Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 090929
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0329 AM CST SUN NOV 09 2008
VALID 091200Z - 101200Z
...CRITICAL FIRE WEATHER AREA FOR SRN AZ...
...SYNOPSIS...
A VIGOROUS TROUGH WILL MOVE FROM OFF THE SRN COAST OF CALIFORNIA
INTO THE FOUR CORNERS REGION DURING THE FORECAST PERIOD...BRINGING
RAIN AND THUNDERSTORMS FROM THE CENTRAL ROCKY MOUNTAINS TO THE GREAT
PLAINS. AN OCCLUDED FRONT ASSOCIATED WITH THE TROUGH WILL MOVE
THROUGH ARIZONA DURING SUNDAY AFTERNOON...WITH STRONG WINDS AND DRY
CONDITIONS BEHIND THE FRONT. ELSEWHERE IN THE COUNTRY...A SURFACE
HIGH PRESSURE CENTERED OVER THE OHIO RIVER VALLEY WILL AID IN LOW
HUMIDITY VALUES IN THE SOUTHEAST...WHILE A LOW PRESSURE SYSTEM TO
THE NORTHEAST OF THE GREAT LAKES REMAINS FAIRLY STATIONARY WITH RAIN
AND SNOW.
...CRITICAL FIRE WEATHER AREA - SRN AZ...
PRIMARY CONDITIONS: GUSTY WINDS AND LOW RH
WINDS WILL SHIFT TO A NORTHWESTERLY TO WESTERLY DIRECTION DURING THE
AFTERNOON HOURS ON SUNDAY AS AN OCCLUDED FRONT PASSES THROUGH THE
REGION...WITH SPEEDS APPROACHING 20 TO 30 MPH AND HIGHER GUSTS.
RELATIVE HUMIDITY VALUES WILL DIP TO AROUND 10 TO 15 PERCENT AS THE
DRY AIR MASS BEHIND THE FRONT MOVES INTO THE REGION...AND AS SURFACE
TEMPERATURES CLIMB INTO THE 70S F...CRITICAL FIRE WEATHER CONDITIONS
WILL EXIST. THE HIGHEST DANGER APPEARS TO BE DURING THE AFTERNOON
HOURS DIRECTLY AFTER PASSAGE OF THE FRONT WHEN THE
TEMPERATURE...WIND SPEED...AND MOISTURE CRITERIA ARE CRITICAL...BUT
THE FRONT WILL MOVE THROUGH THE REGION QUICKLY SO WIND SPEEDS WILL
WEAKEN SIGNIFICANTLY...ESPECIALLY BY 06Z.
...NRN FL...
SURFACE HIGH PRESSURE IN THE SOUTHEAST WILL HELP SUSTAIN A DRY AIR
MASS...WITH RELATIVE HUMIDITY VALUES AROUND 25 TO 30 PERCENT IN
NORTHERN TO NORTH CENTRAL FLORIDA DURING SUNDAY AFTERNOON...AND
TEMPERATURES IN THE 70S F. CONDITIONS WILL THEREFORE APPROACH
CRITICAL VALUES...BUT NWLY WIND SPEEDS WILL BE LIGHT...AROUND 5 TO
10 MPH.
..LEVIT.. 11/09/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 090949
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0349 AM CST SUN NOV 09 2008
VALID 101200Z - 111200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
A STRONG TROUGH WILL MOVE OUT OF THE FOUR CORNERS REGION AND INTO
THE SOUTHERN GREAT PLAINS DURING THE DAY ON MONDAY...BRINGING RAIN
AND THUNDERSTORMS TO THE AREA. A LEE CYCLONE AND TROUGH WILL DEVELOP
INTO THE TX PANHANDLE WITH THIS STORM SYSTEM...AND CONDITIONS WILL
APPROACH CRITICAL FIRE WEATHER CRITERIA. IN THE NORTHEAST...A LOW
PRESSURE SYSTEM...TO THE NORTHEAST OF THE GREAT LAKES...WILL REMAIN
NEARLY STATIONARY WITH PRECIPITATION OCCURRING IN NEW ENGLAND...AND
A NEW TROUGH WILL BEGIN TO IMPACT THE PACIFIC NORTHWEST.
...ERN NM/WRN TX...
STRONG WLY WINDS ALOFT WILL AID IN CREATING A STRONG AND GUSTY WIND
ENVIRONMENT BEHIND A SURFACE DRYLINE THAT WILL EXTEND FROM A LEE
CYCLONE IN THE TX PANHANDLE SOUTHWARD INTO SW TX. BEHIND THE
DRYLINE...RELATIVE HUMIDITY VALUES WILL BE AROUND 25 TO 30 PERCENT
AND WLY WIND SPEEDS WILL BE STRONG AND GUSTY WITH SPEEDS AT 20 TO 30
MPH. WITH SURFACE TEMPERATURES IN THE 60S TO LOW 70S F...FIRE
WEATHER CONDITIONS WILL BE NEAR CRITICAL AND MAY NEED TO BE UPGRADED
ON DAY1 IF THE STORM SYSTEM APPEARS TO BE STRONGER THAN CURRENTLY
FORECAST.
...NRN FL...
AS IN PREVIOUS DAYS...A SURFACE HIGH PRESSURE SYSTEM IN THE
SOUTHEAST U.S. WILL SUSTAIN NLY WINDS AND A DRY AIR MASS IN NRN AND
NORTH CNTRL FL. RELATIVE HUMIDITY VALUES AROUND 25 TO 30 PERCENT AND
SURFACE TEMPERATURES IN THE LOW 70S F WILL CREATE NEAR CRITICAL
CONDITIONS...HOWEVER...WIND SPEEDS AT 5 TO 10 MPH WILL MINIMIZE THE
RISK.
..LEVIT.. 11/09/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...