271  
FNUS55 KVEF 112153  
FWFVEF  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA  
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
253 PM PDT SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING FOR STRONG WINDS AND LOW RH FOR NEVADA AND ARIZONA  
FIRE WEATHER ZONES 101, 102, 460, 461, 462, 463, 464, 465, AND  
466...  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING FOR STRONG WINDS AND LOW RH FOR CALIFORNIA FIRE  
WEATHER ZONES 226, 227, AND 228 229...  
   
DISCUSSION
 
HIGH CONFIDENCE THAT CRITICAL FIRE WEATHER  
CONDITIONS WILL BE SEEN ACROSS MUCH OF THE SOUTHERN GREAT BASIN  
AND MOJAVE DESERT TUESDAY AFTERNOON AND EVENING. LESS CONFIDENT  
THAT WIDESPREAD CONDITIONS WILL BE SEEN ON WEDNESDAY. AREA FUEL  
DRYNESS IS APPROACHING, IF NOT ALREADY CRITICAL WITH LITTLE TO NO  
POTENTIAL FOR SIGNIFICANT WETTING RAINS IN THE FORECAST THROUGH  
THE WEEK.  
 
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-NVZ466-121130-  
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-  
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-  
253 PM PDT SUN APR 11 2021 /253 PM MST SUN APR 11 2021/  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....57-62.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....19-24 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 6 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....SOUTHEAST WIND UP TO 10 MPH.  
* 10000 FT MSL....SOUTHWEST UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....91-96.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....5-11 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND UP TO 10 MPH SHIFTING TO THE SOUTH  
AROUND 10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......12900 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 KNOTS SHIFTING TO THE SOUTH  
IN THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....60-65.  
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.  
* MAX HUMIDITY:  
* VALLEY FLOOR....29-34 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 10 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....SOUTH WIND 10 TO 15 MPH.  
* 10000 FT MSL....SOUTHWEST 15 TO 20 MPH INCREASING TO 20 TO 30 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
TUESDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....88-93.  
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....7-13 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....SOUTH WIND 15 TO 25 MPH WITH GUSTS TO AROUND  
40 MPH.  
* 10000 FT MSL....SOUTHWEST 20 TO 30 MPH INCREASING TO 25 TO 35 MPH  
IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......10800 FT AGL.  
* TRANSPORT WINDS.....SOUTH 10 TO 20 KNOTS.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S TO LOWER 60S.  
HIGHS IN THE MID TO UPPER 80S. SOUTH WIND 10 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE MID 50S TO LOWER 60S.  
HIGHS IN THE 80S. WEST WIND 10 TO 15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 50S. HIGHS IN  
THE UPPER 80S TO LOWER 90S. WEST WIND 10 TO 15 MPH.  
 

 
 
AZZ102-121130-  
NORTHWEST DESERTS/NORTHWEST PLATEAU-  
253 PM MST SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 3000 FEET.......50-55.  
* 6000 FEET.......36-41.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* 3000 FEET.......18-23 PERCENT.  
* 6000 FEET.......22-27 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 4 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTH WINDS UP TO 10 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT.  
* UPPER SLOPES....WEST WINDS UP TO 10 MPH SHIFTING TO THE SOUTH  
AFTER MIDNIGHT.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* 3000 FEET.......85-90.  
* 6000 FEET.......69-74.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 3000 FEET.......7-13 PERCENT.  
* 6000 FEET.......9-13 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTH WINDS UP TO 10 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
* UPPER SLOPES....SOUTH WINDS UP TO 10 MPH SHIFTING TO THE WEST IN  
THE AFTERNOON.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......11300 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 10 TO 15 KNOTS.  
* VENTILATION.........EXCELLENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 3000 FEET.......52-57.  
* 6000 FEET.......38-43.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MAX HUMIDITY:  
* 3000 FEET.......34-39 PERCENT.  
* 6000 FEET.......38-43 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 16 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTH WINDS 10 TO 15 MPH.  
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH.  
* 10000 FT MSL....SOUTHWEST 15 TO 25 MPH INCREASING TO 20 TO 30 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TUESDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* 3000 FEET.......81-86.  
* 6000 FEET.......65-70.  
* 24 HR TREND.....ON AVERAGE DOWN 4 DEGREES.  
* MIN HUMIDITY:  
* 3000 FEET.......10-14 PERCENT.  
* 6000 FEET.......13-18 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE  
SOUTHWEST 15 TO 25 MPH IN THE AFTERNOON. GUSTS UP TO 45 MPH.  
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE  
SOUTHWEST 15 TO 25 MPH IN THE AFTERNOON. GUSTS UP TO 45 MPH.  
* 10000 FT MSL....SOUTHWEST 25 TO 35 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......8600 FT AGL.  
* TRANSPORT WINDS.....SOUTH 10 TO 15 KNOTS INCREASING TO 20 TO 25  
KNOTS IN THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S.  
HIGHS IN THE LOWER TO MID 70S. SOUTHWEST WINDS 10 TO 20 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE 40S. HIGHS IN THE UPPER  
60S TO MID 70S. SOUTHWEST WINDS 10 TO 15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE 70S. WEST  
WINDS 10 TO 15 MPH.  
 

