Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Las Vegas, NV

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6
000
FNUS55 KVEF 201034
FWFVEF

Fire Weather Planning Forecast for Southern Nevada
Northwest Arizona and Southeast California
National Weather Service Las Vegas NV
234 AM PST Tue Feb 20 2018

.DISCUSSION...Well below normal temperatures will continue through
the end of the week. Disturbances moving through this trough will
bring occasional periods of enhanced winds and chances for
precipitation by Thursday and continuing into 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-NVZ466-210015-
Lake Mead NRA/Colorado River-AZ side-Lower Colorado River Valley-
Lake Mead NRA/Colorado River-NV side-
234 AM PST Tue Feb 20 2018 /334 AM MST Tue Feb 20 2018/

.TODAY...
* Sky/Weather.........Sunny.
* Max temperature:
*     Valley floor....55-60.
*     24 hr trend.....Little change.
* Min humidity:
*     Valley floor....7-13 percent.
*     24 hr trend.....On average down 3 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....North wind 10 to 15 mph.
*     10000 ft msl....Northwest 15 to 20 mph becoming 15 to 25 mph in
      the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.
* Mixing height.......9000 ft agl.
* Transport winds.....North 10 to 15 knots.
* Ventilation.........Very good.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     Valley floor....27-32.
*     24 hr trend.....On average down 2 degrees.
* Max humidity:
*     Valley floor....26-31 percent.
*     24 hr trend.....On average down 7 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....North wind up to 10 mph in the evening becoming
      downslope/downvalley 2 to 5 mph.
*     10000 ft msl....Northwest 10 to 15 mph becoming southwest after
      midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.WEDNESDAY...
* Sky/Weather.........Mostly sunny then becoming partly cloudy.
* Max temperature:
*     Valley floor....55-60.
*     24 hr trend.....Little change.
* Min humidity:
*     Valley floor....8-14 percent.
*     24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Upslope/upvalley 4 to 8 mph.
*     10000 ft msl....Southwest 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......8700 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Fair.

.EXTENDED...
.THURSDAY...Partly cloudy. Lows in the 30s. Highs in the upper 50s
to mid 60s. South wind 10 to 15 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers and isolated
showers. Lows in the lower to mid 40s. Highs in the mid 50s to
lower 60s. Northwest wind up to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 30s to lower 40s. Highs
in the lower to mid 60s. Northwest wind up to 10 mph.

$$

AZZ102-210015-
Northwest Deserts/Northwest Plateau-
334 AM MST Tue Feb 20 2018

.TODAY...
* Sky/Weather.........Sunny.
* Max temperature:
*     3000 feet.......48-53.
*     6000 feet.......29-34.
*     24 hr trend.....Little change.
* Min humidity:
*     3000 feet.......9-15 percent.
*     6000 feet.......18-24 percent.
*     24 hr trend.....On average down 8 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Northwest winds up to 10 mph.
*     Upper slopes....Upslope/upvalley 4 to 8 mph becoming northwest up
      to 10 mph in the afternoon.
*     10000 ft msl....Northwest 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.
* Mixing height.......7500 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Good.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     3000 feet.......20-25.
*     6000 feet.......12-17.
*     24 hr trend.....Little change.
* Max humidity:
*     3000 feet.......32-37 percent.
*     6000 feet.......41-46 percent.
*     24 hr trend.....On average down 13 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Northeast winds up to 10 mph in the evening
      becoming downslope/downvalley 2 to 5 mph.
*     Upper slopes....Downslope/downvalley 2 to 5 mph.
*     10000 ft msl....Northwest around 10 mph shifting to the southwest
      after midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.WEDNESDAY...
* Sky/Weather.........Mostly sunny then becoming partly cloudy.
* Max temperature:
*     3000 feet.......50-55.
*     6000 feet.......33-38.
*     24 hr trend.....On average up 2 degrees.
* Min humidity:
*     3000 feet.......10-16 percent.
*     6000 feet.......17-23 percent.
*     24 hr trend.....Little change.
* 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.
*     Upper slopes....Upslope/upvalley 4 to 8 mph becoming southwest up
      to 10 mph in the afternoon.
*     10000 ft msl....Southwest 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......6700 ft agl.
* Transport winds.....South around 10 knots.
* Ventilation.........Good.

