478
FNUS55 KVEF 190935
FWFVEF
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE LAS VEGAS NV
235 AM PDT WED AUG 19 2026
DISCUSSION
HOT AND DRY CONDITIONS CONTINUE THROUGH AT LEAST
THURSDAY BEFORE MONSOONAL MOISTURE RETURNS TO THE REGION ON
FRIDAY. AFTERNOON MIN RH VALUES FALL INTO THE LOWER TEENS WITH
OVERNIGHT RECOVERIES ONLY IN THE 25-40 PERCENT RANGE. HOWEVER AS
MONSOON MOISTURE INCREASES THROUGH THE WEEK, OVERNIGHT MAX RH
VALUES SHOULD RISE INTO THE 40-60+% RANGE BY FRIDAY. MAINLY DRY
CONDITIONS MOST OF THE WEEK WITH AN ISOLATED STORM POSSIBLE
THURSDAY IN WESTERN ARIZONA, THEN INCREASING STORM CHANCES AND
COVERAGE FURTHER NORTH AND WEST FRIDAY THROUGH THE WEEKEND AS
MONSOON MOISTURE RETURNS. DIURNAL WIND PATTERN EXPECTED EACH DAY
WITH AFTERNOON WIND GUSTS IN THE 15-25 MPH RANGE.
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-NVZ466-192330-
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
235 AM PDT WED AUG 19 2026 /235 AM MST WED AUG 19 2026/
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....108-113.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....12-21 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 25
MPH.
* 10000 FT MSL....SOUTHWEST 15 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......11300 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....82-87.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* VALLEY FLOOR....37-42 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 7 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 5 TO 10 MPH.
* 10000 FT MSL....SOUTHWEST AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....108-113.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....15-23 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 5 TO 10 MPH.
* 10000 FT MSL....SOUTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......11100 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........VERY GOOD.
EXTENDED
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID 80S TO LOWER 90S. HIGHS 108 TO 113. SOUTH WIND UP TO
10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE 80S. HIGHS 111 TO 116.
SOUTH WIND 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID TO UPPER 80S. HIGHS 111 TO 116. SOUTH WIND UP TO
10 MPH.
AZZ102-192330-
NORTHWEST DESERTS/NORTHWEST PLATEAU-
235 AM MST WED AUG 19 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......104-109.
* 6000 FEET.......89-94.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 3000 FEET.......13-21 PERCENT.
* 6000 FEET.......15-23 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND
25 MPH.
* UPPER SLOPES....SOUTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE WEST
AROUND 10 MPH WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9700 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 3000 FEET.......75-80.
* 6000 FEET.......59-64.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 3000 FEET.......43-48 PERCENT.
* 6000 FEET.......51-56 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 11 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 5 TO 10 MPH.
* UPPER SLOPES....SOUTH WINDS 5 TO 10 MPH.
* 10000 FT MSL....SOUTHWEST AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......103-108.
* 6000 FEET.......87-92.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 3000 FEET.......17-23 PERCENT.
* 6000 FEET.......20-28 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.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING WEST AROUND
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.......9800 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........VERY GOOD.
EXTENDED
FRIDAY
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE LOWER TO MID 70S. HIGHS 95 TO 100. SOUTHWEST WINDS UP TO
10 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S TO LOWER 70S. HIGHS 96 TO 101. SOUTH WINDS
5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 60S TO MID 70S. HIGHS 95 TO 100. SOUTH WINDS UP TO
10 MPH.
NVZ465-192330-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
235 AM PDT WED AUG 19 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......106-111.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......10-16 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.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......11900 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......76-81.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 4000 FEET.......32-37 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 10 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS AROUND 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTHWEST AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......105-110.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......12-20 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 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 30 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......13000 FT AGL.
* TRANSPORT WINDS.....SOUTH 5 TO 10 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE 70S. HIGHS 96 TO 101. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 70S. HIGHS
96 TO 101. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE LOWER TO MID 70S. HIGHS 95 TO 100. SOUTH WINDS UP TO
10 MPH.
NVZ463-464-192330-
SHEEP RANGE-SPRING MOUNTAINS-
235 AM PDT WED AUG 19 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......88-93.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 7000 FEET.......12-20 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 30 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......11400 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........VERY GOOD.
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.......37-42 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 6 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....SOUTHWEST WINDS 10 MPH.
* 10000 FT MSL....SOUTH 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......88-93.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 7000 FEET.......17-25 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 4 PERCENT.
* 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 AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......13200 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS IN THE
80S. SOUTH WINDS 10 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 50S TO LOWER 60S. HIGHS IN THE LOWER TO MID 80S.
SOUTH WINDS 10 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID 50S TO LOWER 60S. HIGHS IN THE LOWER TO MID 80S. SOUTH
WINDS 10 MPH.
NVZ461-192330-
LINCOLN COUNTY/ELY DISPATCH-
235 AM PDT WED AUG 19 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......102-107.
* 7000 FEET.......89-94.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......13-16 PERCENT.
* 7000 FEET.......13-18 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 WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST
AROUND 10 MPH WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9300 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.......69-74.
