262
FNUS55 KVEF 180946
FWFVEF
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE LAS VEGAS NV
246 AM PDT FRI SEP 18 2026
DISCUSSION
ISOLATED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE
IN THE PANHANDLE OF LINCOLN COUNTY TODAY. OTHERWISE, DRY
CONDITIONS ARE EXPECTED ACROSS THE REGION THROUGH THE WEEKEND,
WITH AFTERNOON RHS BOTTOMING OUT IN THE 10 TO 25 PERCENT RANGE
EACH DAY. SOUTHERLY TO SOUTHWESTERLY BREEZES WILL PICK UP EACH
AFTERNOON WITH WIND GUSTS IN THE 15 TO 25 MPH RANGE. A LOW
PRESSURE SYSTEM WILL BRING INCREASED CHANCES FOR PRECIPITATION
EARLY NEXT WEEK.
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-NVZ466-182315-
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
246 AM PDT FRI SEP 18 2026 /246 AM MST FRI SEP 18 2026/
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....97-102.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....12-20 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 15 PERCENT.
* 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 30 MPH.
* 10000 FT MSL....SOUTHWEST 20 TO 30 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9700 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....69-74.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....24-29 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 25 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....97-102.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....7-12 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 6 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH. GUSTS UP TO 20 MPH.
* 10000 FT MSL....SOUTHWEST AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9800 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........GOOD.
EXTENDED
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 70S. HIGHS 99 TO
104. LIGHT WIND.
MONDAY
PARTLY CLOUDY. LOWS IN THE 70S. HIGHS 97 TO 102. SOUTH
WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE LOWER TO MID 70S. HIGHS 96 TO 101. LIGHT WIND.
AZZ102-182315-
NORTHWEST DESERTS/NORTHWEST PLATEAU-
246 AM MST FRI SEP 18 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......93-98.
* 6000 FEET.......76-81.
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.
* MIN HUMIDITY:
* 3000 FEET.......16-24 PERCENT.
* 6000 FEET.......25-33 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 12 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH
INCREASING TO 35 MPH IN THE AFTERNOON.
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30
MPH.
* 10000 FT MSL....SOUTHWEST 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......8600 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 3000 FEET.......62-67.
* 6000 FEET.......49-54.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 3000 FEET.......34-39 PERCENT.
* 6000 FEET.......50-55 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 28 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 IN THE EVENING
BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 3000 FEET.......93-98.
* 6000 FEET.......75-80.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 3000 FEET.......8-12 PERCENT.
* 6000 FEET.......13-17 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 10 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING WEST UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING 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.......9500 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........VERY GOOD.
EXTENDED
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS
IN THE MID 80S TO LOWER 90S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 60S. HIGHS IN
THE MID TO UPPER 80S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S TO MID 60S. HIGHS IN THE MID TO UPPER 80S.
SOUTH WINDS 5 TO 10 MPH.
NVZ465-182315-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
246 AM PDT FRI SEP 18 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......93-98.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......7-17 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 17 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WINDS 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.......9000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......59-64.
* 24 HR TREND.....ON AVERAGE DOWN 4 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......21-26 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 26 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....WEST WINDS 5 TO 10 MPH.
* 10000 FT MSL....WEST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......91-96.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......7-12 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....NORTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 30
MPH IN THE MORNING BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....LIGHT AND VARIABLE.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9700 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........FAIR.
EXTENDED
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS
IN THE MID 80S TO LOWER 90S. EAST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE LOWER TO MID 60S. HIGHS IN THE MID TO UPPER 80S. SOUTHEAST
WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 50S TO LOWER 60S. HIGHS IN THE 80S. LIGHT WIND.
NVZ463-464-182315-
SHEEP RANGE-SPRING MOUNTAINS-
246 AM PDT FRI SEP 18 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......75-80.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 7000 FEET.......10-16 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 25 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....SOUTHWEST WINDS 10 MPH WITH GUSTS TO AROUND 25
MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10900 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 7000 FEET.......43-48.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MAX HUMIDITY:
* 7000 FEET.......25-30 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 40 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....WEST WINDS 10 MPH.
* 10000 FT MSL....LIGHT AND VARIABLE.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 7000 FEET.......74-79.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 7000 FEET.......9-15 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH. GUSTS UP TO 25 MPH.
* 10000 FT MSL....LIGHT AND VARIABLE.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9500 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........VERY GOOD.
EXTENDED
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS
IN THE 70S. SOUTHEAST WINDS 10 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 40S TO LOWER 50S. HIGHS IN THE LOWER TO MID 70S.
SOUTHEAST WINDS 10 MPH.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE UPPER 60S TO MID
70S. LIGHT WIND.
NVZ461-182315-
LINCOLN COUNTY/ELY DISPATCH-
246 AM PDT FRI SEP 18 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
THUNDERSTORMS.
* CHANCE OF THUNDER...10 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......89-94.
* 7000 FEET.......72-77.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......14-24 PERCENT.