 
 
NVZ465-121130-  
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-  
253 PM PDT SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 4000 FEET.......49-54.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* 4000 FEET.......17-22 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTHWEST WINDS UP TO 10 MPH SHIFTING TO THE  
NORTH AFTER MIDNIGHT.  
* 10000 FT MSL....WEST UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......85-90.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......6-9 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS AROUND 10 MPH SHIFTING TO THE  
SOUTHEAST IN THE AFTERNOON.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......13200 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTHEAST AROUND 10  
KNOTS IN THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 4000 FEET.......50-55.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* 4000 FEET.......24-29 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 7 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTHWEST WINDS UP TO 10 MPH.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH INCREASING TO 15 TO 25 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TUESDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......83-88.  
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......8-11 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND 30  
MPH SHIFTING TO THE SOUTHWEST 15 TO 20 MPH WITH GUSTS TO  
AROUND 40 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTHWEST 15 TO 20 MPH INCREASING TO 20 TO 30 MPH  
IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
* MIXING HEIGHT.......8300 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 10 TO 15 KNOTS INCREASING TO 15 TO  
25 KNOTS IN THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE UPPER  
60S TO MID 70S. SOUTHWEST WINDS 10 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN  
THE UPPER 60S TO LOWER 70S. NORTHWEST WINDS 10 TO 15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE LOWER TO  
MID 70S. NORTHWEST WINDS 10 TO 15 MPH.  
 

 
 
NVZ463-464-121130-  
SHEEP RANGE-SPRING MOUNTAINS-  
253 PM PDT SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 7000 FEET.......36-41.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* 7000 FEET.......20-25 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....WEST 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* 7000 FEET.......68-73.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 7000 FEET.......9-13 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST  
AROUND 10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......12300 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 10 KNOTS SHIFTING TO THE  
SOUTH IN THE AFTERNOON.  
* VENTILATION.........VERY GOOD.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 7000 FEET.......36-41.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* 7000 FEET.......25-30 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....SOUTHWEST WINDS 10 TO 15 MPH.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH INCREASING TO 15 TO 25 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TUESDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 7000 FEET.......65-70.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 7000 FEET.......12-17 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....SOUTHWEST WINDS 15 TO 25 MPH. GUSTS UP TO  
40 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTHWEST AROUND 10 MPH INCREASING TO 15 TO 25  
MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
* MIXING HEIGHT.......12500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST 10 TO 20 KNOTS.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE 30S. HIGHS IN THE MID 50S  
TO LOWER 60S. WEST WINDS 10 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S. HIGHS IN  
THE MID 50S TO LOWER 60S. NORTHWEST WINDS 10 TO 15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S. HIGHS IN  
THE UPPER 50S TO LOWER 60S. WEST WINDS 10 TO 15 MPH.  
 

