119
FNUS21 KWNS 190543
FWDDY1
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1242 AM CDT MON OCT 19 2026
VALID 191200Z - 201200Z
..SYNOPSIS
AN UPPER-LEVEL TROUGH POSITIONED OFFSHORE OF THE PACIFIC NORTHWEST
WILL SHIFT SOUTH AND AMPLIFY THROUGHOUT THE DAY, RESULTING IN SOME
ENHANCEMENT TO THE UPPER-LEVEL FLOW OVERSPREADING THIS REGION,
INCLUDING PORTIONS OF THE UPPER GREAT BASIN. AT THE SURFACE, WINDS
SHOULD INCREASE THROUGHOUT THE DAY VIA DIURNAL HEATING/MIXING.
ELSEWHERE IN THE CONUS, RELATIVELY LIGHT WINDS SHOULD PREVAIL IN THE
WAKE OF A TROUGH EXITING THE EAST COAST, WITH BROAD/WEAK ZONAL FLOW
ALOFT AND SURFACE HIGH PRESSURE PRESENT OVER THE EASTERN TWO THIRDS
OF THE CONUS.
...NORTHEASTERN CALIFORNIA, SOUTHERN/SOUTHEASTERN OREGON, AND
NORTHWESTERN NEVADA...
ELEVATED FIRE-WEATHER CONDITIONS ARE FORECAST FOR THIS REGION TODAY.
SUSTAINED WIND SPEEDS SHOULD PEAK AROUND 15-20 MPH (WITH LOCALIZED
GUSTS UP TO 25-30 MPH POSSIBLE, PARTICULARLY ACROSS THE NORTHERN
SIERRA), WHILE RH VALUES FALL INTO THE LOW 20S AND UPPER TEENS AMID
DRY/RECEPTIVE FUELS. THE ELEVATED AREA HAS BEEN MAINTAINED AND
EXPANDED SLIGHTLY WESTWARD, BASED ON THE LATEST HIGH-RESOLUTION
GUIDANCE.
..KARSTENS.. 10/19/2026
..PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT
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