* 7000 FEET.......15-25 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 17 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 25
MPH.
* UPPER SLOPES....SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
* 10000 FT MSL....SOUTHWEST 15 TO 25 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......10400 FT AGL.
* TRANSPORT WINDS.....SOUTH 10 TO 15 KNOTS.
* VENTILATION.........EXCELLENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......52-57.
* 7000 FEET.......42-47.
* 24 HR TREND.....ON AVERAGE DOWN 8 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......34-39 PERCENT.
* 7000 FEET.......50-55 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 28 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING NORTH UP
TO 10 MPH AFTER MIDNIGHT.
* UPPER SLOPES....SOUTHWEST WIND 5 TO 10 MPH SHIFTING TO THE NORTH
AROUND 10 MPH AFTER MIDNIGHT.
* 10000 FT MSL....WEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......88-93.
* 7000 FEET.......72-77.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* 4000 FEET.......8-14 PERCENT.
* 7000 FEET.......11-17 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 6 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....NORTH WIND AROUND 10 MPH IN THE MORNING BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH. GUSTS UP TO 30 MPH.
* UPPER SLOPES....NORTH WIND 5 TO 10 MPH WITH GUSTS TO AROUND 30
MPH SHIFTING TO THE WEST WITH GUSTS TO AROUND 20 MPH IN THE
AFTERNOON.
* 10000 FT MSL....WEST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......8800 FT AGL.
* TRANSPORT WINDS.....NORTHWEST AROUND 10 KNOTS.
* VENTILATION.........GOOD.
EXTENDED
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 40S. HIGHS IN
THE UPPER 80S TO LOWER 90S. SOUTHEAST WIND 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S TO LOWER 50S.
HIGHS IN THE UPPER 80S TO LOWER 90S. SOUTHEAST WIND 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE MID 80S TO LOWER
90S. LIGHT WIND.
NVZ462-182315-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
246 AM PDT FRI SEP 18 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......86-91.
* 7000 FEET.......70-75.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......8-11 PERCENT.
* 7000 FEET.......12-15 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 9 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....SOUTHWEST WIND 5 TO 10 MPH WITH GUSTS TO AROUND
30 MPH.
* UPPER SLOPES....SOUTHWEST WIND 5 TO 10 MPH.
* 10000 FT MSL....SOUTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......7300 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS.
* VENTILATION.........VERY GOOD.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......53-58.
* 7000 FEET.......44-49.
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.
* MAX HUMIDITY:
* 4000 FEET.......21-26 PERCENT.
* 7000 FEET.......32-37 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 23 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....WEST WIND 5 TO 10 MPH SHIFTING TO THE NORTH
AFTER MIDNIGHT. GUSTS UP TO 30 MPH.
* UPPER SLOPES....NORTHWEST WIND 10 TO 15 MPH.
* 10000 FT MSL....NORTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......89-94.
* 7000 FEET.......71-76.
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......6-9 PERCENT.
* 7000 FEET.......11-14 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....NORTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH IN THE MORNING BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH.
* UPPER SLOPES....NORTH WIND AROUND 10 MPH WITH GUSTS TO AROUND 35
MPH IN THE MORNING BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....LIGHT AND VARIABLE.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......9600 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........FAIR.
EXTENDED
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS
IN THE UPPER 80S TO LOWER 90S. SOUTHEAST WIND 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 40S TO MID 50S. HIGHS IN THE MID TO UPPER 80S.
SOUTHEAST WIND 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE MID TO UPPER 80S.
LIGHT WIND.
NVZ460-182315-
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
246 AM PDT FRI SEP 18 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......82-85.
* 7000 FEET.......70-75.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......10-12 PERCENT.
* 7000 FEET.......11-19 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....NORTHWEST WIND 5 TO 10 MPH WITH GUSTS TO AROUND
25 MPH.
* UPPER SLOPES....NORTHWEST WIND 5 TO 10 MPH WITH GUSTS TO AROUND
25 MPH.
* 10000 FT MSL....WEST AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......8900 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........FAIR.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* 4000 FEET.......50-55.
* 7000 FEET.......41-46.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* 4000 FEET.......25-30 PERCENT.
* 7000 FEET.......38-43 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 8 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....NORTHWEST WIND AROUND 10 MPH WITH GUSTS TO AROUND
25 MPH.
* UPPER SLOPES....NORTHWEST WIND AROUND 10 MPH.
* 10000 FT MSL....NORTHWEST 10 TO 15 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* 4000 FEET.......84-88.
* 7000 FEET.......71-76.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MIN HUMIDITY:
* 4000 FEET.......8-10 PERCENT.
* 7000 FEET.......11-17 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....NORTH WIND 5 TO 10 MPH WITH GUSTS TO AROUND 40
MPH IN THE MORNING BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH.
* UPPER SLOPES....NORTH WIND 5 TO 10 MPH WITH GUSTS TO AROUND 30
MPH IN THE MORNING BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....NORTHWEST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
* MIXING HEIGHT.......8500 FT AGL.
