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

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000
FNUS55 KVEF 212246
FWFVEF

Fire Weather Planning Forecast for Southern Nevada
Northwest Arizona and Southeast California
National Weather Service Las Vegas NV
246 PM PST Wed Feb 21 2018

.DISCUSSION...Below normal temperatures will continue into the
weekend. The next storm system is expected on Thursday into Friday.
This system will bring gusty winds to the region Thursday as well as
rain and snow to portions of the area. RHs will remain above
critical levels during this event, but gusty winds could result in
enhanced fire behavior. Active weather will continue well 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-NVZ466-221300-
Lake Mead NRA/Colorado River-AZ side-Lower Colorado River Valley-
Lake Mead NRA/Colorado River-NV side-
246 PM PST Wed Feb 21 2018 /346 PM MST Wed Feb 21 2018/

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     Valley floor....31-36.
*     24 hr trend.....On average up 5 degrees.
* Max humidity:
*     Valley floor....34-39 percent.
*     24 hr trend.....On average up 4 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........2.

.THURSDAY...
* Sky/Weather.........Mostly sunny. Areas of blowing dust in the
  afternoon.
* Max temperature:
*     Valley floor....61-66.
*     24 hr trend.....On average up 5 degrees.
* Min humidity:
*     Valley floor....15-20 percent.
*     24 hr trend.....On average up 5 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....South wind 10 to 20 mph. Gusts up to 30 mph
      increasing to 40 mph in the afternoon.
*     10000 ft msl....West 15 to 20 mph increasing to southwest 30 to
      40 mph in the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.
* Mixing height.......10300 ft agl.
* Transport winds.....Southeast around 10 knots increasing to south
  20 to 25 knots in the afternoon.
* Ventilation.........Excellent.

.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. Areas of blowing dust in the
  evening. Scattered rain showers in the evening. Scattered snow showers
  and isolated showers after midnight.
* Min temperature:
*     Valley floor....34-39.
*     24 hr trend.....On average up 3 degrees.
* Max humidity:
*     Valley floor....54-59 percent.
*     24 hr trend.....On average up 20 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Southwest wind 10 to 15 mph decreasing to around
      10 mph after midnight.
*     10000 ft msl....Southwest 35 to 45 mph decreasing to 30 to 40 mph
      after midnight.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........4.

.FRIDAY...
* Sky/Weather.........Partly cloudy then becoming mostly sunny.
  Scattered snow showers in the morning. Isolated rain showers through
  the day. Isolated snow showers in the afternoon.
* Max temperature:
*     Valley floor....58-63.
*     24 hr trend.....On average down 3 degrees.
* Min humidity:
*     Valley floor....11-21 percent.
*     24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Northwest wind up to 10 mph shifting to the north
      in the afternoon.
*     10000 ft msl....West 15 to 25 mph shifting to the northwest in
      the afternoon.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........3.
* Mixing height.......16900 ft agl.
* Transport winds.....Light winds becoming northwest 15 to 25 knots
  in the afternoon.
* Ventilation.........Excellent.

.EXTENDED...
.SATURDAY...Mostly clear. Lows in the 30s. Highs in the upper 50s
to mid 60s. Northwest wind up to 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 30s to lower 40s. Highs in
the 60s. Northwest wind around 10 mph.
.MONDAY...Mostly clear. Lows in the upper 30s to lower 40s. Highs
in the mid 60s to lower 70s. South wind around 10 mph.

$$

AZZ102-221300-
Northwest Deserts/Northwest Plateau-
346 PM MST Wed Feb 21 2018

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     3000 feet.......24-29.
*     6000 feet.......14-19.
*     24 hr trend.....On average up 6 degrees.
* Max humidity:
*     3000 feet.......36-41 percent.
*     6000 feet.......56-61 percent.
*     24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Downslope/downvalley 2 to 5 mph becoming south up
      to 10 mph after midnight.
*     Upper slopes....Downslope/downvalley 2 to 5 mph becoming
      southwest up to 10 mph after midnight.
*     10000 ft msl....West 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........2.