* 7000 FEET.......60-65.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......36-41 PERCENT.
* 7000 FEET.......38-43 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 4 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.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......101-106.
* 7000 FEET.......89-94.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......16-19 PERCENT.
* 7000 FEET.......14-21 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 25 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST
AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10800 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE 60S. HIGHS 98 TO 103. SOUTH WIND UP TO
10 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER TO MID 60S. HIGHS 98 TO 103. SOUTH WIND UP TO
10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S TO MID 60S. HIGHS
98 TO 103. SOUTH WIND 5 TO 10 MPH.
NVZ462-192330-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
235 AM PDT WED AUG 19 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......103-108.
* 7000 FEET.......87-92.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......9-12 PERCENT.
* 7000 FEET.......13-16 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH 10 TO
15 MPH WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH INCREASING TO 10 TO 15
MPH IN THE AFTERNOON. GUSTS UP TO 35 MPH.
* 10000 FT MSL....SOUTH 15 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10400 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......72-77.
* 7000 FEET.......64-69.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 4000 FEET.......28-33 PERCENT.
* 7000 FEET.......31-36 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHEAST WIND 5 TO 10 MPH. GUSTS UP TO 25 MPH
IN THE EVENING.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH. GUSTS UP TO 25 MPH IN
THE EVENING.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......103-108.
* 7000 FEET.......88-93.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......10-14 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 SOUTH
IN THE AFTERNOON. GUSTS UP TO 35 MPH.
* UPPER SLOPES....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 30
MPH.
* 10000 FT MSL....SOUTH 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......12900 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
FRIDAY
PARTLY CLOUDY. LOWS IN THE 60S. HIGHS 98 TO 103. SOUTH
WIND AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 60S. HIGHS
97 TO 102. SOUTH WIND 10 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS 96 TO
101. SOUTH WIND 10 TO 15 MPH.
NVZ460-192330-
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
235 AM PDT WED AUG 19 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......98-102.
* 7000 FEET.......87-92.
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......10-12 PERCENT.
* 7000 FEET.......11-17 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 10 TO
15 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.......9500 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........VERY GOOD.
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......64-69.
* 7000 FEET.......61-66.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 4000 FEET.......30-35 PERCENT.
* 7000 FEET.......27-32 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND AROUND 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTH WIND AROUND 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......99-103.
* 7000 FEET.......88-93.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......10-11 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 10 TO
15 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH 10 TO
15 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.
* 10000 FT MSL....SOUTH 15 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......12000 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
FRIDAY
PARTLY CLOUDY. LOWS IN THE 60S. HIGHS 95 TO 100. SOUTH
WIND 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 60S. HIGHS IN
THE MID TO UPPER 90S. SOUTH WIND 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S TO MID 60S. HIGHS
IN THE MID TO UPPER 90S. SOUTH WIND 5 TO 10 MPH.
CAZ226-192330-
OWENS VALLEY/SOUTHERN INYO FOREST-
235 AM PDT WED AUG 19 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....101-106.
* 7000 FEET.......87-92.
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....8-11 PERCENT.
* 7000 FEET.......12-22 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH AROUND
10 MPH WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH 10 TO
15 MPH WITH GUSTS TO AROUND 30 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.......41-46.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* VALLEY FLOOR....25-30 PERCENT.
* 7000 FEET.......32-37 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 8 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND 25
MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTHWEST WINDS AROUND 10 MPH.
* 10000 FT MSL....SOUTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
THURSDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....101-106.
* 7000 FEET.......86-91.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....10-12 PERCENT.
* 7000 FEET.......11-20 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH 10 TO
15 MPH WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON.
* UPPER SLOPES....SOUTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTH WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS IN THE 60S. HIGHS 96 TO 101. SOUTH
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER TO MID 60S. HIGHS 96 TO 101. SOUTHWEST WINDS UP
TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS 95 TO
100. SOUTH WINDS 5 TO 10 MPH.
CAZ227-192330-
DEATH VALLEY NATIONAL PARK-
235 AM PDT WED AUG 19 2026
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....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 SOUTHEAST
AROUND 10 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....89-94.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....15-20 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 5 TO 10 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
THURSDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....116-121.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....7-10 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. GUSTS UP TO 25 MPH.
* 10000 FT MSL....SOUTH 10 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 80S TO LOWER 90S. HIGHS
116 TO 121. SOUTH WIND 5 TO 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 80S TO LOWER 90S. HIGHS
116 TO 121. SOUTH WIND 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 80S TO LOWER 90S. HIGHS
115 TO 120. SOUTH WIND 5 TO 10 MPH.
CAZ228-192330-
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-
235 AM PDT WED AUG 19 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....107-112.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....8-18 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. GUSTS UP TO 30 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....73-78.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....33-38 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 8 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.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....107-112.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....10-20 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 AROUND
10 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 70S TO LOWER 80S. HIGHS
103 TO 108. SOUTH WIND 5 TO 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 70S TO LOWER 80S. HIGHS
103 TO 107. SOUTHWEST WIND 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 70S TO LOWER 80S. HIGHS
103 TO 107. 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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