Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Las Vegas, NV
Issued by NWS Las Vegas, NV
517
FNUS55 KVEF 181948
FWFVEF
Fire Weather Planning Forecast for Southern Nevada
Northwest Arizona and Southeast California
National Weather Service Las Vegas NV
1248 PM PDT Mon Aug 18 2025
.DISCUSSION...South-southwesterly winds each afternoon will range
between 15 and 25 mph through the week. Minimum relative
humidities will remain in the single-digits for one more day
before moisture increases across Arizona and southern Nevada. Min
RH will remain low, despite this increase, with values between 10
and 20 percent and overnight recoveries below 40 percent.
Temperatures will climb to 6 to 10 degrees above seasonal normals,
with Extreme Heat Warnings and Heat Advisories areawide.
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-NVZ466-191145-
Lake Mead NRA/Colorado River-AZ side-Lower Colorado River Valley-
Lake Mead NRA/Colorado River-NV side-
1248 PM PDT Mon Aug 18 2025 /1248 PM MST Mon Aug 18 2025/
.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....7-15 percent.
* 24 hr trend.....On average up 3 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Upslope/upvalley 4 to 8 mph 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.......11300 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.TUESDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....80-85.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* Valley floor....22-27 percent.
* 24 hr trend.....On average up 5 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....Southeast 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.WEDNESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....111-116.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* Valley floor....8-16 percent.
* 24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Upslope/upvalley 4 to 8 mph becoming south up to
10 mph in the afternoon.
* 10000 ft msl....Southeast 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...
.THURSDAY...Mostly clear. Lows in the 80s. Highs 114 to 119.
South wind 5 to 10 mph.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
in the mid 80s to lower 90s. Highs 113 to 118. Southwest wind up
to 10 mph.
.SATURDAY...Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows in the mid 80s to lower 90s. Highs 108 to
113. South wind 5 to 10 mph.
$$
AZZ102-191145-
Northwest Deserts/Northwest Plateau-
1248 PM MST Mon Aug 18 2025
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 3000 feet.......70-75.
* 6000 feet.......52-57.
* 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 4 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.......102-107.
* 6000 feet.......89-94.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* 3000 feet.......9-14 percent.
* 6000 feet.......9-14 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 west 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.......11200 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Very good.
.TUESDAY NIGHT...
* Sky/Weather.........Partly cloudy.
* Chance of thunder...0 percent.
* Min temperature:
* 3000 feet.......74-79.
* 6000 feet.......55-60.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* 3000 feet.......25-30 percent.
* 6000 feet.......33-38 percent.
* 24 hr trend.....On average up 8 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 shifting to the southwest
after midnight.
* 10000 ft msl....East 5 to 10 mph.
* CWR (>= 0.10 in)....0 percent.
.WEDNESDAY...
* Sky/Weather.........Mostly sunny. Isolated showers and
thunderstorms.
* Chance of thunder...10 percent.
* Max temperature:
* 3000 feet.......105-110.
* 6000 feet.......90-95.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 3000 feet.......11-16 percent.
* 6000 feet.......12-17 percent.
* 24 hr trend.....On average up 3 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Upslope/upvalley 4 to 8 mph 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.......11300 ft agl.
* Transport winds.....South 5 to 10 knots.
* Ventilation.........Very good.
.EXTENDED...
.THURSDAY...Partly cloudy. Scattered showers. Lows in the 70s.
Highs 100 to 105. Southwest winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 70s. Highs 100 to 105. Southwest winds
5 to 10 mph.
.SATURDAY...Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 70s. Highs 95 to 100. Southwest winds
5 to 10 mph.
$$
NVZ465-191145-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
1248 PM PDT Mon Aug 18 2025
.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.......16-21 percent.
* 24 hr trend.....On average down 5 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 20 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.......8-13 percent.
* 24 hr trend.....On average up 3 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Upslope/upvalley 4 to 8 mph becoming south up to
10 mph with gusts to around 25 mph in the afternoon.
* 10000 ft msl....South 15 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......13800 ft agl.
