Alert archive / Nevada / Red Flag Warnings in 2011

Red Flag Warning 8, NWS Las Vegas, NV

June 4, 2011Clark County, Lincoln County, Nye County, Nevada; Mohave County, Arizona; San Bernardino County, California

NWS Las Vegas, NV issued this red flag warning at Jun 4, 2011, 3:16 PM PDT for Clark County, Lincoln County, Nye County, Nevada; Mohave County, Arizona; San Bernardino County, California. It took effect at Jun 5, 2011, 11:00 AM PDT. It was in force for 9 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
Jun 4, 2011, 3:16 PM PDT (22:16 UTC)
In effect from
Jun 5, 2011, 11:00 AM PDT
Expired
Jun 5, 2011, 8:00 PM PDT
In force
9 hr
Issued by
NWS Las Vegas, NV

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

The radar

The Las Vegas radar (KESX), 94 km from the middle of the area, began a volume at 22:22 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 12:00Z, 10.3 hours before the alert went out and 28 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 2011-06-04Temperature 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 2011-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
4218 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
28 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.

030 
WWUS85 KVEF 042216
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
316 PM PDT SAT JUN 4 2011

.AN UNSEASONABLY STRONG LOW PRESSURE SYSTEM WILL LIE OFF THE
NORTHERN CALIFORNIA COAST SUNDAY BEFORE MOVING INLAND MONDAY. STRONG
SOUTH WINDS AND DRY CONDITIONS WILL CREATE FAVORABLE CONDITIONS
FOR EXTREME FIRE BEHAVIOR ACROSS SOUTHEAST NEVADA AND NORTHWEST
ARIZONA SUNDAY.

NVZ460-462-050300-
/O.CAN.KVEF.FW.A.0010.110605T1800Z-110606T0300Z/
/O.CON.KVEF.FW.W.0007.000000T0000Z-110605T0300Z/
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
316 PM PDT SAT JUN 4 2011

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

...FIRE WEATHER WATCH IS CANCELLED FOR STRONG WINDS AND LOW
RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 460 AND 462 AS HIGHER
RELATIVE HUMIDITY VALUES ARE FORECAST FOR SUNDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE FIRE
WEATHER WATCH. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM
PDT THIS EVENING. 

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

A RED FLAG WARNING REMAINS IN EFFECT FOR ESMERALDA AND NYE
COUNTIES 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...STRONG SOUTH TO SOUTHEAST WINDS WILL CONTINUE DURING
  THE AFTERNOON AND EARLY EVENING HOURS...THEN DECREASE AFTER
  SUNSET.

* WIND...SOUTH TO SOUTHEAST 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* HUMIDITY...MINIMUM VALUES BETWEEN 5 AND 12 PERCENT.

* 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-NVZ461-463>466-051415-
/O.UPG.KVEF.FW.A.0010.110605T1800Z-110606T0300Z/
/O.NEW.KVEF.FW.W.0008.110605T1800Z-110606T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LINCOLN COUNTY/ELY DISPATCH-
SHEEP RANGE-SPRING MOUNTAINS-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
316 PM PDT SAT JUN 4 2011 /316 PM MST SAT JUN 4 2011/

...RED FLAG WARNING IN EFFECT FROM 11 AM PDT /11 AM MST/ TO 8 PM
PDT /8 PM MST/ SUNDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY
FOR FIRE WEATHER ZONES 101...102...461...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/ SUNDAY.

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 NEVADA...FIRE WEATHER ZONE 461 
  LINCOLN COUNTY/ELY DISPATCH...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...STRONG SOUTH TO SOUTHEAST WINDS WILL INCREASE BY LATE
  SUNDAY MORNING...PEAK DURING THE AFTERNOON AND EARLY EVENING
  HOURS...THEN DECREASE AFTER SUNSET.

* WIND...SOUTH TO SOUTHEAST 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* HUMIDITY...MINIMUM VALUES BETWEEN 5 AND 13 PERCENT.

* 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.

&&

$$

CAZ229-051415-
/O.NEW.KVEF.FW.W.0008.110605T1800Z-110606T0300Z/
LOWER COLORADO RIVER VALLEY-
316 PM PDT SAT JUN 4 2011

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM PDT SUNDAY FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
229...

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 TO 8 PM PDT SUNDAY. 

* AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER 
  COLORADO RIVER VALLEY.

* TIMING...STRONG SOUTH TO SOUTHEAST WINDS WILL INCREASE BY LATE
  SUNDAY MORNING...PEAK DURING THE AFTERNOON AND EARLY EVENING
  HOURS...THEN DECREASE AFTER SUNSET.

