559
FNUS55 KVEF 040832
FWFVEF
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE LAS VEGAS NV
132 AM PDT MON MAY 4 2026
DISCUSSION
MODEST MOISTURE WILL CONTINUE TO INCREASE THROUGH
TUESDAY BEFORE MOISTURE SCOURS OUT OF THE REGION ONCE AGAIN, WITH
WIDESPREAD SINGLE-DIGIT RELATIVE HUMIDITIES BY THURSDAY. EXPECT
SCATTERED SHOWER AND ISOLATED THUNDERSTORM ACTIVITY TODAY ACROSS
THE SOUTHWESTERN GREAT BASIN, WITH CHANCES SPREADING EASTWARD
ACROSS THE SOUTHERN GREAT BASIN ON TUESDAY.
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-NVZ466-042315-
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
132 AM PDT MON MAY 4 2026 /132 AM MST MON MAY 4 2026/
TODAY
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....81-86.
* 24 HR TREND.....ON AVERAGE DOWN 13 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....9-17 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 10 TO 20 MPH WITH GUSTS TO AROUND 40
MPH.
* 10000 FT MSL....SOUTHWEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......8100 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....50-55.
* 24 HR TREND.....ON AVERAGE DOWN 9 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....45-50 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 11 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 10 TO 20 MPH.
* 10000 FT MSL....SOUTH 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....76-81.
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....13-22 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHWEST WIND 5 TO 10 MPH WITH GUSTS TO AROUND
25 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......11600 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE 50S. HIGHS IN THE UPPER
80S TO LOWER 90S. WEST WIND 5 TO 10 MPH.
THURSDAY
CLEAR. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS
97 TO 102. NORTH WIND 5 TO 10 MPH.
FRIDAY
CLEAR. LOWS IN THE 60S. HIGHS 102 TO 107. LIGHT WIND.
AZZ102-042315-
NORTHWEST DESERTS/NORTHWEST PLATEAU-
132 AM MST MON MAY 4 2026
TODAY
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......76-81.
* 6000 FEET.......63-68.
* 24 HR TREND.....ON AVERAGE DOWN 12 DEGREES.
* MIN HUMIDITY:
* 3000 FEET.......12-17 PERCENT.
* 6000 FEET.......15-20 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 40
MPH.
* UPPER SLOPES....SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 40
MPH.
* 10000 FT MSL....SOUTHWEST 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......6100 FT AGL.
* TRANSPORT WINDS.....SOUTH 15 TO 25 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 3000 FEET.......44-49.
* 6000 FEET.......30-35.
* 24 HR TREND.....ON AVERAGE DOWN 10 DEGREES.
* MAX HUMIDITY:
* 3000 FEET.......49-54 PERCENT.
* 6000 FEET.......61-66 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 15 TO 20 MPH DECREASING TO AROUND 10
MPH AFTER MIDNIGHT.
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH.
* 10000 FT MSL....SOUTHWEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......71-76.
* 6000 FEET.......57-62.
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.
* MIN HUMIDITY:
* 3000 FEET.......17-23 PERCENT.
* 6000 FEET.......23-31 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 6 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WINDS 10 TO 15 MPH.
* UPPER SLOPES....SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND
25 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10300 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE MID TO
UPPER 70S. WEST WINDS 5 TO 10 MPH.
THURSDAY
CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE
80S. NORTHWEST WINDS 5 TO 10 MPH.
FRIDAY
CLEAR. LOWS IN THE 50S. HIGHS IN THE UPPER 80S TO LOWER
90S. WEST WINDS 5 TO 10 MPH.
NVZ465-042315-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
132 AM PDT MON MAY 4 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......77-82.
* 24 HR TREND.....ON AVERAGE DOWN 11 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......10-18 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTH 15 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......7300 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......42-47.
* 24 HR TREND.....ON AVERAGE DOWN 6 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......51-56 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 9 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WINDS 10 TO 15 MPH DECREASING TO AROUND
10 MPH AFTER MIDNIGHT.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......72-77.
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......15-25 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 6 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WINDS 5 TO 10 MPH.
