767
FNUS55 KVEF 180829
FWFVEF
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE LAS VEGAS NV
1229 AM PST THU DEC 18 2025
DISCUSSION
BREEZES REMAIN LIGHT FOR THE NEXT SEVERAL DAYS, WITH PEAK
GUSTS 10-20 MPH IN MOST LOCATIONS. AFTERNOON RH VALUES GENERALLY 20-
35 PERCENT, RECOVERING TO AT LEAST 40-50 PERCENT IN THE VALLEYS AT
NIGHT. DAILY TEMPERATURE INVERSIONS WILL REMAIN PRESENT IN THE LOWER
VALLEYS, RESULTING IN POOR TO MARGINAL VENTILATION. OVER THE
WEEKEND, A SYSTEM BRINGS PRECIPITATION CHANCES TO WESTERN ESMERALDA
AND NORTHWESTERN INYO COUNTIES WHILE THE REST OF THE AREA STAYS DRY.
HOWEVER, SOUTHWESTERLY BREEZES MAY INCREASE SLIGHTLY ACROSS THE
MOJAVE DESERT DURING THIS TIME.
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-NVZ466-190015-
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
1229 AM PST THU DEC 18 2025 /129 AM MST THU DEC 18 2025/
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....74-79.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....17-27 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.
* 10000 FT MSL....NORTHWEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1800 FT AGL.
* TRANSPORT WINDS.....NORTH 5 TO 10 KNOTS.
* VENTILATION.........POOR.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....45-50.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* VALLEY FLOOR....46-51 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....WEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....74-79.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....18-28 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....WEST 35 TO 45 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1900 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........MARGINAL.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S.
HIGHS IN THE LOWER TO MID 70S. SOUTH WIND 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S. HIGHS
IN THE MID 70S TO LOWER 80S. SOUTH WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S. HIGHS
IN THE MID 70S TO LOWER 80S. SOUTH WIND 5 TO 10 MPH.
AZZ102-190015-
NORTHWEST DESERTS/NORTHWEST PLATEAU-
129 AM MST THU DEC 18 2025
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......73-78.
* 6000 FEET.......60-65.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 3000 FEET.......16-24 PERCENT.
* 6000 FEET.......19-25 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....NORTHWEST 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1800 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........POOR.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 3000 FEET.......43-48.
* 6000 FEET.......30-35.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 3000 FEET.......39-44 PERCENT.
* 6000 FEET.......46-51 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHEAST WINDS 5 TO 10 MPH.
* UPPER SLOPES....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING SOUTH UP
TO 10 MPH AFTER MIDNIGHT.
* 10000 FT MSL....WEST 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......72-77.
* 6000 FEET.......61-66.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 3000 FEET.......17-23 PERCENT.
* 6000 FEET.......18-26 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25
MPH.
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25
MPH.
* 10000 FT MSL....WEST 35 TO 45 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1900 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........FAIR.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 40S. HIGHS IN
THE MID TO UPPER 60S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE 40S. HIGHS IN THE MID 60S TO
LOWER 70S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE 40S. HIGHS IN THE UPPER 60S
TO LOWER 70S. SOUTH WINDS AROUND 10 MPH.
NVZ465-190015-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
1229 AM PST THU DEC 18 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......66-71.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......21-27 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. GUSTS UP TO 20 MPH.
* 10000 FT MSL....WEST 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1300 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........POOR.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......39-44.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 4000 FEET.......52-57 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....WEST 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......66-71.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......22-30 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....WEST 30 TO 40 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1400 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........POOR.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO LOWER 40S.
HIGHS IN THE LOWER TO MID 60S. LIGHT WIND.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S TO LOWER 40S.
HIGHS IN THE 60S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S TO LOWER 40S.
HIGHS IN THE 60S. SOUTH WINDS 5 TO 10 MPH.
NVZ463-464-190015-
SHEEP RANGE-SPRING MOUNTAINS-
1229 AM PST THU DEC 18 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......59-64.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 7000 FEET.......22-27 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....WEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1600 FT AGL.
* TRANSPORT WINDS.....WEST 10 KNOTS.
* VENTILATION.........FAIR.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 7000 FEET.......33-38.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 7000 FEET.......40-45 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....WEST 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......58-63.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MIN HUMIDITY:
* 7000 FEET.......17-26 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. GUSTS UP TO 25 MPH.
* 10000 FT MSL....WEST 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1300 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........MARGINAL.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 30S. HIGHS IN
THE 50S. LIGHT WIND.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE 30S. HIGHS IN THE 50S. SOUTH
WINDS 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE 30S. HIGHS IN THE 50S. SOUTH
WINDS AROUND 10 MPH.
NVZ461-190015-
LINCOLN COUNTY/ELY DISPATCH-
1229 AM PST THU DEC 18 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......65-70.
* 7000 FEET.......54-59.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......22-27 PERCENT.
* 7000 FEET.......26-34 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST UP
TO 10 MPH IN THE AFTERNOON. GUSTS UP TO 20 MPH.
* 10000 FT MSL....NORTHWEST 30 TO 40 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1900 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........POOR.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......37-42.
* 7000 FEET.......33-38.
* 24 HR TREND.....ON AVERAGE UP 7 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......49-54 PERCENT.
* 7000 FEET.......49-54 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 6 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH.
* 10000 FT MSL....WEST 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......62-67.
* 7000 FEET.......54-59.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......26-31 PERCENT.
* 7000 FEET.......26-34 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.
* UPPER SLOPES....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 30
MPH.
