696
FNUS55 KVEF 310839
FWFVEF
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE LAS VEGAS NV
139 AM PDT MON AUG 31 2026
DISCUSSION
SHOWERS AND THUNDERSTORMS EXPECTED ACROSS
NORTHWESTERN ARIZONA AND SOUTHEASTERN NEVADA TODAY. THE BEST
CHANCES (40 TO 60 PERCENT) OF WETTING RAIN WILL BE ACROSS
NORTHERN MOHAVE COUNTY WHERE A FLASH FLOOD WATCH HAS BEEN ISSUED
FOR TODAY. ADDITIONALLY, EXPECT ERRATIC WINDS AND FREQUENT
LIGHTNING FROM THUNDERSTORMS ARE POSSIBLE. MOISTURE SCOURS OUT OF
THE REGION MID-WEEK WITH AFTERNOON SOUTHWESTERLY WIND GUSTS
BETWEEN 25 AND 35 MPH. BEGINNING TUESDAY,EXPECT MIN RH VALUES TO
FALL BACK INTO THE LOWER TEENS AGAIN WITH OVERNIGHT RECOVERIES IN
THE 20-35% 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-NVZ466-312315-
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
139 AM PDT MON AUG 31 2026 /139 AM MST MON AUG 31 2026/
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...10 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....101-106.
* 24 HR TREND.....ON AVERAGE DOWN 4 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....18-28 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 6 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....15 PERCENT.
* MIXING HEIGHT.......11800 FT AGL.
* TRANSPORT WINDS.....SOUTH 15 TO 25 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE OF THUNDER...10 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....73-78.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....48-53 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHEAST WIND 10 TO 15 MPH WITH GUSTS TO AROUND
30 MPH.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....100-105.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....10-16 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 10 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 10 TO 20 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTHWEST 30 TO 40 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......11400 FT AGL.
* TRANSPORT WINDS.....SOUTH 15 TO 25 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE 70S. HIGHS 99 TO 104.
SOUTH WIND 10 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE 70S. HIGHS 99 TO 104. SOUTH
WIND 10 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID TO UPPER 70S. HIGHS 99 TO 104. SOUTH WIND 10 TO
20 MPH.
AZZ102-312315-
NORTHWEST DESERTS/NORTHWEST PLATEAU-
139 AM MST MON AUG 31 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......94-99.
* 6000 FEET.......73-78.
* 24 HR TREND.....ON AVERAGE DOWN 4 DEGREES.
* MIN HUMIDITY:
* 3000 FEET.......26-36 PERCENT.
* 6000 FEET.......47-57 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 15 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 10 TO 15 MPH. GUSTS UP TO 35 MPH IN
THE AFTERNOON.
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25
MPH.
* 10000 FT MSL....SOUTH 15 TO 25 MPH.
* CWR (>= 0.10 IN)....60 PERCENT INCREASING TO 80 PERCENT IN THE
AFTERNOON.
* MIXING HEIGHT.......11100 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 20 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHANCE OF THUNDER...20 PERCENT.
* MIN TEMPERATURE:
* 3000 FEET.......64-69.
* 6000 FEET.......46-51.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MAX HUMIDITY:
* 3000 FEET.......63-68 PERCENT.
* 6000 FEET.......85-90 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHEAST WINDS 10 TO 15 MPH.
* UPPER SLOPES....SOUTHEAST WINDS 10 TO 15 MPH.
* 10000 FT MSL....SOUTHWEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....5 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......94-99.
* 6000 FEET.......75-80.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 3000 FEET.......13-23 PERCENT.
* 6000 FEET.......22-32 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 16 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 45
MPH.
* UPPER SLOPES....SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTHWEST 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10100 FT AGL.
* TRANSPORT WINDS.....SOUTH 20 TO 30 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS IN
THE MID 80S TO LOWER 90S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS IN
THE UPPER 80S TO LOWER 90S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE 60S. HIGHS IN THE MID 80S TO LOWER 90S. SOUTH WINDS 10 TO
15 MPH.
NVZ465-312315-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
139 AM PDT MON AUG 31 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...10 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......94-99.
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......16-26 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 8 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30
MPH.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....5 PERCENT.
* MIXING HEIGHT.......12900 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 20 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......65-70.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......43-48 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH IN
THE EVENING.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......94-99.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......6-14 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 11 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTH 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10100 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 TO 20 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
WEDNESDAY
CLEAR. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS IN
THE MID 80S TO LOWER 90S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
CLEAR. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS IN
THE UPPER 80S TO LOWER 90S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S TO MID 60S. HIGHS
IN THE UPPER 80S TO LOWER 90S. SOUTH WINDS 10 TO 15 MPH.