.EXTENDED...
.THURSDAY...Partly cloudy. Isolated snow showers. Lows in the lower
to mid 20s. Highs in the mid 40s to lower 50s. Southwest winds
10 to 15 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers and rain showers. Lows
in the mid 20s to lower 30s. Highs in the 40s. West winds 10 to
15 mph.
.SATURDAY...Partly cloudy. Isolated snow showers. Lows in the 20s.
Highs in the upper 40s to mid 50s. Northwest wind up to 10 mph.

$$

NVZ465-210015-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
234 AM PST Tue Feb 20 2018

.TODAY...
* Sky/Weather.........Sunny.
* Max temperature:
*     4000 feet.......46-51.
*     24 hr trend.....On average down 2 degrees.
* Min humidity:
*     4000 feet.......10-13 percent.
*     24 hr trend.....On average down 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....North winds up to 10 mph in the morning becoming
      upslope/upvalley 4 to 8 mph.
*     10000 ft msl....Northwest 15 to 20 mph becoming 10 to 20 mph in
      the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.
* Mixing height.......8300 ft agl.
* Transport winds.....North around 10 knots in the morning becoming
  light.
* Ventilation.........Good.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     4000 feet.......20-25.
*     24 hr trend.....Little change.
* Max humidity:
*     4000 feet.......30-35 percent.
*     24 hr trend.....On average down 6 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Downslope/downvalley 2 to 5 mph.
*     10000 ft msl....Northwest 10 to 15 mph in the evening becoming
      light and variable.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.WEDNESDAY...
* Sky/Weather.........Partly cloudy.
* Max temperature:
*     4000 feet.......49-54.
*     24 hr trend.....On average up 3 degrees.
* Min humidity:
*     4000 feet.......11-14 percent.
*     24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Upslope/upvalley 4 to 8 mph.
*     10000 ft msl....Southwest 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......9500 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Good.

.EXTENDED...
.THURSDAY...Partly cloudy. Isolated snow showers. Lows in the lower
to mid 20s. Highs in the 40s. South winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers and isolated
showers. Lows in the mid 20s to lower 30s. Highs in the 40s. North
winds up to 10 mph.
.SATURDAY...Mostly clear. Lows in the 20s. Highs in the upper 40s
to lower 50s. West wind up to 10 mph.

$$

NVZ463-464-210015-
Sheep Range-Spring Mountains-
234 AM PST Tue Feb 20 2018

.TODAY...
* Sky/Weather.........Sunny.
* Max temperature:
*     7000 feet.......28-33.
*     24 hr trend.....On average down 3 degrees.
* Min humidity:
*     7000 feet.......17-27 percent.
*     24 hr trend.....On average down 4 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Upper slopes....North winds 10 mph in the morning becoming
      upslope/upvalley 4 to 8 mph.
*     10000 ft msl....Northwest 15 to 20 mph decreasing to 10 to 15 mph
      in the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.
* Mixing height.......5100 ft agl.
* Transport winds.....Northwest around 10 knots.
* Ventilation.........Good.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     7000 feet.......3-8.
*     24 hr trend.....On average up 3 degrees.
* Max humidity:
*     7000 feet.......43-48 percent.
*     24 hr trend.....On average down 11 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Upper slopes....Downslope/downvalley 2 to 5 mph.
*     10000 ft msl....Northwest 10 mph in the evening becoming light
      and variable.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.WEDNESDAY...
* Sky/Weather.........Partly cloudy.
* Max temperature:
*     7000 feet.......32-37.
*     24 hr trend.....On average up 5 degrees.
* Min humidity:
*     7000 feet.......18-28 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 southwest 10
      mph in the afternoon.
*     10000 ft msl....South around 10 mph in the morning becoming light
      and variable.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......7200 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Fair.

.EXTENDED...
.THURSDAY...Partly cloudy with scattered snow showers. Lows 12 to
17. Highs in the upper 20s to lower 30s. South winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers. Lows 15 to 20.
Highs in the lower to mid 30s. North winds 10 to 15 mph.
.SATURDAY...Mostly clear. Lows 16 to 21. Highs in the mid 30s to
lower 40s. West wind around 10 mph.

$$

NVZ461-210015-
Lincoln County/Ely Dispatch-
234 AM PST Tue Feb 20 2018

.TODAY...
* Sky/Weather.........Sunny.
* Max temperature:
*     4000 feet.......41-46.
*     7000 feet.......26-31.
*     24 hr trend.....On average down 3 degrees.
* Min humidity:
*     4000 feet.......11-15 percent.
*     7000 feet.......16-24 percent.
*     24 hr trend.....On average down 7 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.
*     Upper slopes....Northwest wind around 10 mph in the morning
      becoming upslope/upvalley 4 to 8 mph.
*     10000 ft msl....Northwest 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.
* Mixing height.......8400 ft agl.
* Transport winds.....North 10 to 15 knots.
* Ventilation.........Very good.