* TRANSPORT WINDS.....LIGHT WINDS.
* VENTILATION.........FAIR.
EXTENDED
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S. HIGHS
IN THE MID TO UPPER 80S. SOUTHEAST WIND 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO MID 50S. HIGHS
IN THE 80S. SOUTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S.
HIGHS IN THE 80S. LIGHT WIND.
CAZ226-182315-
OWENS VALLEY/SOUTHERN INYO FOREST-
246 AM PDT FRI SEP 18 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....81-86.
* 7000 FEET.......70-75.
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....9-12 PERCENT.
* 7000 FEET.......9-18 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....NORTH WINDS 5 TO 10 MPH IN THE MORNING BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH. GUSTS UP TO 25 MPH.
* UPPER SLOPES....WEST WINDS 5 TO 10 MPH SHIFTING TO THE SOUTHEAST
AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.
* 10000 FT MSL....LIGHT AND VARIABLE.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....49-54.
* 7000 FEET.......29-34.
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.
* MAX HUMIDITY:
* VALLEY FLOOR....32-37 PERCENT.
* 7000 FEET.......36-41 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 4 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING NORTH UP
TO 10 MPH AFTER MIDNIGHT.
* UPPER SLOPES....NORTH WINDS 5 TO 10 MPH.
* 10000 FT MSL....NORTHEAST 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....86-91.
* 7000 FEET.......72-77.
* 24 HR TREND.....ON AVERAGE UP 5 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....8-13 PERCENT.
* 7000 FEET.......11-21 PERCENT.
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* SLOPE/VALLEY....NORTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 30
MPH SHIFTING TO THE SOUTHEAST WITH GUSTS TO AROUND 20 MPH IN
THE AFTERNOON.
* UPPER SLOPES....NORTH WINDS 5 TO 10 MPH SHIFTING TO THE EAST
AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.
* 10000 FT MSL....LIGHT AND VARIABLE.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO LOWER 50S.
HIGHS IN THE MID TO UPPER 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 50S. HIGHS IN
THE 80S. EAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO MID 50S. HIGHS
IN THE MID 80S TO LOWER 90S. NORTHEAST WINDS 5 TO 10 MPH.
CAZ227-182315-
DEATH VALLEY NATIONAL PARK-
246 AM PDT FRI SEP 18 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....97-102.
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....5-10 PERCENT.
* 24 HR TREND.....LITTLE CHANGE.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH. GUSTS UP TO 25 MPH
IN THE MORNING.
* 10000 FT MSL....SOUTHWEST AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....74-79.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* VALLEY FLOOR....13-18 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 7 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING
NORTHWEST AROUND 10 MPH AFTER MIDNIGHT.
* 10000 FT MSL....NORTH AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....101-106.
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.
* MIN HUMIDITY:
* VALLEY FLOOR....4-7 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....NORTHWEST WIND AROUND 10 MPH WITH GUSTS TO AROUND
30 MPH IN THE MORNING BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH.
* 10000 FT MSL....LIGHT AND VARIABLE.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 70S. HIGHS
103 TO 108. SOUTHEAST WIND 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 70S TO LOWER 80S. HIGHS
102 TO 107. SOUTHEAST WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 70S. HIGHS
103 TO 108. NORTHEAST WIND 5 TO 10 MPH.
CAZ228-182315-
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-
246 AM PDT FRI SEP 18 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....92-97.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....7-16 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 11 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....SOUTHWEST WIND 5 TO 10 MPH. GUSTS UP TO 35 MPH
DECREASING TO 25 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTHWEST 15 TO 20 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF THUNDER...0 PERCENT.
* MIN TEMPERATURE:
* VALLEY FLOOR....56-61.
* 24 HR TREND.....LITTLE CHANGE.
* MAX HUMIDITY:
* VALLEY FLOOR....28-33 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 18 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....WEST WIND 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH. GUSTS UP TO 20 MPH.
* 10000 FT MSL....WEST AROUND 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
SATURDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF THUNDER...0 PERCENT.
* MAX TEMPERATURE:
* VALLEY FLOOR....93-98.
* 24 HR TREND.....LITTLE CHANGE.
* MIN HUMIDITY:
* VALLEY FLOOR....7-12 PERCENT.
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH. GUSTS UP TO 35 MPH
DECREASING TO 25 MPH IN THE AFTERNOON.
* 10000 FT MSL....SOUTH 5 TO 10 MPH.
* CWR (>= 0.10 IN)....0 PERCENT.
EXTENDED
SUNDAY
PARTLY CLOUDY. LOWS IN THE 60S. HIGHS IN THE LOWER TO
MID 90S. LIGHT WIND.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 60S TO LOWER 70S. HIGHS
IN THE LOWER TO MID 90S. SOUTH WIND 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE 60S. HIGHS IN THE LOWER TO
MID 90S. NORTHEAST 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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