Alert archive / Nevada / Red Flag Warnings in 2011

Red Flag Warning 6, NWS Las Vegas, NV

May 30, 20114 counties in Nevada; Mohave County, Arizona; San Bernardino County, California

NWS Las Vegas, NV issued this red flag warning at May 30, 2011, 3:08 PM PDT for 4 counties in Nevada; Mohave County, Arizona; San Bernardino County, California. It took effect at May 31, 2011, 11:00 AM PDT. It was in force for 37 hr. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 30, 2011, 3:08 PM PDT (22:08 UTC)
In effect from
May 31, 2011, 11:00 AM PDT
Expired
Jun 2, 2011, 12:00 AM PDT
In force
37 hr
Issued by
NWS Las Vegas, NV

Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV, Esmeralda County, NV, Lincoln County, NV, Nye County, NV

The radar

The Las Vegas radar (KESX), 131 km from the middle of the area, began a volume at 22:14 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.

What was reported inside it

TimeReportWhereRemark
May 31, 3:11 PM PDTNON-TSTM WND GST 593 Ssw Manhattan, NVQUIMA PEAK RAWS...7984 FT AMSL
Jun 1, 3:00 PM PDTNON-TSTM WND GST 6342 Ese Manhattan, NVWARM SPRINGS SUMMIT CEMP...7550 FT AMSL

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Las Vegas, NV (KVEF), launched 12:00Z, 10.1 hours before the alert went out and 38 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 12:00Z on 2011-05-30Temperature 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 12:00Z on 2011-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.1939587897Sfc1 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
2546 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
18 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.

437 
WWUS85 KVEF 302208
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
308 PM PDT MON MAY 30 2011

.ANOTHER PACIFIC STORM WILL MOVE TO JUST OFF THE NORTHERN
CALIFORNIA COAST TUESDAY AND THEN INLAND ON WEDNESDAY. THIS WILL
RESULT IN A DRY SOUTHWEST FLOW ALOFT WITH INCREASING SOUTHERLY
SURFACE WINDS. WESTERN PORTIONS OF THE AREA WILL EXPERIENCE WINDY
CONDITIONS TUESDAY WITH THOSE CONDITIONS LIKELY SPREADING EASTWARD
WEDNESDAY. LOW RELATIVE HUMIDITY VALUES ARE ALSO EXPECTED DURING
THIS TIME FRAME AND THE POTENTIAL COMBINATION OF GUSTY WINDS...LOW
AFTERNOON RELATIVE HUMIDITY AND DRY FUELS...MAY CREATE HAZARDOUS
FIRE CONDITIONS.

NVZ460-462-311400-
/O.UPG.KVEF.FW.A.0007.110531T1900Z-110601T0600Z/
/O.NEW.KVEF.FW.W.0006.110531T1800Z-110602T0300Z/
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
308 PM PDT MON MAY 30 2011

...RED FLAG WARNING IN EFFECT FROM 11 AM TUESDAY TO 8 PM PDT
WEDNESDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 460 AND 462...

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 11 AM TUESDAY TO 8 PM PDT WEDNESDAY. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA 
  AND NYE COUNTY DESERTS/CNC DISPATCH...FIRE WEATHER ZONE 462 
  NYE COUNTY DESERTS/LAS VEGAS DISPATCH.

* TIMING...WINDS WILL INCREASE TUESDAY MORNING WITH THE STRONGEST
  WINDS EXPECTED FROM THE LATE MORNING THROUGH EARLY EVENING BEFORE
  DECREASING.

* WIND...SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH FROM LATE
  MORNING THROUGH EARLY EVENING. 

* HUMIDITY...LOWERING BELOW 15 PERCENT BY LATE TUESDAY MORNING IN
  MOST AREAS AND BELOW 10 PERCENT MUCH OF THE AFTERNOON AND EARLY
  EVENING. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE
EXTREME FIRE GROWTH POTENTIAL.

&&

$$

AZZ101-102-CAZ229-NVZ463>466-311400-
/O.NEW.KVEF.FW.A.0008.110601T1800Z-110602T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-
SHEEP RANGE-SPRING MOUNTAINS-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
308 PM PDT MON MAY 30 2011 /308 PM MST MON MAY 30 2011/

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONES 101...102...229...463...464...465 AND 466...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A FIRE
WEATHER WATCH FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH
IS IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING. 