.TONIGHT...
* Sky/Weather.........Partly cloudy then becoming mostly cloudy.
* Min temperature:
*     4000 feet.......20-25.
*     7000 feet.......5-10.
*     24 hr trend.....On average up 2 degrees.
* Max humidity:
*     4000 feet.......32-37 percent.
*     7000 feet.......52-57 percent.
*     24 hr trend.....On average down 15 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Downslope/downvalley 2 to 5 mph.
*     Upper slopes....Downslope/downvalley 2 to 5 mph.
*     10000 ft msl....Southwest up to 10 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.WEDNESDAY...
* Sky/Weather.........Partly cloudy.
* Max temperature:
*     4000 feet.......45-50.
*     7000 feet.......31-36.
*     24 hr trend.....On average up 4 degrees.
* Min humidity:
*     4000 feet.......12-17 percent.
*     7000 feet.......17-25 percent.
*     24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Upslope/upvalley 4 to 8 mph.
*     Upper slopes....Upslope/upvalley 4 to 8 mph.
*     10000 ft msl....South up to 10 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......8300 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Good.

.EXTENDED...
.THURSDAY...Mostly cloudy with isolated snow showers. Lows 10 to
15. Highs in the lower to mid 40s. South wind 10 to 15 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers. Lows 13 to 18.
Highs in the mid to upper 40s. North wind 10 to 15 mph.
.SATURDAY...Partly cloudy. Lows 12 to 17. Highs in the upper 40s to
lower 50s. West wind up to 10 mph.

$$

NVZ462-210015-
Nye County Deserts/Las Vegas Dispatch-
234 AM PST Tue Feb 20 2018

.TODAY...
* Sky/Weather.........Sunny.
* Max temperature:
*     4000 feet.......43-48.
*     7000 feet.......27-32.
*     24 hr trend.....Little change.
* Min humidity:
*     4000 feet.......11-14 percent.
*     7000 feet.......18-23 percent.
*     24 hr trend.....On average down 2 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.
*     Upper slopes....North wind around 10 mph in the morning becoming
      upslope/upvalley 4 to 8 mph.
*     10000 ft msl....Northwest 15 to 25 mph becoming 15 to 20 mph in
      the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.
* Mixing height.......7300 ft agl.
* Transport winds.....North around 10 knots in the morning becoming
  light.
* Ventilation.........Good.

.TONIGHT...
* Sky/Weather.........Partly cloudy then becoming mostly cloudy.
* Min temperature:
*     4000 feet.......17-22.
*     7000 feet.......7-12.
*     24 hr trend.....On average up 4 degrees.
* Max humidity:
*     4000 feet.......33-38 percent.
*     7000 feet.......47-52 percent.
*     24 hr trend.....On average down 8 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Downslope/downvalley 2 to 5 mph.
*     Upper slopes....Downslope/downvalley 2 to 5 mph.
*     10000 ft msl....Northwest up to 10 mph shifting to the south
      after midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.WEDNESDAY...
* Sky/Weather.........Partly cloudy then becoming mostly sunny.
* Max temperature:
*     4000 feet.......46-51.
*     7000 feet.......32-37.
*     24 hr trend.....On average up 2 degrees.
* Min humidity:
*     4000 feet.......12-15 percent.
*     7000 feet.......18-24 percent.
*     24 hr trend.....Little change.
* 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.
*     Upper slopes....Upslope/upvalley 4 to 8 mph becoming southwest
      around 10 mph in the afternoon.
*     10000 ft msl....South 10 to 15 mph decreasing to around 10 mph in
      the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......8600 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Fair.

