


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
960 FNUS55 KREV 030925 FWFREV Fire Weather Planning Forecast National Weather Service Reno NV 225 AM PDT Fri Oct 3 2025 .DISCUSSION... Showers and thunderstorms will continue through this afternoon, providing wetting rains to most of the Sierra and western Nevada. Locally heavy rainfall may support some areal flooding, especially near and over burn scars. Drier weather develops this weekend with temperatures remaining at or below average into early 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 NVZ420-040015- Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties- 225 AM PDT Fri Oct 3 2025 .TODAY... * Sky/Weather........Mostly cloudy. Slight chance of thunderstorms . Chance of showers in the afternoon. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........55-65. * Mid Slope........50-60. * 24 hr trend......6 degrees cooler. * Min Humidity....... * Valleys..........41-51%. * Mid Slope........42-52%. * 24 hr trend......4% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 15 mph in the late morning and afternoon. * Ridge Top........West winds 10 to 15 mph. Gusts to 25 mph in the morning. * Chc Wetting Rain...20%. * Mixing Height......1700-2200 ft agl increasing to 4100-5100 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Good increasing to very good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming partly cloudy. Slight chance of showers in the evening. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........32-42. * Mid Slope........35-44. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........82-92%. * Mid Slope........72-82%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 9 to 15 mph decreasing to 5 to 10 mph in the morning. Gusts to 25 mph. * Ridge Top........Northwest winds 10 to 15 mph with gusts to 30 mph. * Chc Wetting Rain...10%. * Mixing Height......1800-2800 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Very good decreasing to fair after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........57-67. * Mid Slope........54-64. * Min Humidity....... * Valleys..........22-32%. * Mid Slope........31-41%. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 7 to 12 mph. Gusts to 20 mph in the morning. * Ridge Top........Light winds. * Chc Wetting Rain...0%. * Mixing Height......800-1300 ft agl increasing to 2700-3700 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Fair increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 31-41. Downslope 2 to 5 mph. .SUNDAY...Clear. Highs 56-66. Lows 31-41. Slope winds. .MONDAY...Clear. Highs 57-67. Lows 31-41. Slope winds. .TUESDAY...Clear. Highs 61-71. Lows 33-43. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 64-74. Lows 36-46. $$ NVZ421-040015- Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties- 225 AM PDT Fri Oct 3 2025 .TODAY... * Sky/Weather........Mostly cloudy. Chance of showers and a slight chance of thunderstorms. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........52-62. * Mid Slope........45-55. * 24 hr trend......12 degrees cooler. * Min Humidity....... * Valleys..........31-41%. * Mid Slope........30-40%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 9 to 14 mph in the late morning and afternoon. * Ridge Top........West winds 10 to 15 mph. Gusts to 25 mph late in the afternoon. * Chc Wetting Rain...25%. * Mixing Height......2100-3100 ft agl increasing to 5200-6200 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy. Chance of snow showers. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........25-35. * Mid Slope........37-47. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........79-89%. * Mid Slope........67-77%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 9 to 14 mph until early morning becoming downslope 2 to 5 mph. * Ridge Top........Northwest winds 10 to 20 mph with gusts to 30 mph. * Chc Wetting Rain...10%. * Mixing Height......2000-3000 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Very good decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Mostly cloudy then becoming sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........56-66. * Mid Slope........51-61. * Min Humidity....... * Valleys..........32-42%. * Mid Slope........32-42%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming north 8 to 13 mph in the afternoon. * Ridge Top........North winds 10 to 15 mph with gusts to 25 mph. * Chc Wetting Rain...0%. * Mixing Height......1000-1500 ft agl increasing to 2800-3800 ft agl in the afternoon. