SPC Day 1 Fire Weather Outlook

DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0242 AM CDT TUE JUN 11 2013

VALID 111200Z - 121200Z

...CRITICAL FIRE WEATHER AREA FOR MUCH OF SRN CO...PARTS OF FAR NRN
NM...

...SYNOPSIS...
A STRONG SHORTWAVE TROUGH OVER THE GREAT BASIN EARLY THIS MORNING
WILL LIFT TOWARD THE NE ACROSS THE CENTRAL ROCKIES. FALLING HEIGHTS
AND ENHANCED W/SW DEEP LAYER FLOW WILL ACCOMPANY THE SHORTWAVE
TROUGH AND VERY WINDY CONDITIONS ARE EXPECTED ACROSS THE CENTRAL
ROCKIES INTO PARTS OF THE SRN ROCKIES AND ADJACENT PLAINS.
ADDITIONALLY...VERY WARM AND DRY CONDITIONS ARE EXPECTED...LEADING
TO AN ENHANCED FIRE WEATHER THREAT.

...MUCH OF SRN CO AND PARTS OF FAR NRN NM...
A LEE SFC LOW IS EXPECTED TO INTENSIFY ACROSS PARTS OF ERN CO INTO
WRN KS/NEB TODAY. THE RESULTING PRESSURE GRADIENT WILL AID IN STRONG
WIND DEVELOPMENT ACROSS PARTS OF THE CENTRAL AND SOUTHERN PLAINS AS
WELL ACROSS THE CENTRAL ROCKIES. AS TEMPERATURES WARM INTO THE 90S
TO NEAR 100 DEGREES IN LOWER ELEVATIONS...DEEP BOUNDARY LAYER MIXING
WILL OCCUR WITH STEEP LOW TO MID LEVEL LAPSE RATES FORECAST. AS
MIXING OCCURS...SW WINDS WILL INCREASE TO AROUND 20-25 MPH WITH
GUSTS TO 45 MPH /LOCALLY HIGHER/. ADDITIONALLY...RH VALUES WILL FALL
INTO THE 5-10 PERCENT RANGE. WHERE FUELS ARE DRY...CONDITIONS WILL
BE FAVORABLE FOR LARGE FIRES GIVEN IGNITION.

...SRN WY...NRN CO...WRN KS...NW OK...OK/TX PANHANDLE...
SURROUNDING THE CRITICAL AREA...SOME LIMITING FACTORS ARE EXPECTED.
TO THE NORTH ACROSS NRN CO INTO SRN WY...WINDS ARE EXPECTED TO STILL
BE STRONG /20-25 MPH GUSTING TO 40-50 MPH/ BUT RH VALUES WILL BE
SLIGHTLY HIGHER /12-20 PERCENT/ AND FUELS ACROSS THIS AREA ARE STILL
UNFAVORABLE FOR LARGE FIRES PER GACC PSA DRYNESS GRIDS. TO THE EAST
ACROSS PARTS OF WRN KS INTO NW OK/NRN TX PANHANDLE...WINDY
CONDITIONS WILL ALSO PREVAIL AND MAY ONLY BE SLIGHTLY WEAKER THAN
ACROSS THE CRITICAL AREA. RH VALUES HERE WILL ALSO BE MARGINAL FROM
15-20 PERCENT. SOME AREAS OF DRY FUELS EXIST ACROSS THIS AREA BUT
THE THREAT MAY BE FURTHER TEMPERED BY SOME RECENT PRECIPITATION.

..LEITMAN.. 06/11/2013

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

via SPC Forecast Products http://www.spc.noaa.gov/products/fire_wx/fwdy1.html