NVZ463-464-312315-
SHEEP RANGE-SPRING MOUNTAINS-
139 AM PDT MON AUG 31 2026
TODAY
* SKY/WEATHER.........SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS.
* CHANCE OF THUNDER...10 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......77-82.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MIN HUMIDITY:
* 7000 FEET.......19-29 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 9 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....SOUTH WINDS 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.......13500 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 20 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 7000 FEET.......45-50.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MAX HUMIDITY:
* 7000 FEET.......46-51 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND 25
MPH.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......75-80.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 7000 FEET.......9-15 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 12 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 40
MPH.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......11000 FT AGL.
* TRANSPORT WINDS.....SOUTH 15 TO 25 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE 70S.
SOUTH WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS
IN THE MID TO UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
NVZ461-312315-
LINCOLN COUNTY/ELY DISPATCH-
139 AM PDT MON AUG 31 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.
* CHANCE OF THUNDER...20 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......88-93.
* 7000 FEET.......75-80.
* 24 HR TREND.....ON AVERAGE DOWN 6 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......28-38 PERCENT.
* 7000 FEET.......31-41 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 17 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....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....35 PERCENT.
* MIXING HEIGHT.......13400 FT AGL.
* TRANSPORT WINDS.....SOUTH 15 TO 25 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......58-63.
* 7000 FEET.......50-55.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 4000 FEET.......67-72 PERCENT.
* 7000 FEET.......74-79 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 22 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHEAST WIND 5 TO 10 MPH.
* UPPER SLOPES....SOUTHEAST WIND 5 TO 10 MPH.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......90-95.
* 7000 FEET.......75-80.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......11-17 PERCENT.
* 7000 FEET.......13-23 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 16 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 40
MPH.
* 10000 FT MSL....SOUTH 30 TO 40 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9900 FT AGL.
* TRANSPORT WINDS.....SOUTH 20 TO 25 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO MID 50S.
HIGHS IN THE UPPER 80S TO MID 90S. SOUTH WIND 10 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO MID 50S. HIGHS
IN THE UPPER 80S TO MID 90S. SOUTH WIND 10 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 50S. HIGHS IN
THE LOWER TO MID 90S. SOUTH WIND 10 TO 20 MPH.
NVZ462-312315-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
139 AM PDT MON AUG 31 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......93-98.
* 7000 FEET.......76-81.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......9-15 PERCENT.
* 7000 FEET.......17-22 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
* UPPER SLOPES....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......11000 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.......60-65.
* 7000 FEET.......53-58.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......25-30 PERCENT.
* 7000 FEET.......37-42 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHEAST WIND 10 TO 15 MPH. GUSTS UP TO 30 MPH
IN THE EVENING.
* UPPER SLOPES....SOUTHEAST WIND 10 TO 15 MPH WITH GUSTS TO AROUND
30 MPH.
* 10000 FT MSL....SOUTH 25 TO 35 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......90-95.
* 7000 FEET.......72-77.
* 24 HR TREND.....ON AVERAGE DOWN 4 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......6-8 PERCENT.
* 7000 FEET.......9-11 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 6 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 10 TO 15 MPH INCREASING TO 15 TO 25
MPH IN THE AFTERNOON. GUSTS UP TO 50 MPH.
* UPPER SLOPES....SOUTH WIND 15 TO 20 MPH WITH GUSTS TO AROUND 40
MPH.
* 10000 FT MSL....SOUTH 30 TO 40 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......8300 FT AGL.
* TRANSPORT WINDS.....SOUTH 20 TO 30 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
WEDNESDAY
CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN
THE MID 80S TO LOWER 90S. SOUTH WIND 10 TO 15 MPH.
THURSDAY
CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS IN
THE UPPER 80S TO LOWER 90S. SOUTH WIND 10 TO 15 MPH.
FRIDAY
CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS IN THE
UPPER 80S TO MID 90S. SOUTH WIND 10 TO 20 MPH.
NVZ460-312315-
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
139 AM PDT MON AUG 31 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......88-92.
* 7000 FEET.......78-83.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......11-14 PERCENT.
* 7000 FEET.......15-23 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 SHIFTING TO THE SOUTH
IN THE AFTERNOON. GUSTS UP TO 35 MPH.