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Fair increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 25-35. North winds 8 to 13 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Partly cloudy. Highs 56-66. Lows 25-35. Northeast winds 10 to 15 mph. .MONDAY...Clear. Highs 56-66. Lows 25-35. Slope winds. .TUESDAY...Clear. Highs 61-71. Lows 27-37. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 64-74. Lows 30-40. $$ CAZ272-040015- Greater Lake Tahoe and Truckee Area- 225 AM PDT Fri Oct 3 2025 .TODAY... * Sky/Weather........Chance of showers in the morning, then snow showers likely and a slight chance of thunderstorms in the afternoon. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........47-53. * Mid Slope........40-50. * 24 hr trend......7 degrees cooler. * Min Humidity....... * Valleys..........62-72%. * Mid Slope........64-74%. * 24 hr trend......5% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Southwest winds 10 to 15 mph. Gusts to 30 mph in the morning. * Chc Wetting Rain...30%. * Mixing Height......1400-1900 ft agl increasing to 3000-4000 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Good. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming partly cloudy. Chance of showers. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........27-37. * Mid Slope........28-38. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........92-100%. * Mid Slope........87-97%. * 24 hr trend......7% wetter. * 20-Foot Winds...... * Valleys/Slope....Downslope 2 to 5 mph. * Ridge Top........North winds 10 to 15 mph with gusts to 25 mph. * Chc Wetting Rain...15%. * Mixing Height......1500-2000 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....North 10 to 15 mph. * Ventilation........Good. .SATURDAY... * Sky/Weather........Partly cloudy then becoming sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........54-62. * Mid Slope........49-59. * Min Humidity....... * Valleys..........39-49%. * Mid Slope........39-49%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Northeast winds 10 to 15 mph. Gusts to 25 mph until late afternoon. * Chc Wetting Rain...0%. * Mixing Height......700-1200 ft agl increasing to 2200-3200 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 25-35. Downslope 2 to 5 mph becoming east 7 to 12 mph after midnight. .SUNDAY...Clear. Highs 52-62. Lows 25-35. Slope winds. .MONDAY THROUGH TUESDAY...Clear. Highs 55-65. Lows 27-37. Slope winds. .WEDNESDAY...Clear. Highs 59-69. Lows 31-41. .THURSDAY...Sunny. Highs 55-64. $$ NVZ423-040015- West Humboldt Basin in Pershing County- 225 AM PDT Fri Oct 3 2025 .TODAY... * Sky/Weather........Mostly cloudy. Chance of showers and a slight chance of thunderstorms. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........56-66. * Mid Slope........52-62. * 24 hr trend......8 degrees cooler. * Min Humidity....... * Valleys..........46-56%. * Mid Slope........48-58%. * 24 hr trend......7% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 8 to 13 mph with gusts to 20 mph in the late morning and afternoon. * Ridge Top........West winds 10 to 15 mph. Gusts to 30 mph in the morning. * Chc Wetting Rain...45%. * Mixing Height......1200-1700 ft agl increasing to 3100-4100 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Fair increasing to good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming partly cloudy. Slight chance of thunderstorms in the evening. Chance of showers. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........37-46. * Mid Slope........38-46. * 24 hr trend......6 degrees cooler. * Max Humidity....... * Valleys..........80-90%. * Mid Slope........67-77%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 8 to 13 mph. Gusts to 20 mph in the evening. * Ridge Top........Northwest winds 10 to 20 mph with gusts to 35 mph. * Chc Wetting Rain...25%. * Mixing Height......1600-2600 ft agl decreasing to 600-1100 ft agl after midnight. * Transport Winds....North 10 to 15 mph. * Ventilation........Good decreasing to fair after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........58-68. * Mid Slope........54-64. * Min Humidity....... * Valleys..........30-40%. * Mid Slope........32-42%. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 7 to 12 mph. * Ridge Top........Northwest winds 10 to 15 mph with gusts to 25 mph. * Chc Wetting Rain...5%. * Mixing Height......1000-1500 ft agl increasing to 3200-4200 ft agl in the afternoon. * Transport Winds....North 10 to 15 mph. * Ventilation........Fair increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows 33-43. Downslope 2 to 5 mph becoming north 7 to 12 mph in the late evening and overnight. .SUNDAY...Clear. Highs 59-67. Lows 31-41. Northeast winds 10 to 15 mph. .MONDAY...Clear. Highs 62-68. Lows 31-41. Northeast winds 10 to 15 mph. .TUESDAY...Clear. Highs 66-72. Lows 33-43. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 69-76. Lows 36-46. $$ NVZ429-040015- Lahontan Basin including Churchill and Eastern Mineral Counties- 225 AM PDT Fri Oct 3 2025 .TODAY... * Sky/Weather........Mostly cloudy. Chance of showers and a slight chance of thunderstorms. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........56-66. * Mid Slope........51-61. * 24 hr trend......12 degrees cooler. * Min Humidity....... * Valleys..........36-46%. * Mid Slope........35-45%. * 24 hr trend......11% wetter. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 9 to 15 mph. Gusts to 20 mph in the morning then 25 mph in the afternoon. * Ridge Top........Northwest winds 10 to 15 mph with gusts to 30 mph. * Chc Wetting Rain...50%. * Mixing Height......1600-2100 ft agl increasing to 4000-5000 ft agl in the afternoon. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy. Slight chance of thunderstorms in the evening. Chance of showers. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........38-48. * Mid Slope........38-48. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........79-89%. * Mid Slope........71-81%. * 24 hr trend......4% drier. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 9 to 16 mph decreasing to 5 to 10 mph in the morning. Gusts to 30 mph. * Ridge Top........Northwest winds 10 to 20 mph with gusts to 40 mph. * Chc Wetting Rain...20%. * Mixing Height......2100-3100 ft agl decreasing to 600-1100 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Very good decreasing to fair after midnight. .SATURDAY... * Sky/Weather........Partly cloudy then becoming sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........58-68. * Mid Slope........53-63. * Min Humidity....... * Valleys..........31-41%. * Mid Slope........33-43%. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 8 to 13 mph. Gusts to 20 mph in the morning. * Ridge Top........Northwest winds 10 to 15 mph with gusts to 30 mph. * Chc Wetting Rain...0%. * Mixing Height......1200-1700 ft agl increasing to 3300-4300 ft agl in the afternoon. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Good. .Extended... .SATURDAY NIGHT...Clear. Lows 34-44. North winds 7 to 12 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 58-68. Lows 34-44. Slope winds. .MONDAY THROUGH TUESDAY...Clear. Highs 61-71. Lows 34-44. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 68-78. Lows 38-48. $$ CAZ270-278-NVZ458-040015- Surprise Valley California-Eastern Lassen County- Northern Washoe County- 225 AM PDT Fri Oct 3 2025 .TODAY... * Sky/Weather........Mostly cloudy. Chance of showers and a slight chance of thunderstorms. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........54-64. * Mid Slope........50-58. * 24 hr trend......4 degrees cooler. * Min Humidity....... * Valleys..........46-56%. * Mid Slope........55-65%. * 24 hr trend......4% wetter. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 9 to 15 mph. Gusts to 25 mph in the afternoon. * Ridge Top........Northwest winds 10 to 15 mph. * Chc Wetting Rain...30%. * Mixing Height......1100-1600 ft agl increasing to 2900-3900 ft agl in the afternoon. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Fair increasing to good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming clear. Slight chance of showers in the evening. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........28-38. * Mid Slope........31-41. * 24 hr trend......5 degrees cooler. * Max Humidity....... * Valleys..........82-92%. * Mid Slope........76-86%. * 24 hr trend......5% drier. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 9 to 15 mph with gusts to 25 mph. * Ridge Top........North winds 10 to 20 mph with gusts to 30 mph. * Chc Wetting Rain...5%. * Mixing Height......1600-2600 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....North 10 to 20 mph. * Ventilation........Good decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Partly cloudy then becoming sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........57-67. * Mid Slope........52-62. * Min Humidity....... * Valleys..........24-34%. * Mid Slope........29-39%. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 7 to 12 mph. * Ridge Top........Northwest winds 10 to 15 mph with gusts to 25 mph. * Chc Wetting Rain...0%. * Mixing Height......600-1100 ft agl increasing to 2900-3900 ft agl in the afternoon. * Transport Winds....North 10 to 15 mph. * Ventilation........Fair increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows 26-36. North winds 7 to 12 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 57-67. Lows 26-36. Northeast winds 10 to 15 mph. .MONDAY...Clear. Highs 58-68. Lows 26-36. Slope winds. .TUESDAY...Clear. Highs 62-72. Lows 28-38. Slope winds. .WEDNESDAY...Clear. Highs 66-76. Lows 32-42. .THURSDAY...Partly cloudy. Highs 62-72. $$ CAZ271-040015- Western Lassen, Eastern Plumas, and Eastern Sierra Counties- 225 AM PDT Fri Oct 3 2025 .TODAY... * Sky/Weather........Mostly cloudy. Chance of showers and a slight chance of thunderstorms. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........49-59. * Mid Slope........47-55. * 24 hr trend......5 degrees cooler. * Min Humidity....... * Valleys..........61-71%. * Mid Slope........64-74%. * 24 hr trend......12% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 7 to 12 mph with gusts to 20 mph in the afternoon. * Ridge Top........Light winds. * Chc Wetting Rain...45%. * Mixing Height......1000-1500 ft agl increasing to 2400-3400 ft agl in the afternoon. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Fair increasing to good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming clear. Slight chance of showers in the evening. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........26-36. * Mid Slope........30-40. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........90-100%. * Mid Slope........89-99%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 5 to 10 mph with gusts to 20 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........North winds 10 to 15 mph. * Chc Wetting Rain...5%. * Mixing Height......1500-2000 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....North 10 to 15 mph. * Ventilation........Good decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........56-66. * Mid Slope........54-62. * Min Humidity....... * Valleys..........30-40%. * Mid Slope........31-41%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........North winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......600-1000 ft agl increasing to 2800-3800 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 23-33. Downslope 2 to 5 mph. .SUNDAY...Clear. Highs 57-67. Lows 23-33. East winds 10 to 15 mph. .MONDAY...Clear. Highs 58-68. Lows 24-34. East winds 10 to 15 mph. .TUESDAY...Clear. Highs 63-73. Lows 25-35. Slope winds. .WEDNESDAY...Clear. Highs 64-74. Lows 29-39. .THURSDAY...Sunny. Highs 57-67. $$ CAZ274-040015- Southern Mono County- 225 AM PDT Fri Oct 3 2025 .TODAY... * Sky/Weather........Mostly cloudy. Chance of showers and a slight chance of thunderstorms. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........49-59. * Mid Slope........45-55. * 24 hr trend......14 degrees cooler. * Min Humidity....... * Valleys..........23-33%. * Mid Slope........27-37%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph with gusts to 25 mph. * Ridge Top........West winds 10 to 15 mph. Gusts to 45 mph decreasing to 25 mph in the afternoon. * Chc Wetting Rain...25%. * Mixing Height......2300-3300 ft agl increasing to 5400-6400 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Very good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming clear. Chance of showers in the evening. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........23-33. * Mid Slope........26-36. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........84-94%. * Mid Slope........73-83%. * 24 hr trend......16% wetter. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 9 to 14 mph with gusts to 25 mph until early morning becoming downslope 2 to 5 mph. * Ridge Top........Northwest winds 15 to 25 mph with gusts to 40 mph. * Chc Wetting Rain...10%. * Mixing Height......2600-3600 ft agl decreasing to 600-1100 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Excellent decreasing to fair after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........55-65. * Mid Slope........51-61. * Min Humidity....... * Valleys..........25-35%. * Mid Slope........29-39%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Northwest winds 15 to 25 mph. Gusts to 35 mph until late afternoon. * Chc Wetting Rain...0%. * Mixing Height......1000-1500 ft agl increasing to 2400-3400 ft agl in the afternoon. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Good increasing to very good in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 24-34. North winds 5 to 10 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Partly cloudy. Highs 55-65. Lows 24-34. Slope winds. .MONDAY THROUGH TUESDAY...Clear. Highs 57-67. Lows 25-35. Slope winds. .WEDNESDAY THROUGH THURSDAY...Clear. Highs 60-70. Lows 29-39. $$ .8 to 14 day outlook for (Fri Oct 10 through Thu Oct 16) Below normal temperatures and Above normal precipitation. = $$ http://weather.gov/reno