Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Las Vegas, NV
Issued by NWS Las Vegas, NV
791
FNUS55 KVEF 172119
FWFVEF
Fire Weather Planning Forecast for Southern Nevada
Northwest Arizona and Southeast California
National Weather Service Las Vegas NV
219 PM PDT Thu Sep 17 2026
.DISCUSSION...Lingering monsoonal moisture today keeps min RH
elevated in the 30-45% range for most of the Mohave Desert, with
the exception of Inyo and Esmeralda counties where Min RH falls
to 10-15%. Much drier air advects eastward tomorrow into the
weekend with widespread Min RH of 8-15% with overnight recovery RH
of 25-35%. Daily afternoon wind gusts 15-25 mph expected from the
south-southwest through the weekend. Precipitation chances return
early next week, with low confidence in locations at this time.
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-NVZ466-181115-
Lake Mead NRA/Colorado River-AZ side-Lower Colorado River Valley-
Lake Mead NRA/Colorado River-NV side-
219 PM PDT Thu Sep 17 2026 /219 PM MST Thu Sep 17 2026/
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....72-77.
* 24 hr trend.....On average up 2 degrees.
* Max humidity:
* Valley floor....52-57 percent.
* 24 hr trend.....On average down 12 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....South wind 10 to 15 mph with gusts to around 25
mph shifting to the southeast after midnight.
* 10000 ft msl....South 20 to 30 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* 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 16 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.......9200 ft agl.
* Transport winds.....South 10 to 15 knots.
* Ventilation.........Excellent.
.FRIDAY NIGHT...
* 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 28 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....98-103.
* 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.......8600 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Fair.
.EXTENDED...
.SUNDAY...Mostly clear. Lows in the lower to mid 70s. Highs 99 to
104. Light wind.
.MONDAY...Partly cloudy. Lows in the mid to upper 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. Northeast wind up to
10 mph.
$$
AZZ102-181115-
Northwest Deserts/Northwest Plateau-
219 PM MST Thu Sep 17 2026
.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Chance of thunder...0 percent.
* Min temperature:
* 3000 feet.......64-69.
* 6000 feet.......50-55.
* 24 hr trend.....Little change.
* Max humidity:
* 3000 feet.......63-68 percent.
* 6000 feet.......84-89 percent.
* 24 hr trend.....On average down 5 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southeast winds 5 to 10 mph.
* Upper slopes....South winds 5 to 10 mph.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 3000 feet.......92-97.
* 6000 feet.......75-80.
* 24 hr trend.....On average up 3 degrees.
* Min humidity:
* 3000 feet.......16-24 percent.
* 6000 feet.......25-33 percent.
* 24 hr trend.....On average down 14 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....South winds 10 to 15 mph with gusts to around 30
mph.
* Upper slopes....South winds 10 to 15 mph.
* 10000 ft msl....Southwest 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......8400 ft agl.
* Transport winds.....South 10 to 20 knots.
* Ventilation.........Excellent.
.FRIDAY NIGHT...
* 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.......35-40 percent.
* 6000 feet.......51-56 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 15 to 20 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.......8-13 percent.
* 6000 feet.......12-17 percent.
* 24 hr trend.....On average down 12 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Upslope/upvalley 4 to 8 mph becoming southwest up
to 10 mph in the afternoon. Gusts up to 25 mph.
* Upper slopes....South winds 5 to 10 mph shifting to the 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.......8400 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Good.
.EXTENDED...
.SUNDAY...Mostly clear. Lows in the upper 50s to mid 60s. Highs
in the mid 80s to lower 90s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the 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 lower 60s. Highs in the mid to upper
80s. Southeast winds 5 to 10 mph.
$$
NVZ465-181115-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
219 PM PDT Thu Sep 17 2026
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......63-68.
* 24 hr trend.....On average down 2 degrees.
* Max humidity:
* 4000 feet.......51-56 percent.
* 24 hr trend.....On average down 16 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....South winds 10 to 15 mph with gusts to around 25
mph decreasing to around 10 mph after midnight.
* 10000 ft msl....South 20 to 30 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* 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 18 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....South winds 5 to 10 mph shifting to the
southwest in the afternoon. Gusts up to 30 mph.
