803  
FNUS55 KREV 021155  
FWFREV  
 
FIRE WEATHER PLANNING FORECAST  
NATIONAL WEATHER SERVICE RENO NV  
355 AM PST SAT MAR 2 2024  
   
..HIGH WIND WARNING IN EFFECT UNTIL 7 AM PST THIS MORNING
 
 
   
DISCUSSION
 
 
A VERY INTENSE STORM CONTINUES TO BRING DANGEROUS BLIZZARD CONDITIONS  
TO THE SIERRA ALONG WITH DAMAGING WINDS AND PERIODS OF SNOW FOR  
LOWER ELEVATIONS TODAY. THESE CONDITIONS ARE EXPECTED TO PERSIST  
INTO 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/FIREWX/?WFO=REV  
 
NVZ420-030030-  
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,  
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-  
355 AM PST SAT MAR 2 2024  
   
..HIGH WIND WARNING IN EFFECT UNTIL 7 AM PST THIS MORNING
 
 
   
TODAY
 
 
* SKY/WEATHER........AREAS OF BLOWING SNOW IN THE MORNING. SNOW  
LIKELY IN THE MORNING, THEN CHANCE OF SNOW  
SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE....  
* VALLEYS..........31-39.  
* MID SLOPE........25-35.  
* 24 HR TREND......11 DEGREES COOLER.  
* MIN HUMIDITY.......  
* VALLEYS..........43-53%.  
* MID SLOPE........49-59%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35  
MPH.  
* RIDGE TOP........SOUTHWEST WINDS 20 TO 35 MPH. GUSTS TO 95 MPH  
DECREASING TO 75 MPH IN THE AFTERNOON.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...55%.  
* MIXING HEIGHT......1600-2600 FT AGL INCREASING TO 4400-5400 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 30 TO 40 MPH.  
* VENTILATION........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER........SNOW SHOWERS IN THE EVENING, THEN CHANCE OF  
SNOW SHOWERS AFTER MIDNIGHT.  
* MIN TEMPERATURE....  
* VALLEYS..........16-26.  
* MID SLOPE........14-23.  
* 24 HR TREND......5 DEGREES COOLER.  
* MAX HUMIDITY.......  
* VALLEYS..........76-86%.  
* MID SLOPE........68-78%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 16 MPH WITH GUSTS TO 25 MPH  
SHIFTING TO THE WEST 9 TO 14 MPH WITH GUSTS TO  
30 MPH AFTER MIDNIGHT.  
* RIDGE TOP........WEST WINDS 20 TO 35 MPH. GUSTS TO 75 MPH  
INCREASING TO 85 MPH AFTER MIDNIGHT.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...55%.  
* MIXING HEIGHT......1500-2500 FT AGL DECREASING TO 600-1100 FT AGL  
AFTER MIDNIGHT.  
* TRANSPORT WINDS....SOUTHWEST 20 TO 30 MPH.  
* VENTILATION........VERY GOOD DECREASING TO FAIR AFTER MIDNIGHT.  
   
SUNDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS.  
* MAX TEMPERATURE....  
* VALLEYS..........33-41.  
* MID SLOPE........27-37.  
* MIN HUMIDITY.......  
* VALLEYS..........43-53%.  
* MID SLOPE........47-57%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 15 MPH INCREASING TO 12 TO  
20 MPH IN THE AFTERNOON. GUSTS TO 30 MPH.  
* RIDGE TOP........SOUTHWEST WINDS 20 TO 30 MPH. GUSTS TO 75 MPH  
DECREASING TO 60 MPH IN THE AFTERNOON.  
* HAINES INDEX.......2.  
* LAL................1.  
* CHC WETTING RAIN...15%.  
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 3600-4600 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....WEST 15 TO 25 MPH INCREASING TO 25 TO 35 MPH  
IN THE AFTERNOON.  
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.  
 
   
EXTENDED
 
   
SUNDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN THE  
EVENING. LOWS 15-25. SOUTHWEST WINDS 9 TO 14 MPH.    
MONDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS 39-47.  
LOWS 15-25. SOUTHWEST WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 42-50. LOWS  
22-32. SOUTHWEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS  
37-46. LOWS 13-23. SLOPE WINDS.    
THURSDAY
 
CLEAR. HIGHS 38-46. LOWS 11-21.    
FRIDAY
 
SUNNY. HIGHS 41-49.  
 

