795
FNUS55 KVEF 211001
FWFVEF
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE LAS VEGAS NV
301 AM PDT THU AUG 21 2025
DISCUSSION
HOTTER THAN NORMAL TEMPERATURES WILL CONTINUE
THROUGH THE END OF THE WEEK WITH TEMPERATURES COOLING AS WE HEAD
INTO NEXT WEEK. MOISTURE WILL CONTINUE TO PUSH INTO THE REGION,
BRINGING INCREASED CHANCES FOR SHOWERS AND THUNDERSTORMS WITH IT.
ISOLATED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE IN MOHAVE AND
LINCOLN COUNTIES TODAY, WITH CHANCES FOR CONVECTION BECOMING MORE
WIDESPREAD FRIDAY THROUGH THE WEEKEND. OUTSIDE OF THE POTENTIAL
FOR OUTFLOW WINDS, NO SIGNIFICANT WINDS ARE EXPECTED THROUGH THE
PERIOD.
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-NVZ466-212345-
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
301 AM PDT THU AUG 21 2025 /301 AM MST THU AUG 21 2025/
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....113-118.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....8-16 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 20 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......14500 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....84-89.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....23-28 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....SOUTH 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....113-118.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....8-17 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST UP
TO 10 MPH IN THE AFTERNOON.
* 10000 FT MSL....NORTHEAST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......14600 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........GOOD.
EXTENDED
SATURDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 80S TO LOWER 90S. HIGHS 112 TO
117. SOUTHWEST WIND 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID TO UPPER 80S. HIGHS 109 TO 114.
SOUTH WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE 80S. HIGHS 104 TO 109. SOUTH WIND UP
TO 10 MPH.
AZZ102-212345-
NORTHWEST DESERTS/NORTHWEST PLATEAU-
301 AM MST THU AUG 21 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......107-112.
* 6000 FEET.......91-96.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 3000 FEET.......11-14 PERCENT.
* 6000 FEET.......14-17 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING WEST AROUND
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING WEST UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTHWEST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......14300 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........VERY GOOD.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE OF THUNDER...20 PERCENT.
* MIN TEMPERATURE:
* 3000 FEET.......77-82.
* 6000 FEET.......58-63.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 3000 FEET.......26-31 PERCENT.
* 6000 FEET.......33-38 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTHEAST AFTER MIDNIGHT.
* UPPER SLOPES....WEST WINDS 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....WEST AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......107-112.
* 6000 FEET.......91-96.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 3000 FEET.......12-17 PERCENT.
* 6000 FEET.......14-19 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTHWEST AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING WEST UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....NORTH 5 TO 10 MPH.
* CWR (>= 0.10 IN)....5 PERCENT.
* MIXING HEIGHT.......13400 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........EXCELLENT.
EXTENDED
SATURDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID TO UPPER 70S. HIGHS 97 TO 102.
SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER TO MID 70S. HIGHS 95 TO 100. SOUTHWEST WINDS UP
TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S TO MID 70S. HIGHS IN THE LOWER TO MID 90S.
SOUTHWEST WINDS 5 TO 10 MPH.
NVZ465-212345-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
301 AM PDT THU AUG 21 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......107-112.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......9-14 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......14000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......76-81.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 4000 FEET.......20-25 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......107-112.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......9-15 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTH 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10700 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........VERY GOOD.
EXTENDED
SATURDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 70S TO LOWER 80S. HIGHS 96 TO 101.
SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE 70S. HIGHS IN THE MID TO UPPER 90S.
SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER TO MID 70S. HIGHS IN THE LOWER
TO MID 90S. SOUTH WINDS 5 TO 10 MPH.
NVZ463-464-212345-
SHEEP RANGE-SPRING MOUNTAINS-
301 AM PDT THU AUG 21 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......90-95.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 7000 FEET.......13-20 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST 10
MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......14900 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 7000 FEET.......57-62.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 7000 FEET.......29-34 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....SOUTHWEST WINDS 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
ISOLATED SHOWERS AND THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......90-95.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 7000 FEET.......14-21 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST 10
MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTH 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......13200 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........GOOD.
EXTENDED
SATURDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS IN THE
80S. SOUTHWEST WINDS 10 MPH.
SUNDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID 50S TO LOWER 60S. HIGHS IN THE
UPPER 70S TO MID 80S. SOUTHWEST WINDS 10 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS AND SCATTERED THUNDERSTORMS.
LOWS IN THE 50S. HIGHS IN THE UPPER 70S TO LOWER 80S. SOUTHWEST
WINDS 10 MPH.
NVZ461-212345-
LINCOLN COUNTY/ELY DISPATCH-
301 AM PDT THU AUG 21 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......104-109.
* 7000 FEET.......91-96.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......10-13 PERCENT.
* 7000 FEET.......12-17 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST
AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST
AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......13200 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE OF THUNDER...20 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......69-74.
* 7000 FEET.......62-67.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 4000 FEET.......24-29 PERCENT.