.THURSDAY...
* Sky/Weather.........Mostly sunny then becoming partly cloudy.
  Areas of blowing dust in the afternoon. Isolated snow showers in
  the afternoon.
* Max temperature:
*     3000 feet.......54-59.
*     6000 feet.......37-42.
*     24 hr trend.....On average up 4 degrees.
* Min humidity:
*     3000 feet.......17-24 percent.
*     6000 feet.......24-32 percent.
*     24 hr trend.....On average up 6 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....South winds 10 to 15 mph with gusts to around 35
      mph shifting to the southwest 15 to 25 mph with gusts to
      around 45 mph in the afternoon.
*     Upper slopes....South winds 10 to 15 mph with gusts to around 35
      mph shifting to the southwest 15 to 25 mph with gusts to
      around 45 mph in the afternoon.
*     10000 ft msl....West 15 to 20 mph increasing to southwest 30 to
      40 mph in the afternoon.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........3.
* Mixing height.......7500 ft agl.
* Transport winds.....South 10 to 20 knots increasing to southwest
  25 to 30 knots in the afternoon.
* Ventilation.........Excellent.

.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. Areas of blowing dust in the
  evening. Scattered snow showers and rain showers through the night.
* Min temperature:
*     3000 feet.......28-33.
*     6000 feet.......16-21.
*     24 hr trend.....On average up 2 degrees.
* Max humidity:
*     3000 feet.......70-75 percent.
*     6000 feet.......85-90 percent.
*     24 hr trend.....On average up 33 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Southwest winds 10 to 20 mph.
*     Upper slopes....Southwest winds 10 to 20 mph.
*     10000 ft msl....Southwest 35 to 45 mph.
* CWR (>= 0.10 in)....45 percent.
* LAL.................1.
* Haines Index........4.

.FRIDAY...
* Sky/Weather.........Partly cloudy. Scattered rain showers in the
  morning. Scattered snow showers through the day. Isolated rain showers
  in the afternoon.
* Max temperature:
*     3000 feet.......50-55.
*     6000 feet.......31-36.
*     24 hr trend.....On average down 5 degrees.
* Min humidity:
*     3000 feet.......19-29 percent.
*     6000 feet.......40-50 percent.
*     24 hr trend.....On average up 9 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....West winds up to 10 mph shifting to the northwest
      with gusts to around 30 mph in the afternoon.
*     Upper slopes....West winds around 10 mph shifting to the
      northwest in the afternoon. Gusts up to 35 mph.
*     10000 ft msl....Southwest 20 to 30 mph becoming west 10 to 15 mph
      in the afternoon.
* CWR (>= 0.10 in)....20 percent.
* LAL.................1.
* Haines Index........3.
* Mixing height.......14100 ft agl.
* Transport winds.....West around 10 knots shifting to the
  northwest 15 to 20 knots in the afternoon.
* Ventilation.........Excellent.

.EXTENDED...
.SATURDAY...Partly cloudy. Isolated snow showers. Lows 19 to 24.
Highs in the mid 40s to lower 50s. Northwest winds up to 10 mph.
.SUNDAY...Mostly clear. Lows in the 20s. Highs in the lower to mid
50s. Northwest wind around 10 mph.
.MONDAY...Mostly clear. Lows in the mid 20s to lower 30s. Highs in
the mid 50s to lower 60s. South wind around 10 mph.

$$

NVZ465-221300-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
246 PM PST Wed Feb 21 2018

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     4000 feet.......24-29.
*     24 hr trend.....On average up 3 degrees.
* Max humidity:
*     4000 feet.......39-44 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
      southwest up to 10 mph after midnight.
*     10000 ft msl....West 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........2.

