026  
FNUS55 KVEF 281001  
FWFVEF  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA  
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
201 AM PST SUN FEB 28 2021  
   
DISCUSSION
 
NORTHERLY WINDS WILL BE PREVALENT ACROSS THE AREA  
WITH THE STRONGEST WINDS LOCATED DOWN THE COLORADO RIVER VALLEY  
TODAY. GUSTS THERE WILL BE IN THE 40 TO 50 MPH RANGE. LIGHTER  
WINDS ARE EXPECTED REGIONWIDE ON MONDAY WITH TEMPERATURES  
BEGINNING AN UPWARD TREND. THE NEXT OPPORTUNITY FOR PRECIPITATION  
WILL BE ON WEDNESDAY AND THURSDAY PRIMARILY SOUTH AND EAST OF  
INTERSTATE 15.  
 
NOTE: THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS.  
 
NOTE: PLEASE SEE OPERATING PLAN FOR DETAILED ZONE DESCRIPTIONS AT:  
HTTP://WWW.WRH.NOAA.GOV/VEF/FIRE.PHP  
 
AZZ101-CAZ229-NVZ466-010015-  
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-  
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-  
201 AM PST SUN FEB 28 2021 /301 AM MST SUN FEB 28 2021/  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....61-66.  
* 24 HR TREND.....ON AVERAGE DOWN 6 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-12 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND 15 TO 25 MPH WITH GUSTS TO AROUND 45  
MPH.  
* 10000 FT MSL....NORTH 40 TO 50 MPH DECREASING TO 30 TO 40 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......6500 FT AGL.  
* TRANSPORT WINDS.....NORTH 15 TO 25 KNOTS.  
* VENTILATION.........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....33-38.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....23-28 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND UP TO 10 MPH. GUSTS UP TO 25 MPH IN  
THE EVENING.  
* 10000 FT MSL....NORTH 20 TO 30 MPH BECOMING NORTHEAST 10 TO 15  
MPH AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....67-72.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-11 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTHWEST WIND UP TO 10 MPH.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTH AROUND 10 MPH  
IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......4600 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 10 KNOTS.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO MID 40S. HIGHS  
IN THE MID TO UPPER 70S. EAST WIND UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE 40S. HIGHS IN THE LOWER  
TO MID 70S. SOUTH WIND UP TO 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS IN THE 40S.  
HIGHS IN THE MID TO UPPER 70S. WEST WIND 10 TO 15 MPH.  
 

 
 
AZZ102-010015-  
NORTHWEST DESERTS/NORTHWEST PLATEAU-  
301 AM MST SUN FEB 28 2021  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 3000 FEET.......57-62.  
* 6000 FEET.......38-43.  
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.  
* MIN HUMIDITY:  
* 3000 FEET.......6-12 PERCENT.  
* 6000 FEET.......11-16 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 40  
MPH.  
* UPPER SLOPES....NORTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30  
MPH.  
* 10000 FT MSL....NORTH 30 TO 40 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......5800 FT AGL.  
* TRANSPORT WINDS.....NORTH 10 TO 20 KNOTS.  
* VENTILATION.........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 3000 FEET.......26-31.  
* 6000 FEET.......16-21.  
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.  
* MAX HUMIDITY:  
* 3000 FEET.......22-27 PERCENT.  
* 6000 FEET.......31-36 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 12 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH  
IN THE EVENING.  
* UPPER SLOPES....NORTHEAST WINDS 10 TO 15 MPH.  
* 10000 FT MSL....NORTH 20 TO 30 MPH BECOMING NORTHEAST 10 TO 15  
MPH AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 3000 FEET.......62-67.  
* 6000 FEET.......48-53.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MIN HUMIDITY:  
* 3000 FEET.......7-10 PERCENT.  
* 6000 FEET.......10-13 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....EAST WINDS AROUND 10 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
* UPPER SLOPES....SOUTHEAST WINDS 10 TO 15 MPH.  
* 10000 FT MSL....SOUTHEAST UP TO 10 MPH INCREASING TO SOUTH IN THE  
AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......4700 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 10 KNOTS SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S. HIGHS IN  
THE 60S. SOUTHEAST WINDS UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS IN THE 30S.  
HIGHS IN THE UPPER 50S TO MID 60S. SOUTH WINDS 10 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND SNOW SHOWERS.  
LOWS IN THE 30S. HIGHS IN THE LOWER TO MID 60S. WEST WINDS 10 TO  
15 MPH.  
 

