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| Fire Weather Forecasts |
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Day 1 Outlook | Day 2 Outlook | Printable Version | Fire Wx Graphics | Links | Product Info
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Please refer to local WFO fire weather forecasts for specific fire
weather watches and red flag warnings.
Fire Weather Composite Maps (updated 4 times daily)
Day 3-8 Fire Weather Outlooks became official on June 12, 2007.
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Day 1 FireWX (print version) |
Day 1 FireWX Areal Outline Product
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ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 030808
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0308 AM CDT THU JUL 03 2008
VALID 031200Z - 041200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
A STRONG UPPER RIDGE AXIS WILL EXTEND FROM WRN MT/NRN ID SWD INTO
THE GREAT BASIN WITH THE THERMAL RIDGE AXIS FROM ERN WA/OR INTO NV.
VERY WARM AND DRY WEATHER WILL PERSIST OVER MUCH OF THE AREA AS A
RESULT. THE WRN EDGE OF THE RIDGE WILL BEGIN TO BREAK DOWN SLIGHTLY
AS AN UPPER TROUGH SHIFTS EWD ALONG THE PACIFIC COAST. THUNDERSTORMS
WITH RAIN WILL OCCUR OVER MUCH OF WA...WITH MORE SCATTERED ACTIVITY
OVER OREGON. ISOLATED DRY STORMS ARE LIKELY FROM ERN OREGON INTO
CNTRL ID.
TO THE E...HIGH PRESSURE WILL BUILD ACROSS THE UPPER MS VALLEY AND
GREAT LAKES REGION BEHIND A COLD FRONT THAT WILL STRETCH FROM NEW
ENGLAND SWWD INTO MO THIS AFTERNOON. ALONG THE FRONT...NUMEROUS
STORMS WILL OCCUR..BUT WELL AHEAD OF THE FRONT INTO THE MID ATLANTIC
STATES IT WILL BE VERY WARM AND DRY WITHIN A WEAK SURFACE TROUGH.
...ERN OREGON...CNTRL ID...
IT WILL BECOME VERY HOT AND DRY WITHIN THE THERMAL RIDGE AXIS THIS
AFTERNOON...WITH HIGH TEMPERATURES REACHING 100 F ACROSS LOWER
ELEVATIONS ALONG WITH MIN RH IN THE LOWER TEENS. A COLD FRONT WILL
BE SITUATED ACROSS ERN WA INTO CNTRL OREGON...AND THIS WILL BE A
FOCUS FOR THUNDERSTORM DEVELOPMENT LATE IN THE DAY. OVERALL MOISTURE
CONTENT NEAR THE FRONT WILL SUPPORT SCATTERED THUNDERSTORMS WITH
RAIN. THE HIGHEST PROBABILITY OF DRY THUNDERSTORMS WILL BE OVER ERN
OREGON INTO ID...WHERE SUB CLOUD LAYERS WILL BE DRIEST. WHILE A FEW
STORMS COULD PRODUCE LIGHTNING THAT WILL HAVE THE POTENTIAL FOR NEW
FIRE STARTS...COVERAGE OF THE DRY THUNDERSTORMS IS NOT EXPECTED TO
BE SIGNIFICANT ENOUGH FOR A CRITICAL AREA.
...GREAT BASIN...
WINDS WILL BEGIN TO INCREASE IN RESPONSE TO THE APPROACHING UPPER
TROUGH. SUSTAINED SWLY WINDS OF 15-20 MPH ARE LIKELY OVER MUCH OF
NV...WHILE TEMPERATURES REMAIN HOT AND RH VERY LOW. A FEW HIGHER
GUSTS WILL BE POSSIBLE BUT OVERALL WINDS SHOULD REMAIN BELOW
CRITICAL LEVELS. A HIGH HAINES INDEX WILL BE IN PLACE AS WELL DUE TO
THE VERY DRY AND UNSTABLE CONDITIONS...FURTHER ELEVATING FIRE GROWTH
POTENTIAL.
...VA/CAROLINAS/GA...
A WEAK PRE-FRONTAL SURFACE TROUGH WILL FORM LATER TODAY NEAR THE
PIEDMONT...WITH WARM TEMPERATURES IN THE 90S AND MIN RH VALUES
MAINLY IN THE 20 PERCENT RANGE. SUSTAINED SWLY WINDS WILL AVERAGE
NEAR 10 MPH ACROSS THE CAROLINAS...WITH SPEEDS AROUND 15 MPH AND
GUSTY OVER VA. ALTHOUGH WINDS WILL BE MARGINAL FOR A CRITICAL FIRE
THREAT...DROUGHT CONDITIONS PERSIST WHICH WILL RESULT IN A MARGINAL
THREAT THIS AFTERNOON.