* WIND...SOUTH 20 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* HUMIDITY...MINIMUM VALUES BETWEEN 5 AND 10 PERCENT.

* 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.

&&

$$

PIERCE
5 follow-up statements
034 
WWUS85 KVEF 050251
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
751 PM PDT SAT JUN 4 2011

.AN UNSEASONABLY STRONG LOW PRESSURE SYSTEM WILL LIE OFF THE
NORTHERN CALIFORNIA COAST SUNDAY BEFORE MOVING INLAND MONDAY.
STRONG SOUTH WINDS AND DRY CONDITIONS WILL CREATE FAVORABLE
CONDITIONS FOR EXTREME FIRE BEHAVIOR ACROSS SOUTHEAST NEVADA AND
NORTHWEST ARIZONA SUNDAY AFTERNOON THROUGH EARLY EVENING.

NVZ460-462-050400-
/O.EXP.KVEF.FW.W.0007.000000T0000Z-110605T0300Z/
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
751 PM PDT SAT JUN 4 2011

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
460 AND 462...

THE RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR THE
ESMERALDA AND NYE COUNTY DESERTS. SOUTH WIND GUSTS HAVE DECREASED
BELOW 35 MPH AT MOST SITES WITHIN THE WARNING AREA AND SPEEDS ARE
EXPECTED TO DECREASE TO LESS THAN 15 MPH BY 11 PM. RELATIVE
HUMIDITY RECOVERY WILL BE MARGINAL WITH VALUES CLIMBING TO BETWEEN
25 AND 35 PERCENT OVERNIGHT.

$$

AZZ101-102-CAZ229-NVZ461-463>466-051300-
/O.CON.KVEF.FW.W.0008.110605T1800Z-110606T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-
LINCOLN COUNTY/ELY DISPATCH-SHEEP RANGE-SPRING MOUNTAINS-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
751 PM PDT SAT JUN 4 2011 /751 PM MST SAT JUN 4 2011/

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/
TO 8 PM PDT /8 PM MST/ SUNDAY FOR STRONG WINDS AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 101...102...461...463...464...
465 AND 466...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/
TO 8 PM PDT /8 PM MST/ SUNDAY FOR MUCH OF SOUTHEAST NEVADA AND
NORTHWEST ARIZONA.

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD
  NRA/COLORADO RIVER-AZ SIDE...FIRE WEATHER ZONE 102 NORTHWEST
  DESERTS/NORTHWEST PLATEAU. IN NEVADA...FIRE WEATHER ZONE 461
  LINCOLN COUNTY/ELY DISPATCH...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...STRONG SOUTH TO SOUTHEAST WINDS WILL INCREASE BY LATE
  SUNDAY MORNING...PEAK DURING THE AFTERNOON AND EARLY EVENING
  HOURS...THEN DECREASING AFTER SUNSET.

* WIND...SOUTH TO SOUTHEAST 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* HUMIDITY...MINIMUM VALUES BETWEEN 5 AND 13 PERCENT.

* 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.

&&

$$

JA
738 
WWUS85 KVEF 051016
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
316 AM PDT SUN JUN 5 2011

.A STRONG PACIFIC STORM SYSTEM OFF THE CALIFORNIA COAST WILL
CAUSE STRONG SOUTHERLY WINDS ACROSS SOUTHERN NEVADA AND NORTHWEST
ARIZONA TODAY. THE STRONG WINDS WILL COMBINE WITH DRY CONDITIONS
TO CREATE FAVORABLE CONDITIONS FOR EXTREME FIRE BEHAVIOR THIS
AFTERNOON THROUGH EARLY EVENING.

NVZ462-052000-
/O.EXA.KVEF.FW.W.0008.110605T1800Z-110606T0300Z/
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-
316 AM PDT SUN JUN 5 2011

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM PDT
THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 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 THIS MORNING TO 8 PM PDT THIS EVENING.

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

* TIMING...STRONG SOUTH WINDS WILL INCREASE BY LATE THIS
  MORNING...PEAK DURING THE AFTERNOON AND EARLY EVENING
  HOURS...THEN DECREASING AFTER SUNSET.

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

* HUMIDITY...10 TO 15 PERCENT MUCH OF THE DAY.

* 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-NVZ461-463>466-052000-
/O.CON.KVEF.FW.W.0008.110605T1800Z-110606T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-
LINCOLN COUNTY/ELY DISPATCH-SHEEP RANGE-SPRING MOUNTAINS-
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-
316 AM PDT SUN JUN 5 2011 /316 AM MST SUN JUN 5 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 FIRE WEATHER ZONES 101...102...
461...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 NEVADA...FIRE WEATHER ZONE 461
  LINCOLN COUNTY/ELY DISPATCH...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...STRONG SOUTH TO SOUTHEAST WINDS WILL INCREASE BY LATE
  SUNDAY MORNING...PEAK DURING THE AFTERNOON AND EARLY EVENING
  HOURS...THEN DECREASING AFTER SUNSET.