.EXTENDED...
.THURSDAY...Partly cloudy with isolated snow showers. Lows 11 to
16. Highs in the 40s. South wind 10 to 15 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers. Lows 15 to 20.
Highs in the 40s. North wind 10 to 15 mph.
.SATURDAY...Mostly clear. Lows 14 to 19. Highs in the upper 40s to
lower 50s. West wind around 10 mph.

$$

NVZ460-210015-
Esmeralda and Nye County Deserts/CNC Dispatch-
234 AM PST Tue Feb 20 2018

.TODAY...
* Sky/Weather.........Sunny.
* Max temperature:
*     4000 feet.......38-43.
*     7000 feet.......29-34.
*     24 hr trend.....On average up 3 degrees.
* Min humidity:
*     4000 feet.......13-15 percent.
*     7000 feet.......16-24 percent.
*     24 hr trend.....On average down 4 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....North wind up to 10 mph in the morning becoming
      upslope/upvalley 4 to 8 mph.
*     Upper slopes....North wind up to 10 mph in the morning becoming
      upslope/upvalley 4 to 8 mph.
*     10000 ft msl....Northwest 15 to 25 mph decreasing to 10 to 15 mph
      in the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.
* Mixing height.......7300 ft agl.
* Transport winds.....North around 10 knots in the morning becoming
  light.
* Ventilation.........Good.

.TONIGHT...
* Sky/Weather.........Mostly cloudy.
* Min temperature:
*     4000 feet.......13-18.
*     7000 feet.......5-10.
*     24 hr trend.....On average up 3 degrees.
* Max humidity:
*     4000 feet.......36-41 percent.
*     7000 feet.......49-54 percent.
*     24 hr trend.....On average down 11 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Downslope/downvalley 2 to 5 mph.
*     Upper slopes....Downslope/downvalley 2 to 5 mph.
*     10000 ft msl....Southwest up to 10 mph increasing to southeast
      after midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.WEDNESDAY...
* Sky/Weather.........Partly cloudy then becoming mostly sunny.
* Max temperature:
*     4000 feet.......42-47.
*     7000 feet.......34-39.
*     24 hr trend.....On average up 4 degrees.
* Min humidity:
*     4000 feet.......14-16 percent.
*     7000 feet.......16-24 percent.
*     24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Upslope/upvalley 4 to 8 mph.
*     Upper slopes....Upslope/upvalley 4 to 8 mph.
*     10000 ft msl....South 10 to 15 mph decreasing to around 10 mph in
      the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......7600 ft agl.
* Transport winds.....Light winds.
* Ventilation.........Good.

.EXTENDED...
.THURSDAY...Mostly cloudy with scattered snow showers. Lows 11 to
16. Highs in the lower to mid 40s. South wind up to 10 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers. Lows 11 to 16.
Highs in the 40s. Northwest wind 10 to 15 mph.
.SATURDAY...Mostly clear. Lows 15 to 20. Highs in the upper 40s to
lower 50s. Southwest wind around 10 mph.

$$

CAZ226-210015-
Owens Valley/Southern Inyo Forest-
234 AM PST Tue Feb 20 2018

.TODAY...
* Sky/Weather.........Mostly sunny.
* Max temperature:
*     Valley floor....42-47.
*     7000 feet.......29-34.
*     24 hr trend.....On average down 2 degrees.
* Min humidity:
*     Valley floor....13-18 percent.
*     7000 feet.......24-34 percent.
*     24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Upslope/upvalley 4 to 8 mph.
*     Upper slopes....Northwest winds up to 10 mph shifting to the
      southwest in the afternoon.
*     10000 ft msl....West around 10 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     Valley floor....15-20.
*     7000 feet.......2 below-7 below zero.
*     24 hr trend.....On average up 3 degrees.
* Max humidity:
*     Valley floor....43-48 percent.
*     7000 feet.......67-72 percent.
*     24 hr trend.....On average down 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Downslope/downvalley 2 to 5 mph.
*     Upper slopes....Downslope/downvalley 2 to 5 mph becoming west up
      to 10 mph after midnight.
*     10000 ft msl....South 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........3.

.WEDNESDAY...
* Sky/Weather.........Partly cloudy. Isolated snow showers.
* Max temperature:
*     Valley floor....46-51.
*     7000 feet.......32-37.
*     24 hr trend.....On average up 2 degrees.
* Min humidity:
*     Valley floor....14-17 percent.
*     7000 feet.......25-35 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.
*     Upper slopes....Upslope/upvalley 4 to 8 mph becoming southwest up
      to 10 mph in the afternoon.
*     10000 ft msl....Southwest around 10 mph.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........4.

