


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
539 FNUS55 KREV 180940 CCA FWFREV Fire Weather Planning Forecast...CORRECTED National Weather Service Reno NV 240 AM PDT Fri Apr 18 2025 .DISCUSSION... Drier and warmer conditions return today with breezy north-northeast wind through this afternoon. Sunday looks to see gusty west- southwest winds late morning into the afternoon. Generally dry and slightly above normal temperatures will prevail through 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 NVZ420-190045- Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties- 240 AM PDT Fri Apr 18 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........53-62. * Mid Slope........47-57. * 24 hr trend......4 degrees cooler. * Min Humidity....... * Valleys..........9-19%. * Mid Slope........12-18%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....North winds 9 to 16 mph with gusts to 25 mph. * Ridge Top........Northeast winds 10 to 20 mph with gusts to 30 mph. * Chc Wetting Rain...0%. * Mixing Height......2400-3400 ft agl increasing to 5600-6600 ft agl in the afternoon. * Transport Winds....Northeast 15 to 25 mph. * Ventilation........Very good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........26-36. * Mid Slope........30-38. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........29-39%. * Mid Slope........24-34%. * 24 hr trend......7% drier. * 20-Foot Winds...... * Valleys/Slope....Northeast winds 9 to 14 mph becoming downslope 2 to 5 mph. * Ridge Top........Southeast winds 10 to 15 mph with gusts to 30 mph. * Chc Wetting Rain...0%. * Mixing Height......3300-4300 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....Northeast 15 to 20 mph in the evening becoming light. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........62-72. * Mid Slope........59-69. * Min Humidity....... * Valleys..........10-20%. * Mid Slope........12-19%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........South winds 10 to 15 mph shifting to the northwest late in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 3700-4700 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .SATURDAY NIGHT...Partly cloudy in the evening then clearing. Lows 35-45. Northwest winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 68-77. Lows 35-45. West winds 10 to 20 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 67-77. Lows 35-45. West winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 64-74. Lows 35-45. $$ NVZ421-190045- Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties- 240 AM PDT Fri Apr 18 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........47-57. * Mid Slope........40-50. * 24 hr trend......6 degrees cooler. * Min Humidity....... * Valleys..........10-20%. * Mid Slope........10-20%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....North winds 10 to 16 mph with gusts to 30 mph increasing to 12 to 18 mph with gusts to 30 mph late in the afternoon. * Ridge Top........North winds 20 to 30 mph with gusts to 45 mph. * Chc Wetting Rain...0%. * Mixing Height......2100-3100 ft agl increasing to 4000-5000 ft agl in the afternoon. * Transport Winds....North 20 to 30 mph. * Ventilation........Excellent. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........23-33. * Mid Slope........26-36. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........29-39%. * Mid Slope........24-34%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....North winds 10 to 17 mph with gusts to 30 mph decreasing to 5 to 10 mph in the evening. * Ridge Top........North winds 15 to 25 mph with gusts to 35 mph shifting to the northeast with gusts to 40 mph in the late evening and overnight. * Chc Wetting Rain...0%. * Mixing Height......2900-3900 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....North 15 to 25 mph in the evening becoming light. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........60-70. * Mid Slope........54-64. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........8-18%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming north 5 to 10 mph late in the afternoon. * Ridge Top........Northeast winds 10 to 15 mph shifting to the southwest in the morning, then shifting to the northwest in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 3100-4100 ft agl in the afternoon. * Transport Winds....Light winds becoming northwest 10 to 15 mph in the afternoon. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .SATURDAY NIGHT...Partly cloudy in the evening then becoming clear. Lows 30-40. Northwest winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 64-74. Lows 29-39. Southwest winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 65-75. Lows 29-39. Southwest winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 61-71. Lows 29-39. $$ CAZ272-190045- Greater Lake Tahoe and Truckee Area- 240 AM PDT Fri Apr 18 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........46-52. * Mid Slope........40-50. * 24 hr trend......4 degrees cooler. * Min Humidity....... * Valleys..........19-26%. * Mid Slope........16-26%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Northeast winds 9 to 14 mph. * Ridge Top........Northeast winds 15 to 25 mph with gusts to 45 mph. * Chc Wetting Rain...0%. * Mixing Height......1600-2100 ft agl increasing to 3200-4200 ft agl in the afternoon. * Transport Winds....Northeast 20 to 30 mph. * Ventilation........Very good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........26-36. * Mid Slope........25-33. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........40-50%. * Mid Slope........29-39%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Northeast winds 9 to 14 mph with gusts to 25 mph until early morning becoming downslope 2 to 5 mph. * Ridge Top........East winds 20 to 30 mph with gusts to 45 mph. * Chc Wetting Rain...0%. * Mixing Height......2200-3200 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....Northeast 15 to 25 mph shifting to the east 10 to 15 mph after midnight. * Ventilation........Excellent decreasing to fair after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........55-62. * Mid Slope........51-61. * Min Humidity....... * Valleys..........21-31%. * Mid Slope........18-28%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Southeast winds 10 to 15 mph with gusts to 25 mph shifting to the west late in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......700-1200 ft agl increasing to 2600-3600 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Partly cloudy in the evening then becoming clear. Lows 30-40. West winds 7 to 12 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 56-64. Lows 30-40. Southwest winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 56-64. Lows 31-41. Southwest winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 51-61. Lows 30-40. $$ NVZ423-190045- West Humboldt Basin in Pershing County- 240 AM PDT Fri Apr 18 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........56-62. * Mid Slope........50-60. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........10-15%. * Mid Slope........11-16%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....North winds 10 to 16 mph increasing to 12 to 18 mph in the afternoon. * Ridge Top........North winds 15 to 25 mph with gusts to 50 mph. * Chc Wetting Rain...0%. * Mixing Height......2500-3500 ft agl increasing to 6900-7900 ft agl in the afternoon. * Transport Winds....North 20 to 30 mph. * Ventilation........Excellent. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........26-36. * Mid Slope........30-38. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........28-38%. * Mid Slope........20-30%. * 24 hr trend......9% drier. * 20-Foot Winds...... * Valleys/Slope....North winds 10 to 16 mph with gusts to 25 mph becoming downslope 2 to 5 mph. * Ridge Top........North winds 10 to 15 mph. Gusts to 35 mph until early morning. * Chc Wetting Rain...0%. * Mixing Height......3900-4900 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....North 15 to 25 mph in the evening becoming light. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny then becoming partly cloudy. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........65-71. * Mid Slope........59-69. * Min Humidity....... * Valleys..........9-15%. * Mid Slope........10-16%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Southwest winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......800-1300 ft agl increasing to 3900-4900 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Mostly cloudy in the evening then clearing. Lows 34-44. Northwest winds 8 to 13 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 71-77. Lows 34-44. West winds 10 to 15 mph. .MONDAY...Clear. Highs 69-75. Lows 34-44. Northwest winds 10 to 15 mph. .TUESDAY...Partly cloudy. Highs 72-78. Lows 34-44. Northwest winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 68-75. Lows 38-47. $$ NVZ429-190045- Lahontan Basin including Churchill and Eastern Mineral Counties- 240 AM PDT Fri Apr 18 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........51-61. * Mid Slope........47-57. * 24 hr trend......4 degrees cooler. * Min Humidity....... * Valleys..........9-15%. * Mid Slope........11-16%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....North winds 9 to 17 mph with gusts to 30 mph increasing to 13 to 20 mph with gusts to 35 mph in the afternoon. * Ridge Top........North winds 15 to 25 mph with gusts to 50 mph. * Chc Wetting Rain...0%. * Mixing Height......2700-3700 ft agl increasing to 6800-7800 ft agl in the afternoon. * Transport Winds....North 20 to 30 mph. * Ventilation........Excellent. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........27-37. * Mid Slope........28-38. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........25-35%. * Mid Slope........22-32%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....North winds 13 to 18 mph with gusts to 30 mph decreasing to 7 to 12 mph with gusts to 20 mph in the evening. * Ridge Top........Northeast winds 15 to 25 mph. Gusts to 40 mph decreasing to 25 mph after midnight. * Chc Wetting Rain...0%. * Mixing Height......3900-4900 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....North 15 to 25 mph in the evening becoming light. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........63-73. * Mid Slope........58-68. * Min Humidity....... * Valleys..........8-13%. * Mid Slope........9-14%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Southeast winds 10 to 15 mph shifting to the northwest in the afternoon. Gusts to 25 mph. * Chc Wetting Rain...0%. * Mixing Height......900-1400 ft agl increasing to 3400-4400 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Partly cloudy in the evening then clearing. Lows 36-45. North winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 70-79. Lows 36-46. West winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 69-79. Lows 38-48. West winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 67-77. Lows 39-49. $$ CAZ270-278-NVZ458-190045- Surprise Valley California-Eastern Lassen County- Northern Washoe County- 240 AM PDT Fri Apr 18 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........53-63. * Mid Slope........50-58. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........10-20%. * Mid Slope........12-22%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Northeast winds 9 to 16 mph with gusts to 25 mph. * Ridge Top........Northeast winds 10 to 20 mph with gusts to 35 mph. * Chc Wetting Rain...0%. * Mixing Height......2300-3300 ft agl increasing to 6000-7000 ft agl in the afternoon. * Transport Winds....Northeast 15 to 25 mph. * Ventilation........Excellent. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........28-38. * Mid Slope........29-37. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........35-45%. * Mid Slope........27-37%. * 24 hr trend......10% drier. * 20-Foot Winds...... * Valleys/Slope....Northeast winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Northeast winds 10 to 15 mph until early morning becoming light. * Chc Wetting Rain...0%. * Mixing Height......3200-4200 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....Northeast 10 to 20 mph. * Ventilation........Excellent decreasing to poor after midnight. .SATURDAY... * Sky/Weather........Sunny then becoming mostly cloudy. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........62-72. * Mid Slope........57-67. * Min Humidity....... * Valleys..........11-21%. * Mid Slope........13-23%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming west 7 to 12 mph late in the afternoon. * Ridge Top........Southwest winds 10 to 15 mph. * Chc Wetting Rain...0%. * Mixing Height......700-1200 ft agl increasing to 4000-5000 ft agl in the afternoon. * Transport Winds....West 10 to 15 mph. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .SATURDAY NIGHT...Partly cloudy in the evening then becoming clear. Lows 31-41. Northwest winds 9 to 15 mph becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 65-75. Lows 29-39. West winds 10 to 20 mph. .MONDAY...Clear. Highs 63-73. Lows 29-39. Northwest winds 10 to 15 mph. .TUESDAY...Partly cloudy. Highs 65-75. Lows 31-41. West winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 62-72. Lows 34-44. $$ CAZ271-190045- Western Lassen, Eastern Plumas, and Eastern Sierra Counties- 240 AM PDT Fri Apr 18 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........52-62. * Mid Slope........49-59. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........15-23%. * Mid Slope........15-25%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northeast 9 to 15 mph with gusts to 25 mph in the late morning and afternoon. * Ridge Top........Northeast winds 10 to 20 mph with gusts to 35 mph. * Chc Wetting Rain...0%. * Mixing Height......1700-2700 ft agl increasing to 4800-5800 ft agl in the afternoon. * Transport Winds....Northeast 15 to 25 mph. * Ventilation........Very good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........26-36. * Mid Slope........27-37. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........39-49%. * Mid Slope........30-40%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Northeast winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........East winds 10 to 15 mph with gusts to 35 mph. * Chc Wetting Rain...0%. * Mixing Height......2700-3700 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....Northeast 15 to 20 mph in the evening becoming light. * Ventilation........Excellent decreasing to marginal after midnight. .SATURDAY... * Sky/Weather........Sunny then becoming partly cloudy. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........59-69. * Mid Slope........57-67. * Min Humidity....... * Valleys..........16-26%. * Mid Slope........16-26%. * 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 shifting to the west late in the afternoon. * Chc Wetting Rain...0%. * Mixing Height......700-1200 ft agl increasing to 3800-4800 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .SATURDAY NIGHT...Clear. Lows 30-40. West winds 8 to 13 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 61-71. Lows 29-39. West winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 61-71. Lows 29-39. Southwest winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 58-68. Lows 30-40. $$ CAZ274-190045- Southern Mono County- 240 AM PDT Fri Apr 18 2025 .TODAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........44-54. * Mid Slope........39-49. * 24 hr trend......7 degrees cooler. * Min Humidity....... * Valleys..........9-19%. * Mid Slope........13-23%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 9 to 15 mph with gusts to 25 mph increasing to north 12 to 20 mph with gusts to 35 mph in the afternoon. * Ridge Top........North winds 20 to 30 mph with gusts to 60 mph. * Chc Wetting Rain...0%. * Mixing Height......2100-3100 ft agl increasing to 4100-5100 ft agl in the afternoon. * Transport Winds....North 20 to 30 mph. * Ventilation........Excellent. .TONIGHT... * Sky/Weather........Clear. * Chance of Thunder..0%. * Min Temperature.... * Valleys..........19-29. * Mid Slope........19-29. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........36-46%. * Mid Slope........29-39%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....North winds 13 to 20 mph with gusts to 30 mph becoming downslope 2 to 5 mph. * Ridge Top........Northwest winds 10 to 20 mph. Gusts to 55 mph decreasing to 40 mph after midnight. * Chc Wetting Rain...0%. * Mixing Height......2900-3900 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....North 20 to 30 mph decreasing to 10 to 15 mph after midnight. * Ventilation........Excellent decreasing to fair after midnight. .SATURDAY... * Sky/Weather........Sunny. * Chance of Thunder..0%. * Max Temperature.... * Valleys..........57-67. * Mid Slope........53-63. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........11-20%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Northwest winds 10 to 15 mph with gusts to 30 mph. * Chc Wetting Rain...0%. * Mixing Height......1000-1500 ft agl increasing to 2500-3500 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 26-36. Northwest winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. .SUNDAY...Clear. Highs 60-70. Lows 26-36. Southwest winds 10 to 15 mph. .MONDAY THROUGH TUESDAY...Clear. Highs 60-70. Lows 27-37. Southwest winds 10 to 15 mph. .WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 57-67. Lows 27-37. $$ .8 to 14 day outlook for (Fri Apr 25 through Thu May 1) Near normal temperatures and Above normal precipitation. = $$ http://weather.gov/reno