Alert archive / Alaska / Red Flag Warnings in 2011

Red Flag Warning 3, NWS Anchorage, AK

May 12, 2011

NWS Anchorage, AK issued this red flag warning at May 12, 2011, 4:21 AM AKDT. It was in force for 18 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
May 12, 2011, 4:21 AM AKDT (12:21 UTC)
Expired
May 12, 2011, 10:00 PM AKDT
In force
18 hr
Issued by
NWS Anchorage, AK

The text

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

140 
WWAK61 PAFC 121221
RFWAER

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
421 AM AKDT THU MAY 12 2011


AKZ111-130500-
/X.NEW.PAFC.FW.W.0003.110512T1221Z-110513T0500Z/
MATANUSKA VALLEY-
421 AM AKDT THU MAY 12 2011

...RED FLAG WARNING IN EFFECT UNTIL 9 PM AKDT THIS EVENING FOR
STRONG WIND...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 9 PM AKDT THIS EVENING FOR
STRONG WIND.

RELATIVE HUMIDITIES HAVE ONLY MARGINALLY RECOVERED AS WINDS HAVE
REMAINED STRONG GUSTING TO 45 MPH DURING THE OVERNIGHT
HOURS...REMAINING AROUND THE CRITICAL 30 PERCENT THRESHOLD. ONLY A
MINIMAL AMOUNT OF HEATING AND/OR DRYING THIS MORNING WILL RESULT
IN WIDESPREAD RED FLAG CONDITIONS. WINDS SHOULD GRADUALLY SUBSIDE
THROUGH THE AFTERNOON AND WILL SHOULD DROP BELOW THE 25 MPH
THRESHOLD BY MID EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$

AKZ141-130700-
/X.CON.PAFC.FW.A.0001.110512T2000Z-110513T0700Z/
COPPER RIVER BASIN-
421 AM AKDT THU MAY 12 2011

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM NOON AKDT TODAY
THROUGH THIS EVENING FOR STRONG WIND...

A FIRE WEATHER WATCH REMAINS IN EFFECT FROM NOON AKDT TODAY
THROUGH THIS EVENING FOR STRONG WIND. 

NORTHERLY WINDS WILL CONTINUE ACROSS THE REGION THURSDAY...WITH
DAYTIME HEATING ALLOWING FOR THE MIXING OF GUSTY WINDS POSSIBLY
AS HIGH AS 25 TO 30 MPH DOWN TO THE SURFACE. THIS MAY RESULT IN
MINIMUM RELATIVE HUMIDITIES APPROACHING 20 TO 25 PERCENT FOR
SEVERAL HOURS DURING THE AFTERNOON AND EARLY EVENING BEFORE WINDS
BEGIN TO SUBSIDE AND RELATIVE HUMIDITIES RECOVER THURSDAY
EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. IT IS DIRECTED TOWARD FIRE AGENCIES...AND
THROUGH THEM TO THE PUBLIC.

&&

$$

AKZ145-130700-
/X.CON.PAFC.FW.A.0001.110512T2000Z-110513T0700Z/
SUSITNA VALLEY-
421 AM AKDT THU MAY 12 2011

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM NOON AKDT TODAY
THROUGH THIS EVENING FOR STRONG WIND...

A FIRE WEATHER WATCH REMAINS IN EFFECT FROM NOON AKDT TODAY
THROUGH THIS EVENING FOR STRONG WIND. 

NORTHERLY WINDS WILL CONTINUE ACROSS THE REGION THURSDAY...WITH
DAYTIME HEATING ALLOWING FOR THE MIXING OF GUSTY WINDS POSSIBLY
AS HIGH AS 25 TO 30 MPH DOWN TO THE SURFACE. THIS MAY RESULT IN
MINIMUM RELATIVE HUMIDITIES APPROACHING 20 TO 25 PERCENT FOR
SEVERAL HOURS DURING THE AFTERNOON AND EARLY EVENING BEFORE WINDS
BEGIN TO SUBSIDE AND RELATIVE HUMIDITIES RECOVER THURSDAY
EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. IT IS DIRECTED TOWARD FIRE AGENCIES...AND
THROUGH THEM TO THE PUBLIC.