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD 
  NRA/COLORADO RIVER-AZ SIDE...FIRE WEATHER ZONE 102 NORTHWEST 
  DESERTS/NORTHWEST PLATEAU. IN CALIFORNIA...FIRE WEATHER ZONE 
  229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 
  463 SHEEP RANGE...FIRE WEATHER ZONE 464 SPRING MOUNTAINS...
  FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS 
  VEGAS DISPATCH...FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO 
  RIVER-NV SIDE. 

* TIMING...THERE IS POTENTIAL FOR STRONG WINDS TO DEVELOP BY LATE
  WEDNESDAY MORNING AND CONTINUING INTO WEDNESDAY EVENING. 

* WIND...SOUTH TO SOUTHWEST 15 TO 25 MPH WITH GUSTS AROUND 40 MPH.

* HUMIDITY...HUMIDITY WILL FALL BELOW 15 PERCENT BY MID WEDNESDAY
  MORNING AND DROP TO AROUND 5 PERCENT MUCH OF THE AFTERNOON.

* IMPACTS...PRECAUTIONARY/PREPAREDNESS ACTIONS...THE COMBINATION
  OF GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY FUELS WILL CREATE
  CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR.


A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$
6 follow-up statements
090 
WWUS85 KVEF 311235
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
535 AM PDT TUE MAY 31 2011

.ANOTHER PACIFIC STORM WILL MOVE TO JUST OFF THE NORTHERN
CALIFORNIA COAST BY LATE TONIGHT AND THEN INLAND ON WEDNESDAY. THIS
WILL RESULT IN A DRY SOUTHWEST FLOW ALOFT WITH INCREASING
SOUTHERLY SURFACE WINDS. WESTERN PORTIONS OF THE AREA WILL
EXPERIENCE WINDY CONDITIONS TODAY WITH THOSE CONDITIONS LIKELY
SPREADING EASTWARD WEDNESDAY. LOW RELATIVE HUMIDITY VALUES ARE
ALSO EXPECTED DURING THIS TIME FRAME AND THE POTENTIAL COMBINATION
OF GUSTY WINDS...LOW AFTERNOON RELATIVE HUMIDITY AND DRY
FUELS...WILL LIKELY CREATE HAZARDOUS FIRE CONDITIONS.

NVZ460-462-312300-
/O.CON.KVEF.FW.W.0006.110531T1800Z-110602T0300Z/
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
535 AM PDT TUE MAY 31 2011

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM PDT WEDNESDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONES 460 AND 462...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM PDT WEDNESDAY. 

* AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA 
  AND NYE COUNTY DESERTS/CNC DISPATCH...FIRE WEATHER ZONE 462 
  NYE COUNTY DESERTS/LAS VEGAS DISPATCH. 

* TIMING...WINDS WILL INCREASE THIS MORNING WITH THE STRONGEST
  WINDS EXPECTED FROM THE LATE MORNING THROUGH EARLY EVENING
  BEFORE DECREASING.

* WIND...SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH FROM LATE 
  MORNING THROUGH EARLY EVENING. 

* HUMIDITY...LOWERING BELOW 15 PERCENT BY LATE MORNING IN MOST
  AREAS AND BELOW 10 PERCENT MUCH OF THE AFTERNOON AND EARLY
  EVENING.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE
EXTREME FIRE GROWTH POTENTIAL.

&&

$$

AZZ101-102-CAZ229-NVZ463>466-312300-
/O.CON.KVEF.FW.A.0008.110601T1800Z-110602T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-
SHEEP RANGE-SPRING MOUNTAINS-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
535 AM PDT TUE MAY 31 2011 /535 AM MST TUE MAY 31 2011/

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH WEDNESDAY EVENING FOR STRONG WINDS AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 101...102...229...463...464...
465 AND 466...

A FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH WEDNESDAY EVENING. 

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD 
  NRA/COLORADO RIVER-AZ SIDE...FIRE WEATHER ZONE 102 NORTHWEST 
  DESERTS/NORTHWEST PLATEAU. IN CALIFORNIA...FIRE WEATHER ZONE 
  229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 
  463 SHEEP RANGE...FIRE WEATHER ZONE 464 SPRING MOUNTAINS... 
  FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS 
  VEGAS DISPATCH...FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO 
  RIVER-NV SIDE. 

* TIMING...THERE IS A POTENTIAL FOR STRONG WINDS TO DEVELOP BY
  LATE WEDNESDAY MORNING AND THEN CONTINUING INTO WEDNESDAY
  EVENING.

* WIND...SOUTH TO SOUTHWEST 15 TO 25 MPH WITH GUSTS AROUND 40 
  MPH.