.THURSDAY...
* Sky/Weather.........Partly cloudy. Areas of blowing dust in the
  afternoon. Isolated snow showers in the afternoon.
* Max temperature:
*     4000 feet.......53-58.
*     24 hr trend.....On average up 6 degrees.
* Min humidity:
*     4000 feet.......16-22 percent.
*     24 hr trend.....On average up 3 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....South winds 10 to 15 mph with gusts to around 35
      mph shifting to the southwest 15 to 25 mph with gusts to
      around 45 mph in the afternoon.
*     10000 ft msl....Southwest 15 to 20 mph increasing to 30 to 40 mph
      in the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........3.
* Mixing height.......8600 ft agl.
* Transport winds.....Southwest 10 to 15 knots increasing to 25 to
  30 knots in the afternoon.
* Ventilation.........Excellent.

.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. Areas of blowing dust in the
  evening. Isolated rain showers and snow showers through the night.
* Min temperature:
*     4000 feet.......26-31.
*     24 hr trend.....On average up 2 degrees.
* Max humidity:
*     4000 feet.......54-59 percent.
*     24 hr trend.....On average up 15 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....West winds 10 to 15 mph.
*     10000 ft msl....Southwest 25 to 35 mph becoming west 15 to 25 mph
      after midnight.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........4.

.FRIDAY...
* Sky/Weather.........Partly cloudy then becoming mostly sunny.
  Scattered snow showers in the morning, then isolated snow showers
  in the afternoon.
* Max temperature:
*     4000 feet.......50-55.
*     24 hr trend.....On average down 3 degrees.
* Min humidity:
*     4000 feet.......13-21 percent.
*     24 hr trend.....On average down 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Northwest winds 10 to 15 mph.
*     10000 ft msl....Northwest 15 to 25 mph increasing to north 20 to
      30 mph in the afternoon.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......17300 ft agl.
* Transport winds.....Northwest around 20 knots.
* Ventilation.........Excellent.

.EXTENDED...
.SATURDAY...Mostly clear. Lows 19 to 24. Highs in the mid 40s to
lower 50s. West winds up to 10 mph.
.SUNDAY...Mostly clear. Lows in the 20s. Highs in the upper 40s to
mid 50s. North wind around 10 mph.
.MONDAY...Mostly clear. Lows in the mid 20s to lower 30s. Highs in
the 50s. South wind up to 10 mph.

$$

NVZ463-464-221300-
Sheep Range-Spring Mountains-
246 PM PST Wed Feb 21 2018

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     7000 feet.......8-13.
*     24 hr trend.....On average up 5 degrees.
* Max humidity:
*     7000 feet.......52-57 percent.
*     24 hr trend.....On average up 6 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Upper slopes....Downslope/downvalley 2 to 5 mph becoming
      southwest around 10 mph after midnight.
*     10000 ft msl....West 10 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........2.

.THURSDAY...
* Sky/Weather.........Partly cloudy. Areas of blowing dust in the
  afternoon. Isolated snow showers in the afternoon.
* Max temperature:
*     7000 feet.......35-40.
*     24 hr trend.....On average up 3 degrees.
* Min humidity:
*     7000 feet.......27-37 percent.
*     24 hr trend.....On average up 5 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Upper slopes....Windy. Southwest winds 10 to 20 mph with gusts to
      around 40 mph increasing to 20 to 30 mph with gusts to around
      60 mph in the afternoon.
*     10000 ft msl....Southwest 15 to 20 mph increasing to 20 to 30 mph
      in the afternoon.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........3.
* Mixing height.......5300 ft agl.
* Transport winds.....Southwest 15 to 25 knots increasing to 25 to
  30 knots in the afternoon.
* Ventilation.........Excellent.

.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. Areas of blowing dust in the
  evening. Isolated snow showers through the night.
* Min temperature:
*     7000 feet.......8-13.
*     24 hr trend.....Little change.
* Max humidity:
*     7000 feet.......70-75 percent.
*     24 hr trend.....On average up 18 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Upper slopes....West winds 10 to 15 mph.
*     10000 ft msl....West 15 to 25 mph.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........3.

