055
FNUS22 KWNS 230500
FWDDY2
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1200 AM CDT WED SEP 23 2026
VALID 241200Z - 251200Z
..SYNOPSIS
AN UPPER-LEVEL TROUGH APPROACHING THE PACIFIC NORTHWEST WILL PROMOTE
AN INCREASING FIRE WEATHER THREAT ACROSS NORTHWESTERN PORTIONS OF
THE GREAT BASIN THURSDAY. UPPER-LEVEL RIDGING WILL PERSIST ACROSS
THE SOUTH-CENTRAL U.S. WHILE A SURFACE LOW STRENGTHENS IN THE
ADJACENT MID-ATLANTIC WATERS.
..NORTHWESTERN GREAT BASIN
THE NEXT MID/UPPER TROUGH WILL APPROACH THE PACIFIC NORTHWEST ON
D2/THURSDAY. A SURFACE LEE TROUGH EMERGES ACROSS EASTERN OR/WA AS
STRENGTHENING MID-LEVEL SOUTHWESTERLY FLOW PUSHES INTO THE PACIFIC
NORTHWEST. RESULTANT SOUTHWEST WINDS OF 15-20 MPH AND AFTERNOON RH
REDUCTIONS IN THE 15-25% RANGE WITHIN A DRY AND WELL-MIXED BOUNDARY
LAYER WILL BRING ELEVATED FIRE WEATHER CONDITIONS TO PORTIONS OF
NORTHEASTERN CA, NORTHWESTERN NV AND SOUTHEASTERN OR LATE THURSDAY
MORNING INTO THE AFTERNOON. ALTHOUGH FUELS ARE NOT EXPECTED TO BE
CRITICALLY DRY, ANNUAL ERC VALUES REMAIN ABOVE NORMAL NEARING THE
80TH PERCENTILE IN SOME AREAS WHICH COULD SUPPORT FIRE SPREAD WITHIN
THE DRY AND BREEZY ENVIRONMENT.
..WILLIAMS.. 09/23/2026
..PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT
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