* WIND...SOUTH TO SOUTHEAST 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* HUMIDITY...MINIMUM VALUES BETWEEN 5 AND 13 PERCENT.

* 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.

&&

$$
955 
WWUS85 KVEF 051805
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1105 AM PDT SUN JUN 5 2011

.A STRONG PACIFIC STORM SYSTEM OFF THE CALIFORNIA COAST WILL
CAUSE STRONG SOUTHERLY WINDS ACROSS SOUTHERN NEVADA AND NORTHWEST
ARIZONA TODAY. THE STRONG WINDS WILL COMBINE WITH DRY CONDITIONS
TO CREATE FAVORABLE CONDITIONS FOR EXTREME FIRE BEHAVIOR THIS
AFTERNOON THROUGH EARLY EVENING.

AZZ101-102-CAZ229-NVZ461>466-060300-
/O.CON.KVEF.FW.W.0008.000000T0000Z-110606T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-
NORTHWEST DESERTS/NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-
LINCOLN COUNTY/ELY 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-
1105 AM PDT SUN JUN 5 2011 /1105 AM MST SUN JUN 5 2011/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/
THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 101...102... 461...463...464... 465 AND 466...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 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 NEVADA...FIRE WEATHER ZONE 461 
  LINCOLN COUNTY/ELY DISPATCH...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...STRONG SOUTH TO SOUTHEAST WINDS WILL CONTINUE TO
  INCREASE THROUGH EARLY AFTERNOON...PEAK DURING THE MID AFTERNOON
  AND EARLY EVENING HOURS...THEN DECREASING AFTER SUNSET. A FEW
  STATIONS IN LINCOLN AND CENTRAL NYE COUNTY HAVE HIT RED FLAG
  CRITERIA WITHIN THE PAST HOUR. 

* WIND...SOUTH TO SOUTHEAST 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* HUMIDITY...MINIMUM VALUES BETWEEN 5 AND 13 PERCENT.

* 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.

&&

$$

PIERCE
138 
WWUS85 KVEF 052217
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
317 PM PDT SUN JUN 5 2011

.AN UNSEASONABLY STRONG STORM OFF THE CENTRAL CALIFORNIA 
COAST IS FINALLY STARTING TO SHOW SIGNS OF MOVING EAST. THE LOW WILL 
INCREASE EASTWARD MOVEMENT AND CROSS NORTHERN INYO COUNTY AND THE 
CENTRAL NEVADA MOUNTAINS LATE TONIGHT AND MONDAY. STRONG SOUTH
WINDS AND DRY CONDITIONS WILL PERSIST THROUGH THIS EVENING BEFORE
THE WINDS DECREASE. POOR HUMIDITY RECOVERY TONIGHT AND ANOTHER
BOUT OF STRONG SOUTHWEST WINDS AND LOW HUMIDITY VALUES CAN BE
EXPECTED ACROSS NORTHWEST ARIZONA ON MONDAY.

AZZ102-060630-
/O.NEW.KVEF.FW.W.0009.110606T1600Z-110607T0100Z/
/O.CON.KVEF.FW.W.0008.000000T0000Z-110606T0300Z/
NORTHWEST DESERTS/NORTHWEST PLATEAU-
317 PM MST SUN JUN 5 2011

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

...RED FLAG WARNING IN EFFECT FROM 9 AM TO 6 PM MST MONDAY 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 9 AM TO 6 PM MST MONDAY.

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

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

* TIMING...STRONG SOUTH TO SOUTHWEST WINDS WILL CONTINUE INTO THE
  EVENING HOURS...THEN DECREASING AFTER SUNSET. SOUTHWEST WINDS
  WILL DEVELOP AGAIN MONDAY MORNING AND CONTINUE THROUGHOUT THE
  DAY...BEFORE DECREASING IN THE LATE AFTERNOON.

* WIND...SOUTH TO SOUTHWEST 20 TO 25 MPH WITH GUSTS UP TO 40
  MPH...10 TO 20 MPH TONIGHT...INCREASING BACK FROM THE SOUTHWEST
  AT 20 TO 25 MPH WITH GUST UP TO 40 MPH MONDAY.

* HUMIDITY...MINIMUM VALUES BETWEEN 5 AND 13 PERCENT THIS EVENING
  AND AGAIN MONDAY.