 
 
NVZ461-121130-  
LINCOLN COUNTY/ELY DISPATCH-  
253 PM PDT SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 4000 FEET.......44-49.  
* 7000 FEET.......27-32.  
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......22-27 PERCENT.  
* 7000 FEET.......34-39 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND 10 TO 15 MPH.  
* UPPER SLOPES....NORTHEAST WIND 10 TO 15 MPH.  
* 10000 FT MSL....NORTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......80-85.  
* 7000 FEET.......64-69.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......7-9 PERCENT.  
* 7000 FEET.......9-12 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND AROUND 10 MPH SHIFTING TO THE SOUTH IN  
THE AFTERNOON. GUSTS UP TO 25 MPH.  
* UPPER SLOPES....NORTHEAST WIND 10 TO 15 MPH.  
* 10000 FT MSL....SOUTHWEST UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......11600 FT AGL.  
* TRANSPORT WINDS.....NORTH 10 TO 15 KNOTS SHIFTING TO THE  
SOUTHEAST IN THE AFTERNOON.  
* VENTILATION.........VERY GOOD.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 4000 FEET.......45-50.  
* 7000 FEET.......31-36.  
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......23-28 PERCENT.  
* 7000 FEET.......30-35 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTHEAST WIND UP TO 10 MPH SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.  
* UPPER SLOPES....NORTHEAST WIND 10 TO 15 MPH.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH BECOMING 10 TO 20 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TUESDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE:  
* 4000 FEET.......79-84.  
* 7000 FEET.......64-69.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......9-12 PERCENT.  
* 7000 FEET.......10-15 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....EAST WIND AROUND 10 MPH WITH GUSTS TO AROUND 25  
MPH SHIFTING TO THE SOUTH 15 TO 20 MPH WITH GUSTS TO AROUND  
35 MPH IN THE AFTERNOON.  
* UPPER SLOPES....EAST WIND AROUND 10 MPH WITH GUSTS TO AROUND 25  
MPH INCREASING TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO AROUND  
40 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTHWEST 10 TO 20 MPH INCREASING TO 20 TO 30 MPH  
IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......9500 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 10 KNOTS SHIFTING TO THE SOUTH 15  
TO 20 KNOTS IN THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
WEDNESDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS IN THE MID TO  
UPPER 30S. HIGHS IN THE UPPER 60S TO LOWER 70S. WEST WIND 10 TO  
15 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 30S. HIGHS IN  
THE UPPER 60S TO LOWER 70S. NORTHWEST WIND 10 TO 15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S. HIGHS IN  
THE LOWER TO MID 70S. NORTH WIND 10 TO 15 MPH.  
 

 
 
NVZ462-121130-  
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-  
253 PM PDT SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 4000 FEET.......47-52.  
* 7000 FEET.......35-40.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* 4000 FEET.......18-23 PERCENT.  
* 7000 FEET.......26-31 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 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....WEST UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......83-88.  
* 7000 FEET.......64-69.  
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......6-8 PERCENT.  
* 7000 FEET.......9-11 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND 10 TO 15 MPH SHIFTING TO THE SOUTHWEST  
IN THE AFTERNOON. GUSTS UP TO 25 MPH.  
* UPPER SLOPES....NORTH WIND AROUND 10 MPH SHIFTING TO THE WEST IN  
THE AFTERNOON. GUSTS UP TO 25 MPH.  
* 10000 FT MSL....SOUTHWEST UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......11500 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 10 KNOTS SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 4000 FEET.......46-51.  
* 7000 FEET.......37-42.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......23-28 PERCENT.  
* 7000 FEET.......25-30 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....WEST WIND UP TO 10 MPH SHIFTING TO THE NORTH  
AROUND 10 MPH AFTER MIDNIGHT.  
* UPPER SLOPES....NORTHWEST WIND 10 TO 15 MPH.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH DECREASING TO AROUND 10 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TUESDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......81-86.  
* 7000 FEET.......63-68.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......8-10 PERCENT.  
* 7000 FEET.......9-12 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHWEST WIND AROUND 10 MPH SHIFTING TO THE  
SOUTHWEST 15 TO 20 MPH WITH GUSTS TO AROUND 40 MPH IN THE  
AFTERNOON.  
* UPPER SLOPES....NORTHWEST WIND AROUND 10 MPH INCREASING TO  
SOUTHWEST 15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH IN THE  
AFTERNOON.  
* 10000 FT MSL....WEST AROUND 10 MPH INCREASING TO SOUTHWEST 20 TO  
30 MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
* MIXING HEIGHT.......7900 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS INCREASING TO 15 TO  
25 KNOTS IN THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE 30S. HIGHS IN THE UPPER  
60S TO LOWER 70S. WEST WIND 10 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S. HIGHS IN  
THE UPPER 60S TO LOWER 70S. NORTHWEST WIND 10 TO 15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE 30S. HIGHS IN THE LOWER TO  
MID 70S. NORTHWEST WIND 10 TO 15 MPH.  
 