 
 
NVZ465-010015-  
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-  
201 AM PST SUN FEB 28 2021  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......55-60.  
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......8-11 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
* 10000 FT MSL....NORTH 30 TO 40 MPH DECREASING TO 25 TO 35 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......5800 FT AGL.  
* TRANSPORT WINDS.....NORTH 10 TO 15 KNOTS.  
* VENTILATION.........VERY GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......29-34.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......25-30 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 6 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS UP TO 10 MPH.  
* 10000 FT MSL....NORTH 15 TO 25 MPH BECOMING NORTHEAST UP TO 10  
MPH AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......59-64.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......8-11 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHEAST WINDS UP TO 10 MPH SHIFTING TO THE EAST  
IN THE AFTERNOON.  
* 10000 FT MSL....SOUTH UP TO 10 MPH INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......3700 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS.  
* VENTILATION.........MARGINAL.  
   
EXTENDED
 
   
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S. HIGHS IN  
THE UPPER 50S TO LOWER 60S. EAST WINDS UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 30S. HIGHS  
IN THE UPPER 50S TO LOWER 60S. SOUTH WINDS UP TO 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 30S TO LOWER 40S. HIGHS  
IN THE 60S. NORTHWEST WINDS UP TO 10 MPH.  
 

 
 
NVZ463-464-010015-  
SHEEP RANGE-SPRING MOUNTAINS-  
201 AM PST SUN FEB 28 2021  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 7000 FEET.......38-43.  
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.  
* MIN HUMIDITY:  
* 7000 FEET.......12-17 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....NORTH WINDS 10 TO 15 MPH. GUSTS UP TO 35 MPH IN  
THE MORNING.  
* 10000 FT MSL....NORTH 25 TO 35 MPH DECREASING TO 20 TO 30 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......5400 FT AGL.  
* TRANSPORT WINDS.....NORTH 10 TO 15 KNOTS.  
* VENTILATION.........VERY GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 7000 FEET.......19-24.  
* 24 HR TREND.....ON AVERAGE UP 8 DEGREES.  
* MAX HUMIDITY:  
* 7000 FEET.......25-30 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 19 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....NORTHEAST WINDS 10 MPH.  
* 10000 FT MSL....NORTH 10 TO 20 MPH BECOMING NORTHEAST 10 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 7000 FEET.......44-49.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MIN HUMIDITY:  
* 7000 FEET.......11-14 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....SOUTHEAST WINDS 10 TO 15 MPH.  
* 10000 FT MSL....SOUTH 10 MPH INCREASING TO 10 TO 15 MPH IN THE  
AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......3400 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 10 KNOTS.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE 20S. HIGHS IN THE UPPER 40S  
TO LOWER 50S. SOUTHEAST WINDS 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S TO LOWER 30S.  
HIGHS IN THE MID 40S TO LOWER 50S. SOUTH WINDS 10 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 20S. HIGHS IN  
THE LOWER TO MID 50S. WEST WINDS 10 TO 15 MPH.  
 

 
 
NVZ461-010015-  
LINCOLN COUNTY/ELY DISPATCH-  
201 AM PST SUN FEB 28 2021  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......52-57.  
* 7000 FEET.......36-41.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......10-13 PERCENT.  
* 7000 FEET.......14-19 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 6 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND 10 TO 15 MPH.  
* UPPER SLOPES....NORTH WIND 10 TO 15 MPH.  
* 10000 FT MSL....NORTH 20 TO 30 MPH DECREASING TO 15 TO 25 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......5000 FT AGL.  
* TRANSPORT WINDS.....NORTH 10 TO 15 KNOTS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......26-31.  
* 7000 FEET.......16-21.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......32-37 PERCENT.  
* 7000 FEET.......38-43 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 15 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND UP TO 10 MPH.  
* UPPER SLOPES....NORTHEAST WIND UP TO 10 MPH.  
* 10000 FT MSL....NORTH 10 TO 20 MPH BECOMING EAST AROUND 10 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......57-62.  
* 7000 FEET.......45-50.  
* 24 HR TREND.....ON AVERAGE UP 5 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......9-11 PERCENT.  
* 7000 FEET.......12-17 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....EAST WIND UP TO 10 MPH SHIFTING TO THE SOUTHEAST  
AROUND 10 MPH IN THE AFTERNOON.  
* UPPER SLOPES....EAST WIND UP TO 10 MPH SHIFTING TO THE SOUTH  
AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.  
* 10000 FT MSL....SOUTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
* MIXING HEIGHT.......3500 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 10 KNOTS SHIFTING TO THE  
SOUTHEAST IN THE AFTERNOON.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 20S TO LOWER 30S. HIGHS  
IN THE LOWER TO MID 60S. SOUTHEAST WIND UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S TO LOWER 30S.  
HIGHS IN THE UPPER 50S TO MID 60S. SOUTHEAST WIND UP TO 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S TO LOWER 30S.  
HIGHS IN THE MID TO UPPER 60S. NORTHWEST WIND 10 TO 15 MPH.  
 

