Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 070813
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0313 AM CDT MON JUL 07 2003
VALID 071200Z - 081200Z
...NO AREAS...
...SYNOPSIS...
EARLY MORNING WATER VAPOR IMAGERY SHOWS SEVERAL STORM SYSTEMS
PROGRESSING THROUGH THE MODERATE 40-50 KT NORTHERN STREAM. A
SHORTWAVE WAS DIVING INTO NRN NV...AND THIS WILL MOVE EWD INTO THE
WRN HIGH PLAINS BY THIS EVENING. BEHIND THIS INITIAL IMPULSE...MID
LEVEL FLOW WILL INCREASE ACROSS NRN CA AND THE GREAT BASIN TO AROUND
50 KTS BY TUESDAY MORNING. MEANWHILE...A RIDGE WILL AMPLIFY A BIT
TODAY OVER THE NRN ROCKIES...AS A STRONGER UPPER TROUGH APPROACHES
THE PACIFIC NORTHWEST. AT THE SURFACE...A COLD FRONT WILL AFFECT THE
NRN PLAINS WITH A STATIONARY BOUNDARY DRAPED ACROSS WRN KS/SRN
WY/NRN UT.
THE STRONGEST SURFACE WINDS WILL BE ACROSS THE PLAINS...WITH LOCALLY
STRONG WINDS ACROSS PORTIONS OF SRN CA/SERN AZ.
...SRN CA...
DROUGHT CONDITIONS PERSIST ACROSS THIS AREA...AND LOW RH VALUES
BELOW 10 PERCENT...COMBINED WITH TEMPERATURES IN THE 90S/100S AND
LOCALLY STRONG WINDS / 20-30 MPH WITH HIGHER GUSTS / WILL MAINTAIN
THE FIRE WEATHER THREAT ACROSS THE REGION. AN OUTLOOK AREA WILL NOT
BE ISSUED DUE TO THE RELATIVELY SMALL AREA AFFECTED.
...WRN HIGH PLAINS...
STRONG SURFACE WINDS / 15-30 MPH WITH HIGHER GUSTS / ARE EXPECTED
TODAY ACROSS PORTIONS OF ERN NM/ERN CO/WRN KS. ALTHOUGH RH VALUES
WILL BE TOO HIGH TO WARRANT AN OUTLOOK...THE STRONG WINDS COMBINED
WITH HIGH TEMPERATURES IN THE 90S WILL INCREASE THE POTENTIAL FOR
WIND DRIVEN FIRES.
..TAYLOR.. 07/07/2003
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 070856
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0356 AM CDT MON JUL 07 2003
VALID 081200Z - 091200Z
...CRITICAL FIRE WEATHER AREA FOR ERN ID/WRN AND CNTRL WY/NERN UT...
...SYNOPSIS...
A DEVELOPING STORM SYSTEM ALONG THE BC COAST WILL INCREASE MID LEVEL
AND SURFACE WINDS ON TUESDAY. A 50-60 KT MID LEVEL JET IS FORECAST
TO MOVE ACROSS THE PACIFIC NORTHWEST/GREAT BASIN ON TUESDAY. THIS
WILL RESULT IN SURFACE WINDS OF 20-30 KTS WITH HIGHER GUSTS OVER
PORTIONS OF THE NRN GREAT BASIN/WY. ELSEWHERE...A RIDGE WILL BUILD
ACROSS THE SOUTHWEST...RESULTING IN A VERY DRY AIRMASS ACROSS THE
REGION AND ELIMINATING THE CHANCE FOR THUNDERSTORMS. ISOLATED DRY
TSTMS WILL BE POSSIBLE ACROSS ID/MT AND PORTIONS OF THE WRN HIGH
PLAINS.
...CRITICAL FIRE WEATHER AREA 1 - ERN ID/WRN AND CNTRL WY/NERN UT...
PRIMARY CONDITIONS: SUSTAINED SFC WINDS OF 20-30 MPH WITH LOCALLY
HIGHER GUSTS/MINIMUM RH VALUES 5-10 PERCENT/EXTREME LONG TERM
DROUGHT...
SURFACE WINDS WILL INCREASE TO 20-30 MPH BY LATE MORNING ACROSS THE
SNAKE RIVER VALLEY AND BY MID AFTN ACROSS THE REST OF THE OUTLOOK
AREA. MINIMUM RH VALUES WILL FALL BELOW 10 PERCENT...WITH HIGH
TEMPERATURES CLIMBING INTO THE 70S/80S. RECENT FIRE DANGER CLASS
OBSERVATIONS INDICATE VERY HIGH TO EXTREME VALUES. WITH THE
COMBINATION OF VERY STRONG WINDS AND DRY/WARM WEATHER...FIRE WEATHER
CONDITIONS WILL RAPIDLY DETERIORATE BY TUESDAY AFTN.
IN ADDITION TO THE WINDS...ISOLATED DRY TSTMS WILL BE POSSIBLE. AS
THE UPPER SYSTEM APPROACHES...LARGE SCALE LIFT AND MID LEVEL
MOISTURE WILL INCREASE. POINT FORECAST SOUNDINGS SHOW VERY STEEP
LAPSE RATES...AND A WELL MIXED BOUNDARY LAYER. INSTABILITY WILL BE
SUFFICIENT FOR THUNDERSTORMS...AND SOME OF THESE MAY CONTAIN LITTLE
OR NO RAIN.
..TAYLOR.. 07/07/2003
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Fire Weather/Forecast Products/Home