 
 
NVZ421-030030-  
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN  
LYON, AND WESTERN MINERAL COUNTIES-  
355 AM PST SAT MAR 2 2024  
   
..HIGH WIND WARNING IN EFFECT UNTIL 7 AM PST THIS MORNING
 
 
   
TODAY
 
 
* SKY/WEATHER........BLOWING SNOW. SNOW IN THE MORNING. CHANCE OF  
SNOW SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE....  
* VALLEYS..........30-40.  
* MID SLOPE........24-34.  
* 24 HR TREND......10 DEGREES COOLER.  
* MIN HUMIDITY.......  
* VALLEYS..........36-46%.  
* MID SLOPE........39-49%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 15 TO 25 MPH INCREASING TO 20 TO  
30 MPH IN THE AFTERNOON. GUSTS TO 40 MPH.  
* RIDGE TOP........SOUTHWEST WINDS 35 TO 55 MPH INCREASING TO 45 TO  
65 MPH IN THE AFTERNOON. GUSTS TO 120 MPH  
DECREASING TO 100 MPH IN THE AFTERNOON.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...60%.  
* MIXING HEIGHT......1700-2700 FT AGL INCREASING TO 4200-5200 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 35 TO 55 MPH.  
* VENTILATION........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER........BLOWING SNOW. SNOW SHOWERS IN THE EVENING.  
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.  
* MIN TEMPERATURE....  
* VALLEYS..........13-23.  
* MID SLOPE........16-26.  
* 24 HR TREND......5 DEGREES COOLER.  
* MAX HUMIDITY.......  
* VALLEYS..........66-76%.  
* MID SLOPE........56-66%.  
* 24 HR TREND......6% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 16 MPH WITH GUSTS TO 30 MPH  
INCREASING TO 15 TO 25 MPH WITH GUSTS TO 45  
MPH AFTER MIDNIGHT.  
* RIDGE TOP........SOUTHWEST WINDS 30 TO 50 MPH INCREASING TO 55 TO  
75 MPH AFTER MIDNIGHT. GUSTS TO 90 MPH  
INCREASING TO 120 MPH.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...60%.  
* MIXING HEIGHT......1600-2600 FT AGL DECREASING TO 600-1000 FT AGL  
AFTER MIDNIGHT.  
* TRANSPORT WINDS....SOUTHWEST 35 TO 45 MPH.  
* VENTILATION........EXCELLENT DECREASING TO GOOD AFTER MIDNIGHT.  
   
SUNDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. BLOWING SNOW IN THE MORNING.  
CHANCE OF SNOW SHOWERS.  
* MAX TEMPERATURE....  
* VALLEYS..........31-41.  
* MID SLOPE........25-35.  
* MIN HUMIDITY.......  
* VALLEYS..........30-40%.  
* MID SLOPE........33-43%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 16 MPH INCREASING TO 13 TO  
20 MPH IN THE AFTERNOON. GUSTS TO 35 MPH.  
* RIDGE TOP........SOUTHWEST WINDS 30 TO 45 MPH WITH GUSTS TO 110  
MPH.  
* HAINES INDEX.......2.  
* LAL................1.  
* CHC WETTING RAIN...25%.  
* MIXING HEIGHT......1400-1900 FT AGL INCREASING TO 2900-3900 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 25 TO 35 MPH.  
* VENTILATION........EXCELLENT.  
 
   
EXTENDED
 
   
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. CHANCE OF SNOW SHOWERS. LOWS 9-19. SOUTHWEST WINDS 9 TO  
16 MPH.    
MONDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS 38-48.  
LOWS 9-19. SOUTHWEST WINDS 10 TO 20 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 40-50. LOWS  
17-27. SOUTHWEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 37-47.  
LOWS 11-21. SLOPE WINDS.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS  
36-46. LOWS 9-19.    
FRIDAY
 
SUNNY. HIGHS 40-50.  
 