.FRIDAY...
* Sky/Weather.........Partly cloudy then becoming mostly sunny.
  Scattered snow showers in the morning, then isolated snow showers
  in the afternoon.
* Max temperature:
*     7000 feet.......33-38.
*     24 hr trend.....On average down 3 degrees.
* Min humidity:
*     7000 feet.......21-31 percent.
*     24 hr trend.....On average down 5 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Upper slopes....North winds 10 to 15 mph with gusts to around 30
      mph.
*     10000 ft msl....Northwest 15 to 25 mph increasing to north 20 to
      30 mph in the afternoon.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........3.
* Mixing height.......12500 ft agl.
* Transport winds.....North 20 to 25 knots.
* Ventilation.........Excellent.

.EXTENDED...
.SATURDAY...Mostly clear. Lows 12 to 17. Highs in the 30s. West
winds 10 to 15 mph.
.SUNDAY...Mostly clear. Lows 17 to 22. Highs in the mid 30s to
lower 40s. North wind 10 to 15 mph.
.MONDAY...Mostly clear. Lows in the lower to mid 20s. Highs in the
lower to mid 40s. South wind 10 mph.

$$

NVZ461-221300-
Lincoln County/Ely Dispatch-
246 PM PST Wed Feb 21 2018

.TONIGHT...
* Sky/Weather.........Mostly cloudy then becoming partly cloudy.
* Min temperature:
*     4000 feet.......22-27.
*     7000 feet.......9-14.
*     24 hr trend.....On average up 4 degrees.
* Max humidity:
*     4000 feet.......43-48 percent.
*     7000 feet.......64-69 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 south up
      to 10 mph after midnight.
*     Upper slopes....Downslope/downvalley 2 to 5 mph becoming south up
      to 10 mph after midnight.
*     10000 ft msl....Light and variable becoming southwest 10 to 15
      mph after midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........3.

.THURSDAY...
* Sky/Weather.........Partly cloudy then becoming mostly cloudy.
  Isolated snow showers through the day.
* Max temperature:
*     4000 feet.......47-52.
*     7000 feet.......31-36.
*     24 hr trend.....On average up 2 degrees.
* Min humidity:
*     4000 feet.......18-24 percent.
*     7000 feet.......29-39 percent.
*     24 hr trend.....On average up 7 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....South wind 10 to 15 mph.
*     Upper slopes....Southwest wind 10 to 15 mph with gusts to around
      35 mph.
*     10000 ft msl....Southwest 15 to 25 mph increasing to 20 to 30 mph
      in the afternoon.
* CWR (>= 0.10 in)....15 percent.
* LAL.................1.
* Haines Index........3.
* Mixing height.......10700 ft agl.
* Transport winds.....South 10 to 20 knots.
* Ventilation.........Excellent.

.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. Scattered snow showers.
* Min temperature:
*     4000 feet.......24-29.
*     7000 feet.......10-15.
*     24 hr trend.....Little change.
* Max humidity:
*     4000 feet.......61-66 percent.
*     7000 feet.......78-83 percent.
*     24 hr trend.....On average up 16 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Northwest wind 10 to 15 mph.
*     Upper slopes....Northwest wind up to 10 mph.
*     10000 ft msl....Southwest 15 to 25 mph becoming west 10 to 15 mph
      after midnight.
* CWR (>= 0.10 in)....35 percent.
* LAL.................1.
* Haines Index........3.

.FRIDAY...
* Sky/Weather.........Mostly cloudy then becoming partly cloudy.
  Scattered snow showers.
* Max temperature:
*     4000 feet.......46-51.
*     7000 feet.......30-35.
*     24 hr trend.....Little change.
* Min humidity:
*     4000 feet.......16-26 percent.
*     7000 feet.......26-36 percent.
*     24 hr trend.....On average down 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....North wind 10 to 15 mph with gusts to around 30
      mph.
*     Upper slopes....North wind 10 to 15 mph with gusts to around 30
      mph.
*     10000 ft msl....North 20 to 30 mph decreasing to 15 to 25 mph in
      the afternoon.
* CWR (>= 0.10 in)....35 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......17100 ft agl.
* Transport winds.....North 15 to 25 knots.
* Ventilation.........Excellent.