 
 
NVZ460-121130-  
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-  
253 PM PDT SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 4000 FEET.......39-44.  
* 7000 FEET.......34-39.  
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......21-26 PERCENT.  
* 7000 FEET.......25-30 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 2 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....NORTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......76-81.  
* 7000 FEET.......64-69.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......7 PERCENT.  
* 7000 FEET.......8-13 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHWEST WIND 10 TO 15 MPH.  
* UPPER SLOPES....NORTHWEST WIND 10 TO 15 MPH.  
* 10000 FT MSL....NORTHWEST AROUND 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......10000 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST 10 TO 15 KNOTS SHIFTING TO THE  
NORTHWEST IN THE AFTERNOON.  
* VENTILATION.........GOOD.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* 4000 FEET.......39-44.  
* 7000 FEET.......36-41.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......22-27 PERCENT.  
* 7000 FEET.......25-30 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND 10 TO 15 MPH.  
* UPPER SLOPES....NORTHWEST WIND 10 TO 15 MPH.  
* 10000 FT MSL....WEST UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TUESDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......75-80.  
* 7000 FEET.......64-69.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......8-10 PERCENT.  
* 7000 FEET.......8-11 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHWEST WIND UP TO 10 MPH INCREASING TO  
SOUTHWEST 10 TO 20 MPH WITH GUSTS TO AROUND 40 MPH IN THE  
AFTERNOON.  
* UPPER SLOPES....NORTHWEST WIND AROUND 10 MPH INCREASING TO WEST  
15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH INCREASING TO 20 TO 30 MPH  
IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
* MIXING HEIGHT.......12100 FT AGL.  
* TRANSPORT WINDS.....NORTHWEST AROUND 10 KNOTS SHIFTING TO THE  
SOUTHWEST 10 TO 20 KNOTS IN THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
WEDNESDAY
 
COOLER. MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S.  
HIGHS IN THE MID 60S TO LOWER 70S. NORTHWEST WIND 10 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S. HIGHS IN  
THE MID 60S TO LOWER 70S. NORTHWEST WIND 10 TO 15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 30S. HIGHS IN  
THE LOWER TO MID 70S. NORTHWEST WIND 10 TO 15 MPH.  
 

 
 
CAZ226-121130-  
OWENS VALLEY/SOUTHERN INYO FOREST-  
253 PM PDT SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....45-50.  
* 7000 FEET.......21-26.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....27-32 PERCENT.  
* 7000 FEET.......37-42 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 7 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHWEST WINDS 10 TO 15 MPH.  
* UPPER SLOPES....WEST WINDS 10 TO 15 MPH.  
* 10000 FT MSL....LIGHT AND VARIABLE.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....80-85.  
* 7000 FEET.......65-70.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....8-11 PERCENT.  
* 7000 FEET.......14-24 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS AROUND 10 MPH SHIFTING TO THE SOUTH  
IN THE AFTERNOON.  
* UPPER SLOPES....SOUTHWEST WINDS UP TO 10 MPH.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTH UP TO 10 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....44-49.  
* 7000 FEET.......19-24.  
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.  
* MAX HUMIDITY:  
* VALLEY FLOOR....29-34 PERCENT.  
* 7000 FEET.......41-46 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....WEST WINDS 10 TO 15 MPH.  
* UPPER SLOPES....WEST WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH AFTER  
MIDNIGHT.  
* 10000 FT MSL....NORTHWEST UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TUESDAY
 
