Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Las Vegas, NV
Issued by NWS Las Vegas, NV
901
FNUS55 KVEF 180857
FWFVEF
Fire Weather Planning Forecast for Southern Nevada
Northwest Arizona and Southeast California
National Weather Service Las Vegas NV
157 AM PDT Mon Aug 18 2025
.DISCUSSION...Increased humidity will overspread the region
Tuesday and Wednesday, bringing at least slight improvement to
historically dry fuels, but also aiding in development of
thunderstorms which could ignite new fires. The moisture is
forecast to remain in place at least through the upcoming weekend
and possibly beyond. Precipitation chances and overspread the
region from east to west the second ghalf of the week.
Temperatures will also warm through the week, climb above normal
by Tuesday and peaking on Friday.
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-
157 AM PDT Mon Aug 18 2025 /157 AM MST Mon Aug 18 2025/
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....106-111.
* 24 hr trend.....On average up 4 degrees.
* Min humidity:
* Valley floor....5-11 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 becoming south up to
10 mph in the afternoon. Gusts up to 25 mph.
* 10000 ft msl....South 15 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......10300 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....77-82.
* 24 hr trend.....On average up 4 degrees.
* Max humidity:
* Valley floor....17-22 percent.
* 24 hr trend.....On average down 3 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....South wind 5 to 10 mph in the evening becoming
downslope/downvalley 2 to 5 mph.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....108-113.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* Valley floor....8-16 percent.
* 24 hr trend.....On average up 4 percent.
* 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....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......10600 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Very good.
.EXTENDED...
.WEDNESDAY...Mostly clear. Lows in the lower to mid 80s. Highs
112 to 117. South wind 5 to 10 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows in the mid to upper 80s. Highs 114 to 119. South wind up to
10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the mid 80s to lower 90s. Highs 114 to
119. Southwest wind 5 to 10 mph.
$$
AZZ102-182315-
Northwest Deserts/Northwest Plateau-
157 AM MST Mon Aug 18 2025
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 3000 feet.......100-105.
* 6000 feet.......85-90.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 3000 feet.......7-11 percent.
* 6000 feet.......8-12 percent.
* 24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southeast winds 5 to 10 mph shifting to the
southwest around 10 mph in the afternoon. Gusts up to 25 mph.
* Upper slopes....South winds 5 to 10 mph shifting to the
southwest in the afternoon. Gusts up to 25 mph.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......10000 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Very good.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 3000 feet.......71-76.
* 6000 feet.......53-58.
* 24 hr trend.....On average up 4 degrees.
* Max humidity:
* 3000 feet.......18-23 percent.
* 6000 feet.......21-26 percent.
* 24 hr trend.....On average down 5 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southwest winds 5 to 10 mph shifting to the
southeast after midnight.
* Upper slopes....West winds 5 to 10 mph in the evening becoming
downslope/downvalley 2 to 5 mph.
* 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:
* 3000 feet.......103-108.
* 6000 feet.......89-94.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* 3000 feet.......8-14 percent.
* 6000 feet.......9-14 percent.
* 24 hr trend.....Little change.
* 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 up to
10 mph in the afternoon. Gusts up to 25 mph.
* 10000 ft msl....Southeast 5 to 10 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......10700 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Good.
.EXTENDED...
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows in the lower to mid 70s. Highs 98 to 103. Southwest winds up
to 10 mph.
.THURSDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows in the 70s. Highs 99 to 104. Southwest winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows in the 70s. Highs 99 to 104. Southwest winds 5 to 10 mph.
$$
NVZ465-182315-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
157 AM PDT Mon Aug 18 2025
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......100-105.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* 4000 feet.......5-10 percent.
* 24 hr trend.....On average down 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....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......11700 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Very good.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......69-74.
* 24 hr trend.....On average up 4 degrees.
* Max humidity:
* 4000 feet.......15-20 percent.
* 24 hr trend.....On average down 6 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.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......103-108.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 4000 feet.......7-13 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 up to
10 mph with gusts to around 25 mph in the afternoon.
* 10000 ft msl....South 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......14000 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.EXTENDED...
.WEDNESDAY...Mostly clear. Lows in the upper 60s to mid 70s.
Highs 97 to 102. South winds 5 to 10 mph.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows in the lower to mid 70s. Highs 98 to 103. South winds up to
10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 70s. Highs 99 to 104. South winds up
to 10 mph.
$$
NVZ463-464-182315-
Sheep Range-Spring Mountains-
157 AM PDT Mon Aug 18 2025
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 7000 feet.......83-88.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 7000 feet.......9-14 percent.