* 10000 FT MSL....WEST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10200 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........GOOD.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 40S. HIGHS IN
THE MID 70S TO LOWER 80S. NORTH WINDS 5 TO 10 MPH.
THURSDAY
CLEAR. LOWS IN THE LOWER TO MID 50S. HIGHS IN THE MID
TO UPPER 80S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
CLEAR. LOWS IN THE MID 50S TO LOWER 60S. HIGHS IN THE
UPPER 80S TO LOWER 90S. LIGHT WIND.
NVZ463-464-042315-
SHEEP RANGE-SPRING MOUNTAINS-
132 AM PDT MON MAY 4 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......59-64.
* 24 HR TREND.....ON AVERAGE DOWN 10 DEGREES.
* MIN HUMIDITY:
* 7000 FEET.......17-27 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10700 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 7000 FEET.......26-31.
* 24 HR TREND.....ON AVERAGE DOWN 6 DEGREES.
* MAX HUMIDITY:
* 7000 FEET.......67-72 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 16 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND
30 MPH DECREASING TO 10 MPH AFTER MIDNIGHT.
* 10000 FT MSL....SOUTH 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......55-60.
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.
* MIN HUMIDITY:
* 7000 FEET.......32-42 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 13 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....LIGHT AND VARIABLE.
* CWR (>= 0.10 IN)....5 PERCENT.
* MIXING HEIGHT.......10700 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........VERY GOOD.
EXTENDED
WEDNESDAY
WARMER. MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S.
HIGHS IN THE 60S. NORTHWEST WINDS 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO MID 40S. HIGHS
IN THE LOWER TO MID 70S. NORTHWEST WINDS 10 MPH.
FRIDAY
CLEAR. LOWS IN THE MID TO UPPER 40S. HIGHS IN THE MID
TO UPPER 70S. WEST WINDS 10 MPH.
NVZ461-042315-
LINCOLN COUNTY/ELY DISPATCH-
132 AM PDT MON MAY 4 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......74-79.
* 7000 FEET.......62-67.
* 24 HR TREND.....ON AVERAGE DOWN 9 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......11-15 PERCENT.
* 7000 FEET.......13-19 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 10 TO 20 MPH WITH GUSTS TO AROUND 35
MPH.
* UPPER SLOPES....SOUTH WIND 10 TO 20 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......7700 FT AGL.
* TRANSPORT WINDS.....SOUTH 15 TO 20 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......40-45.
* 7000 FEET.......34-39.
* 24 HR TREND.....ON AVERAGE DOWN 6 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......46-51 PERCENT.
* 7000 FEET.......52-57 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 12 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 30
MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....SOUTH WIND 10 TO 15 MPH DECREASING TO AROUND 10
MPH AFTER MIDNIGHT.
* 10000 FT MSL....SOUTH 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......70-75.
* 7000 FEET.......60-65.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......17-20 PERCENT.
* 7000 FEET.......18-26 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 5 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....SOUTHWEST WIND AROUND 10 MPH.
* 10000 FT MSL....WEST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9400 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........VERY GOOD.
EXTENDED
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS. LOWS IN THE UPPER
30S TO LOWER 40S. HIGHS IN THE UPPER 70S TO MID 80S. NORTH WIND
5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN
THE MID 80S TO LOWER 90S. WEST WIND 5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS
IN THE LOWER TO MID 90S. WEST WIND 5 TO 10 MPH.
NVZ462-042315-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
132 AM PDT MON MAY 4 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......73-78.
* 7000 FEET.......57-62.
* 24 HR TREND.....ON AVERAGE DOWN 13 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......14-19 PERCENT.
* 7000 FEET.......17-27 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 6 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 10 TO 20 MPH WITH GUSTS TO AROUND 40
MPH.
* UPPER SLOPES....SOUTH WIND 10 TO 20 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTH 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......7200 FT AGL.
