Alert archive / California / Red Flag Warnings in 2015

Red Flag Warning 3, NWS Las Vegas, NV

April 13, 2015Inyo County, Tulare County, California; Mohave County, Arizona

NWS Las Vegas, NV issued this red flag warning at Apr 13, 2015, 2:16 AM PDT for Inyo County, Tulare County, California; Mohave County, Arizona. It took effect at Apr 13, 2015, 5:00 PM PDT. It was in force for 30 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 13, 2015, 2:16 AM PDT (09:16 UTC)
In effect from
Apr 13, 2015, 5:00 PM PDT
Expired
Apr 14, 2015, 11:00 PM PDT
In force
30 hr
Issued by
NWS Las Vegas, NV

Counties Mohave County, AZ, Inyo County, CA, Tulare County, CA

The radar

The Edwards AFB radar (KEYX), 142 km from the middle of the area, began a volume at 09:16 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Las Vegas, NV (KVEF), launched 00:00Z, 9.3 hours before the alert went out and 103 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Las Vegas, NV at 00:00Z on 2015-04-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Las Vegas, NV at 00:00Z on 2015-04-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
4351 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

192 
WWUS85 KVEF 130916
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
216 AM PDT MON APR 13 2015

.GUSTY WEST WINDS DRY CONDITIONS WILL CREATE CONDITIONS FAVORABLE
FOR RAPID FIRE GROWTH ACROSS THE EASTERN SIERRA SLOPES AND OWENS
VALLEY LATE THIS AFTERNOON INTO TUESDAY.

CAZ226-132300-
/O.UPG.KVEF.FW.A.0001.150414T0000Z-150414T2100Z/
/O.NEW.KVEF.FW.W.0003.150414T0000Z-150415T0600Z/
OWENS VALLEY/SOUTHERN INYO FOREST-
216 AM PDT MON APR 13 2015

...RED FLAG WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 PM
PDT TUESDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 226...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM 5 PM THIS AFTERNOON TO 11 PM PDT TUESDAY.

THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226 OWENS 
  VALLEY/SOUTHERN INYO FOREST.

* TIMING...STRONG WEST WINDS WILL DEVELOP ACROSS RIDGETOPS AND NEAR
  CANYON OPENINGS THIS EVENING...PEAKING BETWEEN 3 AM AND NOON
  TUESDAY. GUSTY NORTH WINDS BEHIND THE PASSAGE OF A COLD FRONT
  EARLY TUESDAY AFTERNOON WILL CONTINUE INTO TUESDAY EVENING.

* WIND...ABOVE 6000 FEET...WEST WINDS 45 TO 55 MPH WITH GUSTS TO 70
  MPH...BECOMING NORTH 20 TO 30 MPH BEHIND THE COLD FRONT TUESDAY
  AFTERNOON AND EVENING.
  
  BELOW 6000 FEET...WEST WINDS 25 TO 40 MPH WITH GUSTS 50 TO 60
  MPH...BECOMING NORTH 20 TO 30 MPH WITH GUSTS 40 TO 50 MPH BEHIND
  THE COLD FRONT TUESDAY AFTERNOON AND EVENING.

* HUMIDITY...ALONG THE EASTERN SLOPES OF THE SIERRA...10 TO 20
  PERCENT TODAY AND TUESDAY...RECOVERY UP TO 40 PERCENT IS POSSIBLE
  TONIGHT. IN THE OWENS VALLEY 5 TO 10 PERCENT TODAY AND TUESDAY
  AFTERNOON...RECOVERY UP TO 30-35 PERCENT POSSIBLE TONIGHT.

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR 
  EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. 

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
5 follow-up statements
337 
WWUS85 KVEF 132219
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
ISSUED BY NATIONAL WEATHER SERVICE FLAGSTAFF AZ
319 PM PDT MON APR 13 2015

.GUSTY WEST WINDS AND DRY AIR WILL CREATE CONDITIONS FAVORABLE FOR
RAPID FIRE GROWTH ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY
LATE THIS AFTERNOON INTO TUESDAY. IN ADDITION...CONDITIONS WILL BE
FAVORABLE FOR RAPID FIRE GROWTH ACROSS THE NORTHWEST DESERTS AND
NORTHWEST PLATEAU OF MOJAVE COUNTY ARIZONA ON TUESDAY AFTERNOON.

AZZ102-140700-
/O.EXB.KVEF.FW.W.0003.150414T1900Z-150415T0100Z/
NORTHWEST DESERTS/NORTHWEST PLATEAU-
319 PM MST MON APR 13 2015

...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM MST TUESDAY FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
102...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON TO 6 PM MST TUESDAY.

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

* TIMING...GUSTY SOUTHWEST WINDS WILL CONTINUE THROUGH ALL OF
  TUESDAY AFTERNOON.

* WIND...SOUTHWEST FROM 25-30 MPH WITH GUSTS TO AROUND 45-50 MPH.

* HUMIDITY...MINIMUM RELATIVE HUMIDITY BETWEEN 8 AND 12 PERCENT ON
  TUESDAY AFTERNOON.