* HUMIDITY...HUMIDITY WILL FALL BELOW 15 PERCENT BY MID 
  WEDNESDAY MORNING AND DROP TO AROUND 5 PERCENT MUCH OF THE 
  AFTERNOON. 

* IMPACTS...PRECAUTIONARY/PREPAREDNESS ACTIONS...THE COMBINATION 
  OF GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY FUELS WILL 
  CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE 
  BEHAVIOR. 

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$
795 
WWUS85 KVEF 312151
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
251 PM PDT TUE MAY 31 2011

.A STRONG PACIFIC STORM SYSTEM OFF THE NORTHERN CALIFORNIA COAST
TONIGHT WILL MOVE INLAND WEDNESDAY. THIS WILL KEEP GUSTY WINDS
THROUGH THIS EVENING ACROSS WESTERN PORTIONS OF SOUTHERN NEVADA
WITH THE STRONG WINDS DEVELOPING OVER MUCH OF SOUTHERN NEVADA AND
NORTHWEST ARIZONA BY WEDNESDAY AFTERNOON. LOW RELATIVE HUMIDITY
VALUES ARE ALSO EXPECTED DURING THIS TIME FRAME AND THE COMBINATION
OF GUSTY WINDS...LOW AFTERNOON RELATIVE HUMIDITY AND DRY FUELS
WILL CREATE HAZARDOUS FIRE CONDITIONS.

AZZ101-102-CAZ229-NVZ463>466-011500-
/O.UPG.KVEF.FW.A.0008.110601T1800Z-110602T0300Z/
/O.EXB.KVEF.FW.W.0006.110601T1800Z-110602T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-
SHEEP RANGE-SPRING MOUNTAINS-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
251 PM PDT TUE MAY 31 2011 /251 PM MST TUE MAY 31 2011/

...RED FLAG WARNING IN EFFECT FROM 11 AM PDT /11 AM MST/ TO 8 PM
PDT /8 PM MST/ WEDNESDAY FOR STRONG WINDS AND LOW RELATIVE
HUMIDITY FOR MOST OF SOUTHERN NEVADA AND NORTHWEST ARIZONA...FIRE
WEATHER ZONES 101...102...229...463...464... 465 AND 466...

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 11 AM PDT /11 AM MST/ TO 8 PM PDT /8 PM MST/
WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD 
  NRA/COLORADO RIVER-AZ SIDE...FIRE WEATHER ZONE 102 NORTHWEST 
  DESERTS/NORTHWEST PLATEAU. IN CALIFORNIA...FIRE WEATHER ZONE 
  229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 
  463 SHEEP RANGE...FIRE WEATHER ZONE 464 SPRING MOUNTAINS...
  FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS 
  VEGAS DISPATCH...FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO 
  RIVER-NV SIDE. 

* TIMING...WINDS WILL INCREASE BY LATE MORNING WITH THE STRONGEST
  WINDS WEDNESDAY AFTERNOON INTO EARLY EVENING.

* WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS TO 45 MPH.

* HUMIDITY...DROPPING BELOW 15 PERCENT BY LATE MORNING THEN
  BETWEEN 5 AND 10 PERCENT MUCH OF THE AFTERNOON AND EARLY EVENING.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE
EXTREME FIRE GROWTH POTENTIAL.

&&

$$

NVZ460-462-011500-
/O.CON.KVEF.FW.W.0006.000000T0000Z-110602T0300Z/
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
251 PM PDT TUE MAY 31 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT WEDNESDAY
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR ESMERALDA AND NYE
COUNTIES...FIRE WEATHER ZONES 460 AND 462...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT WEDNESDAY. 

* AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA 
  AND NYE COUNTY DESERTS/CNC DISPATCH...FIRE WEATHER ZONE 462 
  NYE COUNTY DESERTS/LAS VEGAS DISPATCH. 

* TIMING...STRONG WINDS WILL CONTINUE THROUGH EARLY THIS EVENING
  AND WILL DIMINISH SOMEWHAT OVERNIGHT. WINDS WILL INCREASE AGAIN
  BY LATE WEDNESDAY MORNING WITH THE STRONGEST WINDS DURING THE
  AFTERNOON AND EARLY EVENING.

* WIND...SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH THROUGH
  EARLY THIS EVENING AND AGAIN WEDNESDAY AFTERNOON AND EVENING.

* HUMIDITY...AROUND 5 PERCENT THROUGH THIS EVENING AND AGAIN
  WEDNESDAY AFTERNOON WITH POOR RECOVERY TONIGHT.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE
EXTREME FIRE GROWTH POTENTIAL.