* 24 hr trend.....On average down 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Upper slopes....South winds 10 mph.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......9800 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 7000 feet.......51-56.
* 24 hr trend.....On average up 5 degrees.
* Max humidity:
* 7000 feet.......24-29 percent.
* 24 hr trend.....On average down 6 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Upper slopes....South winds 10 mph in the evening becoming
downslope/downvalley 2 to 5 mph.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 7000 feet.......86-91.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 7000 feet.......12-20 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 south around
10 mph in the afternoon. Gusts up to 25 mph.
* 10000 ft msl....South 15 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......12900 ft agl.
* Transport winds.....South 10 to 15 knots.
* Ventilation.........Excellent.
.EXTENDED...
.WEDNESDAY...Mostly clear. Lows in the 50s. Highs in the 80s.
South winds 10 mph.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows in the mid to upper 50s. Highs in the mid 80s to lower 90s.
South winds 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the upper 50s to lower 60s. Highs in the
mid 80s to lower 90s. South winds 10 mph.
$$
NVZ461-182315-
Lincoln County/Ely Dispatch-
157 AM PDT Mon Aug 18 2025
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......96-101.
* 7000 feet.......85-90.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 4000 feet.......6-9 percent.
* 7000 feet.......7-10 percent.
* 24 hr trend.....On average down 3 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....South wind 5 to 10 mph.
* Upper slopes....South wind 5 to 10 mph increasing to 10 to 15
mph in the afternoon. Gusts up to 30 mph.
* 10000 ft msl....South 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......7700 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Very good.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......61-66.
* 7000 feet.......56-61.
* 24 hr trend.....On average up 2 degrees.
* Max humidity:
* 4000 feet.......15-20 percent.
* 7000 feet.......16-21 percent.
* 24 hr trend.....On average down 10 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 in the evening becoming
downslope/downvalley 2 to 5 mph.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......100-105.
* 7000 feet.......88-93.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* 4000 feet.......9-11 percent.
* 7000 feet.......10-13 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 around
10 mph with gusts to around 25 mph in the afternoon.
* Upper slopes....Southeast wind 5 to 10 mph shifting to the south
in the afternoon. Gusts up to 30 mph.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......11500 ft agl.
* Transport winds.....South 10 to 15 knots.
* Ventilation.........Excellent.
.EXTENDED...
.WEDNESDAY...Mostly clear. Lows in the lower to mid 60s. Highs
100 to 105. South wind 5 to 10 mph.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows in the lower to mid 60s. Highs 103 to 108. South wind up to
10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 60s. Highs 103 to 108. Southwest wind
5 to 10 mph.
$$
NVZ462-182315-
Nye County Deserts/Las Vegas Dispatch-
157 AM PDT Mon Aug 18 2025
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......98-103.
* 7000 feet.......82-87.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 4000 feet.......6-9 percent.
* 7000 feet.......8-11 percent.
* 24 hr trend.....On average down 3 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....South wind 10 to 15 mph with gusts to around 30
mph.
* 10000 ft msl....South 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......9700 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......63-68.
* 7000 feet.......58-63.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* 4000 feet.......17-22 percent.
* 7000 feet.......18-23 percent.
* 24 hr trend.....On average down 12 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....South wind 5 to 10 mph shifting to the northeast
after midnight.
* Upper slopes....South wind 5 to 10 mph.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......101-106.
* 7000 feet.......84-89.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 4000 feet.......9-12 percent.
* 7000 feet.......12-15 percent.
* 24 hr trend.....On average up 4 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southeast wind 5 to 10 mph with gusts to around
20 mph shifting to the south with gusts to around 30 mph in
the afternoon.
* 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.......12100 ft agl.
* Transport winds.....South 10 to 15 knots.
* Ventilation.........Excellent.
.EXTENDED...
.WEDNESDAY...Mostly clear. Lows in the upper 50s to mid 60s.
Highs 97 to 102. South wind 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the lower to mid 60s. Highs
99 to 104. South wind 5 to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 60s. Highs 100 to 105. South wind up
to 10 mph.
$$
NVZ460-182315-
Esmeralda and Nye County Deserts/CNC Dispatch-
157 AM PDT Mon Aug 18 2025
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......92-96.
* 7000 feet.......82-87.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 4000 feet.......8 percent.
* 7000 feet.......7-12 percent.