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR 
  EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. 

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.

&&

$$

CAZ226-140700-
/O.CON.KVEF.FW.W.0003.150414T0000Z-150415T0600Z/
OWENS VALLEY/SOUTHERN INYO FOREST-
319 PM PDT MON APR 13 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT TUESDAY FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
226...

* AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226 OWENS 
  VALLEY/SOUTHERN INYO FOREST.

* TIMING...STRONG WEST WINDS WILL DEVELOP ACROSS RIDGETOPS AND 
  NEAR CANYON OPENINGS THIS EVENING...PEAKING BETWEEN 3 AM AND 
  NOON TUESDAY. GUSTY NORTH WINDS BEHIND THE PASSAGE OF A COLD 
  FRONT EARLY TUESDAY AFTERNOON WILL CONTINUE INTO TUESDAY 
  EVENING. 

* WIND...ABOVE 6000 FEET...WEST WINDS 45 TO 55 MPH WITH GUSTS TO 
  70 MPH...BECOMING NORTH 20 TO 30 MPH BEHIND THE COLD FRONT 
  TUESDAY AFTERNOON AND EVENING. 

* HUMIDITY...ALONG THE EASTERN SLOPES OF THE SIERRA...10 TO 20
  PERCENT THIS AFTERNOON AND TUESDAY...RECOVERY UP TO 40 PERCENT IS
  POSSIBLE TONIGHT. IN THE OWENS VALLEY 5 TO 10 PERCENT THIS
  AFTERNOON AND TUESDAY AFTERNOON...RECOVERY UP TO 30-35 PERCENT
  POSSIBLE TONIGHT.

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR 
  EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. 

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
363 
WWUS85 KVEF 140313
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
813 PM PDT MON APR 13 2015

.GUSTY WEST WINDS AND DRY AIR WILL CREATE CONDITIONS FAVORABLE
FOR RAPID FIRE GROWTH ACROSS THE EASTERN SIERRA SLOPES AND OWENS
VALLEY LATE THIS AFTERNOON INTO TUESDAY. IN ADDITION...CONDITIONS
WILL BE FAVORABLE FOR RAPID FIRE GROWTH ACROSS THE NORTHWEST
DESERTS AND NORTHWEST PLATEAU OF MOJAVE COUNTY ARIZONA ON TUESDAY
AFTERNOON.

CAZ226-141900-
/O.CON.KVEF.FW.W.0003.000000T0000Z-150415T0600Z/
OWENS VALLEY/SOUTHERN INYO FOREST-
813 PM PDT MON APR 13 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT TUESDAY FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
226...

* AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226 OWENS 
  VALLEY/SOUTHERN INYO FOREST.

* TIMING...STRONG WEST WINDS WILL DEVELOP ACROSS RIDGETOPS AND 
  NEAR CANYON OPENINGS THIS EVENING...PEAKING BETWEEN 3 AM AND 
  NOON TUESDAY. GUSTY NORTH WINDS BEHIND THE PASSAGE OF A COLD 
  FRONT EARLY TUESDAY AFTERNOON WILL CONTINUE INTO TUESDAY 
  EVENING. 

* WIND...ABOVE 6000 FEET...WEST WINDS 45 TO 55 MPH WITH GUSTS TO 
  70 MPH...BECOMING NORTH 20 TO 30 MPH BEHIND THE COLD FRONT 
  TUESDAY AFTERNOON AND EVENING. 

* HUMIDITY...ALONG THE EASTERN SLOPES OF THE SIERRA...10 TO 20 
  PERCENT THIS AFTERNOON AND TUESDAY...RECOVERY UP TO 40 PERCENT 
  IS POSSIBLE TONIGHT. IN THE OWENS VALLEY 5 TO 10 PERCENT THIS 
  AFTERNOON AND TUESDAY AFTERNOON...RECOVERY UP TO 30-35 PERCENT 
  POSSIBLE TONIGHT. 

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR 
  EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. 

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.

&&

$$

AZZ102-141900-
/O.CON.KVEF.FW.W.0003.150414T1900Z-150415T0100Z/
NORTHWEST DESERTS/NORTHWEST PLATEAU-
813 PM MST MON APR 13 2015

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM MST
TUESDAY 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...GUSTY SOUTHWEST WINDS WILL CONTINUE THROUGH ALL OF 
  TUESDAY AFTERNOON. 

* WIND...SOUTHWEST FROM 25-30 MPH WITH GUSTS TO AROUND 45-50 MPH.

* HUMIDITY...MINIMUM RELATIVE HUMIDITY BETWEEN 8 AND 12 PERCENT 
  ON TUESDAY AFTERNOON. 

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR 
  EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. 

