Red Flag Warning 12, NWS Las Vegas, NV

880 
WWUS85 KVEF 201155
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
455 AM PDT TUE MAY 20 2014

.LOW HUMIDITY AND GUSTY SOUTHWEST WINDS WILL CONTINUE ACROSS
NORTHWEST ARIZONA TODAY.

AZZ102-202200-
/O.CON.KVEF.FW.W.0012.140520T1600Z-140521T0300Z/
NORTHWEST DESERTS/NORTHWEST PLATEAU-
455 AM MST TUE MAY 20 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO
8 PM MST THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY
FOR FIRE WEATHER ZONE 102...

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST 
  DESERTS/NORTHWEST PLATEAU.

* TIMING...9 AM THIS MORNING THROUGH 8 PM THIS EVENING.

* WIND...SOUTHWEST 15 TO 25 MPH WITH GUSTS OF 35 MPH OR GREATER. 
  LOCALLY HIGHER GUSTS ARE LIKELY ON EXPOSED RIDGETOPS AND NEAR 
  ANY CANYON OPENINGS. 

* HUMIDITY...MINIMUM VALUES 7 TO 12 PERCENT.

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY AND DRY FUELS CAN CREATE CONDITIONS THAT ARE 
  FAVORABLE FOR EXTREME FIRE BEHAVIOR. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS CRITICAL FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE FIRE
WEATHER OFFICIALS IN THE FIELD OF THIS RED FLAG WARNING.

&&

$$

HTTP://WEATHER.GOV/LASVEGAS

464 
WWUS85 KVEF 202151
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
251 PM PDT TUE MAY 20 2014

AZZ102-210300-
/O.CON.KVEF.FW.W.0012.000000T0000Z-140521T0300Z/
NORTHWEST DESERTS/NORTHWEST PLATEAU-
251 PM MST TUE MAY 20 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
102...

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST 
  DESERTS/NORTHWEST PLATEAU.

* TIMING...RED FLAG CONDITIONS ARE EXPECTED UNTIL 8 PM THIS
  EVENING.

* WIND...SOUTHWEST 15 TO 25 MPH WITH GUSTS OF 35 MPH OR GREATER. 
  LOCALLY HIGHER GUSTS ARE LIKELY ON EXPOSED RIDGETOPS AND NEAR 
  ANY CANYON OPENINGS. 

* HUMIDITY...MINIMUM VALUES 7 TO 12 PERCENT.

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY AND DRY FUELS CAN CREATE CONDITIONS THAT ARE 
  FAVORABLE FOR EXTREME FIRE BEHAVIOR. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS CRITICAL FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING OR IMMINENT.

&&

$$

HTTP://WEATHER.GOV/LASVEGAS

652 
WWUS85 KVEF 210240
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
740 PM PDT TUE MAY 20 2014

AZZ102-210345-
/O.EXP.KVEF.FW.W.0012.000000T0000Z-140521T0300Z/
NORTHWEST DESERTS/NORTHWEST PLATEAU-
740 PM MST TUE MAY 20 2014

...RED FLAG WARNING WILL EXPIRE AT 8 PM MST THIS EVENING FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
102...

WINDS HAVE STARTED TO DIMINISH THIS EVENING ACROSS MOHAVE COUNTY AND
WILL CONTINUE TO DECREASE ALONG WITH SOME RELATIVE HUMIDITY
RECOVERIES. THEREFORE...THE RED FLAG WARNING WILL BE ALLOWED TO
EXPIRE. 

$$

ASG

HTTP://WEATHER.GOV/LASVEGAS

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
218 PM PDT MON MAY 19 2014

.SYNOPSIS...AN APPROACHING LOW PRESSURE SYSTEM WILL BRING A COOLING
TREND AREAWIDE THROUGH WEDNESDAY...ALONG WITH PERIODS OF WINDY
CONDITIONS IN THE MOJAVE DESERT. CHANCES FOR SHOWERS AND
THUNDERSTORMS WILL INCREASE IN THE SOUTHERN GREAT BASIN TUESDAY AND
WEDNESDAY AS THE LOW MOVES OVERHEAD. THE LOW WILL FINALLY MOVE AWAY
FRIDAY AND SATURDAY...WITH RAIN CHANCES ENDING AND TEMPERATURES
REBOUNDING TO NEAR NORMAL.
&&