* Transport winds.....Southeast around 10 knots.
* Ventilation.........Excellent.
.TUESDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......72-77.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* 4000 feet.......20-25 percent.
* 24 hr trend.....On average up 4 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southwest winds 5 to 10 mph in the evening
becoming downslope/downvalley 2 to 5 mph.
* 10000 ft msl....South 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
.WEDNESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......105-110.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* 4000 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 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.......13400 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.EXTENDED...
.THURSDAY...Mostly clear. Lows in the lower to mid 70s. Highs
100 to 105. South winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 70s. Highs 100 to 105. South winds up
to 10 mph.
.SATURDAY...Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 70s. Highs in the mid to upper 90s.
South winds 5 to 10 mph.
$$
NVZ463-464-191145-
Sheep Range-Spring Mountains-
1248 PM PDT Mon Aug 18 2025
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 7000 feet.......51-56.
* 24 hr trend.....On average up 4 degrees.
* Max humidity:
* 7000 feet.......22-27 percent.
* 24 hr trend.....On average down 7 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.........Mostly sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 7000 feet.......86-91.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* 7000 feet.......11-19 percent.
* 24 hr trend.....On average up 3 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Upper slopes....South winds 10 mph.
* 10000 ft msl....South 15 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......12700 ft agl.
* Transport winds.....South 10 to 15 knots.
* Ventilation.........Excellent.
.TUESDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 7000 feet.......53-58.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* 7000 feet.......32-37 percent.
* 24 hr trend.....On average up 7 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Upper slopes....Southwest winds 10 mph in the evening becoming
downslope/downvalley 2 to 5 mph. Gusts up to 20 mph.
* 10000 ft msl....South 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
.WEDNESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 7000 feet.......88-93.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 7000 feet.......14-21 percent.
* 24 hr trend.....On average up 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Upper slopes....Upslope/upvalley 4 to 8 mph becoming south 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.......12800 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.EXTENDED...
.THURSDAY...Mostly clear. Lows in the mid 50s to lower 60s. 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.
.SATURDAY...Mostly cloudy. Numerous showers and isolated
thunderstorms. Lows in the upper 50s to lower 60s. Highs in the
lower to mid 80s. South winds 10 mph.
$$
NVZ461-191145-
Lincoln County/Ely Dispatch-
1248 PM PDT Mon Aug 18 2025
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......61-66.
* 7000 feet.......55-60.
* 24 hr trend.....On average up 2 degrees.
* Max humidity:
* 4000 feet.......17-22 percent.
* 7000 feet.......17-22 percent.
* 24 hr trend.....On average down 9 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.........Mostly sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......100-105.
* 7000 feet.......88-93.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 4000 feet.......9-11 percent.
* 7000 feet.......11-14 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 in the afternoon. Gusts up to 25 mph.
* 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.......10800 ft agl.
* Transport winds.....South 10 to 15 knots.
* Ventilation.........Excellent.
.TUESDAY NIGHT...
* Sky/Weather.........Partly cloudy.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......65-70.
* 7000 feet.......60-65.
* 24 hr trend.....On average up 4 degrees.
* Max humidity:
* 4000 feet.......26-31 percent.
* 7000 feet.......31-36 percent.
* 24 hr trend.....On average up 11 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southwest wind 5 to 10 mph in the evening
becoming downslope/downvalley 2 to 5 mph.
* Upper slopes....Southwest wind around 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.
.WEDNESDAY...
* Sky/Weather.........Mostly sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......102-107.
* 7000 feet.......90-95.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* 4000 feet.......11-14 percent.
* 7000 feet.......12-17 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 in the afternoon. Gusts up to 25 mph.
* Upper slopes....Upslope/upvalley 4 to 8 mph becoming south 10 to
15 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.......11100 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.EXTENDED...
.THURSDAY...Mostly clear. Isolated showers. Lows in the lower to
mid 60s. Highs 102 to 107. South wind 5 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.
.SATURDAY...Mostly cloudy. Isolated showers and thunderstorms.