* UPPER SLOPES....SOUTHEAST WIND 5 TO 10 MPH SHIFTING TO THE SOUTH
IN THE AFTERNOON. GUSTS UP TO 35 MPH.
* 10000 FT MSL....SOUTH 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9800 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.......56-61.
* 7000 FEET.......49-54.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......27-32 PERCENT.
* 7000 FEET.......36-41 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHEAST WIND 10 TO 15 MPH WITH GUSTS TO AROUND
25 MPH.
* UPPER SLOPES....SOUTHEAST WIND 10 TO 15 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:
* 4000 FEET.......84-88.
* 7000 FEET.......75-80.
* 24 HR TREND.....ON AVERAGE DOWN 4 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......6-9 PERCENT.
* 7000 FEET.......9-15 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
* UPPER SLOPES....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTH 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......7900 FT AGL.
* TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S.
HIGHS IN THE LOWER TO MID 80S. SOUTH WIND 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S.
HIGHS IN THE 80S. SOUTH WIND 5 TO 10 MPH.
FRIDAY
CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS IN THE
MID TO UPPER 80S. SOUTH WIND 10 TO 15 MPH.
CAZ226-312315-
OWENS VALLEY/SOUTHERN INYO FOREST-
139 AM PDT MON AUG 31 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....90-95.
* 7000 FEET.......76-81.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....9-15 PERCENT.
* 7000 FEET.......18-28 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 BECOMING SOUTH 10 TO
15 MPH WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON.
* UPPER SLOPES....SOUTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20
MPH INCREASING TO 10 TO 15 MPH WITH GUSTS TO AROUND 30 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....54-59.
* 7000 FEET.......28-33.
* 24 HR TREND.....ON AVERAGE DOWN 4 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....31-36 PERCENT.
* 7000 FEET.......43-48 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN
THE EVENING.
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....86-91.
* 7000 FEET.......73-78.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....7-9 PERCENT.
* 7000 FEET.......10-20 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 5 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
* UPPER SLOPES....SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
WEDNESDAY
CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS IN
THE MID 80S TO LOWER 90S. SOUTH WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 50S. HIGHS IN
THE UPPER 80S TO LOWER 90S. SOUTH WINDS AROUND 10 MPH.
FRIDAY
CLEAR. LOWS IN THE LOWER TO MID 50S. HIGHS IN THE UPPER
80S TO LOWER 90S. SOUTH WINDS 10 TO 15 MPH.
CAZ227-312315-
DEATH VALLEY NATIONAL PARK-
139 AM PDT MON AUG 31 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....107-112.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....5-8 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....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.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....76-81.
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....15-20 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHEAST WIND 10 TO 15 MPH. GUSTS UP TO 40 MPH
AFTER MIDNIGHT.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....104-109.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....4-6 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 10 TO 20 MPH. GUSTS UP TO 55 MPH
DECREASING TO 35 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTHWEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
WEDNESDAY
CLEAR. LOWS IN THE LOWER TO MID 70S. HIGHS 103 TO
108. SOUTH WIND 10 TO 15 MPH.
THURSDAY
CLEAR. LOWS IN THE LOWER TO MID 70S. HIGHS 104 TO
109. SOUTH WIND AROUND 10 MPH.
FRIDAY
CLEAR. LOWS IN THE 70S. HIGHS 107 TO 112. SOUTH WIND
10 TO 15 MPH.
CAZ228-312315-
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-
139 AM PDT MON AUG 31 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....100-105.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....9-19 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTH WIND 5 TO 10 MPH INCREASING TO 10 TO 15
MPH IN THE AFTERNOON. GUSTS UP TO 40 MPH.
* 10000 FT MSL....SOUTH 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....60-65.
* 24 HR TREND.....ON AVERAGE DOWN 6 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....27-32 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 8 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHWEST WIND 10 TO 15 MPH WITH GUSTS TO AROUND
30 MPH.
* 10000 FT MSL....SOUTH 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TUESDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....98-103.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....7-13 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHWEST WIND 10 TO 15 MPH. GUSTS UP TO 55 MPH
DECREASING TO 40 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTHWEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
WEDNESDAY
CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS IN THE
90S. SOUTHWEST WIND 10 TO 15 MPH.
THURSDAY
CLEAR. LOWS IN THE UPPER 50S TO MID 60S. HIGHS IN THE
90S. SOUTHWEST WIND AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS IN
THE MID TO UPPER 90S. SOUTH WIND AROUND 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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page