586
FNUS21 KWNS 251652
FWDDY1
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1151 AM CDT SUN MAY 25 2025
VALID 251700Z - 261200Z
..SOUTHWEST
FORECAST REMAINS ON TRACK AS A MID-LEVEL TROUGH MOVES THROUGH THE
REGION, PROMOTING SURFACE WINDS OF AROUND 15 MPH AMID A VERY DRY
CONDITIONS BOTH IN RELATIVE HUMIDITY (5-15 PERCENT TODAY) TERMS AND
FUEL DRYNESS. ELEVATED HIGHLIGHTS CONTINUE ACROSS SOUTHERN ARIZONA
INTO SOUTHERN/CENTRAL NEW MEXICO AND FAR WEST TEXAS.
..PACIFIC NORTHWEST
INCREASING SHEAR/INSTABILITY AND MID-LEVEL MOISTURE AHEAD OF AN
UPPER-LEVEL TROUGH ENTERING THE PACIFIC NORTHWEST WILL PROMOTE
ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS ALONG AND EAST OF
THE CASCADES LATE THIS AFTERNOON INTO THE OVERNIGHT HOURS. A DRY
SUB-CLOUD LAYER IN ADDITION TO A MID-LEVEL JET SUPPORTING FAST STORM
MOTIONS WILL LIMIT RAINFALL TO LESS THAN ONE TENTH OF AN INCH IN
MUCH OF THE COLUMBIA BASIN. HOWEVER, FUELS ARE NOT YET RECEPTIVE TO
WIDESPREAD IGNITIONS WITH ONGOING GREEN UP AND ERCS GENERALLY IN THE
60-70TH PERCENTILE RANGE.
..WILLIAMS.. 05/25/2025
PREV DISCUSSION
/ISSUED 1212 AM CDT SUN MAY 25 2025/
..SYNOPSIS
A MID-LEVEL TROUGH ACROSS THE SOUTHWEST WILL CONTINUE TO PROMOTE
SOUTHWESTERLY BREEZES ACROSS SOUTHERN ARIZONA INTO SOUTHERN/CENTRAL
NEW MEXICO THIS AFTERNOON. RELATIVE HUMIDITY REDUCTIONS TO AROUND
10-15 PERCENT WILL OVERLAP SUSTAINED WINDS AROUND 15 MPH. AN
ELEVATED AREA WAS MAINTAINED WITH THIS OUTLOOK ACROSS THIS REGION
WHERE THE BEST OVERLAP OF FUELS AND WINDY/DRY CONDITIONS ARE
EXPECTED. SOME NEAR CRITICAL TO CRITICAL CONDITIONS WILL BE POSSIBLE
IN THE LEE OF THE HIGHER TERRAIN IN FAVORED DOWNSLOPE REGIONS.
..PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT
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