.EXTENDED...
.THURSDAY...Partly cloudy with scattered snow showers. Lows 14 to
19. Highs in the mid 40s to lower 50s. West winds up to 10 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers. Lows 16 to 21.
Highs in the mid to upper 40s. North winds 10 to 15 mph.
.SATURDAY...Mostly clear. Lows 16 to 21. Highs in the 50s.
Southwest wind around 10 mph.

$$

CAZ227-210015-
Death Valley National Park-
234 AM PST Tue Feb 20 2018

.TODAY...
* Sky/Weather.........Sunny.
* Max temperature:
*     Valley floor....51-56.
*     24 hr trend.....On average down 2 degrees.
* Min humidity:
*     Valley floor....10-15 percent.
*     24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Northwest wind up to 10 mph in the morning
      becoming upslope/upvalley 4 to 8 mph.
*     10000 ft msl....Northwest 10 to 20 mph shifting to the west 10 to
      15 mph in the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     Valley floor....20-25.
*     24 hr trend.....On average down 2 degrees.
* Max humidity:
*     Valley floor....28-33 percent.
*     24 hr trend.....On average down 5 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Downslope/downvalley 2 to 5 mph.
*     10000 ft msl....Southwest up to 10 mph increasing to south after
      midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.WEDNESDAY...
* Sky/Weather.........Mostly sunny.
* Max temperature:
*     Valley floor....54-59.
*     24 hr trend.....On average up 3 degrees.
* Min humidity:
*     Valley floor....10-15 percent.
*     24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Upslope/upvalley 4 to 8 mph.
*     10000 ft msl....South around 10 mph in the morning becoming light
      and variable.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.

.EXTENDED...
.THURSDAY...Partly cloudy. Isolated rain showers and snow showers. Lows
in the mid 20s to lower 30s. Highs in the lower to mid 60s. South
wind up to 10 mph.
.FRIDAY...Partly cloudy with scattered snow showers and isolated
showers. Lows in the upper 30s to lower 40s. Highs in the lower to
mid 60s. North wind 10 to 15 mph.
.SATURDAY...Mostly clear. Lows in the mid 30s to lower 40s. Highs
in the mid 60s to lower 70s. Southwest wind up to 10 mph.

$$

CAZ228-210015-
Mojave Desert Including Morongo Valley/Yucca Valley-
234 AM PST Tue Feb 20 2018

.TODAY...
* Sky/Weather.........Sunny.
* Max temperature:
*     Valley floor....51-56.
*     24 hr trend.....Little change.
* Min humidity:
*     Valley floor....8-13 percent.
*     24 hr trend.....On average down 5 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....North wind up to 10 mph.
*     10000 ft msl....Northwest 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min temperature:
*     Valley floor....24-29.
*     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....Downslope/downvalley 2 to 5 mph.
*     10000 ft msl....West 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.WEDNESDAY...
* Sky/Weather.........Mostly sunny.
* Max temperature:
*     Valley floor....54-59.
*     24 hr trend.....On average up 3 degrees.
* Min humidity:
*     Valley floor....8-14 percent.
*     24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Upslope/upvalley 4 to 8 mph becoming southwest up
      to 10 mph in the afternoon.
*     10000 ft msl....Southwest 15 to 20 mph decreasing to 10 to 15 mph
      in the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.EXTENDED...
.THURSDAY...Partly cloudy. Isolated rain showers and snow showers. Lows
in the upper 20s to lower 30s. Highs in the mid to upper 50s.
Southwest wind 10 to 15 mph.
.FRIDAY...Partly cloudy. Isolated rain showers and snow showers. Lows in
the 30s. Highs in the 50s. Northwest wind 10 to 15 mph.
.SATURDAY...Mostly clear. Lows in the upper 20s to lower 30s. Highs
in the upper 50s to lower 60s. West wind up to 10 mph.

$$

NOTE: Mixing height...transport winds and ventilation category for
each zone are based on the following points:

Nevada Zone 466 - Laughlin-Bullhead City vicinity
California Zone 229 - Laughlin-Bullhead City vicinity
Arizona Zone 101 - Laughlin-Bullhead City vicinity
Arizona Zone 102 - Kingman vicinity
Nevada Zone 460 - Oriental Wash RAWS vicinity
Nevada Zone 461 - Kane Springs RAWS vicinity
Nevada Zone 462 - Desert Rock vicinity
Nevada Zone 463, 464 - Kyle Canyon vicinity
Nevada Zone 465 - Las Vegas vicinity

http://weather.gov/lasvegas


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.