 
 
CAZ272-030030-  
GREATER LAKE TAHOE AND TRUCKEE AREA-  
355 AM PST SAT MAR 2 2024  
   
TODAY
 
 
* SKY/WEATHER........BLOWING SNOW. SNOW IN THE MORNING. SNOW  
SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE....  
* VALLEYS..........22-27.  
* MID SLOPE........18-28.  
* 24 HR TREND......7 DEGREES COOLER.  
* MIN HUMIDITY.......  
* VALLEYS..........65-75%.  
* MID SLOPE........60-70%.  
* 24 HR TREND......4% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 19 TO 30 MPH. GUSTS TO 45 MPH  
DECREASING TO 35 MPH IN THE AFTERNOON.  
* RIDGE TOP........SOUTHWEST WINDS 30 TO 50 MPH WITH GUSTS TO 115  
MPH.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...85%.  
* MIXING HEIGHT......1700-2700 FT AGL INCREASING TO 3900-4700 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 30 TO 50 MPH.  
* VENTILATION........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER........BLOWING SNOW. SNOW SHOWERS.  
* MIN TEMPERATURE....  
* VALLEYS..........13-23.  
* MID SLOPE........11-20.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......  
* VALLEYS..........84-94%.  
* MID SLOPE........81-91%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 12 TO 20 MPH WITH GUSTS TO 30  
MPH INCREASING TO 20 TO 30 MPH WITH GUSTS TO  
45 MPH.  
* RIDGE TOP........SOUTHWEST WINDS 30 TO 50 MPH INCREASING TO 45 TO  
65 MPH AFTER MIDNIGHT. GUSTS TO 100 MPH  
INCREASING TO 110 MPH AFTER MIDNIGHT.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...80%.  
* MIXING HEIGHT......1600-2600 FT AGL DECREASING TO 1500-2000 FT  
AGL AFTER MIDNIGHT.  
* TRANSPORT WINDS....SOUTHWEST 30 TO 40 MPH INCREASING TO 30 TO 50  
MPH AFTER MIDNIGHT.  
* VENTILATION........EXCELLENT.  
   
SUNDAY
 
 
* SKY/WEATHER........BLOWING SNOW IN THE MORNING. SNOW SHOWERS  
LIKELY.  
* MAX TEMPERATURE....  
* VALLEYS..........24-29.  
* MID SLOPE........20-30.  
* MIN HUMIDITY.......  
* VALLEYS..........62-72%.  
* MID SLOPE........59-69%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35  
MPH.  
* RIDGE TOP........SOUTHWEST WINDS 25 TO 40 MPH. GUSTS TO 95 MPH  
DECREASING TO 75 MPH IN THE AFTERNOON.  
* HAINES INDEX.......2.  
* LAL................1.  
* CHC WETTING RAIN...50%.  
* MIXING HEIGHT......1600-2600 FT AGL INCREASING TO 3400-4400 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 35 TO 45 MPH.  
* VENTILATION........EXCELLENT.  
 
   
EXTENDED
 
   
SUNDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS 13-23.  
SOUTHWEST WINDS 12 TO 20 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 28-33. LOWS  
13-23. SOUTHWEST WINDS 10 TO 20 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 34-40. LOWS  
19-29. SOUTHWEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 33-39.  
LOWS 10-20. SLOPE WINDS.    
THURSDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS 31-41. LOWS  
10-20.    
FRIDAY
 
SUNNY. HIGHS 37-45.  
 

 
 
NVZ423-030030-  
WEST HUMBOLDT BASIN IN PERSHING COUNTY-  
355 AM PST SAT MAR 2 2024  
   
..HIGH WIND WARNING IN EFFECT UNTIL 7 AM PST THIS MORNING
 
 
   
TODAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING,  
THEN SLIGHT CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE....  
* VALLEYS..........33-43.  
* MID SLOPE........29-39.  
* 24 HR TREND......13 DEGREES COOLER.  
* MIN HUMIDITY.......  
* VALLEYS..........30-40%.  
* MID SLOPE........32-42%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 40  
MPH.  
* RIDGE TOP........SOUTHWEST WINDS 25 TO 40 MPH. GUSTS TO 80 MPH  
DECREASING TO 60 MPH LATE IN THE AFTERNOON.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...40%.  
* MIXING HEIGHT......1900-2900 FT AGL INCREASING TO 5700-6700 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 30 TO 40 MPH.  
* VENTILATION........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER........CHANCE OF SNOW SHOWERS IN THE EVENING, THEN  
SNOW SHOWERS LIKELY AFTER MIDNIGHT.  
* MIN TEMPERATURE....  
* VALLEYS..........19-26.  
* MID SLOPE........17-24.  
* 24 HR TREND......6 DEGREES COOLER.  
* MAX HUMIDITY.......  
* VALLEYS..........78-88%.  
* MID SLOPE........69-79%.  
* 24 HR TREND......7% WETTER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 10 TO 17 MPH WITH GUSTS TO 25  
MPH DECREASING TO 9 TO 14 MPH IN THE LATE  
EVENING AND OVERNIGHT.  
* RIDGE TOP........SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 45  
MPH INCREASING TO 20 TO 30 MPH WITH GUSTS TO  
45 MPH IN THE MORNING.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...30%.  
* MIXING HEIGHT......2500-3500 FT AGL DECREASING TO 600-1100 FT AGL  
AFTER MIDNIGHT.  
* TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH.  
* VENTILATION........EXCELLENT DECREASING TO FAIR AFTER MIDNIGHT.  
   
SUNDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SLIGHT CHANCE OF SNOW SHOWERS.  
* MAX TEMPERATURE....  
* VALLEYS..........34-42.  
* MID SLOPE........29-39.  
* MIN HUMIDITY.......  
* VALLEYS..........38-48%.  
* MID SLOPE........41-51%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 16 MPH INCREASING TO 12 TO  
20 MPH IN THE AFTERNOON. GUSTS TO 30 MPH.  
* RIDGE TOP........SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 55  
MPH INCREASING TO 25 TO 35 MPH WITH GUSTS TO  
45 MPH IN THE AFTERNOON.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...5%.  
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 4100-5100 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....WEST 20 TO 30 MPH.  
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.  
 
   
EXTENDED
 
   
SUNDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS 20-27.  
SOUTHWEST WINDS 9 TO 14 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS 38-48. LOWS 20-30. SOUTHWEST WINDS  
10 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 41-51. LOWS  
21-31. WEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS  
38-46. LOWS 14-24. NORTH WINDS AROUND 10 MPH.    
THURSDAY THROUGH FRIDAY
 
CLEAR. HIGHS 39-49. LOWS 14-24.  
 

 
 
NVZ429-030030-  
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-  
355 AM PST SAT MAR 2 2024  
   
..HIGH WIND WARNING IN EFFECT UNTIL 7 AM PST THIS MORNING
 
 
   
TODAY
 
 
* SKY/WEATHER........SNOW LIKELY IN THE MORNING, THEN CHANCE OF  
SNOW IN THE AFTERNOON.  
* MAX TEMPERATURE....  
* VALLEYS..........35-45.  
* MID SLOPE........32-42.  
* 24 HR TREND......14 DEGREES COOLER.  
* MIN HUMIDITY.......  
* VALLEYS..........29-39%.  
* MID SLOPE........29-39%.  
* 24 HR TREND......6% WETTER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 15 TO 25 MPH INCREASING TO 20 TO  
30 MPH EARLY IN THE AFTERNOON, THEN DECREASING  
TO 15 TO 25 MPH LATE IN THE AFTERNOON. GUSTS  
TO 40 MPH.  
* RIDGE TOP........WEST WINDS 35 TO 55 MPH. GUSTS TO 100 MPH  
DECREASING TO 80 MPH IN THE AFTERNOON.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...40%.  
* MIXING HEIGHT......2000-3000 FT AGL INCREASING TO 5500-6500 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 30 TO 40 MPH.  
* VENTILATION........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS.  
* MIN TEMPERATURE....  
* VALLEYS..........20-29.  
* MID SLOPE........18-27.  
* 24 HR TREND......7 DEGREES COOLER.  
* MAX HUMIDITY.......  
* VALLEYS..........68-78%.  
* MID SLOPE........50-60%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 10 TO 17 MPH DECREASING TO 9 TO  
16 MPH IN THE LATE EVENING AND OVERNIGHT.  
GUSTS TO 25 MPH.  
* RIDGE TOP........SOUTHWEST WINDS 15 TO 25 MPH INCREASING TO WEST  
30 TO 45 MPH IN THE MORNING. GUSTS TO 75 MPH  
INCREASING TO 85 MPH AFTER MIDNIGHT.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...20%.  
* MIXING HEIGHT......2400-3400 FT AGL DECREASING TO 700-1200 FT AGL  
AFTER MIDNIGHT.  
* TRANSPORT WINDS....SOUTHWEST 20 TO 30 MPH.  
* VENTILATION........EXCELLENT DECREASING TO FAIR AFTER MIDNIGHT.  
   