.EXTENDED...
.SATURDAY...Partly cloudy. Lows 7 to 12. Highs in the mid 40s to
lower 50s. West wind up to 10 mph.
.SUNDAY...Partly cloudy. Isolated snow showers. Lows 11 to 16.
Highs in the upper 40s to mid 50s. Northwest wind around 10 mph.
.MONDAY...Partly cloudy. Lows 16 to 21. Highs in the 50s. South
wind up to 10 mph.

$$

NVZ462-221300-
Nye County Deserts/Las Vegas Dispatch-
246 PM PST Wed Feb 21 2018

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     4000 feet.......21-26.
*     7000 feet.......10-15.
*     24 hr trend.....On average up 2 degrees.
* Max humidity:
*     4000 feet.......39-44 percent.
*     7000 feet.......54-59 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 south up
      to 10 mph after midnight.
*     Upper slopes....Downslope/downvalley 2 to 5 mph becoming
      southwest up to 10 mph after midnight.
*     10000 ft msl....Light and variable becoming west 10 to 15 mph
      after midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........2.

.THURSDAY...
* Sky/Weather.........Partly cloudy. Isolated snow showers in the
  afternoon.
* Max temperature:
*     4000 feet.......51-56.
*     7000 feet.......31-36.
*     24 hr trend.....On average up 4 degrees.
* Min humidity:
*     4000 feet.......15-20 percent.
*     7000 feet.......25-35 percent.
*     24 hr trend.....On average up 5 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....South wind around 10 mph shifting to the west in
      the afternoon. Gusts up to 35 mph.
*     Upper slopes....South wind 10 to 15 mph shifting to the west in
      the afternoon. Gusts up to 35 mph.
*     10000 ft msl....Southwest 15 to 25 mph.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........3.
* Mixing height.......10500 ft agl.
* Transport winds.....Southwest 10 to 20 knots.
* Ventilation.........Excellent.

.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. Scattered snow showers through
  the night.
* Min temperature:
*     4000 feet.......23-28.
*     7000 feet.......9-14.
*     24 hr trend.....Little change.
* Max humidity:
*     4000 feet.......52-57 percent.
*     7000 feet.......71-76 percent.
*     24 hr trend.....On average up 14 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Northwest wind 10 to 15 mph.
*     Upper slopes....Northwest wind 10 to 15 mph.
*     10000 ft msl....West 10 to 15 mph increasing to northwest 15 to
      25 mph after midnight.
* CWR (>= 0.10 in)....10 percent.
* LAL.................1.
* Haines Index........3.

.FRIDAY...
* Sky/Weather.........Partly cloudy then becoming mostly sunny.
  Isolated snow showers.
* Max temperature:
*     4000 feet.......48-53.
*     7000 feet.......29-34.
*     24 hr trend.....On average down 2 degrees.
* Min humidity:
*     4000 feet.......14-17 percent.
*     7000 feet.......23-29 percent.
*     24 hr trend.....On average down 3 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....North wind 10 to 15 mph with gusts to around 35
      mph.
*     Upper slopes....North wind 10 to 15 mph with gusts to around 35
      mph.
*     10000 ft msl....North 20 to 30 mph.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......16400 ft agl.
* Transport winds.....North 10 to 20 knots.
* Ventilation.........Excellent.