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
683 
WWUS85 KVEF 141800
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1100 AM PDT TUE APR 14 2015

.GUSTY WEST WINDS AND DRY AIR WILL CREATE CONDITIONS FAVORABLE
FOR RAPID FIRE GROWTH ACROSS THE EASTERN SIERRA SLOPES AND OWENS
VALLEY THROUGH THIS EVENING AS A STRONG COLD FRONT CROSSES THE AREA.
IN ADDITION...CONDITIONS WILL BE FAVORABLE FOR RAPID FIRE GROWTH
ACROSS THE NORTHWEST DESERTS AND NORTHWEST PLATEAU OF MOJAVE COUNTY
ARIZONA THROUGH EARLY THIS EVENING.

CAZ226-150200-
/O.CON.KVEF.FW.W.0003.000000T0000Z-150415T0600Z/
OWENS VALLEY/SOUTHERN INYO FOREST-
1100 AM PDT TUE APR 14 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONE 226...

* AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226.

* TIMING...WINDS WILL BE HIGHEST THROUGH EARLY THIS EVENING THEN
  SLOWLY DECREASE AS THE EVENING PROGRESSES.

* WIND...ABOVE 6000 FEET...WEST WINDS 45 TO 55 MPH WITH GUSTS TO 70
  MPH...BECOMING NORTH 20 TO 30 MPH WITH GUSTS TO 50 MPH BEHIND THE
  COLD FRONT TUESDAY AFTERNOON AND EVENING.

* HUMIDITY...ALONG THE EASTERN SLOPES OF THE SIERRA...10 TO 20
  PERCENT THIS AFTERNOON. IN THE OWENS VALLEY 5 TO 10 PERCENT THIS
  AFTERNOON.

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE 
  FOR EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH.

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.

&&

$$

AZZ102-150100-
/O.CON.KVEF.FW.W.0003.150414T1900Z-150415T0100Z/
NORTHWEST DESERTS/NORTHWEST PLATEAU-
1100 AM PDT TUE APR 14 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING
FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONE 102...

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102.

* TIMING...GUSTY SOUTHWEST WINDS WILL CONTINUE THROUGH EARLY THIS
  EVENING. THE STRONGEST WINDS WILL BE LATE THIS AFTERNOON AND EARLY
  THIS EVENING.

* WIND...SOUTHWEST FROM 25-30 MPH WITH GUSTS TO AROUND 45-50 
  MPH.

* HUMIDITY...MINIMUM RELATIVE HUMIDITY BETWEEN 8 AND 12 PERCENT THIS
  AFTERNOON.

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE 
  FOR EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH.

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.

&&

$$

STACHELSKI
HTTP://WEATHER.GOV/LASVEGAS
305 
WWUS85 KVEF 150059
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
559 PM PDT TUE APR 14 2015

AZZ102-150200-
/O.EXP.KVEF.FW.W.0003.000000T0000Z-150415T0100Z/
NORTHWEST DESERTS/NORTHWEST PLATEAU-
559 PM PDT TUE APR 14 2015

...RED FLAG WARNING WILL EXPIRE AT 6 PM MST THIS EVENING FOR
STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONE 102...

HUMIDITY WILL GRADUALLY DECREASE EARLY THIS EVENING WHILE HUMIDITY
INCREASES. LOCALIZED RED FLAG CONDITIONS MAY PERSIST UNTIL 7 PM.

$$

CAZ226-150600-
/O.CON.KVEF.FW.W.0003.000000T0000Z-150415T0600Z/
OWENS VALLEY/SOUTHERN INYO FOREST-
559 PM PDT TUE APR 14 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONE 226...

* AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226.

* TIMING...WINDS WILL BE HIGHEST THROUGH EARLY THIS EVENING 
  THEN SLOWLY DECREASE AS THE EVENING PROGRESSES. 

* WIND...NORTH 20 TO 30 MPH WITH GUSTS TO 50 MPH.

* HUMIDITY...ALONG THE EASTERN SLOPES OF THE SIERRA...10 TO 20
  PERCENT THIS AFTERNOON AND EARLY EVENING. IN THE OWENS VALLEY 5
  TO 10 PERCENT THIS AFTERNOON AND EARLY EVENING.

* IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE 
  HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE 
  FOR EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH.

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
850 
WWUS85 KVEF 150536
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1036 PM PDT TUE APR 14 2015

CAZ226-150645-
/O.EXP.KVEF.FW.W.0003.000000T0000Z-150415T0600Z/
OWENS VALLEY/SOUTHERN INYO FOREST-
1036 PM PDT TUE APR 14 2015

...RED FLAG WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING FOR
STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONE 226...

WINDS HAVE DECREASED BELOW RED FLAG LEVELS OVER MOST OF THE AREA AND
RELATIVE HUMIDITY VALUES ARE CREEPING ABOVE 15 PERCENT SO THE RED
FLAG WARNING IS BEING ALLOWED TO EXPIRE.

$$


HTTP://WEATHER.GOV/LASVEGAS

The office that day

Everything else NWS Las Vegas, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 13, 3:21 AM PDTHigh Wind WarningVEFInyo56 hr
Apr 13, 3:21 AM PDTWind AdvisoryVEFInyo, San Bernardino63 hr

Nearby

Red Flag Warnings in California, 2015Red Flag Warnings in Arizona, 2015Every red flag warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.