SUNDAY
 
 
* SKY/WEATHER........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
IN THE MORNING.  
* MAX TEMPERATURE....  
* VALLEYS..........36-46.  
* MID SLOPE........32-42.  
* MIN HUMIDITY.......  
* VALLEYS..........28-38%.  
* MID SLOPE........29-39%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....WEST WINDS 9 TO 17 MPH WITH GUSTS TO 30 MPH  
INCREASING TO 15 TO 20 MPH WITH GUSTS TO 30  
MPH LATE IN THE AFTERNOON.  
* RIDGE TOP........WEST WINDS 25 TO 40 MPH. GUSTS TO 75 MPH  
DECREASING TO 55 MPH IN THE LATE MORNING AND  
AFTERNOON.  
* HAINES INDEX.......2.  
* LAL................1.  
* CHC WETTING RAIN...5%.  
* MIXING HEIGHT......1600-2100 FT AGL INCREASING TO 4700-5700 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....WEST 20 TO 30 MPH.  
* VENTILATION........VERY GOOD INCREASING TO EXCELLENT IN THE  
AFTERNOON.  
 
   
EXTENDED
 
   
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 19-28. SOUTHWEST WINDS 9 TO 14 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS 43-51. LOWS 19-29. SOUTHWEST WINDS  
10 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS  
47-55. LOWS 25-34. SOUTHWEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 41-49.  
LOWS 19-29. NORTH WINDS 10 TO 15 MPH.    
THURSDAY
 
CLEAR. HIGHS 41-49. LOWS 19-29.    
FRIDAY
 
SUNNY. HIGHS 44-52.  
 

 
 
CAZ270-278-NVZ458-030030-  
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-  
NORTHERN WASHOE COUNTY-  
355 AM PST SAT MAR 2 2024  
   
TODAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. AREAS OF BLOWING SNOW IN THE  
MORNING, THEN BLOWING SNOW IN THE AFTERNOON.  
CHANCE OF SNOW IN THE MORNING, THEN CHANCE OF  
SNOW SHOWERS IN THE AFTERNOON. VISIBILITY ONE  
QUARTER MILE OR LESS AT TIMES.  
* MAX TEMPERATURE....  
* VALLEYS..........27-37.  
* MID SLOPE........23-31.  
* 24 HR TREND......10 DEGREES COOLER.  
* MIN HUMIDITY.......  
* VALLEYS..........43-53%.  
* MID SLOPE........47-57%.  
* 24 HR TREND......9% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35  
MPH.  
* RIDGE TOP........SOUTHWEST WINDS 20 TO 35 MPH. GUSTS TO 65 MPH  
DECREASING TO 50 MPH LATE IN THE AFTERNOON.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...20%.  
* MIXING HEIGHT......1700-2200 FT AGL INCREASING TO 4500-5500 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 25 TO 35 MPH.  
* VENTILATION........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER........BLOWING SNOW. SNOW SHOWERS IN THE EVENING.  
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.  
* MIN TEMPERATURE....  
* VALLEYS..........11-21.  
* MID SLOPE........11-18.  
* 24 HR TREND......4 DEGREES COOLER.  
* MAX HUMIDITY.......  
* VALLEYS..........84-94%.  
* MID SLOPE........85-95%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 15 MPH WITH GUSTS TO 25 MPH  
DECREASING TO 8 TO 13 MPH IN THE LATE EVENING  
AND OVERNIGHT.  
* RIDGE TOP........SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 40  
MPH.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...35%.  
* MIXING HEIGHT......1600-2600 FT AGL DECREASING TO 600-1100 FT AGL  
AFTER MIDNIGHT.  
* TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH.  
* VENTILATION........VERY GOOD DECREASING TO FAIR AFTER MIDNIGHT.  
   
SUNDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. BLOWING SNOW IN THE MORNING.  
CHANCE OF SNOW SHOWERS.  
* MAX TEMPERATURE....  
* VALLEYS..........29-39.  
* MID SLOPE........25-33.  
* MIN HUMIDITY.......  
* VALLEYS..........50-60%.  
* MID SLOPE........53-63%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 16 MPH WITH GUSTS TO 25 MPH  
INCREASING TO 13 TO 20 MPH WITH GUSTS TO 30  
MPH LATE IN THE AFTERNOON.  
* RIDGE TOP........SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40  
MPH.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...15%.  
* MIXING HEIGHT......900-1400 FT AGL INCREASING TO 3200-4200 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....WEST 20 TO 30 MPH.  
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.  
 
   
EXTENDED
 
   
SUNDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS 14-24.  
SOUTHWEST WINDS 9 TO 16 MPH DECREASING TO 8 TO 13 MPH IN THE LATE  
EVENING AND OVERNIGHT.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 34-44. LOWS  
14-24. SOUTHWEST WINDS 10 TO 20 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 36-46. LOWS  
11-21. WEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 33-43.  
LOWS 7-17. SLOPE WINDS.    
THURSDAY
 
CLEAR. HIGHS 33-43. LOWS 7-17.    
FRIDAY
 
SUNNY. HIGHS 36-46.  
 

 
 
CAZ271-030030-  
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-  
355 AM PST SAT MAR 2 2024  
   
TODAY
 
 
* SKY/WEATHER........BLOWING SNOW. SNOW IN THE MORNING. SNOW  
SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE....  
* VALLEYS..........25-33.  
* MID SLOPE........22-30.  
* 24 HR TREND......8 DEGREES COOLER.  
* MIN HUMIDITY.......  
* VALLEYS..........56-66%.  
* MID SLOPE........57-67%.  
* 24 HR TREND......9% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 10 TO 18 MPH WITH GUSTS TO 30  
MPH INCREASING TO 12 TO 20 MPH WITH GUSTS TO  
30 MPH IN THE AFTERNOON.  
* RIDGE TOP........SOUTHWEST WINDS 20 TO 35 MPH. GUSTS TO 85 MPH  
DECREASING TO 65 MPH IN THE AFTERNOON.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...55%.  
* MIXING HEIGHT......1700-2200 FT AGL INCREASING TO 3900-4900 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 25 TO 35 MPH.  
* VENTILATION........VERY GOOD INCREASING TO EXCELLENT IN THE  
AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER........BLOWING SNOW. SNOW SHOWERS IN THE EVENING.  
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.  
* MIN TEMPERATURE....  
* VALLEYS..........12-22.  
* MID SLOPE........11-21.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......  
* VALLEYS..........86-96%.  
* MID SLOPE........85-95%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 14 MPH.  
* RIDGE TOP........SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 65  
MPH.  
* HAINES INDEX.......3.  
* LAL................1.  
* CHC WETTING RAIN...60%.  
* MIXING HEIGHT......1600-2600 FT AGL DECREASING TO 600-1100 FT AGL  
AFTER MIDNIGHT.  
* TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH.  
* VENTILATION........VERY GOOD DECREASING TO FAIR AFTER MIDNIGHT.  
   
SUNDAY
 
 
* SKY/WEATHER........BLOWING SNOW IN THE MORNING. CHANCE OF SNOW  
SHOWERS IN THE MORNING, THEN SNOW SHOWERS  
LIKELY IN THE AFTERNOON.  
* MAX TEMPERATURE....  
* VALLEYS..........28-36.  
* MID SLOPE........25-33.  
* MIN HUMIDITY.......  
* VALLEYS..........58-68%.  
* MID SLOPE........59-69%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 17 MPH. GUSTS TO 25 MPH IN  
THE AFTERNOON.  
* RIDGE TOP........SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 60  
MPH.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...35%.  
* MIXING HEIGHT......1100-1600 FT AGL INCREASING TO 3400-4400 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH INCREASING TO 25 TO 35  
MPH IN THE AFTERNOON.  
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.  
 
   
EXTENDED
 
   
SUNDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS 16-26.  
SOUTHWEST WINDS 9 TO 15 MPH DECREASING TO 7 TO 12 MPH AFTER  
MIDNIGHT.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 32-40. LOWS  
16-26. SOUTHWEST WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 33-43. LOWS  
15-25. SOUTHWEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 33-43.  
LOWS 8-18. SLOPE WINDS.    
THURSDAY THROUGH FRIDAY
 
CLEAR. HIGHS 36-46. LOWS 8-18.  
 