* 10000 ft msl....Southwest 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......8300 ft agl.
* Transport winds.....Southwest 10 to 15 knots.
* Ventilation.........Excellent.
.FRIDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......60-65.
* 24 hr trend.....On average down 3 degrees.
* Max humidity:
* 4000 feet.......22-27 percent.
* 24 hr trend.....On average down 29 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. Gusts up to 25 mph.
* 10000 ft msl....Northwest around 10 mph.
* CWR (>= 0.10 in)....0 percent.
.SATURDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......92-97.
* 24 hr trend.....Little change.
* 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....Northwest winds 5 to 10 mph with gusts to around
30 mph in the morning becoming upslope/upvalley 4 to 8 mph.
* 10000 ft msl....West 5 to 10 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......8600 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. Light wind.
.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...Mostly clear. Isolated showers and thunderstorms. Lows
in the mid 50s to lower 60s. Highs in the mid to upper 80s. Light
wind.
$$
NVZ463-464-181115-
Sheep Range-Spring Mountains-
219 PM PDT Thu Sep 17 2026
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 7000 feet.......46-51.
* 24 hr trend.....Little change.
* Max humidity:
* 7000 feet.......68-73 percent.
* 24 hr trend.....On average down 17 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Upper slopes....South winds 10 to 15 mph.
* 10000 ft msl....South 20 to 30 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* 7000 feet.......74-79.
* 24 hr trend.....Little change.
* Min humidity:
* 7000 feet.......11-17 percent.
* 24 hr trend.....On average down 24 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Upper slopes....Southwest winds 10 mph.
* 10000 ft msl....Southwest 10 to 20 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......10600 ft agl.
* Transport winds.....Southwest 10 to 15 knots.
* Ventilation.........Excellent.
.FRIDAY NIGHT...
* 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.......27-32 percent.
* 24 hr trend.....On average down 39 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Upper slopes....West winds 10 mph.
* 10000 ft msl....Northwest 10 mph.
* CWR (>= 0.10 in)....0 percent.
.SATURDAY...
* 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 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Upper slopes....Upslope/upvalley 4 to 8 mph.
* 10000 ft msl....Light and variable.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......8600 ft agl.
* Transport winds.....West 10 knots.
* Ventilation.........Very good.
.EXTENDED...
.SUNDAY...Mostly clear. Lows in the upper 40s to lower 50s. Highs
in the lower to mid 70s. Southeast winds 10 mph.
.MONDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows in the upper 40s to mid 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 lower to mid 70s.
Light wind.
$$
NVZ461-181115-
Lincoln County/Ely Dispatch-
219 PM PDT Thu Sep 17 2026
.TONIGHT...
* Sky/Weather.........Partly cloudy. Isolated showers and
thunderstorms.
* Chance of thunder...20 percent.
* Min temperature:
* 4000 feet.......58-63.
* 7000 feet.......49-54.
* 24 hr trend.....On average down 2 degrees.
* Max humidity:
* 4000 feet.......69-74 percent.
* 7000 feet.......81-86 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 with gusts to around 25
mph.
* Upper slopes....South wind 10 to 15 mph.
* 10000 ft msl....South 25 to 35 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* Sky/Weather.........Mostly sunny. Isolated showers and
thunderstorms.
* Chance of thunder...10 percent.
* Max temperature:
* 4000 feet.......88-93.
* 7000 feet.......72-77.
* 24 hr trend.....Little change.
* Min humidity:
* 4000 feet.......13-23 percent.
* 7000 feet.......17-27 percent.
* 24 hr trend.....On average down 20 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 30
mph.
* 10000 ft msl....Southwest 20 to 30 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......9600 ft agl.
* Transport winds.....South 10 to 20 knots.
* Ventilation.........Excellent.
.FRIDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......53-58.
* 7000 feet.......42-47.
* 24 hr trend.....On average down 8 degrees.
* Max humidity:
* 4000 feet.......36-41 percent.
* 7000 feet.......54-59 percent.
* 24 hr trend.....On average down 32 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.......89-94.
* 7000 feet.......72-77.
* 24 hr trend.....Little change.
* Min humidity:
* 4000 feet.......9-14 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 with gusts to around 30
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 shifting to the west with gusts to around 20 mph in the
afternoon.