* 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-CAZ229-NVZ461>466-060300-
/O.CON.KVEF.FW.W.0008.000000T0000Z-110606T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-
LINCOLN COUNTY/ELY 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-
317 PM PDT SUN JUN 5 2011 /317 PM MST SUN JUN 5 2011/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/
THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 101...461...462...463...464...465 AND 466...

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

* AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD
  NRA/COLORADO RIVER-AZ SIDE... IN NEVADA...FIRE WEATHER ZONE 461
  LINCOLN COUNTY/ELY DISPATCH...FIRE WEATHER ZONE 462 NYE COUNTY
  DESERTS/LAS VEGAS DISPATCH...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...STRONG SOUTH TO SOUTHEAST WINDS WILL CONTINUE INTO THE
  EVENING...BEFORE DECREASING AFTER SUNSET. NUMEROUS STATIONS
  ACROSS SOUTHERN NEVADA HAVE EXCEED RED FLAG CRITERIA THIS
  AFTERNOON.

* WIND...SOUTH TO SOUTHEAST 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* HUMIDITY...MINIMUM VALUES BETWEEN 5 AND 13 PERCENT.

* 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.

&&

$$

PIERCE
208 
WWUS85 KVEF 060259
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
759 PM PDT SUN JUN 5 2011

.AN UNSEASONABLY STRONG STORM OFF THE CENTRAL CALIFORNIA COAST IS
FINALLY STARTING TO SHOW SIGNS OF MOVING EAST. THE LOW WILL
INCREASE EASTWARD MOVEMENT AND CROSS NORTHERN INYO COUNTY AND THE
CENTRAL NEVADA MOUNTAINS LATE TONIGHT AND MONDAY. POOR HUMIDITY
RECOVERY TONIGHT AND ANOTHER BOUT OF STRONG SOUTHWEST WINDS AND
LOW HUMIDITY VALUES CAN BE EXPECTED ACROSS NORTHWEST ARIZONA ON
MONDAY.

AZZ102-061300-
/O.EXP.KVEF.FW.W.0008.000000T0000Z-110606T0300Z/
/O.CON.KVEF.FW.W.0009.110606T1600Z-110607T0100Z/
NORTHWEST DESERTS/NORTHWEST PLATEAU-
759 PM MST SUN JUN 5 2011

...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 6 PM MST
MONDAY FOR ARIZONA FIRE WATERY ZONE 102 DUE TO GUSTY SOUTHWEST
WINDS AND LOW RELATIVE HUMIDITY...
...RED FLAG WARNING WILL EXPIRE AT 8 PM MST THIS EVENING...

THE RED FLAG WARNING WILL EXPIRE AT 8 PM MST THIS EVENING FOR
THE NORTHWEST PLATEAU AND NORTHWEST DESERTS OF ARIZONA. A RED FLAG
WARNING REMAINS IN EFFECT FROM 9 AM TO 6 PM MST MONDAY FOR THESE
SAME AREAS.

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

* TIMING...SOUTHWEST WINDS WILL DEVELOP AGAIN MONDAY MORNING AND
  CONTINUE THROUGHOUT THE DAY...BEFORE DECREASING IN THE LATE
  AFTERNOON.

* WIND...SOUTH TO SOUTHWEST DECREASING TO LESS THAN 20 MPH
  OVERNIGHT THEN INCREASING FROM THE SOUTHWEST AT 20 TO 25 MPH
  WITH GUST UP TO 40 MPH MONDAY.

* HUMIDITY...MINIMUM VALUES BETWEEN 5 AND 13 PERCENT AGAIN MONDAY.

* 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-CAZ229-NVZ461>466-060400-
/O.EXP.KVEF.FW.W.0008.000000T0000Z-110606T0300Z/
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-
LINCOLN COUNTY/ELY 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-
759 PM PDT SUN JUN 5 2011 /759 PM MST SUN JUN 5 2011/

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS
EVENING...

THE RED FLAG WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS
EVENING FOR FIRE WEATHER ZONES IN SOUTHEAST AND SOUTHERN NEVADA.

AUTOMATED SENSORS SHOWED WIND GUSTS HAVE GENERALLY DECREASED TO
LESS THAN 35 MPH ACROSS MUCH OF SOUTHEAST NEVADA AND SPEEDS ARE
EXPECTED TO CONTINUE TO DIMINISH TO LESS THAN 20 MPH OVERNIGHT.
RELATIVE HUMIDITY VALUES WILL GRADUALLY RECOVER TO BETWEEN 25 AND
40 PERCENT OVERNIGHT.

$$

JA

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 4, 3:40 PM PDTWind AdvisoryVEFEsmeralda, Lincoln, Nye29 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.