&&

$$
4 follow-up statements
420 
WWAK61 PAFC 121710
RFWAER

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
910 AM AKDT THU MAY 12 2011

AKZ141-130600-
/X.UPG.PAFC.FW.A.0001.110512T2000Z-110513T0700Z/
/X.EXB.PAFC.FW.W.0003.110512T2100Z-110513T0600Z/
COPPER RIVER BASIN-
910 AM AKDT THU MAY 12 2011

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 PM
AKDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 PM
AKDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

NORTHERLY WINDS WILL CONTINUE ACROSS THE REGION THURSDAY WITH
OCCASIONAL GUSTS OF 25 TO 30 MPH. THIS COULD RESULT IN RELATIVE
HUMIDITIES DROPPING AS LOW AS 20 PERCENT FOR SEVERAL HOURS DURING
THE AFTERNOON AND EARLY EVENING BEFORE WINDS SUBSIDE, TEMPERATURES
FALL AND RELATIVE HUMIDITIES RISE THURSDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$

AKZ145-130600-
/X.UPG.PAFC.FW.A.0001.110512T2000Z-110513T0700Z/
/X.EXB.PAFC.FW.W.0003.110512T2100Z-110513T0600Z/
SUSITNA VALLEY-
910 AM AKDT THU MAY 12 2011

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 PM
AKDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 PM
AKDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

NORTHERLY WINDS WILL CONTINUE ACROSS THE REGION THURSDAY WITH
OCCASIONAL GUSTS OF 25 TO 30 MPH. THIS COULD RESULT IN RELATIVE
HUMIDITIES DROPPING AS LOW AS 20 PERCENT FOR SEVERAL HOURS DURING
THE AFTERNOON AND EARLY EVENING BEFORE WINDS SUBSIDE, TEMPERATURES
FALL AND RELATIVE HUMIDITIES RISE THURSDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$

AKZ111-130600-
/X.EXT.PAFC.FW.W.0003.000000T0000Z-110513T0600Z/
MATANUSKA VALLEY-
910 AM AKDT THU MAY 12 2011

...RED FLAG WARNING NOW IN EFFECT UNTIL 10 PM AKDT THIS EVENING...

THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 10 PM AKDT THIS
EVENING. 

NORTHERLY WINDS WILL CONTINUE ACROSS THE REGION THURSDAY WITH
OCCASIONAL GUSTS OF 25 TO 30 MPH. THIS COULD RESULT IN RELATIVE
HUMIDITIES DROPPING AS LOW AS 20 PERCENT FOR SEVERAL HOURS DURING
THE AFTERNOON AND EARLY EVENING BEFORE WINDS SUBSIDE, TEMPERATURES
FALL AND RELATIVE HUMIDITIES RISE THURSDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$
227 
WWAK61 PAFC 122329
RFWAER

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
329 PM AKDT THU MAY 12 2011

AKZ121-130400-
/X.EXB.PAFC.FW.W.0003.000000T0000Z-110513T0400Z/
WESTERN KENAI PENINSULA-
329 PM AKDT THU MAY 12 2011

...RED FLAG WARNING IN EFFECT UNTIL 8 PM AKDT THIS EVENING FOR
STRONG WIND ALONG THE COAST NEAR KENAI...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 8 PM AKDT THIS EVENING FOR
STRONG WIND.

NORTH WIND 10 TO 25 ALONG THE COAST NEAR KENAI WILL DIMINISH THIS
EVENING...AND RELATIVE HUMIDITIES IN THE 20 TO 25 PERCENT RANGE
WILL BEGIN TO RAPIDLY RECOVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$

AKZ111-130600-
/X.CON.PAFC.FW.W.0003.000000T0000Z-110513T0600Z/
MATANUSKA VALLEY-
329 PM AKDT THU MAY 12 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING FOR STRONG WIND...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING FOR STRONG WIND. 

NORTHEAST WIND 20 TO 35 MPH WILL CONTINUE INTO THE EVENING BEFORE
DIMINISHING RAPIDLY BY MIDNIGHT. RELATIVE HUMIDITIES IN THE 15 TO
25 PERCENT RANGE WILL BEGIN TO RAPIDLY RECOVER BY MIDNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$

AKZ141-130600-
/X.CON.PAFC.FW.W.0003.000000T0000Z-110513T0600Z/
COPPER RIVER BASIN-
329 PM AKDT THU MAY 12 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING FOR STRONG WIND...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING FOR STRONG WIND.

NORTH WIND 15 TO 25 MPH WILL DIMINISH THIS EVENING AND RELATIVE
HUMIDITIES IN THE 20 TO 25 PERCENT RANGE ARE EXPECTED TO BEGIN
RECOVERING DURING THE EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$

AKZ145-130600-
/X.CON.PAFC.FW.W.0003.000000T0000Z-110513T0600Z/
SUSITNA VALLEY-
329 PM AKDT THU MAY 12 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING FOR STRONG WIND...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING FOR STRONG WIND.