.DISCUSSION...UPPER LOW SPINNING JUST OFF THE NORTHERN CALIFORNIA
COAST CONTINUES TO DRAW CLOSER...AND WILL BE THE MAIN PLAYER FOR
MUCH OF THE FORECAST PERIOD. BY TOMORROW...THE LOW WILL BE OVER
CENTRAL CALIFORNIA...WITH PRECIP CHANCES BREAKING OUT OVER THE
NORTHWEST CORNER OF OUR CWA. AS THE LOW CENTER PASSES OVER THE
SIERRA TOMORROW AFTERNOON AND EVENING...A PERIOD OF SNOW IS EXPECTED
NEAR THE SIERRA CREST. IT IS LATE IN THE SEASON...AND THE WEATHER
HAS BEEN WARM...SO AM CONCERNED THAT RELATIVELY LIGHT SNOW AMOUNTS
COULD PRODUCE RELATIVELY HIGH IMPACT. THUS...HOISTED A WINTER
WEATHER ADVISORY FOR AREAS ABOVE 8500 FEET. ON THE OTHER SIDE OF THE
CWA...GUSTY WINDS WILL CONTINUE OVER MUCH OF THE MOJAVE DESERT. WIND
ADVISORY FOR NORTHWEST SAN BERNARDINO COUNTY LOOKS GOOD...AND ALSO
HOISTED ONE FOR MUCH OF MOHAVE COUNTY. HIGH FIRE DANGER AND VERY LOW
HUMIDITY WILL ALSO BE PRESENT THERE...SO UPGRADED THE FIRE WEATHER
WATCH TO A RED FLAG WARNING. FOR WEDNESDAY AND THURSDAY...THE LOW
CENTER IS EXPECTED TO STALL OUT AND WOBBLE AROUND OVER OR NEAR OUR
CWA. THIS WILL KEEP PRECIP CHANCES GOING EACH DAY...MAINLY OVER THE
HIGHER TERRAIN. TEMPERATURES ALOFT ARE COLD ENOUGH TO JUSTIFY
THUNDER IN THE AFTERNOONS AND EVENINGS AS WELL. THE LOW WILL SLOWLY
ROTATE AWAY TO THE SOUTHEAST AND THEN EAST FRIDAY AND
SATURDAY...WITH PRECIP CHANCES ENDING FROM WEST TO EAST. WINDS WILL
SUBSIDE WEDNESDAY AS THE LOW CENTER GETS CLOSER...AND SHOULD STAY
RELATIVELY LIGHT UNTIL THE LOW CENTER PULLS AWAY OVER THE WEEKEND.
MOST STATIONS WILL SEE THEIR COOLEST DAYS TUESDAY AND
WEDNESDAY...WITH A WARMING TREND BEGINNING THURSDAY AND ACCELERATING
FRIDAY AND SATURDAY AS THE LOW PULLS AWAY.
&&

.FIRE WEATHER...A PERSIST SOUTHWEST FLOW WILL CONTINUE OVER
NORTHWEST ARIZONA THROUGH TUESDAY...WITH WIND SPEEDS INCREASING A
BIT. LOW HUMIDITY AND VERY HIGH FIRE DANGER CONTINUE...AND THE FIRE
WEATHER WATCH WAS UPGRADED TO A RED FLAG WARNING.
&&