* 7000 FEET.......31-36 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WIND 5 TO 10 MPH IN THE EVENING
BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......105-110.
* 7000 FEET.......92-97.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......11-14 PERCENT.
* 7000 FEET.......11-16 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST UP
TO 10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST
AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......13700 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........VERY GOOD.
EXTENDED
SATURDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE MID TO UPPER 60S. HIGHS 100 TO 105.
SOUTHWEST WIND 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER TO MID 60S. HIGHS 96 TO 101.
SOUTHWEST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS AND SCATTERED THUNDERSTORMS.
LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS IN THE MID TO UPPER
90S. SOUTHWEST WIND 5 TO 10 MPH.
NVZ462-212345-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
301 AM PDT THU AUG 21 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......105-110.
* 7000 FEET.......89-94.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......9-12 PERCENT.
* 7000 FEET.......11-14 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST
AROUND 10 MPH WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH AROUND
10 MPH WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......12800 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......71-76.
* 7000 FEET.......65-70.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......22-27 PERCENT.
* 7000 FEET.......24-29 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WIND 5 TO 10 MPH IN THE EVENING
BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......106-111.
* 7000 FEET.......90-95.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......10-15 PERCENT.
* 7000 FEET.......13-16 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHEAST WIND 5 TO 10 MPH SHIFTING TO THE
SOUTHWEST AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH WITH GUSTS TO AROUND 25
MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......14700 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
SATURDAY
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S TO LOWER 70S. HIGHS 96 TO 101. SOUTHWEST WIND
5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER TO MID 60S. HIGHS 95 TO 100.
SOUTHWEST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS AND ISOLATED THUNDERSTORMS. LOWS
IN THE UPPER 50S TO MID 60S. HIGHS IN THE LOWER TO MID 90S.
SOUTHWEST WIND 5 TO 10 MPH.
NVZ460-212345-
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
301 AM PDT THU AUG 21 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......100-102.
* 7000 FEET.......88-93.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......9-10 PERCENT.
* 7000 FEET.......10-13 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO
10 MPH WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......12100 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........VERY GOOD.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......63-68.
* 7000 FEET.......62-67.
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......23-28 PERCENT.
* 7000 FEET.......25-30 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....SOUTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......102-104.
* 7000 FEET.......89-94.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......11-13 PERCENT.
* 7000 FEET.......11-16 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH AROUND
10 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH AROUND
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTH 10 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......15400 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 15 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID TO UPPER 60S. HIGHS IN THE MID TO UPPER 90S.
SOUTH WIND 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER TO MID 60S. HIGHS IN THE 90S.
SOUTHWEST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 50S TO MID 60S. HIGHS IN THE
LOWER TO MID 90S. LIGHT WIND.
CAZ226-212345-
OWENS VALLEY/SOUTHERN INYO FOREST-
301 AM PDT THU AUG 21 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....100-105.
* 7000 FEET.......86-91.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....9-12 PERCENT.
* 7000 FEET.......13-23 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH AROUND
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* UPPER SLOPES....SOUTHEAST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
* 10000 FT MSL....SOUTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....66-71.
* 7000 FEET.......43-48.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....29-34 PERCENT.
* 7000 FEET.......41-46 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 8 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTHWEST WINDS 5 TO 10 MPH.
* 10000 FT MSL....SOUTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....103-108.
* 7000 FEET.......87-92.
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....10-15 PERCENT.
* 7000 FEET.......17-27 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH.
* UPPER SLOPES....SOUTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 25
MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
SATURDAY
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID TO UPPER 60S. HIGHS IN THE MID TO UPPER 90S.
SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER TO MID 60S. HIGHS IN THE 90S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER TO MID 60S. HIGHS IN THE LOWER
TO MID 90S. SOUTHWEST WINDS 5 TO 10 MPH.
CAZ227-212345-
DEATH VALLEY NATIONAL PARK-
301 AM PDT THU AUG 21 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....116-121.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....5-8 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....91-96.
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....14-19 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHEAST WIND 5 TO 10 MPH IN THE EVENING
BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....118-123.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....6-9 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.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
SATURDAY
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER TO MID 90S. HIGHS 114 TO 119. SOUTH WIND UP TO
10 MPH.
SUNDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 80S TO LOWER 90S. HIGHS 114 TO
119. SOUTH WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 80S TO LOWER 90S. HIGHS 110 TO
115. SOUTH WIND 5 TO 10 MPH.
CAZ228-212345-
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-
301 AM PDT THU AUG 21 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....109-114.
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....9-14 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO
10 MPH WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....76-81.
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....23-28 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHWEST WIND 5 TO 10 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....109-114.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....11-16 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.
* 10000 FT MSL....SOUTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
SATURDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE LOWER TO MID 80S. HIGHS 104 TO 108.
SOUTHWEST WIND 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 70S TO LOWER 80S. HIGHS 102 TO
106. SOUTHWEST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 70S TO LOWER 80S. HIGHS 99 TO
103. SOUTH WIND 5 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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