&&

$$
646 
WWUS85 KVEF 011304
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
604 AM PDT WED JUN 1 2011

.A STRONG PACIFIC STORM SYSTEM OVER THE NORTHERN CALIFORNIA COAST
WILL MOVE EAST DURING THE DAY. THIS WILL RESULT IN GUSTY WINDS
DEVELOPING OVER PORTIONS OF SOUTHEAST CALIFORNIA...MUCH OF SOUTHERN NEVADA AND
NORTHWEST ARIZONA BY THIS AFTERNOON. LOW RELATIVE HUMIDITY VALUES
ARE ALSO EXPECTED DURING THIS AFTERNOON AND THE COMBINATION OF
GUSTY WINDS...LOW AFTERNOON RELATIVE HUMIDITY AND DRY FUELS WILL
CREATE HAZARDOUS FIRE CONDITIONS.

NVZ460-462-012000-
/O.CON.KVEF.FW.W.0006.000000T0000Z-110602T0300Z/
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
604 AM PDT WED JUN 1 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR ESMERALDA AND NYE
COUNTIES...FIRE WEATHER ZONES 460 AND 462...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING.

* AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA 
  AND NYE COUNTY DESERTS/CNC DISPATCH...FIRE WEATHER ZONE 462 
  NYE COUNTY DESERTS/LAS VEGAS DISPATCH. 

* TIMING...WINDS WILL INCREASE AGAIN BY LATE THIS MORNING WITH
  THE STRONGEST WINDS DURING THE AFTERNOON AND EARLY EVENING.

* WIND...SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH.

* HUMIDITY...LOWERING TO AROUND 5 PERCENT THIS AFTERNOON THROUGH
  THIS EVENING WITH ONLY POOR RECOVERY TONIGHT.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE
EXTREME FIRE GROWTH POTENTIAL.

&&

$$

AZZ101-102-CAZ229-NVZ463>466-012000-
/O.CON.KVEF.FW.W.0006.110601T1800Z-110602T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-
SHEEP RANGE-SPRING MOUNTAINS-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
604 AM PDT WED JUN 1 2011 /604 AM MST WED JUN 1 2011/

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/
THIS MORNING TO 8 PM PDT /8 PM MST/ THIS EVENING FOR STRONG WINDS
AND LOW RELATIVE HUMIDITY FOR MOST OF SOUTHERN NEVADA AND
NORTHWEST ARIZONA...FIRE WEATHER ZONES 101...102...229...463...
464... 465 AND 466...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/
THIS MORNING TO 8 PM PDT /8 PM MST/ THIS EVENING. 

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD 
  NRA/COLORADO RIVER-AZ SIDE...FIRE WEATHER ZONE 102 NORTHWEST 
  DESERTS/NORTHWEST PLATEAU. IN CALIFORNIA...FIRE WEATHER ZONE 
  229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 
  463 SHEEP RANGE...FIRE WEATHER ZONE 464 SPRING MOUNTAINS... 
  FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS 
  VEGAS DISPATCH...FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO 
  RIVER-NV SIDE. 

* TIMING...WINDS WILL INCREASE BY LATE MORNING WITH THE STRONGEST
  WINDS THIS AFTERNOON INTO EARLY EVENING.

* WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS TO 45 MPH.

* HUMIDITY...DROPPING BELOW 15 PERCENT BY LATE MORNING THEN 
  BETWEEN 5 AND 10 PERCENT MUCH OF THE AFTERNOON AND EARLY 
  EVENING. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE
EXTREME FIRE GROWTH POTENTIAL.

&&

$$
877 
WWUS85 KVEF 011843
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1143 AM PDT WED JUN 1 2011

.A STRONG PACIFIC STORM SYSTEM MOVING ACROSS NORTHERN CALIFORNIA
TODAY WILL RESULT IN GUSTY WINDS OVER PORTIONS OF SOUTHEAST
CALIFORNIA...MUCH OF SOUTHERN NEVADA AND NORTHWEST ARIZONA. LOW
RELATIVE HUMIDITY VALUES ARE ALSO EXPECTED THIS AFTERNOON AND THE
COMBINATION OF GUSTY WINDS...LOW AFTERNOON RELATIVE HUMIDITY AND
DRY FUELS WILL CREATE HAZARDOUS FIRE CONDITIONS.

AZZ101-102-CAZ229-NVZ460-462>466-020300-
/O.CON.KVEF.FW.W.0006.000000T0000Z-110602T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-SHEEP RANGE-
SPRING MOUNTAINS-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
1143 AM PDT WED JUN 1 2011 /1143 AM MST WED JUN 1 2011/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/
THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR MOST
OF SOUTHERN NEVADA AND NORTHWEST ARIZONA...FIRE WEATHER ZONES
101...102...229...463... 464... 465 AND 466...