 
 
CAZ274-030030-  
SOUTHERN MONO COUNTY-  
355 AM PST SAT MAR 2 2024  
   
TODAY
 
 
* SKY/WEATHER........BLOWING SNOW. SNOW IN THE MORNING. CHANCE OF  
SNOW SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE....  
* VALLEYS..........28-38.  
* MID SLOPE........25-35.  
* 24 HR TREND......8 DEGREES COOLER.  
* MIN HUMIDITY.......  
* VALLEYS..........45-55%.  
* MID SLOPE........44-54%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 19 TO 30 MPH WITH GUSTS TO 45  
MPH.  
* RIDGE TOP........SOUTHWEST WINDS 35 TO 55 MPH INCREASING TO 50 TO  
70 MPH IN THE AFTERNOON. GUSTS TO 120 MPH  
DECREASING TO 90 MPH.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...60%.  
* MIXING HEIGHT......1700-2700 FT AGL INCREASING TO 4000-5000 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 35 TO 55 MPH.  
* VENTILATION........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER........BLOWING SNOW. SNOW SHOWERS IN THE EVENING.  
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.  
* MIN TEMPERATURE....  
* VALLEYS..........13-23.  
* MID SLOPE........11-21.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......  
* VALLEYS..........69-79%.  
* MID SLOPE........62-72%.  
* 24 HR TREND......11% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 17 TO 25 MPH WITH GUSTS TO 55  
MPH.  
* RIDGE TOP........SOUTHWEST WINDS 30 TO 50 MPH INCREASING TO 55 TO  
75 MPH AFTER MIDNIGHT. GUSTS TO 90 MPH  
INCREASING TO 120 MPH IN THE LATE EVENING AND  
OVERNIGHT.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...55%.  
* MIXING HEIGHT......1700-2700 FT AGL DECREASING TO 700 FT AGL  
AFTER MIDNIGHT.  
* TRANSPORT WINDS....SOUTHWEST 25 TO 35 MPH INCREASING TO 30 TO 50  
MPH AFTER MIDNIGHT.  
* VENTILATION........EXCELLENT DECREASING TO GOOD AFTER MIDNIGHT.  
   
SUNDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING SUNNY. BLOWING  
SNOW IN THE MORNING. SLIGHT CHANCE OF SNOW  
SHOWERS.  
* MAX TEMPERATURE....  
* VALLEYS..........28-38.  
* MID SLOPE........24-34.  
* MIN HUMIDITY.......  
* VALLEYS..........35-45%.  
* MID SLOPE........39-49%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 45  
MPH DECREASING TO 10 TO 17 MPH WITH GUSTS TO  
35 MPH IN THE LATE MORNING AND AFTERNOON.  
* RIDGE TOP........SOUTHWEST WINDS 50 TO 70 MPH WITH GUSTS TO 115  
MPH DECREASING TO 25 TO 35 MPH WITH GUSTS TO  
65 MPH.  
* HAINES INDEX.......2-3.  
* LAL................1.  
* CHC WETTING RAIN...10%.  
* MIXING HEIGHT......1000-1500 FT AGL INCREASING TO 2000-3000 FT  
AGL IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 25 TO 35 MPH.  
* VENTILATION........VERY GOOD.  
 
   
EXTENDED
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING CLEAR.  
SLIGHT CHANCE OF SNOW SHOWERS IN THE EVENING. LOWS 8-18. SOUTHWEST  
WINDS 9 TO 15 MPH DECREASING TO 5 TO 10 MPH IN THE MORNING.    
MONDAY
 
PARTLY CLOUDY. HIGHS 35-45. LOWS 8-18. SOUTHWEST WINDS  
10 TO 15 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS.  
HIGHS 35-45. LOWS 12-22. SLOPE WINDS.    
THURSDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS 33-43. LOWS  
10-20.    
FRIDAY
 
SUNNY. HIGHS 37-47.  
 

 
 
.8 TO 14 DAY OUTLOOK FOR (SAT MAR 9 THROUGH FRI MAR 15)  
BELOW NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
=  

 
 
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