Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
559 FNUS55 KREV 200904 FWFREV Fire Weather Planning Forecast National Weather Service Reno NV 204 AM PDT Mon May 20 2024 .DISCUSSION... There is a 10-15% chance of showers and thunderstorms along the Sierra, mainly south of Lake Tahoe this afternoon. Otherwise, the week ahead is looking mostly dry and seasonably mild with periods of afternoon breezes. Right now, Wednesday is looking like the breeziest day. 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 NVZ420-210045- Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties- 204 AM PDT Mon May 20 2024 .TODAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........59-69. * Mid Slope........56-66. * 24 hr trend......9 degrees cooler. * Min Humidity....... * Valleys..........10-20%. * Mid Slope........14-24%. * 24 hr trend......4% drier. * 20-Foot Winds...... * Valleys/Slope....North winds 9 to 16 mph with gusts to 25 mph. * Ridge Top........North winds 10 to 20 mph with gusts to 40 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......2300-3300 ft agl increasing to 6700-7700 ft agl in the afternoon. * Transport Winds....North 10 to 20 mph. * Ventilation........Very good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Min Temperature.... * Valleys..........29-39. * Mid Slope........32-39. * 24 hr trend......6 degrees cooler. * Max Humidity....... * Valleys..........46-56%. * Mid Slope........37-47%. * 24 hr trend......4% wetter. * 20-Foot Winds...... * Valleys/Slope....North winds 9 to 16 mph until early morning becoming downslope 2 to 5 mph. * Ridge Top........Northeast winds 10 to 20 mph. Gusts to 35 mph until early morning. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......3900-4900 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....Northeast 10 to 20 mph becoming light overnight. * Ventilation........Excellent decreasing to marginal after midnight. .TUESDAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........64-74. * Mid Slope........61-71. * Min Humidity....... * Valleys..........9-19%. * Mid Slope........10-16%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........East winds 10 to 15 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1800-2800 ft agl increasing to 5400-6400 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Good. .Extended... .TUESDAY NIGHT...Clear. Lows 36-46. Northwest winds 7 to 12 mph. .WEDNESDAY...Clear. Highs 70-80. Lows 36-46. West winds 10 to 20 mph. .THURSDAY...Clear. Highs 64-74. Lows 36-46. North winds 10 to 15 mph. .FRIDAY...Clear. Highs 68-78. Lows 37-47. West winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 69-79. Lows 35-45. $$ NVZ421-210045- Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties- 204 AM PDT Mon May 20 2024 .TODAY... * Sky/Weather........Mostly sunny. Isolated showers in the afternoon near the Sierra. * Max Temperature.... * Valleys..........59-69. * Mid Slope........53-63. * 24 hr trend......10 degrees cooler. * Min Humidity....... * Valleys..........12-22%. * Mid Slope........13-23%. * 24 hr trend......5% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming north 12 to 18 mph with gusts to 30 mph. * Ridge Top........Light winds becoming northwest 15 to 25 mph with gusts to 40 mph in the late morning and afternoon. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...5%. * Mixing Height......2200-3200 ft agl increasing to 5900-6900 ft agl in the afternoon. * Transport Winds....Northwest 10 to 20 mph. * Ventilation........Very good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming clear. Isolated showers in the evening near the Sierra. * Min Temperature.... * Valleys..........24-34. * Mid Slope........29-39. * 24 hr trend......7 degrees cooler. * Max Humidity....... * Valleys..........51-61%. * Mid Slope........30-40%. * 24 hr trend......10% drier. * 20-Foot Winds...... * Valleys/Slope....North winds 12 to 18 mph with gusts to 30 mph becoming downslope 2 to 5 mph. * Ridge Top........North winds 15 to 25 mph with gusts to 40 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...5%. * Mixing Height......3600-4600 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....North 10 to 20 mph becoming light overnight. * Ventilation........Excellent decreasing to fair after midnight. .TUESDAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........62-72. * Mid Slope........56-66. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........8-18%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northeast 7 to 12 mph in the afternoon. * Ridge Top........Northeast winds 10 to 15 mph. Gusts to 25 mph in the morning. * Haines Index.......3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1600-2600 ft agl increasing to 4200-5200 ft agl in the afternoon. * Transport Winds....Northeast winds around 10 mph. * Ventilation........Fair increasing to good in the afternoon. .Extended... .TUESDAY NIGHT...Clear. Lows 32-42. North winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. .WEDNESDAY...Clear. Highs 68-78. Lows 32-42. West winds 10 to 20 mph. .THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 64-74. Lows 32-42. West winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 67-77. Lows 31-41. $$ CAZ272-210045- Greater Lake Tahoe and Truckee Area- 204 AM PDT Mon May 20 2024 .TODAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........55-62. * Mid Slope........50-60. * 24 hr trend......5 degrees cooler. * Min Humidity....... * Valleys..........25-35%. * Mid Slope........21-31%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........North winds 10 to 15 mph with gusts to 25 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1700-2200 ft agl increasing to 5700-6700 ft agl in the afternoon. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Fair increasing to very good in the afternoon. .TONIGHT... * Sky/Weather........Partly cloudy then becoming clear. A slight chance of showers this evening near Highway 50. * Min Temperature.... * Valleys..........26-36. * Mid Slope........26-35. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........67-77%. * Mid Slope........47-57%. * 24 hr trend......10% drier. * 20-Foot Winds...... * Valleys/Slope....Northeast winds 9 to 14 mph. Gusts to 30 mph after midnight. * Ridge Top........Northeast winds 10 to 20 mph with gusts to 35 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...5%. * Mixing Height......3000-4000 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....Northeast 10 to 15 mph. * Ventilation........Very good decreasing to fair after midnight. .TUESDAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........59-67. * Mid Slope........55-65. * Min Humidity....... * Valleys..........16-24%. * Mid Slope........14-24%. * 20-Foot Winds...... * Valleys/Slope....East winds 8 to 13 mph with gusts to 20 mph in the morning becoming upslope 4 to 8 mph. * Ridge Top........East winds 10 to 15 mph. Gusts to 35 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1500-2000 ft agl increasing to 4300-5300 ft agl in the afternoon. * Transport Winds....East 10 to 15 mph. * Ventilation........Good. .Extended... .TUESDAY NIGHT...Clear. Lows 33-43. Downslope 2 to 5 mph. .WEDNESDAY...Clear. Highs 58-66. Lows 33-43. West winds 10 to 15 mph. .THURSDAY...Partly cloudy. Highs 58-66. Lows 33-43. Slope winds. .FRIDAY...Clear. Highs 59-67. Lows 33-43. Southwest winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 57-67. Lows 31-41. $$ NVZ423-210045- West Humboldt Basin in Pershing County- 204 AM PDT Mon May 20 2024 .TODAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........61-67. * Mid Slope........55-65. * 24 hr trend......7 degrees cooler. * Min Humidity....... * Valleys..........11-16%. * Mid Slope........11-19%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....North winds 10 to 17 mph increasing to 12 to 20 mph in the late morning and afternoon. Gusts to 30 mph. * Ridge Top........North winds 15 to 25 mph with gusts to 45 mph. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......2600-3600 ft agl increasing to 7800-8800 ft agl in the afternoon. * Transport Winds....North 15 to 25 mph. * Ventilation........Excellent. .TONIGHT... * Sky/Weather........Clear. * Min Temperature.... * Valleys..........27-37. * Mid Slope........29-38. * 24 hr trend......8 degrees cooler. * Max Humidity....... * Valleys..........45-55%. * Mid Slope........32-42%. * 24 hr trend......5% wetter. * 20-Foot Winds...... * Valleys/Slope....North winds 12 to 17 mph with gusts to 25 mph decreasing to 9 to 15 mph in the late evening and overnight. * Ridge Top........North winds 10 to 20 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......4400-5400 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....North 15 to 25 mph decreasing to 10 to 15 mph after midnight. * Ventilation........Excellent decreasing to marginal after midnight. .TUESDAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........67-73. * Mid Slope........62-71. * Min Humidity....... * Valleys..........9-14%. * Mid Slope........9-14%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Northwest winds 10 to 15 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1700-2700 ft agl increasing to 6300-7300 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Fair increasing to good in the afternoon. .Extended... .TUESDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows 40-49. West winds 5 to 10 mph in the evening becoming downslope 2 to 5 mph. .WEDNESDAY...Clear. Highs 71-81. Lows 35-45. Northwest winds 10 to 20 mph. .THURSDAY...Clear. Highs 64-72. Lows 35-45. North winds around 10 mph. .FRIDAY...Partly cloudy. Highs 73-79. Lows 37-47. West winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 71-79. Lows 40-50. $$ NVZ429-210045- Lahontan Basin including Churchill and Eastern Mineral Counties- 204 AM PDT Mon May 20 2024 .TODAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........61-71. * Mid Slope........57-67. * 24 hr trend......11 degrees cooler. * Min Humidity....... * Valleys..........11-17%. * Mid Slope........12-20%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....North winds 9 to 16 mph with gusts to 25 mph increasing to 15 to 25 mph with gusts to 35 mph in the late morning and afternoon. * Ridge Top........North winds 15 to 25 mph with gusts to 40 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......2400-3400 ft agl increasing to 7000-8000 ft agl in the afternoon. * Transport Winds....North 15 to 25 mph. * Ventilation........Excellent. .TONIGHT... * Sky/Weather........Partly cloudy then becoming clear. * Min Temperature.... * Valleys..........30-40. * Mid Slope........30-40. * 24 hr trend......8 degrees cooler. * Max Humidity....... * Valleys..........39-49%. * Mid Slope........29-39%. * 24 hr trend......7% drier. * 20-Foot Winds...... * Valleys/Slope....North winds 15 to 25 mph with gusts to 35 mph decreasing to 9 to 17 mph with gusts to 30 mph in the late evening and overnight. * Ridge Top........North winds 10 to 20 mph with gusts to 40 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......4400-5400 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....North 15 to 25 mph decreasing to 10 to 15 mph after midnight. * Ventilation........Excellent decreasing to marginal after midnight. .TUESDAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........65-75. * Mid Slope........61-71. * Min Humidity....... * Valleys..........7-12%. * Mid Slope........7-13%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming north 7 to 12 mph in the afternoon. * Ridge Top........North winds 10 to 15 mph. * Haines Index.......3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1700-2700 ft agl increasing to 5900-6900 ft agl in the afternoon. * Transport Winds....Light winds becoming north around 10 mph in the afternoon. * Ventilation........Fair increasing to very good in the afternoon. .Extended... .TUESDAY NIGHT...Clear. Lows 39-49. North winds 8 to 13 mph in the evening becoming downslope 2 to 5 mph. .WEDNESDAY...Clear. Highs 74-84. Lows 39-49. West winds 10 to 15 mph. .THURSDAY...Clear. Highs 65-75. Lows 40-50. North winds 10 to 15 mph. .FRIDAY...Partly cloudy. Highs 71-81. Lows 40-50. Northwest winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 72-82. Lows 40-50. $$ CAZ270-278-NVZ458-210045- Surprise Valley California-Eastern Lassen County- Northern Washoe County- 204 AM PDT Mon May 20 2024 .TODAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........58-68. * Mid Slope........52-62. * 24 hr trend......5 degrees cooler. * Min Humidity....... * Valleys..........10-20%. * Mid Slope........13-21%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....North winds 9 to 17 mph with gusts to 25 mph. * Ridge Top........North winds 10 to 20 mph with gusts to 40 mph. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......2600-3600 ft agl increasing to 7100-8100 ft agl in the afternoon. * Transport Winds....North 15 to 25 mph. * Ventilation........Excellent. .TONIGHT... * Sky/Weather........Clear. * Min Temperature.... * Valleys..........27-37. * Mid Slope........28-38. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........52-62%. * Mid Slope........38-48%. * 24 hr trend......5% wetter. * 20-Foot Winds...... * Valleys/Slope....North winds 9 to 16 mph decreasing to 7 to 12 mph after midnight. * Ridge Top........North winds 10 to 20 mph with gusts to 30 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......4500-5500 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....North 10 to 20 mph. * Ventilation........Excellent decreasing to marginal after midnight. .TUESDAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........64-74. * Mid Slope........59-69. * Min Humidity....... * Valleys..........9-19%. * Mid Slope........11-21%. * 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 with gusts to 20 mph shifting to the southwest in the afternoon. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1700-2200 ft agl increasing to 5500-6500 ft agl in the afternoon. * Transport Winds....Light winds becoming southwest around 10 mph in the afternoon. * Ventilation........Fair increasing to very good in the afternoon. .Extended... .TUESDAY NIGHT...Partly cloudy. Slight chance of showers after midnight. Lows 36-46. Northwest winds 8 to 13 mph. .WEDNESDAY...Clear. Highs 64-74. Lows 27-37. Northwest winds 15 to 25 mph. .THURSDAY...Clear. Highs 62-72. Lows 27-37. Slope winds. .FRIDAY...Clear. Highs 69-79. Lows 34-44. West winds 10 to 15 mph. .SATURDAY...Partly cloudy. Highs 65-75. Lows 35-45. .SUNDAY...Sunny. Highs 68-78. $$ CAZ271-210045- Western Lassen, Eastern Plumas, and Eastern Sierra Counties- 204 AM PDT Mon May 20 2024 .TODAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........57-67. * Mid Slope........54-62. * 24 hr trend......4 degrees cooler. * Min Humidity....... * Valleys..........15-21%. * Mid Slope........15-23%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northeast 9 to 14 mph in the late morning and afternoon. * Ridge Top........Northeast winds 10 to 15 mph with gusts to 25 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1900-2900 ft agl increasing to 6200-7200 ft agl in the afternoon. * Transport Winds....North 10 to 15 mph. * Ventilation........Very good increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Clear. * Min Temperature.... * Valleys..........27-37. * Mid Slope........27-37. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........62-72%. * Mid Slope........43-53%. * 24 hr trend......6% drier. * 20-Foot Winds...... * Valleys/Slope....Northeast winds 8 to 13 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Northeast winds 10 to 15 mph with gusts to 25 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......4000-5000 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....Northeast 10 to 15 mph becoming light overnight. * Ventilation........Excellent decreasing to marginal after midnight. .TUESDAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........63-73. * Mid Slope........61-69. * Min Humidity....... * Valleys..........13-23%. * Mid Slope........13-23%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Northeast winds 10 to 15 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1700-2200 ft agl increasing to 5100-6100 ft agl in the afternoon. * Transport Winds....Northeast 10 to 15 mph. * Ventilation........Good. .Extended... .TUESDAY NIGHT...Clear. Lows 34-44. Northwest winds 7 to 12 mph in the evening becoming downslope 2 to 5 mph. .WEDNESDAY...Clear. Highs 63-73. Lows 28-38. Northwest winds 10 to 15 mph. .THURSDAY...Clear. Highs 62-72. Lows 28-38. Slope winds. .FRIDAY...Clear. Highs 66-76. Lows 34-44. Southwest winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 63-73. Lows 32-42. $$ CAZ274-210045- Southern Mono County- 204 AM PDT Mon May 20 2024 .TODAY... * Sky/Weather........Mostly sunny becoming partly cloudy with a slight chance of thunderstorms in the afternoon. * Max Temperature.... * Valleys..........58-68. * Mid Slope........53-63. * 24 hr trend......7 degrees cooler. * Min Humidity....... * Valleys..........13-23%. * Mid Slope........16-26%. * 24 hr trend......4% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 12 to 18 mph. * Ridge Top........West winds 15 to 25 mph. Gusts to 40 mph. * Haines Index.......2-3. * LAL................2. * Chc Wetting Rain...5%. * Mixing Height......2700-3700 ft agl increasing to 6800-7800 ft agl in the afternoon. * Transport Winds....Northwest 10 to 20 mph. * Ventilation........Excellent. .TONIGHT... * Sky/Weather........Mostly cloudy with a slight chance of showers in the evening then becoming clear. * Min Temperature.... * Valleys..........23-33. * Mid Slope........23-32. * 24 hr trend......6 degrees cooler. * Max Humidity....... * Valleys..........55-65%. * Mid Slope........40-50%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 12 to 18 mph becoming downslope northwest around 10 mph overnight. * Ridge Top........Northwest winds 20 to 30 mph with gusts to 55 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...5%. * Mixing Height......4000-5000 ft agl decreasing to 600-1100 ft agl after midnight. * Transport Winds....Northwest 15 to 25 mph shifting to the north 10 to 15 mph after midnight. * Ventilation........Excellent decreasing to fair after midnight. .TUESDAY... * Sky/Weather........Sunny. * Max Temperature.... * Valleys..........59-69. * Mid Slope........54-64. * Min Humidity....... * Valleys..........8-18%. * Mid Slope........10-20%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........North winds 10 to 15 mph with gusts to 35 mph. * Haines Index.......3. * LAL................1. * Chc Wetting Rain...0%. * Mixing Height......1500-2500 ft agl increasing to 4100-5100 ft agl in the afternoon. * Transport Winds....North 10 to 15 mph. * Ventilation........Good. .Extended... .TUESDAY NIGHT...Clear. Lows 30-40. North winds 5 to 10 mph in the evening becoming downslope 2 to 5 mph. .WEDNESDAY...Clear. Highs 64-74. Lows 30-40. West winds 10 to 15 mph. .THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 62-72. Lows 32-42. West winds 10 to 15 mph. .SATURDAY THROUGH SUNDAY...Clear. Highs 63-73. Lows 30-40. $$ .8 to 14 day outlook for (Mon May 27 through Sun Jun 2) Near normal temperatures and little or no precipitation. = $$ http://weather.gov/reno