Fire Weather Outlook Discussion
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FNUS22 KWNS 200741
FWDDY2

DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0241 AM CDT SUN APR 20 2014

VALID 211200Z - 221200Z

...SYNOPSIS...
A LOW-AMPLITUDE LARGE-SCALE PATTERN WILL INITIALLY BE IN PLACE
ACROSS MOST OF THE CONUS...AS STRONGER BELT OF NRN-STREAM WLYS
REMAINS CONFINED TO THE NRN TIER. A PACIFIC UPPER TROUGH WILL
AMPLIFY SIGNIFICANTLY THROUGH THE PERIOD AND SHIFT ONSHORE BY 12Z
TUE MORNING. AT THE SFC...LOW PRESSURE WILL DEEPEN OVER THE
INTER-MOUNTAIN WEST...FOSTERING AN INCREASE IN SWLY WINDS ACROSS THE
WRN GREAT BASIN. A COLD FRONT EXTENDING FROM THE TX RIO GRANDE
VALLEY NEWD INTO THE GREAT LAKES WILL PROGRESS EWD...WITH
POST-FRONTAL HIGH PRESSURE ENCOMPASSING MOST OF THE GREAT PLAINS.

...CNTRL NV...
A MODEST INCREASE IN SWLY FLOW WILL OCCUR IN RESPONSE TO A
TIGHTENING SFC PRESSURE GRADIENT...SUPPORTING SUSTAINED WIND SPEEDS
NEAR 20 MPH DURING THE AFTERNOON. FORECAST MODEL SOUNDINGS DEPICT A
DRY AND WELL-MIXED BOUNDARY LAYER...WHICH IS LIKELY TO YIELD RH
VALUES AS LOW AS 10 PERCENT. THESE CONDITIONS WILL BE SUPPORTIVE OF
AN ELEVATED FIRE WEATHER THREAT.

..ROGERS.. 04/20/2014

...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...




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