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD 
  NRA/COLORADO RIVER-AZ SIDE...FIRE WEATHER ZONE 102 NORTHWEST 
  DESERTS/NORTHWEST PLATEAU. IN CALIFORNIA...FIRE WEATHER ZONE 
  229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 
  463 SHEEP RANGE...FIRE WEATHER ZONE 464 SPRING MOUNTAINS... 
  FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS 
  VEGAS DISPATCH...FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO 
  RIVER-NV SIDE. 

* TIMING...THROUGH THIS AFTERNOON INTO EARLY EVENING.

* WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS TO 45 MPH.

* HUMIDITY...MAINLY BETWEEN 5 AND 10 PERCENT MUCH OF THE
  AFTERNOON AND EARLY EVENING. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE
EXTREME FIRE GROWTH POTENTIAL.

&&

$$
682 
WWUS85 KVEF 020253
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
753 PM PDT WED JUN 1 2011

AZZ101-102-CAZ229-NVZ463>466-020400-
/O.EXP.KVEF.FW.W.0006.000000T0000Z-110602T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-
SHEEP RANGE-SPRING MOUNTAINS-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
753 PM PDT WED JUN 1 2011 /753 PM MST WED JUN 1 2011/

...RED FLAG WARNING WILL EXPIRE AT 8 PM THIS EVENING FOR FIRE
WEATHER ZONES 101 - 102 - 229 - 463 - 464 - 465 AND 466...

THE RED FLAG WARNING FOR MOHAVE COUNTY...CLARK COUNTY...SOUTHWEST
LINCOLN COUNTY AND THE COLORADO RIVER VALLEY WILL EXPIRE AT 8 PM
THIS EVENING.

WINDS HAD SUBSIDED THIS EVENING AND ARE NOT EXPECTED TO INCREASE
AGAIN. THEREFORE...THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE.

$$

NVZ460-462-020700-
/O.EXT.KVEF.FW.W.0006.000000T0000Z-110602T0700Z/
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
753 PM PDT WED JUN 1 2011

...RED FLAG WARNING NOW IN EFFECT UNTIL MIDNIGHT PDT TONIGHT FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
460 AND 462...

THE RED FLAG WARNING FOR ESMERALDA COUNTY AND MUCH OF NYE COUNTY
IS NOW IN EFFECT UNTIL MIDNIGHT PDT TONIGHT.

* AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA AND
  NYE COUNTY DESERTS CNC DISPATCH AND FIRE WEATHER ZONES 462 NYE
  COUNTY DESERTS LAS VEGAS DISPATCH.

* TIMING...THROUGH THIS EVENING.

* WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS TO 40 MPH
  EARLY THIS EVENING DIMINISHING TO 15 TO 25 MPH BY MIDNIGHT.

* HUMIDITY...5 TO 10 PERCENT EARLY THIS EVENING...SLOWLY RISING TO
  NEAR 15 PERCENT BY MIDNIGHT.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE
EXTREME FIRE GROWTH POTENTIAL.

&&

$$

MORGAN
647 
WWUS85 KVEF 020634
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1134 PM PDT WED JUN 1 2011

NVZ460-462-020745-
/O.EXP.KVEF.FW.W.0006.000000T0000Z-110602T0700Z/
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
1134 PM PDT WED JUN 1 2011

...RED FLAG WARNING WILL EXPIRE AT MIDNIGHT PDT TONIGHT FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
460 AND 462...

THE RED FLAG WARNING FOR ESMERALDA AND MUCH OF NYE COUNTY WILL
EXPIRE AT MIDNIGHT PDT TONIGHT.

WINDS HAD SUBSIDED AND RELATIVE HUMIDITIES HAD BEGUN TO RECOVER
LATE THIS EVENING. THEREFORE...THE RED FLAG WARNING WILL BE
ALLOWED TO EXPIRE AT MIDNIGHT.

$$

MORGAN

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 5:19 AM PDTFire Weather WatchVEFEsmeralda, Nye10 hr
May 30, 3:08 PM PDTFire Weather WatchVEFClark, Lincoln, Nye24 hr
May 30, 3:23 PM PDTWind AdvisoryVEFClark, Esmeralda, Nye32 hr

Nearby

Red Flag Warnings in Nevada, 2011Red Flag Warnings in Arizona, 2011Red Flag Warnings in California, 2011Every red flag warning in 2011

Sources

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