Alert archive / Washington / Red Flag Warnings in 2007

Red Flag Warning 3, NWS Spokane, WA

July 10, 2007

NWS Spokane, WA issued this red flag warning at Jul 10, 2007, 5:02 AM PDT. It took effect at Jul 10, 2007, 11:00 AM PDT. It was in force for 11 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
Jul 10, 2007, 5:02 AM PDT (12:02 UTC)
In effect from
Jul 10, 2007, 11:00 AM PDT
Expired
Jul 10, 2007, 10:00 PM PDT
In force
11 hr
Issued by
NWS Spokane, WA

The text

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

000 
WWUS86 KOTX 101202
RFWOTX

RED FLAG WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
502 AM PDT TUE JUL 10 2007

...GUSTY WINDS AND LOW RELATIVE HUMIDITY EXPECTED THIS AFTERNOON
LASTING INTO THIS EVENING...

.GUSTY NORTH WINDS ARE EXPECTED AGAIN THIS AFTERNOON THROUGH THE
OKANOGAN VALLEY AS SURFACE PRESSURE GRADIENTS REMAIN TIGHT. IN
ADDITION RELATIVE HUMIDITY WILL REACH CRITICAL LEVELS BY LATE THIS
MORNING.

WAZ684-110130-
/O.NEW.KOTX.FW.W.0003.070710T1800Z-070711T0500Z/
EAST WASHINGTON OKANOGAN/METHOW VALLEYS (ZONE 684)-
502 AM PDT TUE JUL 10 2007

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM
PDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 10 PM PDT
THIS EVENING. 

WINDS THROUGH THE OKANOGAN VALLEY WILL CONTINUE TO INCREASE THIS
MORNING TO 15 TO 20 MPH AND ARE EXPECTED TO LAST INTO THE EVENING
HOURS...GUSTS 30 TO 35 MPH ARE EXPECTED THIS AFTERNOON. THE COMBINATION
OF THESE WINDS AND RELATIVE HUMIDITY DROPPING BELOW 20 PERCENT
AROUND 11 AM THIS MORNING WILL CONTRIBUTE TO HIGH FIRE DANGER
LATE THIS MORNING AND LASTING THROUGH THE EARLY EVENING HOURS.

GUSTY NORTH WINDS WILL PERSIST WELL INTO THE EVENING HOURS. RELATIVE
HUMIDITY WILL INCREASE THIS EVENING...CLIMBING ABOVE 20 PERCENT
AFTER 9 PM. SUSTAINED WINDS IN THE 12 TO 18 MPH RANGE WILL LIKELY
CONTINUE THROUGH THE NIGHT.

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.

$$
2 follow-up statements
000 
WWUS86 KOTX 102102
RFWOTX

RED FLAG WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
202 PM PDT TUE JUL 10 2007

...GUSTY WINDS AND LOW RELATIVE HUMIDITY EXPECTED THIS AFTERNOON
LASTING INTO THIS EVENING...

.HOT...DRY...AND GUSTY CONDITIONS WILL PERSIST THROUGH LATE
EVENING IN THE OKANOGAN VALLEY. SOME IMPROVEMENT IN THE HUMIDITY
LEVELS ARE EXPECTED BY LATE EVENING...BUT WINDS ARE EXPECTED TO
PERSIST THROUGH MUCH OF THE NIGHT AS A TIGHT PRESSURE GRADIENT
REMAINS OVER THE REGION.

WAZ684-110500-
/O.CON.KOTX.FW.W.0003.000000T0000Z-070711T0500Z/
EAST WASHINGTON OKANOGAN/METHOW VALLEYS (ZONE 684)-
202 PM PDT TUE JUL 10 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR THE OKANOGAN VALLEY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR THE OKANOGAN VALLEY. 

MID AFTERNOON TEMPERATURES HAVE CLIMBED INTO THE 90S...AND HUMIDITY
LEVELS HAVE FALLEN BELOW 20 PERCENT IN THE OKANOGAN VALLEY. THE
HOT AND DRY CONDITIONS COMBINED WITH GUSTY NORTH WINDS WILL
CONTINUE THROUGH THE EVENING. SUSTAINED 20 FOOT WINDS ARE EXPECTED
TO BE IN THE 12 TO 16 MPH RANGE WITH GUSTS AS HIGH AS 30 MPH
THROUGH THE EVENING. 

HUMIDITY LEVELS WILL GRADUALLY INCREASE ABOVE CRITICAL THRESHOLDS
THIS EVENING...BUT WARM CONDITIONS OVERNIGHT COMBINED WITH STEADY 
NORTHERLY WINDS IN THE 10 TO 15 MPH RANGE WILL CONTRIBUTE TO POOR
RELATIVE HUMIDITY RECOVERIES TONIGHT.

THE METHOW VALLEY WILL REMAIN RELATIVELY SHELTERED FROM THE GUSTY
NORTH WINDS TODAY AND TONIGHT. WINDS IN THE METHOW VALLEY WILL
GENERALLY BE UPSLOPE/UP VALLEY BETWEEN 4 AND 8 MPH.

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 110452
RFWOTX

RED FLAG WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
952 PM PDT TUE JUL 10 2007


WAZ684-110600-
/O.EXP.KOTX.FW.W.0003.000000T0000Z-070711T0500Z/
EAST WASHINGTON OKANOGAN/METHOW VALLEYS (ZONE 684)-
952 PM PDT TUE JUL 10 2007

...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING...

THE RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING. 
WINDS ARE DECREASING OVER THE REGION WHILE RELATIVE HUMIDITIES ARE
RECOVERING ABOVE CRITICAL VALUES.


$$

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.