Lows in the 60s. Highs 98 to 103. Southwest wind 5 to 10 mph.
$$
NVZ462-191145-
Nye County Deserts/Las Vegas Dispatch-
1248 PM PDT Mon Aug 18 2025
.TONIGHT...
* Sky/Weather.........Clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......62-67.
* 7000 feet.......58-63.
* 24 hr trend.....On average up 2 degrees.
* Max humidity:
* 4000 feet.......16-21 percent.
* 7000 feet.......19-24 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 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 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....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.......11700 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.TUESDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......66-71.
* 7000 feet.......61-66.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* 4000 feet.......20-25 percent.
* 7000 feet.......25-30 percent.
* 24 hr trend.....On average up 4 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 around 10 mph with gusts to around 25
mph in the evening becoming downslope/downvalley 2 to 5 mph.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.WEDNESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......103-108.
* 7000 feet.......87-92.
* 24 hr trend.....Little change.
* Min humidity:
* 4000 feet.......9-14 percent.
* 7000 feet.......12-16 percent.
* 24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Upslope/upvalley 4 to 8 mph becoming south around
10 mph with gusts to around 25 mph in the afternoon.
* Upper slopes....South wind 5 to 10 mph with gusts to around 25
mph.
* 10000 ft msl....South 15 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......11400 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.EXTENDED...
.THURSDAY...Mostly clear. Lows in the lower to mid 60s. Highs
100 to 105. 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.
.SATURDAY...Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows in the mid to upper 60s. Highs 96 to 101.
South wind 5 to 10 mph.
$$
NVZ460-191145-
Esmeralda and Nye County Deserts/CNC Dispatch-
1248 PM PDT Mon Aug 18 2025
.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.......21-26 percent.
* 24 hr trend.....On average down 11 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southeast wind around 10 mph in the evening
becoming downslope/downvalley 2 to 5 mph.
* Upper slopes....Southeast 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.......94-98.
* 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.......9700 ft agl.
* Transport winds.....South around 15 knots.
* Ventilation.........Excellent.
.TUESDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......57-62.
* 7000 feet.......55-60.
* 24 hr trend.....Little change.
* Max humidity:
* 4000 feet.......21-26 percent.
* 7000 feet.......25-30 percent.
* 24 hr trend.....On average up 5 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....South wind around 10 mph with gusts to around 25
mph in the evening becoming downslope/downvalley 2 to 5 mph.
* Upper slopes....South wind around 10 mph with gusts to around 25
mph in the evening becoming downslope/downvalley 2 to 5 mph.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.WEDNESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......Around 100.
* 7000 feet.......87-92.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* 4000 feet.......10-12 percent.
* 7000 feet.......10-15 percent.
* 24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Upslope/upvalley 4 to 8 mph becoming south around
10 mph with gusts to around 25 mph in the afternoon.
* 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 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......9900 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Excellent.
.EXTENDED...
.THURSDAY...Mostly clear. Lows in the upper 50s to mid 60s. Highs
97 to 102. South wind 5 to 10 mph.
.FRIDAY...Partly cloudy. Isolated showers. Lows in the 60s. Highs
99 to 104. South wind 5 to 10 mph.
.SATURDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the mid to upper 60s. Highs 95 to 100.
South wind 5 to 10 mph.
$$
CAZ226-191145-
Owens Valley/Southern Inyo Forest-
1248 PM PDT Mon Aug 18 2025
.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....27-32 percent.
* 7000 feet.......39-44 percent.
* 24 hr trend.....On average down 9 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....South winds around 10 mph with gusts to around 25
mph in the evening becoming downslope/downvalley 2 to 5 mph.
* Upper slopes....Southwest 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.....Little change.
* Min humidity:
* Valley floor....7-10 percent.
* 7000 feet.......11-21 percent.
* 24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....South winds 5 to 10 mph increasing to 10 to 15
mph in the afternoon. Gusts up to 35 mph.
* 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.
.TUESDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....61-66.
* 7000 feet.......37-42.