.AVIATION...FOR MCCARRAN...SUSTAINED SOUTH TO SOUTHWEST WINDS OF
15-20 KTS WILL AFFECT THE TERMINAL AREA THROUGH TUESDAY EVENING AS A
LOW PRESSURE SYSTEM MOVES FROM NORTHERN CALIFORNIA TOWARD SOUTHERN
NEVADA. THE STRONGEST GUSTS OF 30-35 KNOTS ARE LIKELY LATE THIS
AFTERNOON THROUGH EARLY EVENING. RUNWAY CONFIG 1 WILL BE FAVORED
DURING THE PERIOD. NO OPERATIONALLY SIGNIFICANT CLOUDS ARE EXPECTED
THROUGH TUESDAY.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...A LOW PRESSURE SYSTEM DROPPING FROM NORTHERN CALIFORNIA
TOWARD SOUTHERN NEVADA WILL PRODUCE WIDESPREAD SUSTAINED SOUTHWEST
WINDS OF 15-25 KNOTS ACROSS THE MOJAVE DESERT AND SOUTHERN GREAT
BASIN THROUGH TUESDAY EVENING. THE STRONGEST WINDS WILL BE OVER THE
WESTERN MOJAVE DESERT AND NORTHWEST ARIZONA WHERE GUSTS OF 30-40
KNOTS CAN BE EXPECTED. LOW TO MID CLOUDS AND SHOWERS WILL SPREAD
OVER THE SOUTHERN SIERRA AND WEST CENTRAL NEVADA CREATING MOUNTAIN
OBSCURATION LATE TUESDAY MORNING THROUGH WEDNESDAY.
&&

.VEF WATCHES/WARNINGS/ADVISORIES...
NV...NONE.
AZ...RED FLAG WARNING FROM 9 AM TO 8 PM MST TUESDAY FOR AZZ102.
CA...WINTER WEATHER ADVISORY FROM 11 AM TO 11 PM PDT TUESDAY FOR
     CAZ519.
     WIND ADVISORY FROM 5 PM THIS AFTERNOON TO 11 PM PDT TUESDAY FOR
     CAZ523.
&&

MORGAN/ADAIR

FOR MORE FORECAST INFORMATION...SEE US ON OUR WEBPAGE:

HTTP://WEATHER.GOV/LASVEGAS OR FOLLOW US ON FACEBOOK AND TWITTER

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAS VEGAS NV
611 AM PDT MON MAY 19 2014

AZZ001>003-036-CAZ519>527-NVZ014>022-201000-
NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-EASTERN SIERRA SLOPES-
OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT-
EASTERN MOJAVE DESERT-MORONGO BASIN-CADIZ BASIN-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SHEEP RANGE-SPRING MOUNTAINS-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
611 AM PDT MON MAY 19 2014 /611 AM MST MON MAY 19 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
ARIZONA...CALIFORNIA AND SOUTHERN NEVADA.

.DAY ONE...TODAY AND TONIGHT

GUSTY SOUTHWEST TO WEST WINDS WILL CONTINUE ACROSS THE MOJAVE DESERT
AND PARTS OF NORTHWEST ARIZONA. STRONGEST GUSTS OF 40 TO 50 MPH
WILL OCCUR IN THE WESTERN MOJAVE DESERT OF SAN BERNARDINO COUNTY
LATE THIS AFTERNOON AND TONIGHT. NO WEATHER HAZARDS EXPECTED AT THIS
TIME ELSEWHERE.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

GUSTS OF 40 TO 50 MPH WILL CONTINUE INTO TUESDAY EVENING IN THE
WESTERN MOJAVE DESERT. THOSE STRONG WINDS MAY SPREAD EAST INTO
NORTHWEST ARIZONA TUESDAY WHERE A A WIND ADVISORY MAY BE NEEDED.
OTHERWISE, A SLOW MOVING UPPER LOW WILL BRING RAIN SHOWERS, SNOW
SHOWERS AND ISOLATED THUNDERSTORMS MAINLY TO NORTHERN INYO AND
ESMERALDA COUNTIES TUESDAY AND WEDNESDAY. HIGH ELEVATION SNOW
ACCUMULATIONS WILL IMPACT CAMPERS, HIKERS AND OTHER OUTDOOR
ACTIVITIES IN THE SOUTHERN SIERRA NEVADA.

AS THE UPPER LOW SLOWLY MEANDERS SOUTH AND EAST THURSDAY THERE WILL
BE CHANCE OF SHOWERS AND AFTERNOON THUNDERSTORMS ACROSS MUCH OF THE
AREA. AS THE LOW SHIFTS EAST INTO ARIZONA OVER THE WEEKEND THE
THREAT WILL SHIFT TO MAINLY NORTHWEST ARIZONA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER...
SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.