661
WWUS86 KSEW 202225
RFWSEW
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
325 PM PDT MON AUG 20 2018
WAZ650-658-202330-
/O.CAN.KSEW.FW.W.0003.000000T0000Z-180821T0100Z/
NORTH COASTAL LOWLANDS-
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-
325 PM PDT MON AUG 20 2018
...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW HUMIDITY
FOR FIRE WEATHER ZONES 650 AND 658...
THE NATIONAL WEATHER SERVICE IN SEATTLE HAS CANCELLED THE RED
FLAG WARNING.
WIND SPEEDS HAVE SETTLED DOWN NOW, THOUGH RELATIVE HUMIDITY VALUES
REMAIN BELOW 30 PERCENT IN PLACES, ESPECIALLY OVER ELEVATED
TERRAIN.
WAZ653-656-210300-
/O.EXT.KSEW.FW.W.0003.000000T0000Z-180821T0300Z/
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
325 PM PDT MON AUG 20 2018
...RED FLAG WARNING NOW IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 653 AND
656...
* AFFECTED AREA...FIRE WEATHER ZONES 653 AND 656. THIS IS MAINLY
INTENDED TO COVER LOCATIONS NEAR AND NORTHEAST OF BELLINGHAM.
* WINDS...NORTHEAST WIND OF 10 TO 15 MPH IN EXPOSED LOCATIONS,
WITH GUSTS NEAR 20 MPH.
* RELATIVE HUMIDITY...20 TO 30 PERCENT, AND TEMPERATURES IN THE
MID 80S TO LOWER 90S.
* IMPACTS...A COMBINATION OF WIND, LOW RELATIVE HUMIDITY, AND
WARM TEMPERATURES CAN CONTRIBUTE TO RAPID RATES OF SPREAD AND
DOWN-WIND SPOTTING ON EXISTING FIRES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER IMMINENT OR OCCURRING NOW. ANY FIRES THAT DEVELOP WILL
LIKELY SPREAD QUICKLY. OUTDOOR BURNING IS NOT RECOMMENDED.
WWW.WEATHER.GOV/SEATTLE
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