.EXTENDED...
.SATURDAY...Mostly clear. Lows 9 to 14. Highs in the mid 40s to
lower 50s. West wind 10 to 15 mph.
.SUNDAY...Mostly clear. Lows 14 to 19. Highs in the lower to mid
50s. North wind 10 to 15 mph.
.MONDAY...Mostly clear. Lows 18 to 23. Highs in the 50s. South wind
10 to 15 mph.

$$

NVZ460-221300-
Esmeralda and Nye County Deserts/CNC Dispatch-
246 PM PST Wed Feb 21 2018

.TONIGHT...
* Sky/Weather.........Partly cloudy then becoming mostly cloudy.
* Min temperature:
*     4000 feet.......16-21.
*     7000 feet.......10-15.
*     24 hr trend.....Little change.
* Max humidity:
*     4000 feet.......44-49 percent.
*     7000 feet.......57-62 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 south up
      to 10 mph after midnight.
*     10000 ft msl....Northwest up to 10 mph increasing to west after
      midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........2.

.THURSDAY...
* Sky/Weather.........Partly cloudy. Isolated snow showers in the
  morning. Scattered snow showers in the afternoon.
* Max temperature:
*     4000 feet.......44-49.
*     7000 feet.......34-39.
*     24 hr trend.....On average up 2 degrees.
* Min humidity:
*     4000 feet.......17-19 percent.
*     7000 feet.......24-34 percent.
*     24 hr trend.....On average up 6 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....South wind up to 10 mph shifting to the northwest
      with gusts to around 30 mph in the afternoon.
*     Upper slopes....Southwest wind around 10 mph shifting to the
      northwest with gusts to around 30 mph in the afternoon.
*     10000 ft msl....West 15 to 20 mph becoming 15 to 25 mph in the
      afternoon.
* CWR (>= 0.10 in)....10 percent.
* LAL.................1.
* Haines Index........3.
* Mixing height.......12900 ft agl.
* Transport winds.....Light winds becoming west 10 to 15 knots in
  the afternoon.
* Ventilation.........Excellent.

.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. Scattered snow showers.
* Min temperature:
*     4000 feet.......18-23.
*     7000 feet.......8-13.
*     24 hr trend.....Little change.
* Max humidity:
*     4000 feet.......55-60 percent.
*     7000 feet.......70-75 percent.
*     24 hr trend.....On average up 10 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Northwest wind 10 to 15 mph.
*     Upper slopes....Northwest wind 10 to 15 mph.
*     10000 ft msl....Northwest 20 to 30 mph.
* CWR (>= 0.10 in)....10 percent.
* LAL.................1.
* Haines Index........3.

.FRIDAY...
* Sky/Weather.........Partly cloudy. Isolated snow showers.
* Max temperature:
*     4000 feet.......42-47.
*     7000 feet.......31-36.
*     24 hr trend.....On average down 3 degrees.
* Min humidity:
*     4000 feet.......17-19 percent.
*     7000 feet.......20-29 percent.
*     24 hr trend.....On average down 3 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....North wind 15 to 20 mph with gusts to around 40
      mph.
*     Upper slopes....North wind 10 to 20 mph with gusts to around 40
      mph.
*     10000 ft msl....North 25 to 35 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.
* Mixing height.......14200 ft agl.
* Transport winds.....North 20 to 30 knots.
* Ventilation.........Excellent.

.EXTENDED...
.SATURDAY...Partly cloudy. Lows 10 to 15. Highs in the upper 40s to
lower 50s. West wind 10 to 15 mph.
.SUNDAY...Partly cloudy. Lows 16 to 21. Highs in the lower to mid
50s. Northwest wind 10 to 15 mph.
.MONDAY...Partly cloudy. Lows 18 to 23. Highs in the 50s. South
wind up to 10 mph.

$$

CAZ226-221300-
Owens Valley/Southern Inyo Forest-
246 PM PST Wed Feb 21 2018

.TONIGHT...
* Sky/Weather.........Partly cloudy. Isolated snow showers.
* Min temperature:
*     Valley floor....18-23.
*     7000 feet.......4 below to 1 above zero.
*     24 hr trend.....On average up 4 degrees.
* Max humidity:
*     Valley floor....46-51 percent.
*     7000 feet.......67-72 percent.
*     24 hr trend.....Little change.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Downslope/downvalley 2 to 5 mph.
*     Upper slopes....West winds up to 10 mph increasing to 10 to 20
      mph after midnight.
*     10000 ft msl....Northwest up to 10 mph increasing to west around
      10 mph after midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........2.