* TRANSPORT WINDS.....SOUTH 15 TO 20 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......39-44.
* 7000 FEET.......30-35.
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......70-75 PERCENT.
* 7000 FEET.......71-76 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 8 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 10 TO 15 MPH SHIFTING TO THE SOUTHEAST
AFTER MIDNIGHT.
* UPPER SLOPES....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 30
MPH DECREASING TO AROUND 10 MPH AFTER MIDNIGHT.
* 10000 FT MSL....SOUTH 15 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......70-75.
* 7000 FEET.......57-62.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......19-25 PERCENT.
* 7000 FEET.......23-33 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.
* 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 WEST AROUND
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....NORTHEAST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......8300 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........GOOD.
EXTENDED
WEDNESDAY
WARMER. PARTLY CLOUDY. LOWS IN THE UPPER 30S TO
LOWER 40S. HIGHS IN THE UPPER 70S TO LOWER 80S. NORTH WIND UP TO
10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE MID TO
UPPER 80S. WEST WIND 5 TO 10 MPH.
FRIDAY
CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE
UPPER 80S TO LOWER 90S. WEST WIND 5 TO 10 MPH.
NVZ460-042315-
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
132 AM PDT MON MAY 4 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......68-72.
* 7000 FEET.......58-63.
* 24 HR TREND.....ON AVERAGE DOWN 9 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......16-20 PERCENT.
* 7000 FEET.......24-34 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 9 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 30
MPH.
* UPPER SLOPES....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 30
MPH.
* 10000 FT MSL....SOUTHEAST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....5 PERCENT INCREASING TO 15 PERCENT IN THE
AFTERNOON.
* MIXING HEIGHT.......9100 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
ISOLATED THUNDERSTORMS IN THE EVENING. SCATTERED SHOWERS THROUGH
THE NIGHT.
* CHANCE OF THUNDER...20 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......34-39.
* 7000 FEET.......33-38.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......78-83 PERCENT.
* 7000 FEET.......73-78 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WIND AROUND 10 MPH WITH GUSTS TO AROUND
25 MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5
MPH.
* UPPER SLOPES....SOUTHWEST WIND 10 TO 15 MPH WITH GUSTS TO AROUND
25 MPH SHIFTING TO THE NORTHWEST AFTER MIDNIGHT.
* 10000 FT MSL....SOUTHEAST AROUND 10 MPH.
* CWR (>= 0.10 IN)....15 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......68-72.
* 7000 FEET.......57-62.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......21-23 PERCENT.
* 7000 FEET.......26-36 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 WEST AROUND
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING NORTHWEST
AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.
* 10000 FT MSL....NORTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....5 PERCENT.
* MIXING HEIGHT.......10600 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........GOOD.
EXTENDED
WEDNESDAY
WARMER. PARTLY CLOUDY. SCATTERED SHOWERS. LOWS IN
THE LOWER TO MID 40S. HIGHS IN THE UPPER 70S TO MID 80S. NORTH
WIND 10 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 40S. HIGHS IN
THE MID TO UPPER 80S. NORTHWEST WIND 5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO MID 50S. HIGHS
IN THE UPPER 80S TO LOWER 90S. NORTHWEST WIND 5 TO 10 MPH.
CAZ226-042315-
OWENS VALLEY/SOUTHERN INYO FOREST-
132 AM PDT MON MAY 4 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. SCATTERED SHOWERS, SNOW SHOWERS
AND ISOLATED THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....68-73.
* 7000 FEET.......54-59.
* 24 HR TREND.....ON AVERAGE DOWN 11 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....20-27 PERCENT.
* 7000 FEET.......39-49 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 12 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND
35 MPH.
* UPPER SLOPES....SOUTHEAST WINDS AROUND 10 MPH SHIFTING TO THE
SOUTH IN THE AFTERNOON. GUSTS UP TO 35 MPH.
* 10000 FT MSL....SOUTH 5 TO 10 MPH.