* 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 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southwest winds around 10 mph with gusts to
around 25 mph in the evening becoming downslope/downvalley 2
to 5 mph.
* Upper slopes....West winds 5 to 10 mph. Gusts up to 25 mph in
the evening.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.WEDNESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....99-104.
* 7000 feet.......84-89.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* Valley floor....8-11 percent.
* 7000 feet.......12-22 percent.
* 24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Upslope/upvalley 4 to 8 mph becoming southeast 10
to 15 mph with gusts to around 25 mph in the afternoon.
* Upper slopes....East winds 5 to 10 mph shifting to the southeast
in the afternoon. Gusts up to 30 mph.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.EXTENDED...
.THURSDAY...Mostly clear. Lows in the lower to mid 60s. Highs
99 to 104. Southeast winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the 60s. Highs 99 to 104. South winds up
to 10 mph.
.SATURDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the mid to upper 60s. Highs 96 to 101.
Southwest winds 5 to 10 mph.
$$
CAZ227-191145-
Death Valley National Park-
1248 PM PDT Mon Aug 18 2025
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....83-88.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* Valley floor....13-18 percent.
* 24 hr trend.....On average down 6 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....South wind 5 to 10 mph.
* 10000 ft msl....South 15 to 20 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 southeast
around 10 mph in the afternoon.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.TUESDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....86-91.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* Valley floor....12-16 percent.
* 24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Southwest wind 5 to 10 mph.
* 10000 ft msl....South 15 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
.WEDNESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....114-119.
* 24 hr trend.....On average up 2 degrees.
* Min humidity:
* Valley floor....6-9 percent.
* 24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Upslope/upvalley 4 to 8 mph becoming south up to
10 mph in the afternoon.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.EXTENDED...
.THURSDAY...Mostly clear. Lows in the mid 80s to lower 90s. Highs
118 to 123. Southeast wind 5 to 10 mph.
.FRIDAY...Partly cloudy. Isolated showers. Lows in the upper 80s
to mid 90s. Highs 119 to 124. South wind 5 to 10 mph.
.SATURDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the lower to mid 90s. Highs 114 to 119.
South wind 5 to 10 mph.
$$
CAZ228-191145-
Mojave Desert Including Morongo Valley/Yucca Valley-
1248 PM PDT Mon Aug 18 2025
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....66-71.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* Valley floor....24-29 percent.
* 24 hr trend.....On average down 10 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....8-13 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.
.TUESDAY NIGHT...
* Sky/Weather.........Partly cloudy.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....69-74.
* 24 hr trend.....On average up 3 degrees.
* Max humidity:
* Valley floor....21-26 percent.
* 24 hr trend.....On average down 3 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....West wind 5 to 10 mph.
* 10000 ft msl....South 15 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
.WEDNESDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....107-112.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* Valley floor....9-14 percent.
* 24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Upslope/upvalley 4 to 8 mph becoming south up to
10 mph in the afternoon. Gusts up to 25 mph.
* 10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.EXTENDED...
.THURSDAY...Mostly clear. Lows in the mid 70s to lower 80s. Highs
107 to 111. South wind 5 to 10 mph.
.FRIDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the upper 70s to lower 80s. Highs 107 to
111. Southwest wind 5 to 10 mph.
.SATURDAY...Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows in the upper 70s to mid 80s. Highs 103 to
108. South wind 5 to 10 mph.
$$
NOTE: Mixing height...transport winds and ventilation category for
each fire zone are based on the following points/areas:
IN THE COLORADO RIVER VALLEY:
NVZ466-CAZ229-AZZ001 - Laughlin/Bullhead City/Needles
IN ARIZONA:
AZZ102 - Kingman Vicinity
IN NEVADA:
NVZ460 - Oriental Wash RAWS vicinity
NVZ461 - Kane Springs RAWS vicinity
NVZ462 - Desert Rock vicinity
NVZ463-NVZ464 - Kyle Canyon vicinity
NVZ465 - Las Vegas vicinity
http://weather.gov/lasvegas