 
 
NVZ462-010015-  
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-  
201 AM PST SUN FEB 28 2021  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......55-60.  
* 7000 FEET.......38-43.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......7-10 PERCENT.  
* 7000 FEET.......13-16 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 5 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHEAST WIND 10 TO 15 MPH WITH GUSTS TO AROUND  
30 MPH.  
* UPPER SLOPES....NORTH WIND 10 TO 15 MPH.  
* 10000 FT MSL....NORTH 25 TO 35 MPH DECREASING TO 15 TO 25 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......4000 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST 10 TO 15 KNOTS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......28-33.  
* 7000 FEET.......21-26.  
* 24 HR TREND.....ON AVERAGE UP 7 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......25-30 PERCENT.  
* 7000 FEET.......31-36 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 13 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHEAST WIND UP TO 10 MPH.  
* UPPER SLOPES....EAST WIND UP TO 10 MPH.  
* 10000 FT MSL....NORTH 10 TO 15 MPH BECOMING SOUTHEAST AFTER  
MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......60-65.  
* 7000 FEET.......44-49.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......7-9 PERCENT.  
* 7000 FEET.......11-14 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....EAST WIND AROUND 10 MPH SHIFTING TO THE SOUTHEAST  
IN THE AFTERNOON. GUSTS UP TO 25 MPH.  
* UPPER SLOPES....SOUTHEAST WIND 10 TO 15 MPH.  
* 10000 FT MSL....SOUTH 10 TO 15 MPH INCREASING TO 15 TO 25 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......4000 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 10 KNOTS SHIFTING TO THE  
SOUTHEAST IN THE AFTERNOON.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
TUESDAY
 
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 20S. HIGHS IN  
THE UPPER 50S TO MID 60S. SOUTHEAST WIND UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S TO LOWER 30S.  
HIGHS IN THE UPPER 50S TO LOWER 60S. SOUTHEAST WIND 10 TO 15 MPH.   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO LOWER 30S.  
HIGHS IN THE 60S. WEST WIND 10 TO 15 MPH.  
 

 
 
NVZ460-010015-  
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-  
201 AM PST SUN FEB 28 2021  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......50-55.  
* 7000 FEET.......38-43.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......9-10 PERCENT.  
* 7000 FEET.......13-19 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 6 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND 10 TO 15 MPH.  
* UPPER SLOPES....NORTH WIND 10 TO 15 MPH.  
* 10000 FT MSL....NORTH 15 TO 25 MPH BECOMING NORTHWEST 10 TO 15  
MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......3400 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 KNOTS.  
* VENTILATION.........FAIR.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......23-28.  
* 7000 FEET.......21-26.  
* 24 HR TREND.....ON AVERAGE UP 8 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......30-35 PERCENT.  
* 7000 FEET.......31-36 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 16 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* UPPER SLOPES....NORTH WIND UP TO 10 MPH SHIFTING TO THE SOUTHEAST  
AFTER MIDNIGHT.  
* 10000 FT MSL....NORTHWEST UP TO 10 MPH INCREASING TO SOUTH AFTER  
MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......54-59.  
* 7000 FEET.......45-50.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......8-9 PERCENT.  
* 7000 FEET.......11-17 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTHEAST WIND UP TO 10 MPH SHIFTING TO THE SOUTH  
IN THE AFTERNOON.  
* UPPER SLOPES....SOUTHEAST WIND 10 TO 15 MPH.  
* 10000 FT MSL....SOUTH 15 TO 25 MPH BECOMING 15 TO 20 MPH IN THE  
AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
* MIXING HEIGHT.......3700 FT AGL.  
* TRANSPORT WINDS.....SOUTHEAST AROUND 10 KNOTS.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
TUESDAY
 
PARTLY CLOUDY. LOWS IN THE 20S. HIGHS IN THE UPPER 50S  
TO LOWER 60S. SOUTHEAST WIND UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S TO LOWER 30S.  
HIGHS IN THE UPPER 50S TO LOWER 60S. NORTHEAST WIND UP TO 10 MPH.   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO LOWER 30S.  
HIGHS IN THE 60S. WEST WIND UP TO 10 MPH.  
 