.THURSDAY...
* Sky/Weather.........Partly cloudy. Isolated snow showers through
  the day. Areas of blowing dust in the afternoon.
* Max temperature:
*     Valley floor....49-54.
*     7000 feet.......33-38.
*     24 hr trend.....On average up 2 degrees.
* Min humidity:
*     Valley floor....13-18 percent.
*     7000 feet.......25-35 percent.
*     24 hr trend.....On average down 4 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....West winds 10 to 15 mph with gusts to around 35
      mph increasing to 15 to 25 mph with gusts to around 50 mph in
      the afternoon.
*     Upper slopes....Windy. West winds 20 to 30 mph with gusts to
      around 60 mph.
*     10000 ft msl....West 15 to 20 mph increasing to 20 to 30 mph in
      the afternoon.
* CWR (>= 0.10 in)....15 percent.
* LAL.................1.
* Haines Index........4.

.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. Areas of blowing dust in the
  evening. Scattered snow showers through the night.
* Min temperature:
*     Valley floor....19-24.
*     7000 feet.......4 below-9 below zero.
*     24 hr trend.....On average down 4 degrees.
* Max humidity:
*     Valley floor....41-46 percent.
*     7000 feet.......65-70 percent.
*     24 hr trend.....On average down 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....Northwest winds 10 to 15 mph.
*     Upper slopes....Northwest winds 10 to 15 mph.
*     10000 ft msl....Northwest 25 to 35 mph decreasing to 15 to 20 mph
      after midnight.
* CWR (>= 0.10 in)....10 percent.
* LAL.................1.
* Haines Index........4.

.FRIDAY...
* Sky/Weather.........Partly cloudy. Isolated snow showers.
* Max temperature:
*     Valley floor....48-53.
*     7000 feet.......32-37.
*     24 hr trend.....Little change.
* Min humidity:
*     Valley floor....11-14 percent.
*     7000 feet.......19-29 percent.
*     24 hr trend.....On average down 4 percent.
* Wind (slope/valley=20 ft, 10 min avg):
*     Slope/valley....North winds 10 to 15 mph.
*     Upper slopes....North winds 10 to 15 mph.
*     10000 ft msl....North 20 to 30 mph.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........5.

.EXTENDED...
.SATURDAY...Mostly clear. Lows 14 to 19. Highs in the lower to mid
50s. Southwest winds up to 10 mph.
.SUNDAY...Mostly clear. Lows 19 to 24. Highs in the 50s. North wind
10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the 20s. Highs in the mid to upper
50s. Southwest wind around 10 mph.

$$

CAZ227-221300-
Death Valley National Park-
246 PM PST Wed Feb 21 2018

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     Valley floor....24-29.
*     24 hr trend.....On average up 2 degrees.
* Max humidity:
*     Valley floor....34-39 percent.
*     24 hr trend.....On average up 6 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Downslope/downvalley 2 to 5 mph becoming
      southeast up to 10 mph after midnight.
*     10000 ft msl....West up to 10 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........2.

.THURSDAY...
* Sky/Weather.........Mostly sunny. Areas of blowing dust in the
  afternoon.
* Max temperature:
*     Valley floor....60-65.
*     24 hr trend.....On average up 4 degrees.
* Min humidity:
*     Valley floor....10-18 percent.
*     24 hr trend.....On average up 2 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Southeast wind up to 10 mph shifting to the
      northwest with gusts to around 30 mph in the afternoon.
*     10000 ft msl....Southwest 10 to 15 mph increasing to west 20 to
      30 mph in the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.THURSDAY NIGHT...
* Sky/Weather.........Mostly cloudy. Areas of blowing dust in the
  evening. Isolated snow showers in the evening.
* Min temperature:
*     Valley floor....25-30.
*     24 hr trend.....Little change.
* Max humidity:
*     Valley floor....39-44 percent.
*     24 hr trend.....On average up 5 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Northwest wind up to 10 mph.
*     10000 ft msl....Northwest 15 to 25 mph.
* CWR (>= 0.10 in)....5 percent.
* LAL.................1.
* Haines Index........4.