* 10000 ft msl....Northwest around 10 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......8100 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. Light wind.
.MONDAY...Partly 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 upper 40s to lower 50s. Highs in the mid 80s to lower
90s. Light wind.
$$
NVZ462-181115-
Nye County Deserts/Las Vegas Dispatch-
219 PM PDT Thu Sep 17 2026
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......57-62.
* 7000 feet.......47-52.
* 24 hr trend.....On average down 3 degrees.
* Max humidity:
* 4000 feet.......48-53 percent.
* 7000 feet.......62-67 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 30
mph shifting to the southeast after midnight.
* Upper slopes....South wind 10 to 15 mph. Gusts up to 30 mph in
the evening.
* 10000 ft msl....South 25 to 35 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* 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.......13-16 percent.
* 24 hr trend.....On average down 10 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southwest wind 5 to 10 mph with gusts to around
25 mph.
* Upper slopes....West wind 5 to 10 mph.
* 10000 ft msl....West 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......7400 ft agl.
* Transport winds.....Southwest 10 to 15 knots.
* Ventilation.........Very good.
.FRIDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......53-58.
* 7000 feet.......46-51.
* 24 hr trend.....On average down 2 degrees.
* Max humidity:
* 4000 feet.......23-28 percent.
* 7000 feet.......34-39 percent.
* 24 hr trend.....On average down 25 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.......91-96.
* 7000 feet.......74-79.
* 24 hr trend.....On average up 5 degrees.
* Min humidity:
* 4000 feet.......7-10 percent.
* 7000 feet.......11-14 percent.
* 24 hr trend.....Little change.
* 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....Northwest 5 to 10 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......8500 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Fair.
.EXTENDED...
.SUNDAY...Mostly clear. Lows in the upper 40s to lower 50s. Highs
in the mid 80s to lower 90s. Southeast wind 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower to mid 50s. Highs in
the mid to upper 80s. Southeast wind 5 to 10 mph.
.TUESDAY...Partly cloudy. Lows in the upper 40s to lower 50s.
Highs in the mid to upper 80s. Light wind.
$$
NVZ460-181115-
Esmeralda and Nye County Deserts/CNC Dispatch-
219 PM PDT Thu Sep 17 2026
.TONIGHT...
* Sky/Weather.........Mostly clear. Haze after midnight.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......49-54.
* 7000 feet.......42-47.
* 24 hr trend.....On average down 3 degrees.
* Max humidity:
* 4000 feet.......44-49 percent.
* 7000 feet.......48-53 percent.
* 24 hr trend.....On average up 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....Southeast wind around 10 mph with gusts to around
30 mph shifting to the north 5 to 10 mph after midnight.
* Upper slopes....South wind around 10 mph shifting to the
northwest after midnight. Gusts up to 30 mph.
* 10000 ft msl....South 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* Sky/Weather.........Sunny. Haze.
* Chance of thunder...0 percent.
* Max temperature:
* 4000 feet.......82-86.
* 7000 feet.......70-75.
* 24 hr trend.....On average down 2 degrees.
* Min humidity:
* 4000 feet.......11-13 percent.
* 7000 feet.......12-20 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....Northwest 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* Mixing height.......9000 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Fair.
.FRIDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* 4000 feet.......50-55.
* 7000 feet.......43-48.
* 24 hr trend.....Little change.
* Max humidity:
* 4000 feet.......26-31 percent.
* 7000 feet.......40-45 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.......85-90.
* 7000 feet.......73-78.
* 24 hr trend.....On average up 4 degrees.
* Min humidity:
* 4000 feet.......8-11 percent.
* 7000 feet.......12-18 percent.
* 24 hr trend.....On average down 2 percent.
* 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.......7500 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Fair.
.EXTENDED...
.SUNDAY...Partly cloudy. Lows in the upper 40s to lower 50s.
Highs in the mid to upper 80s. Southeast wind 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower to mid 50s. Highs in
the 80s. Light wind.
.TUESDAY...Mostly clear. Lows in the upper 40s to lower 50s.
Highs in the mid to upper 80s. Light wind.
$$
CAZ226-181115-
Owens Valley/Southern Inyo Forest-
219 PM PDT Thu Sep 17 2026
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....49-54.
