Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 100950
DAY 1 FIRE WEATHER OUTLOOK CORR 1
NWS STORM PREDICTION CENTER NORMAN OK
0450 AM CDT SUN APR 10 2011
VALID 101200Z - 111200Z
AMENDED FOR EXPANSION OF EXTREMELY CRITICAL FIRE WEATHER AREA
...EXTREMELY CRITICAL FIRE WEATHER AREA FOR WRN TX AND THE ERN TX
PANHANDLE...WRN OK...FAR SWRN KS...
...CRITICAL FIRE WEATHER AREA FOR ERN/SRN NM...WRN/NWRN
TX...WRN/CNTRL OK...NERN/CNTRL KS...
...SYNOPSIS...
POSITIVELY TILTED UPPER-LEVEL TROUGH AND ASSOCIATED 90 KT MIDLEVEL
JET WILL PROGRESS E ACROSS THE GREAT PLAINS TODAY. AS THIS TAKES
PLACE...SURFACE LOW PRESSURE WILL LIFT NEWD FROM THE LWR MO VALLEY
ACROSS THE UPPER MS VALLEY AND INTO ONTARIO BY 11/12Z. MEANWHILE...A
DRYLINE/PACIFIC FRONT WILL EXTEND SWWD FROM THE SURFACE LOW...AND IS
FORECAST TO MOVE EWD ACROSS THE CNTRL/SRN PLAINS DURING THE
AFTERNOON...WHILE A SECOND COLD FRONT MOVES SWD ACROSS THE HIGH
PLAINS.
...SRN/CNTRL PLAINS...
LATEST MODEL GUIDANCE INDICATES THAT RH VALUES WILL QUICKLY PLUMMET
INTO THE TEENS BY LATE MORNING/EARLY AFTERNOON BEHIND AN EWD
PROGRESSING PACIFIC FRONT...WITH VALUES POSSIBLY FALLING INTO THE
UPPER SINGLE DIGITS OVER WRN TX/ERN TX PANHANDLE AND WRN OK. W
TX/ERN PANHANDLE/WRN OK WILL ALSO RESIDE BENEATH A 50-70 KT SWLY 700
MB JET...WHICH WILL AID IN SUSTAINED SURFACE WIND SPEEDS NEAR 30 MPH
WITH GUSTS IN EXCESS OF 40 MPH. DESPITE NEAR NORMAL HIGH
TEMPERATURES...EXTREMELY CRITICAL FIRE WEATHER CONDITIONS APPEAR
LIKELY GIVEN THE STRONG WINDS...LOW RH...AND DRY FUELS/ONGOING
DROUGHT. ELSEWHERE...SUSTAINED WIND SPEEDS WILL BE INCREASINGLY
MARGINAL FOR CRITICAL FIRE WEATHER CONDITIONS TOWARD THE TRANSPECOS
REGION OF SWRN TX AND THE HILL COUNTRY. FARTHER N OVER CNTRL KS...RH
VALUES BETWEEN 10-20 PERCENT ARE EXPECTED TO BE JUXTAPOSED WITH
SUSTAINED SWLY SURFACE WINDS UP TO 30 MPH.
...NERN KS...SERN NEB...SWRN IA...NWRN MO...
A WEDGE OF LOW 20S RH VALUES IS FORECAST TO DEVELOP NWD ALONG AND
IMMEDIATELY W OF THE PACIFIC FRONT OVER PORTIONS OF NERN KS...SERN
NEB...SWRN IA AND NWRN MO DURING THE LATE MORNING AND AFTERNOON
HOURS. THIS AREA WILL RESIDE BENEATH AN 80 KT 700 MB SPEED
MAX...WHICH WILL CONTRIBUTE TOWARD STRONG/GUSTY SURFACE WINDS
/SUSTAINED UP TO 35 MPH WITH GUSTS NEAR 45 MPH/. THE CRITICAL
DELINEATION HAS BEEN EXTENDED INTO NERN KS GIVEN THE COMBINATION OF
LOW 10 HR FUEL MOISTURE VALUES...VERY STRONG WINDS...AND MIN RH
VALUES NEAR 20 PERCENT. OVER SERN NEB...SWRN IA...AND NWRN
MO...HEAVIER PRECIPITATION TOTALS DURING THE LAST COUPLE OF DAYS
WILL PRECLUDE AN UPGRADE ATTM.
..GARNER.. 04/10/2011
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...