* 24 hr trend.....On average down 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 with gusts to around
20 mph shifting to the south with gusts to around 30 mph in
the afternoon.
* 10000 ft msl....South 15 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......7700 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.......54-59.
* 7000 feet.......54-59.
* 24 hr trend.....On average up 2 degrees.
* Max humidity:
* 4000 feet.......18-23 percent.
* 7000 feet.......19-24 percent.
* 24 hr trend.....On average down 12 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 5 to 10 mph.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......95-98.
* 7000 feet.......84-89.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 4000 feet.......10-11 percent.
* 7000 feet.......10-15 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....Southeast wind 5 to 10 mph with gusts to around
20 mph shifting to the south with gusts to around 30 mph in
the afternoon.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......10200 ft agl.
* Transport winds.....South around 15 knots.
* Ventilation.........Excellent.
.EXTENDED...
.WEDNESDAY...Mostly clear. Lows in the mid 50s to lower 60s.
Highs 95 to 100. South wind 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the upper 50s to mid 60s. Highs
97 to 102. South wind 5 to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 60s. Highs 98 to 103. South wind up to
10 mph.
$$
CAZ226-182315-
Owens Valley/Southern Inyo Forest-
157 AM PDT Mon Aug 18 2025
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....94-99.
* 7000 feet.......80-85.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* Valley floor....7-10 percent.
* 7000 feet.......9-18 percent.
* 24 hr trend.....On average down 8 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.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....59-64.
* 7000 feet.......35-40.
* 24 hr trend.....On average up 2 degrees.
* Max humidity:
* Valley floor....26-31 percent.
* 7000 feet.......36-41 percent.
* 24 hr trend.....On average down 10 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.
* Upper slopes....South winds 5 to 10 mph.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....95-100.
* 7000 feet.......81-86.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* Valley floor....7-10 percent.
* 7000 feet.......11-21 percent.
* 24 hr trend.....On average up 3 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....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.
* Upper slopes....South winds 10 to 15 mph with gusts to around 30
mph.
* 10000 ft msl....South 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
.EXTENDED...
.WEDNESDAY...Mostly clear. Lows in the upper 50s to lower 60s.
Highs 97 to 102. Southeast winds 5 to 10 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows in the lower to mid 60s. Highs 97 to 102. Southeast winds up
to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 60s. Highs 98 to 103. South winds up
to 10 mph.
$$
CAZ227-182315-
Death Valley National Park-
157 AM PDT Mon Aug 18 2025
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....110-115.
* 24 hr trend.....On average up 3 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....Southeast wind 5 to 10 mph.
* 10000 ft msl....South 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....82-87.
* 24 hr trend.....On average up 2 degrees.
* Max humidity:
* Valley floor....11-16 percent.
* 24 hr trend.....On average down 8 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....South wind 5 to 10 mph.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....112-117.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* Valley floor....5-8 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.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.EXTENDED...
.WEDNESDAY...Mostly clear. Lows in the 80s. Highs 115 to 120.
South wind 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 80s to lower 90s. Highs
117 to 122. South wind 5 to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers. Lows in the upper 80s
to mid 90s. Highs 119 to 124. South wind 5 to 10 mph.
$$
CAZ228-182315-
Mojave Desert Including Morongo Valley/Yucca Valley-
157 AM PDT Mon Aug 18 2025
.TODAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....102-107.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* Valley floor....6-11 percent.
* 24 hr trend.....On average down 3 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Upslope/upvalley 4 to 8 mph becoming south up to
10 mph with gusts to around 25 mph in the afternoon.
* 10000 ft msl....South 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....67-72.
* 24 hr trend.....On average up 4 degrees.
* Max humidity:
* Valley floor....23-28 percent.
* 24 hr trend.....On average down 11 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Southwest wind 5 to 10 mph.
* 10000 ft msl....South 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....104-109.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* Valley floor....8-14 percent.
* 24 hr trend.....On average up 2 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Upslope/upvalley 4 to 8 mph becoming south up to
10 mph in the afternoon. Gusts up to 30 mph.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.EXTENDED...
.WEDNESDAY...Mostly clear. Lows in the lower to mid 70s. Highs
104 to 108. Southwest wind 5 to 10 mph.
.THURSDAY...Mostly clear. Isolated showers. Lows in the mid 70s
to lower 80s. Highs 106 to 110. South wind 5 to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the upper 70s to lower 80s. Highs 106 to
110. Southwest wind 5 to 10 mph.
$$
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