NORTH WIND 20 TO 35 MPH WILL BEGIN TO DIMINISH DURING THE EVENING.
RELATIVE HUMIDITIES IN THE 20 TO 25 PERCENT RANGE WILL RECOVER
DURING THE EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$
011 
WWAK61 PAFC 130408
RFWAER

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
808 PM AKDT THU MAY 12 2011

AKZ121-130515-
/X.EXP.PAFC.FW.W.0003.000000T0000Z-110513T0400Z/
WESTERN KENAI PENINSULA-
808 PM AKDT THU MAY 12 2011

...RED FLAG WARNING HAS EXPIRED...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

WINDS HAVE DIMINISHED ALONG COOK INLET THIS EVENING. RELATIVE
HUMIDITY WILL SLOWLY RECOVER OVER THE NEXT SEVERAL HOURS ABOVE 30
PERCENT.

$$

AKZ111-130600-
/X.CON.PAFC.FW.W.0003.000000T0000Z-110513T0600Z/
MATANUSKA VALLEY-
808 PM AKDT THU MAY 12 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING FOR STRONG WIND...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING. 

NORTHEAST WIND 20 TO 35 MPH WILL CONTINUE INTO THE EVENING BEFORE
DIMINISHING RAPIDLY BY MIDNIGHT. RELATIVE HUMIDITIES IN THE 15 TO
25 PERCENT RANGE WILL BEGIN TO RAPIDLY RECOVER BY MIDNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$

AKZ141-130600-
/X.CON.PAFC.FW.W.0003.000000T0000Z-110513T0600Z/
COPPER RIVER BASIN-
808 PM AKDT THU MAY 12 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING FOR STRONG WIND...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING. 

NORTH WIND 15 TO 25 MPH WILL DIMINISH THIS EVENING AND RELATIVE
HUMIDITIES IN THE 20 TO 25 PERCENT RANGE ARE EXPECTED TO BEGIN
RECOVERING DURING THE EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$

AKZ145-130600-
/X.CON.PAFC.FW.W.0003.000000T0000Z-110513T0600Z/
SUSITNA VALLEY-
808 PM AKDT THU MAY 12 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING FOR STRONG WIND...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM AKDT THIS
EVENING. 

NORTH WIND 20 TO 35 MPH WILL BEGIN TO DIMINISH DURING THE
EVENING. RELATIVE HUMIDITIES IN THE 20 TO 25 PERCENT RANGE WILL
RECOVER DURING THE EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE IMMINENT OR OCCURRING NOW...OR WILL SHORTLY. IT IS DIRECTED
TOWARD FIRE AGENCIES...AND THROUGH THEM TO THE PUBLIC.

&&

$$
722 
WWAK61 PAFC 130612
RFWAER

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
1012 PM AKDT THU MAY 12 2011

AKZ111-141-145-130715-
/X.EXP.PAFC.FW.W.0003.000000T0000Z-110513T0600Z/
MATANUSKA VALLEY-COPPER RIVER BASIN-SUSITNA VALLEY-
1012 PM AKDT THU MAY 12 2011

...RED FLAG WARNING HAS EXPIRED...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

WINDS HAVE DECREASED ACROSS THE MATANUSKA VALLEY...COPPER RIVER
BASIN...AND SUSITNA VALLEY THIS EVENING AND ARE EXPECTED TO
CONTINUE TO DIMINISH. RELATIVE HUMIDITY WILL RECOVER TO ABOVE 30
PERCENT DURING THE OVERNIGHT HOURS.


$$

The office that day

Everything else NWS Anchorage, AK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 11, 4:00 PM AKDTGale WarningAFC12 hr
May 11, 4:00 PM AKDTSmall Craft AdvisoryAFC5 days
May 11, 4:00 PM AKDTSmall Craft AdvisoryAFC12 hr
May 11, 6:30 PM AKDTStorm WarningAFC10 hr
May 11, 11:25 PM AKDTFire Weather WatchAFC10 hr
May 12, 4:00 AM AKDTGale WarningAFC12 hr
May 12, 4:00 AM AKDTSmall Craft AdvisoryAFC24 hr
May 12, 9:20 AM AKDTSmall Craft AdvisoryAFC55 hr
May 12, 10:00 AM AKDTGale WarningAFC66 hr

Nearby

Red Flag Warnings in Alaska, 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.