph in the afternoon. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 6200-7200 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .THURSDAY NIGHT...Clear. Lows 45-55. Northwest winds 9 to 16 mph. .FRIDAY...Clear. Highs 84-94. Lows 45-55. Northwest winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 81-91. Lows 46-56. Southwest winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 80-90. Lows 45-55. $$ CAZ271-140100- Western Lassen, Eastern Plumas, and Eastern Sierra Counties- 307 AM PDT Wed Aug 13 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........83-93. * Mid Slope........81-91. * 24 hr trend......6 degrees cooler. * Min Humidity....... * Valleys..........11-21%. * Mid Slope........10-20%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 15 mph with gusts to 25 mph 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......1600-2100 ft agl increasing to 7000-8000 ft agl in the afternoon. * Transport Winds....Southwest 10 to 20 mph. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........40-50. * Mid Slope........49-59. * 24 hr trend......5 degrees cooler. * Max Humidity....... * Valleys..........56-66%. * Mid Slope........35-45%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 15 mph with gusts to 25 mph becoming downslope 2 to 5 mph after midnight. * Ridge Top........West winds 10 to 15 mph. Gusts to 30 mph in the evening. * Chc Wetting Rain...0%. * Mixing Height......3100-4100 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .THURSDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........81-91. * Mid Slope........78-88. * Min Humidity....... * Valleys..........12-22%. * Mid Slope........11-21%. * 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........West winds 10 to 15 mph. * Chc Wetting Rain...5%. * Mixing Height......900-1400 ft agl increasing to 6100-7100 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .THURSDAY NIGHT...Clear. Lows 40-50. Northwest winds 9 to 14 mph becoming downslope 2 to 5 mph after midnight. .FRIDAY...Clear. Highs 80-90. Lows 40-50. Northwest winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 75-85. Lows 36-46. Southwest winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 75-85. Lows 36-46. $$ CAZ274-140100- Southern Mono County- 307 AM PDT Wed Aug 13 2025 .TODAY... * Sky/Weather........Sunny then becoming mostly cloudy. Chance of showers and a slight chance of thunderstorms in the afternoon. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........81-91. * Mid Slope........78-88. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........10-20%. * Mid Slope........13-23%. * 24 hr trend......5% wetter. * 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. * Chc Wetting Rain...5%. * Mixing Height......2600-3600 ft agl increasing to 10700-11700 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Partly cloudy then becoming clear. Slight chance of thunderstorms in the evening. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........44-54. * Mid Slope........47-57. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........37-47%. * Mid Slope........28-38%. * 24 hr trend......8% drier. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph. Gusts to 25 mph in the evening. * Ridge Top........West winds 10 to 15 mph. Gusts to 25 mph in the evening. * Chc Wetting Rain...5%. * Mixing Height......4000-5000 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....West 10 to 15 mph. * Ventilation........Excellent decreasing to marginal after midnight. .THURSDAY... * Sky/Weather........Sunny then becoming partly cloudy. Slight chance of thunderstorms in the afternoon. * Chance of Thunder..10%. * Max Temperature.... * Valleys..........79-89. * Mid Slope........76-86. * Min Humidity....... * Valleys..........7-17%. * Mid Slope........8-15%. * 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...5%. * Mixing Height......1300-1800 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. .Extended... .THURSDAY NIGHT...Partly cloudy in the evening then becoming clear. Slight chance of thunderstorms in the evening. Lows 43-53. West winds 8 to 13 mph in the evening becoming downslope 2 to 5 mph. .FRIDAY...Clear. Highs 77-87. Lows 41-51. Slope winds. .SATURDAY THROUGH SUNDAY...Clear. Highs 75-85. Lows 38-48. Southwest winds 8 to 13 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 75-85. Lows 38-48. $$ .8 to 14 day outlook for (Wed Aug 20 through Tue Aug 26) Above normal temperatures and Near normal precipitation. = $$ http://weather.gov/reno