 
* SKY/WEATHER.........SUNNY. PATCHY BLOWING DUST IN THE AFTERNOON.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....78-83.  
* 7000 FEET.......63-68.  
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....7-9 PERCENT.  
* 7000 FEET.......13-23 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....WEST WINDS AROUND 10 MPH WITH GUSTS TO AROUND 25  
MPH INCREASING TO 15 TO 25 MPH WITH GUSTS TO AROUND 45 MPH IN  
THE AFTERNOON.  
* UPPER SLOPES....WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 35  
MPH INCREASING TO 15 TO 25 MPH WITH GUSTS TO AROUND 50 MPH IN  
THE AFTERNOON.  
* 10000 FT MSL....WEST 10 TO 15 MPH INCREASING TO 20 TO 30 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
EXTENDED
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 30S TO LOWER 40S.  
HIGHS IN THE UPPER 60S TO LOWER 70S. WEST WINDS 10 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE 30S. HIGHS IN THE UPPER 60S  
TO LOWER 70S. WEST WINDS 10 TO 15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO LOWER 40S. HIGHS  
IN THE LOWER TO MID 70S. WEST WINDS 10 TO 15 MPH.  
 

 
 
CAZ227-121130-  
DEATH VALLEY NATIONAL PARK-  
253 PM PDT SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....65-70.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MAX HUMIDITY:  
* VALLEY FLOOR....13-18 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING  
NORTHWEST AROUND 10 MPH AFTER MIDNIGHT.  
* 10000 FT MSL....SOUTH AROUND 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....94-99.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....5-7 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND AROUND 10 MPH IN THE MORNING BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* 10000 FT MSL....SOUTH UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....64-69.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....17-22 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 4 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....SOUTHEAST WIND UP TO 10 MPH.  
* 10000 FT MSL....SOUTH AROUND 10 MPH BECOMING WEST UP TO 10 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TUESDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....94-99.  
* 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....SOUTH WIND 15 TO 20 MPH. GUSTS UP TO 35 MPH  
IN THE AFTERNOON.  
* 10000 FT MSL....WEST AROUND 10 MPH INCREASING TO SOUTHWEST 20 TO  
30 MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
   
EXTENDED
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S TO LOWER 60S.  
HIGHS IN THE UPPER 80S TO LOWER 90S. SOUTHWEST WIND 10 TO 15 MPH.   
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S TO LOWER 60S. HIGHS  
IN THE MID 80S TO LOWER 90S. NORTHWEST WIND 10 TO 15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS  
IN THE UPPER 80S TO MID 90S. SOUTHWEST WIND 10 TO 15 MPH.  
 

 
 
CAZ228-121130-  
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-  
253 PM PDT SUN APR 11 2021  
 
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH  
TUESDAY EVENING...  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....51-56.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....27-32 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 6 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....WEST WIND UP TO 10 MPH.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTH UP TO 10 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
MONDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....88-93.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....7-12 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTHWEST WIND UP TO 10 MPH SHIFTING TO THE  
SOUTHWEST 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........5.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....51-56.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....37-42 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 10 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....SOUTHWEST WIND 10 TO 15 MPH.  
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH INCREASING TO 15 TO 25 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TUESDAY
 
 
* SKY/WEATHER.........SUNNY. PATCHY BLOWING DUST IN THE AFTERNOON.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....84-89.  
* 24 HR TREND.....ON AVERAGE DOWN 4 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....7-13 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....SOUTHWEST WIND 10 TO 15 MPH WITH GUSTS TO AROUND  
35 MPH INCREASING TO 15 TO 25 MPH WITH GUSTS TO AROUND 50 MPH  
IN THE AFTERNOON.  
* 10000 FT MSL....WEST 15 TO 25 MPH INCREASING TO 20 TO 30 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
   
EXTENDED
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S.  
HIGHS IN THE UPPER 70S TO LOWER 80S. SOUTHWEST WIND 10 TO 15 MPH.   
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S.  
HIGHS IN THE MID 70S TO LOWER 80S. WEST WIND 10 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S. HIGHS  
IN THE UPPER 70S TO MID 80S. WEST WIND 10 TO 15 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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