.FRIDAY...
* Sky/Weather.........Partly cloudy. Isolated snow showers in the
  morning.
* Max temperature:
*     Valley floor....58-63.
*     24 hr trend.....On average down 2 degrees.
* Min humidity:
*     Valley floor....10-16 percent.
*     24 hr trend.....Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Northwest wind 10 to 15 mph.
*     10000 ft msl....Northwest 15 to 25 mph increasing to north 20 to
      30 mph in the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........5.

.EXTENDED...
.SATURDAY...Mostly clear. Lows in the 30s. Highs in the 60s. South
wind up to 10 mph.
.SUNDAY...Mostly clear. Lows in the upper 30s to lower 40s. Highs
in the upper 60s to lower 70s. North wind 10 to 15 mph.
.MONDAY...Mostly clear. Lows in the upper 30s to lower 40s. Highs
in the lower to mid 70s. South wind up to 10 mph.

$$

CAZ228-221300-
Mojave Desert Including Morongo Valley/Yucca Valley-
246 PM PST Wed Feb 21 2018

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min temperature:
*     Valley floor....28-33.
*     24 hr trend.....On average up 6 degrees.
* Max humidity:
*     Valley floor....42-47 percent.
*     24 hr trend.....On average up 15 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Southwest wind up to 10 mph.
*     10000 ft msl....West 10 to 15 mph.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........3.

.THURSDAY...
* Sky/Weather.........Mostly sunny. Areas of blowing dust in the
  afternoon.
* Max temperature:
*     Valley floor....61-66.
*     24 hr trend.....On average up 7 degrees.
* Min humidity:
*     Valley floor....15-25 percent.
*     24 hr trend.....On average up 7 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Southwest wind 10 to 15 mph shifting to the west
      15 to 25 mph in the afternoon. Gusts up to 50 mph.
*     10000 ft msl....West 20 to 30 mph increasing to 35 to 45 mph in
      the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.THURSDAY NIGHT...
* Sky/Weather.........Partly cloudy. Areas of blowing dust in the
  evening.
* Min temperature:
*     Valley floor....28-33.
*     24 hr trend.....Little change.
* Max humidity:
*     Valley floor....56-61 percent.
*     24 hr trend.....On average up 14 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....West wind 10 to 20 mph.
*     10000 ft msl....West 45 to 55 mph decreasing to 30 to 40 mph
      after midnight.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.FRIDAY...
* Sky/Weather.........Partly cloudy with isolated showers and snow
  showers in the morning.
* Max temperature:
*     Valley floor....55-60.
*     24 hr trend.....On average down 6 degrees.
* Min humidity:
*     Valley floor....11-17 percent.
*     24 hr trend.....On average down 6 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
*     Valley floor....Northwest wind 10 to 15 mph.
*     10000 ft msl....Northwest 15 to 25 mph increasing to 20 to 30 mph
      in the afternoon.
* CWR (>= 0.10 in)....0 percent.
* LAL.................1.
* Haines Index........4.

.EXTENDED...
.SATURDAY...Mostly clear. Lows in the mid to upper 20s. Highs in
the mid 50s to lower 60s. West wind up to 10 mph.
.SUNDAY...Mostly clear. Lows in the upper 20s to mid 30s. Highs in
the upper 50s to lower 60s. Northwest wind around 10 mph.
.MONDAY...Mostly clear. Lows in the lower to mid 30s. Highs in the
60s. South 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



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