* CWR (>= 0.10 IN)....10 PERCENT INCREASING TO 25 PERCENT IN THE
AFTERNOON.
TONIGHT
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SCATTERED SHOWERS AND SNOW SHOWERS.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....39-44.
* 7000 FEET.......17-22.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....71-76 PERCENT.
* 7000 FEET.......78-83 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 7 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....WEST WINDS AROUND 10 MPH WITH GUSTS TO AROUND 25
MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* UPPER SLOPES....WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25
MPH SHIFTING TO THE NORTHWEST AFTER MIDNIGHT.
* 10000 FT MSL....NORTHWEST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....25 PERCENT DECREASING TO 15 PERCENT AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
SNOW SHOWERS LIKELY WITH POSSIBLE SHOWERS AND THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....66-71.
* 7000 FEET.......53-58.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....20-29 PERCENT.
* 7000 FEET.......39-49 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING NORTH AROUND
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* UPPER SLOPES....NORTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 30
MPH.
* 10000 FT MSL....NORTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....15 PERCENT.
EXTENDED
WEDNESDAY
WARMER. MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE
UPPER 70S TO LOWER 80S. NORTH WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S.
HIGHS IN THE MID TO UPPER 80S. WEST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 50S. HIGHS IN
THE MID 80S TO LOWER 90S. WEST WINDS 5 TO 10 MPH.
CAZ227-042315-
DEATH VALLEY NATIONAL PARK-
132 AM PDT MON MAY 4 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....85-90.
* 24 HR TREND.....ON AVERAGE DOWN 11 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....11-16 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 10 TO 20 MPH. GUSTS UP TO 30 MPH
INCREASING TO 40 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTH 10 TO 15 MPH.
* CWR (>= 0.10 IN)....10 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SHOWERS AFTER
MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....57-62.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....43-48 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 15 TO 20 MPH WITH GUSTS TO AROUND 35
MPH BECOMING SOUTHEAST 5 TO 10 MPH WITH GUSTS TO AROUND 20
MPH AFTER MIDNIGHT.
* 10000 FT MSL....SOUTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....10 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY. SCATTERED SHOWERS.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....83-88.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....13-18 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....NORTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....5 PERCENT.
EXTENDED
WEDNESDAY
WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 50S TO MID
60S. HIGHS IN THE MID TO UPPER 90S. NORTH WIND 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 60S TO LOWER 70S. HIGHS
104 TO 109. SOUTH WIND 5 TO 10 MPH.
FRIDAY
CLEAR. LOWS IN THE UPPER 60S TO MID 70S. HIGHS 106 TO
111. SOUTH WIND 5 TO 10 MPH.
CAZ228-042315-
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-
132 AM PDT MON MAY 4 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY BLOWING DUST.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....76-81.
* 24 HR TREND.....ON AVERAGE DOWN 14 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....15-25 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 7 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHWEST WIND 10 TO 20 MPH WITH GUSTS TO AROUND
50 MPH.
* 10000 FT MSL....SOUTHWEST 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY BLOWING DUST IN THE
EVENING.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....43-48.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....63-68 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 10 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHWEST WIND 15 TO 25 MPH WITH GUSTS TO AROUND
40 MPH BECOMING WEST AROUND 10 MPH WITH GUSTS TO AROUND 30
MPH AFTER MIDNIGHT.
* 10000 FT MSL....SOUTH 10 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....73-78.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....20-30 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....WEST WIND AROUND 10 MPH WITH GUSTS TO AROUND 40
MPH.
* 10000 FT MSL....WEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
WEDNESDAY
WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 40S TO LOWER
50S. HIGHS IN THE 80S. NORTHWEST WIND 5 TO 10 MPH.
THURSDAY
CLEAR. LOWS IN THE MID 50S TO LOWER 60S. HIGHS IN THE
LOWER TO MID 90S. NORTHWEST WIND 5 TO 10 MPH.
FRIDAY
CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS IN THE MID
TO UPPER 90S. WEST 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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