Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 150627
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0127 AM CDT THU MAY 15 2008
VALID 151200Z - 161200Z
...CRITICAL FIRE WEATHER AREA FOR SRN NV...SWRN UT...SRN CA...WRN
AZ...
...SYNOPSIS...
IN THE EAST...A NRN STREAM UPPER TROUGH WILL MERGE WITH A
REDEVELOPING LOW IN THE SWRN STATES...BECOMING A LONG WAVE TROUGH
AXIS EXTENDING FROM NERN ONTARIO ROUGHLY THROUGH BAJA CALIFORNIA. IN
THE SOUTHEAST...HIGH PRESSURE WILL GRADUALLY BREAK DOWN...ALLOWING
AN INCREASE IN SHOWERS AND THUNDERSTORMS...THAT WILL SLOWLY MOVE
EWD.
MEANWHILE IN THE WEST...UPPER HIGH PRESSURE WILL CONTINUE TO
AMPLIFY...LEADING TO ABOVE NORMAL TEMPERATURES NEAR THE WEST COAST.
STRONG WINDS AROUND THE PERIPHERY OF THE HIGH AND THE REDEVELOPING
LOW PRESSURE IN THE SWRN STATES WILL LEAD TO STRONG WINDS AND
CRITICAL FIRE WEATHER CONDITIONS ACROSS SRN NV...SWRN UT...SRN
CA...AND WRN AZ...ESPECIALLY NEAR THE LOWER CO RIVER VALLEY.
...CRITICAL FIRE WEATHER AREA - SRN NV...SWRN UT...SRN CA...WRN
AZ...
PRIMARY CONDITIONS: STRONG WINDS...LOW RH...DROUGHT
A STRONG NLY TO NELY JET AXIS WILL DEVELOP BETWEEN AMPLIFYING UPPER
HIGH PRESSURE THAT WILL BUILD ALONG THE WEST COAST...AND A
REDEVELOPING AREA OF LOW PRESSURE LOCATED ROUGHLY INVOF NM. THIS
WILL ALLOW SURFACE WIND SPEEDS NEAR 25 TO 35 MPH...WITH HIGHER
SPEEDS THROUGH THE LOWER COLORADO RIVER VALLEY WHERE CHANNELING WILL
ALLOW AN INCREASE IN SPEEDS. DEEP MIXING WILL ALLOW JET WINDS TO MIX
TO THE SURFACE...WITH STRONG GUSTS LIKELY IN THE AFTERNOON. AS
TEMPERATURES WARM INTO THE LOWER TO UPPER 90S ACROSS THE LOWER
VALLEYS...RELATIVE HUMIDITIES WILL DROP INTO THE SINGLE DIGITS AND
LOWER TEENS.
..HURLBUT.. 05/15/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 150628
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0128 AM CDT THU MAY 15 2008
VALID 161200Z - 171200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
ALONG THE EAST COAST...LONG WAVE LOW PRESSURE WILL DOMINATE...WITH
COOLER TEMPERATURES BEHIND THE COLD FRONT AND WIDESPREAD
PRECIPITATION ALONG AND AHEAD OF THE FRONT...KEEPING HIGHER RELATIVE
HUMIDITIES ACROSS THESE AREAS.
IN THE WEST...AN UPPER LOW WILL REMAIN NEARLY STATIONARY OVER NRN
MEXICO...JUST SOUTH OF THE AZ/NM BORDERS. STRONG HIGH PRESSURE WILL
BUILD ALONG THE WEST COAST...WITH ABOVE NORMAL TEMPERATURES MAINLY
NEAR THE COASTAL STATES.
BETWEEN THE TWO SYSTEMS ACROSS THE NRN PLAINS...AN INCREASE IN THE
PRESSURE GRADIENT WILL CREATE VERY WINDY CONDITIONS.
...NRN PLAINS...
VERY WINDY CONDITIONS WILL BE LIKELY IN THE AFTERNOON AS THE
PRESSURE GRADIENT INCREASES BETWEEN DOMINANT LOW PRESSURE IN THE
EAST...AND STRENGTHENING HIGH PRESSURE IN THE WEST. WINDS NEAR 20 TO
30 MPH WITH STRONGER GUSTS IN THE AFTERNOON CAN BE EXPECTED. ATTM
INDICATIONS ARE THAT DESPITE TEMPERATURES WARMING INTO THE 70S AND
80S...RELATIVE HUMIDITIES WILL BE MARGINAL. GIVEN VERY DRY AIRMASS
SHOWN ON SATELLITE IMAGERY IN WATER VAPOR AND GOES PRECIPITABLE
WATER...IT IS ENTIRELY POSSIBLE THAT RELATIVE HUMIDITIES WILL BE
LOWER THAN MODEL PROGS...AND THIS AREA MAY NEED TO BE OUTLINED IN A
CRITICAL BY TOMORROWS FORECAST.
..HURLBUT.. 05/15/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...