* 10000 FT MSL....WEST 30 TO 40 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1400 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........POOR.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 30S. HIGHS IN
THE 60S. LIGHT WIND.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE MID TO UPPER 30S. HIGHS IN
THE LOWER TO MID 60S. SOUTH WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S. HIGHS
IN THE 60S. SOUTH WIND AROUND 10 MPH.
NVZ462-190015-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
1229 AM PST THU DEC 18 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......67-72.
* 7000 FEET.......56-61.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......20-26 PERCENT.
* 7000 FEET.......24-30 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH. GUSTS UP TO 20 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....WEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1600 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........POOR.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......36-41.
* 7000 FEET.......37-42.
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......58-63 PERCENT.
* 7000 FEET.......48-53 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH.
* 10000 FT MSL....WEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......67-72.
* 7000 FEET.......53-58.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......22-28 PERCENT.
* 7000 FEET.......24-32 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....SOUTH WIND 5 TO 10 MPH.
* 10000 FT MSL....WEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1600 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........POOR.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE 30S. HIGHS IN THE LOWER TO
MID 60S. LIGHT WIND.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE MID TO UPPER 30S. HIGHS IN
THE 60S. SOUTH WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S. HIGHS
IN THE 60S. SOUTH WIND 10 TO 15 MPH.
NVZ460-190015-
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
1229 AM PST THU DEC 18 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......66-70.
* 7000 FEET.......56-61.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......22-25 PERCENT.
* 7000 FEET.......27-33 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. GUSTS UP TO 20 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....WEST 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......1600 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........POOR.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......36-41.
* 7000 FEET.......37-42.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......59-64 PERCENT.
* 7000 FEET.......41-46 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH.
* 10000 FT MSL....WEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......63-67.
* 7000 FEET.......55-60.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......24-28 PERCENT.
* 7000 FEET.......18-28 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 5 PERCENT.
* 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.
* UPPER SLOPES....SOUTH WIND 5 TO 10 MPH WITH GUSTS TO AROUND 40
MPH.
* 10000 FT MSL....WEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......LESS THAN 1000 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........POOR.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE 30S. HIGHS IN THE LOWER TO
MID 60S. LIGHT WIND.
SUNDAY
PARTLY CLOUDY. ISOLATED RAIN. LOWS IN THE 30S. HIGHS IN
THE UPPER 50S TO MID 60S. SOUTH WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. ISOLATED RAIN. LOWS IN THE 30S. HIGHS IN
THE UPPER 50S TO LOWER 60S. SOUTH WIND AROUND 10 MPH.
CAZ226-190015-
OWENS VALLEY/SOUTHERN INYO FOREST-
1229 AM PST THU DEC 18 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....66-71.
* 7000 FEET.......58-63.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....27-37 PERCENT.
* 7000 FEET.......24-34 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.
* UPPER SLOPES....WEST WINDS AROUND 10 MPH WITH GUSTS TO AROUND 30
MPH.
* 10000 FT MSL....WEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....38-43.
* 7000 FEET.......22-27.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* VALLEY FLOOR....47-52 PERCENT.
* 7000 FEET.......39-44 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 11 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....WEST WINDS AROUND 10 MPH.
* UPPER SLOPES....WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH
INCREASING TO 40 MPH AFTER MIDNIGHT.
* 10000 FT MSL....WEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....67-72.
* 7000 FEET.......56-61.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....16-26 PERCENT.
* 7000 FEET.......17-27 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 7 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH
INCREASING TO 35 MPH IN THE AFTERNOON.
* UPPER SLOPES....SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND
55 MPH.
* 10000 FT MSL....WEST 10 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.
HIGHS IN THE MID TO UPPER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. SCATTERED SNOW AND ISOLATED RAIN. LOWS
IN THE UPPER 30S TO LOWER 40S. HIGHS IN THE MID TO UPPER 60S.
SOUTHWEST WINDS AROUND 10 MPH.
MONDAY
MOSTLY CLOUDY. SCATTERED RAIN AND SNOW. LOWS IN THE MID
30S TO LOWER 40S. HIGHS IN THE LOWER TO MID 60S. SOUTHWEST WINDS
10 TO 15 MPH.
CAZ227-190015-
DEATH VALLEY NATIONAL PARK-
1229 AM PST THU DEC 18 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....67-72.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....29-38 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.
* 10000 FT MSL....WEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....49-54.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* VALLEY FLOOR....56-61 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....WEST 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....68-73.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....28-37 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....WEST 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO LOWER 50S.
HIGHS IN THE UPPER 60S TO LOWER 70S. LIGHT WIND.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO MID 50S. HIGHS
IN THE MID TO UPPER 70S. SOUTH WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. ISOLATED RAIN. LOWS IN THE LOWER TO MID
50S. HIGHS IN THE 70S. SOUTH WIND AROUND 10 MPH.
CAZ228-190015-
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-
1229 AM PST THU DEC 18 2025
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....71-76.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....23-33 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.
* 10000 FT MSL....WEST 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....43-48.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* VALLEY FLOOR....53-58 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....WEST 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....72-77.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....19-29 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHWEST
AROUND 10 MPH WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON.
* 10000 FT MSL....WEST 35 TO 45 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S.
HIGHS IN THE LOWER TO MID 70S. SOUTHWEST WIND 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO LOWER 50S.
HIGHS IN THE LOWER TO MID 70S. SOUTH WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S. HIGHS
IN THE UPPER 60S TO MID 70S. 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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