Alert archive / Washington / Red Flag Warnings in 2007

Red Flag Warning 8, NWS Spokane, WA

September 6, 2007

NWS Spokane, WA issued this red flag warning at Sep 6, 2007, 1:47 PM PDT. It took effect at Sep 7, 2007, 1:00 PM PDT. It was in force for 7 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
Sep 6, 2007, 1:47 PM PDT (20:47 UTC)
In effect from
Sep 7, 2007, 1:00 PM PDT
Expired
Sep 7, 2007, 8:00 PM PDT
In force
7 hr
Issued by
NWS Spokane, WA

The text

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

000 
WWUS86 KOTX 062047
RFWOTX

RED FLAG WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
147 PM PDT THU SEP 6 2007

...RED FLAG WARNING FOR THE OKANOGAN VALLEY FRIDAY AFTERNOON AND
FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY...

.GUSTY WINDS AND CRITICALLY LOW RELATIVE HUMIDITIES ARE EXPECTED
IN THE OKANOGAN VALLEY PORTION OF WASHINGTON FIRE ZONE 684 FRIDAY
AFTERNOON AND EARLY FRIDAY EVENING.

WAZ684-071400-
/O.UPG.KOTX.FW.A.0006.070907T2000Z-070908T0300Z/
/O.NEW.KOTX.FW.W.0008.070907T2000Z-070908T0300Z/
EAST WASHINGTON OKANOGAN/METHOW VALLEYS (ZONE 684)-
147 PM PDT THU SEP 6 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 8 PM PDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM TO 8 PM PDT FRIDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

GUSTY NORTH WINDS WILL ACCOMPANY THE PASSAGE OF A FAST MOVING
UPPER LEVEL DISTURBANCE ON FRIDAY. SUSTAINED 10 MINUTE AVERAGE
WINDS GREATER THAN 15 MPH WILL LIKELY DEVELOP BY LATE 
MORNING...AND GUSTS AS HIGH AS 35 MPH WILL BE POSSIBLE FRIDAY
AFTERNOON. IN ADDITION TO THE GUSTY WINDS...RELATIVE HUMIDITY
LEVELS WILL DROP BELOW 20 PERCENT IN THE AFTERNOON. CRITICAL FIRE
WEATHER CONDITIONS ARE EXPECTED TO PERSIST THROUGH EARLY EVENING.

A SECOND WEATHER SYSTEM MAY BRING SIMILAR BREEZY CONDITIONS TO THE
OKANOGAN VALLEY ON SATURDAY. ADDITIONAL WATCHES OR WARNINGS MAY BE
NECESSARY FOR SATURDAY.

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

$$
3 follow-up statements
000 
WWUS86 KOTX 071313 AAA
RFWOTX

RED FLAG WARNING...UPDATED
NATIONAL WEATHER SERVICE SPOKANE WA
613 AM PDT FRI SEP 7 2007

...RED FLAG WARNING FOR THE OKANOGAN VALLEY THIS AFTERNOON AND
EVENING FOR WIND AND LOW RELATIVE HUMIDITY...

.GUSTY NORTH WINDS AND CRITICALLY LOW RELATIVE HUMIDITIES ARE
EXPECTED IN THE OKANOGAN VALLEY PORTION OF WASHINGTON FIRE ZONE
684 TODAY. 

WAZ684-072115-
/O.CON.KOTX.FW.W.0008.070907T2000Z-070908T0300Z/
EAST WASHINGTON OKANOGAN/METHOW VALLEYS (ZONE 684)-
613 AM PDT FRI SEP 7 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
8 PM PDT THIS EVENING...

GUSTY NORTH WINDS WILL ACCOMPANY THE PASSAGE OF A FAST MOVING
UPPER LEVEL DISTURBANCE TODAY. WINDS THIS MORNING WILL STEADILY
INCREASE...PEAKING BY LATE AFTERNOON. SUSTAINED WINDS OF 15 TO 20
MPH...WITH GUSTS AROUND 35 MPH...WILL BE LIKELY. IN ADDITION TO
THESE GUSTY WINDS...HUMIDITY LEVELS WILL DROP BELOW 20 PERCENT BY
LATE AFTERNOON. THESE CRITICAL FIRE WEATHER CONDITIONS OF WIND AND
LOW HUMIDITY ARE EXPECTED TO PERSIST THROUGH EARLY EVENING.

A SECOND WEATHER SYSTEM MAY BRING SIMILAR BREEZY CONDITIONS TO
THE OKANOGAN VALLEY ON SATURDAY. ADDITIONAL WATCHES OR WARNINGS
MAY BE NECESSARY FOR SATURDAY.

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

$$
000 
WWUS86 KOTX 072107
RFWOTX

RED FLAG WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
207 PM PDT FRI SEP 7 2007

...RED FLAG WARNING FOR THE OKANOGAN VALLEY THIS AFTERNOON AND
EVENING FOR WIND AND LOW RELATIVE HUMIDITY...

.GUSTY NORTH WINDS AND CRITICALLY LOW RELATIVE HUMIDITIES ARE
EXPECTED IN THE OKANOGAN VALLEY PORTION OF WASHINGTON FIRE ZONE
684 TODAY.

WAZ684-080300-
/O.CON.KOTX.FW.W.0008.000000T0000Z-070908T0300Z/
EAST WASHINGTON OKANOGAN/METHOW VALLEYS (ZONE 684)-
207 PM PDT FRI SEP 7 2007

...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
FOR WINDS AND LOW RELATIVE HUMIDITIES.

A VIGOROUS COLD FRONT WILL PUSH THROUGH NORTHERN WASHINGTON THIS
AFTERNOON. NORTH WINDS WILL CHANNEL THROUGH THE OKANOGAN VALLEY
BRINGING CRITICAL WIND AND LOW RELATIVE HUMIDITIES.

AS OF EARLY THIS AFTERNOON...NORTH WINDS HAVE INCREASED TO 15 TO
20 MPH WITH GUSTS BETWEEN 35 AND 40 MPH. RELATIVE HUMIDITY LEVELS
ARE BETWEEN 20 AND 30 PERCENT. RELATIVE HUMIDITY LEVELS ARE
EXPECTED TO DROP TO 20 PERCENT OR LESS LATE THIS AFTERNOON AND
EARLY THIS EVENING BEHIND A COLD FRONT.

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

$$
000 
WWUS86 KOTX 080259
RFWOTX

RED FLAG WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
759 PM PDT FRI SEP 7 2007



WAZ684-080400-
/O.EXP.KOTX.FW.W.0008.000000T0000Z-070908T0300Z/
EAST WASHINGTON OKANOGAN/METHOW VALLEYS (ZONE 684)-
759 PM PDT FRI SEP 7 2007

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

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

NORTHERLY WINDS THROUGH THE OKANOGAN VALLEY CONTINUE TO BE IN THE
10 TO 15 MPH RANGE WITH GUSTS INTO THE 20S. THESE WINDS ARE
EXPECTED TO DECREASE THROUGH THE NIGHT. TEMPERATURES ARE COOLING
RAPIDLY WITH WITH SUNSET...AND RELATIVE HUMIDITY HAS CLIMBED ABOVE
CRITICAL FIRE WEATHER CONCERNS. AS SUCH THE RED FLAG WARNING WILL
BE ALLOWED TO EXPIRE.

$$

Nearby

Red Flag Warnings in Washington, 2007Every red flag warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.