* 7000 feet.......27-32.
* 24 hr trend.....Little change.
* Max humidity:
* Valley floor....29-34 percent.
* 7000 feet.......32-37 percent.
* 24 hr trend.....On average down 8 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley....South winds around 10 mph with gusts to around 25
mph shifting to the north 5 to 10 mph after midnight.
* Upper slopes....Southwest winds 10 to 15 mph. Gusts up to 25 mph
in the evening.
* 10000 ft msl....Southwest 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....81-86.
* 7000 feet.......70-75.
* 24 hr trend.....Little change.
* Min humidity:
* Valley floor....9-12 percent.
* 7000 feet.......10-19 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 with gusts to around 25
mph shifting to the southeast around 10 mph in the afternoon.
* 10000 ft msl....West 5 to 10 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....50-55.
* 7000 feet.......29-34.
* 24 hr trend.....On average up 2 degrees.
* Max humidity:
* Valley floor....32-37 percent.
* 7000 feet.......38-43 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
northwest 5 to 10 mph after midnight. Gusts up to 20 mph.
* Upper slopes....Northwest 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....87-92.
* 7000 feet.......73-78.
* 24 hr trend.....On average up 6 degrees.
* Min humidity:
* Valley floor....8-12 percent.
* 7000 feet.......12-22 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 east with gusts to around 20 mph in the
afternoon.
* Upper slopes....North winds 5 to 10 mph shifting to the
southeast 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 mid 50s. Highs
in the mid to upper 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the upper 40s 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. East winds 5 to 10 mph.
$$
CAZ227-181115-
Death Valley National Park-
219 PM PDT Thu Sep 17 2026
.TONIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....73-78.
* 24 hr trend.....Little change.
* Max humidity:
* Valley floor....19-24 percent.
* 24 hr trend.....On average down 5 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Southeast wind 10 to 15 mph shifting to the east
after midnight. Gusts up to 30 mph.
* 10000 ft msl....Southwest 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....98-103.
* 24 hr trend.....On average down 3 degrees.
* Min humidity:
* Valley floor....5-10 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 25 mph
in the morning.
* 10000 ft msl....West 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....75-80.
* 24 hr trend.....On average up 2 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....Downslope/downvalley 2 to 5 mph becoming north
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....103-108.
* 24 hr trend.....On average up 5 degrees.
* Min humidity:
* Valley floor....5-8 percent.
* 24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....North 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 70s to lower 80s. Highs
104 to 109. Light wind.
.MONDAY...Partly cloudy. Lows in the mid 70s to lower 80s. Highs
103 to 108. Southeast wind 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 70s to lower 80s. Highs
103 to 108. Southeast wind 5 to 10 mph.
$$
CAZ228-181115-
Mojave Desert Including Morongo Valley/Yucca Valley-
219 PM PDT Thu Sep 17 2026
.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....44-49 percent.
* 24 hr trend.....On average down 21 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor....Southwest wind 5 to 10 mph.
* 10000 ft msl....Southwest 20 to 30 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....91-96.
* 24 hr trend.....On average down 2 degrees.
* Min humidity:
* Valley floor....8-16 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 with gusts to around
30 mph.
* 10000 ft msl....Southwest 15 to 25 mph.
* CWR (>= 0.10 in)....0 percent.
.FRIDAY NIGHT...
* Sky/Weather.........Mostly clear.
* Chance of thunder...0 percent.
* Min temperature:
* Valley floor....58-63.
* 24 hr trend.....On average up 2 degrees.
* Max humidity:
* Valley floor....27-32 percent.
* 24 hr trend.....On average down 17 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 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
.SATURDAY...
* Sky/Weather.........Sunny.
* Chance of thunder...0 percent.
* Max temperature:
* Valley floor....94-99.
* 24 hr trend.....On average up 3 degrees.
* 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....Northwest wind 5 to 10 mph with gusts to around
35 mph in the morning becoming upslope/upvalley 4 to 8 mph.
* 10000 ft msl....South 5 to 10 mph.
* CWR (>= 0.10 in)....0 percent.
.EXTENDED...
.SUNDAY...Partly cloudy. Lows in the mid 60s to lower 70s. 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. Light wind.
$$
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