..JEWELL.. 07/03/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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Day 2 FireWX (print version) |
Day 2 FireWX Areal Outline Product
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ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 030850
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0350 AM CDT THU JUL 03 2008
VALID 041200Z - 051200Z
...CRITICAL FIRE WEATHER AREA FOR CNTRL AND ERN NV...WRN
UT...EXTREME SERN ID...
...SYNOPSIS...
A FAST MOVING UPPER SHORTWAVE TROUGH WILL BREAK DOWN THE NWRN PART
OF THE UPPER RIDGE...BRINGING STRONG WINDS TO THE GREAT BASIN AND
NRN ROCKIES...ALONG WITH BOTH WET AND DRY THUNDERSTORMS ALONG A COLD
FRONT FROM ID INTO WRN MT. MORE ISOLATED DRY STORMS MAY ALSO OCCUR
FARTHER S OVER WRN WY AND ERN UT. MEANWHILE...A FRONT WILL MOVE
LITTLE ACROSS THE APPALACHIANS INTO THE LOWER MS VALLEY WITH
NUMEROUS THUNDERSTORMS. BEHIND THIS FRONT...HIGH PRESSURE WILL KEEP
CONDITIONS RELATIVELY COOL ACROSS MIDWEST.
...CRITICAL FIRE WEATHER AREA - CNTRL AND ERN NV...WRN UT...EXTREME
SERN ID...
PRIMARY CONDITIONS: STRONG WINDS...LOW RH...STRONG LOWER ATMOSPHERIC
INSTABILITY
AN UPPER SHORTWAVE TROUGH WILL EJECT NNEWD ACROSS THE WRN GREAT
BASIN AND INTO THE PACIFIC NW ON FRIDAY...AND WILL BRING INCREASED
WINDS TO THE AREA. SUSTAINED SWLY WINDS SHOULD INCREASE TO 20-30 MPH
WITH HIGHER GUSTS ALONG AND E OF A COLD FRONT. RH WILL BE IN THE
SINGLE DIGITS TO LOWER TEENS...AND THE STEEP LOW LEVEL LAPSE RATES
WILL RESULT IN STRONG LOW LEVEL INSTABILITY AND TURBULENCE. THE COLD
FRONT WILL ADVANCE SLOWLY SEWD LATE IN THE DAY AND OVERNIGHT...WITH
WINDS SHIFTING TO NWLY AT AROUND 15 MPH.
ACROSS ERN PORTIONS OF THE CRITICAL INTO UT...ISOLATED DRY
THUNDERSTORMS ARE EXPECTED LATE IN THE DAY...MAINLY OVER THE HIGH
TERRAIN. GIVEN VERY WARM AND DRY CONDITIONS...ANY LIGHTNING STRIKE
WILL HAVE A RELATIVELY HIGH IGNITION EFFICIENCY.
...ERN ID...SWRN MT...
AN UPPER SHORTWAVE TROUGH AND A SURFACE COLD FRONT WILL RESULT IN
NUMEROUS THUNDERSTORMS MAINLY OVER WRN MT AND NRN ID FRI AFTERNOON.
MEANWHILE...A SURFACE THERMAL TROUGH WILL EXTEND SWD ACROSS SERN ID
INTO NERN NV/WRN UT. STRONG MIXING AND WIND GUSTS WILL OCCUR IN THIS
ZONE...WITH SUSTAINED SWLY WINDS NEAR 20 MPH INTO ERN ID AND SWRN
MT. MIN RH WILL BE MAINLY IN THE TEENS IN THIS SURFACE TROUGH.
MOST THUNDERSTORMS OVER NRN ID AND WRN MT WILL BE WET IN
NATURE...WITH HEAVY RAIN...HAIL...AND STRONG WINDS LIKELY.
HOWEVER...THE STORMS WILL BECOME DRIER WITH SWD EXTEND...AND A
FAVORABLE AREA FOR DRY THUNDERSTORMS MAY DEVELOP...FROM SWRN MT INTO
SERN ID. COORDINATION WITH LOCAL AGENCIES REVEALS THAT OVERALL FUEL
CONDITIONS ARE NOT FAVORABLE FOR AN OUTBREAK OF FIRES.
..JEWELL.. 07/03/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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