Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 290754
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0254 AM CDT FRI AUG 29 2003
VALID 291200Z - 301200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
FRONTAL SYSTEM EXTENDING FROM THE NRN GREAT LAKES REGION SWWD INTO
SD WILL MIGRATE SOUTH AND EAST DURING THE PERIOD. SEASONABLY STRONG
HIGH PRESSURE WILL BUILD SEWD ACROSS THE NRN PLAINS/NRN ROCKIES
DURING THE DAY FRIDAY. UPPER LOW EVIDENT IN WV IMAGERY EARLY THIS
MORNING ACROSS SERN ORE/NWRN NV WILL MOVE ACROSS THE NRN GREAT
BASIN...PROVIDING A FOCUS FOR THUNDERSTORM ACTIVITY ACROSS ERN
NV...NRN AND CENTRAL UT...SERN ID...AND WRN WY DURING MUCH OF THE
FORECAST PERIOD.
...ERN NV/NRN AND CENTRAL UT/SERN ID/WRN WY...
NUMEROUS THUNDERSTORMS ARE LIKELY DURING THE FORECAST PERIOD AS
UPSTREAM UPPER LOW IMPINGES UPON REGION OF MODEST INSTABILITY /CAPE
VALUES AROUND 500 J/KG/ AND PRE-EXISTING MID-LEVEL MOISTURE. MODEL
SOUNDINGS SUGGEST SUB-CLOUD LAYER WILL NOT BE PARTICULARLY DRY THIS
PERIOD AND SURFACE TEMPERATURES NEAR OR SLIGHTLY BELOW SEASONABLE
LEVELS. SLIGHT CHANCE FOR DRY THUNDERSTORMS WITH LOCALLY GUSTY WINDS
WILL EXIST ACROSS FAR ERN NV AND NRN/CENTRAL UT... HOWEVER...
ASSOCIATED FIRE WEATHER THREAT IS INSUFFICIENT TO WARRANT A CRITICAL
OUTLOOK. STORMS NORTH OF THIS REGION SHOULD GENERALLY PRODUCE ENOUGH
RAINFALL TO MINIMIZE THREAT OF ADDITION FIRE STARTS.
..BANACOS.. 08/29/2003
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 290751
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0251 AM CDT FRI AUG 29 2003
VALID 301200Z - 311200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
DURING THE DAY 2 PERIOD...FRONTAL SYSTEM EXTENDING FROM CENTRAL NEW
ENGLAND TO THE SRN GREAT PLAINS WILL MOVE SLOWLY SWD AND EWD.
DESPITE COOLER CONDITIONS ACROSS MUCH OF THE NRN HALF OF THE
COUNTRY...700MB THERMAL RIDGE WILL REMAIN STRONG ACROSS THE FOUR
CORNERS REGION AND BUILD SLIGHTLY NWD AND WWD ACROSS INTERIOR
CA/ORE. SURFACE RH VALUES BELOW 20 PERCENT ARE LIKELY FROM THE
CENTRAL VALLEYS OF CA NWD INTO THE COLUMBIA BASIN WITH HOT SURFACE
TEMPERATURES /NEAR 100F IN N-CENTRAL CA/. HOWEVER...AT THE SURFACE
AND ALOFT...WIND FIELDS WILL GENERALLY BE WEAK. AN UPPER LOW WILL
MOVE SLOWLY EWD FROM NRN UT/SERN ID AT 30/12Z TO CENTRAL/ERN WY BY
31/12Z BRINGING SCATTERED SHOWERS AND THUNDERSTORMS TO MUCH OF WY
AND CO. RELATIVELY COOL SURFACE CONDITIONS AND MOIST SUB-CLOUD
LAYERS BASED ON ETA MODEL SOUNDINGS SUGGEST DRY THUNDERSTORM THREAT
WILL BE LIMITED.
..BANACOS.. 08/29/2003
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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