 
 
CAZ226-010015-  
OWENS VALLEY/SOUTHERN INYO FOREST-  
201 AM PST SUN FEB 28 2021  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....55-60.  
* 7000 FEET.......41-46.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....9-12 PERCENT.  
* 7000 FEET.......16-26 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS 10 TO 15 MPH.  
* UPPER SLOPES....NORTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25  
MPH.  
* 10000 FT MSL....NORTH 10 TO 15 MPH BECOMING WEST IN THE  
AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....29-34.  
* 7000 FEET.......12-17.  
* 24 HR TREND.....ON AVERAGE UP 8 DEGREES.  
* MAX HUMIDITY:  
* VALLEY FLOOR....28-33 PERCENT.  
* 7000 FEET.......35-40 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 9 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* UPPER SLOPES....WEST WINDS UP TO 10 MPH.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTH AROUND 10 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....58-63.  
* 7000 FEET.......45-50.  
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....7-12 PERCENT.  
* 7000 FEET.......16-26 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTHEAST WINDS 10 TO 15 MPH.  
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
EXTENDED
 
   
TUESDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S TO LOWER 30S. HIGHS  
IN THE MID 50S TO LOWER 60S. SOUTHEAST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S TO LOWER 30S.  
HIGHS IN THE UPPER 50S TO LOWER 60S. NORTHWEST WINDS 10 TO  
15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO LOWER 30S.  
HIGHS IN THE 60S. SOUTH WINDS 10 TO 15 MPH.  
 

 
 
CAZ227-010015-  
DEATH VALLEY NATIONAL PARK-  
201 AM PST SUN FEB 28 2021  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....69-74.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-9 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 25  
MPH.  
* 10000 FT MSL....NORTH 25 TO 35 MPH DECREASING TO 10 TO 15 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....43-48.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....15-19 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 6 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....NORTH UP TO 10 MPH SHIFTING TO THE SOUTH AFTER  
MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....70-75.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-8 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH AROUND  
10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTH 10 TO 15 MPH SHIFTING TO THE SOUTHWEST 10  
TO 20 MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
EXTENDED
 
   
TUESDAY
 
PARTLY CLOUDY. LOWS IN THE 40S. HIGHS IN THE MID TO  
UPPER 70S. EAST WIND UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S.  
HIGHS IN THE MID 70S TO LOWER 80S. WEST WIND UP TO 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS  
IN THE LOWER TO MID 80S. SOUTH WIND UP TO 10 MPH.  
 

 
 
CAZ228-010015-  
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-  
201 AM PST SUN FEB 28 2021  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....60-65.  
* 24 HR TREND.....ON AVERAGE DOWN 4 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....7-10 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
* 10000 FT MSL....NORTH 35 TO 45 MPH DECREASING TO 20 TO 30 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....32-37.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MAX HUMIDITY:  
* VALLEY FLOOR....18-23 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 8 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTHEAST WIND UP TO 10 MPH.  
* 10000 FT MSL....NORTH 15 TO 20 MPH DECREASING TO AROUND 10 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....64-69.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....7-9 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....SOUTHEAST WIND UP TO 10 MPH.  
* 10000 FT MSL....SOUTH UP TO 10 MPH INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
EXTENDED
 
   
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE 30S. HIGHS IN THE MID 60S TO  
LOWER 70S. SOUTHEAST WIND UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.  
HIGHS IN THE MID TO UPPER 60S. SOUTHWEST WIND 10 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO LOWER 40S.  
HIGHS IN THE UPPER 60S TO MID 70S. WEST WIND UP TO 10 MPH.  
 

 
 
NOTE: MIXING HEIGHT...TRANSPORT WINDS AND VENTILATION CATEGORY FOR  
EACH FIRE ZONE ARE BASED ON THE FOLLOWING POINTS/AREAS:  
 
IN THE COLORADO RIVER VALLEY:  
NVZ466-CAZ229-AZZ001 - LAUGHLIN/BULLHEAD CITY/NEEDLES  
 
IN ARIZONA:  
AZZ102 - KINGMAN VICINITY  
 
IN NEVADA:  
NVZ460 - ORIENTAL WASH RAWS VICINITY  
NVZ461 - KANE SPRINGS RAWS VICINITY  
NVZ462 - DESERT ROCK VICINITY  
NVZ463-NVZ464 - KYLE CANYON VICINITY  
NVZ465 - LAS VEGAS VICINITY  
 
HTTP://WEATHER.GOV/LASVEGAS  
 
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