Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 280820
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0320 AM CDT WED MAY 28 2008
VALID 281200Z - 291200Z
...CRITICAL FIRE WEATHER AREA FOR MUCH OF NRN AZ...WRN N M...SRN AND
ERN UT...WRN CO...
...SYNOPSIS...
AN UPPER RIDGE WILL CONTINUE TO BUILD OVER THE MIDDLE OF THE CONUS
WHILE A LARGE UPPER TROUGH AND LOW REMAINS NEARLY STATIONARY OVER
THE W COAST/ERN PACIFIC. A VERY WARM AIR MASS WILL SPREAD NWD ACROSS
THE FOUR CORNERS STATES WHILE WINDS INCREASE AHEAD OF THE TROUGH. TO
THE E...AN EXPANSIVE AREA OF HIGH PRESSURE WILL STRETCH FROM THE
UPPER MS VALLEY EWD INTO NEW ENGLAND...PROVIDING VERY DRY BUT COOL
CONDITIONS. HIGH PRESSURE JUST OFF THE SE U.S. COAST WILL KEEP
CONDITIONS WARM AND RELATIVELY DRY FOR FL.
...CRITICAL FIRE WEATHER AREA - MUCH OF NRN AZ...WRN N M...SRN AND
ERN UT...WRN CO...
PRIMARY CONDITIONS: STRONG WINDS AND LOW RH
WINDS WILL INCREASE AHEAD OF AN UPPER TROUGH WITH A WARM AND DRY AIR
MASS IN PLACE. SWLY WINDS OF 20-25 MPH ARE EXPECTED FROM NRN AZ INTO
WRN CO...AS WELL AS WRN NM WITH HIGHER GUSTS DURING THE AFTERNOON
ESPECIALLY NEAR RIDGE TOPS. BY PEAK HEATING MIN RH OF 10-15 PERCENT
WILL BE WIDESPREAD...WITH LOCALIZED UPPER SINGLE DIGITS WRN NM AND
ERN AZ.
...FL...
WARM AND DRY WEATHER WILL CONTINUE OVER THE SERN STATES WITH HIGH
PRESSURE IN PLACE. DURING THE AFTERNOON...RH WILL DROP LOCALLY INTO
THE 35-40 PERCENT RANGE FOR A FEW HOURS...WHILE TEMPERATURES RISE TO
85-90. ELY WINDS NEAR 15 MPH WILL OCCUR ALONG THE E COAST...BUT RH
WILL ALSO BE HIGHER IN THOSE AREAS. OVERALL...THERE WILL BE AN
INCREASED THREAT OF FIRES FOR A PERIOD DURING THE AFTERNOON BUT
MARGINAL RH WILL HELP MITIGATE THE THREAT.
...NEW ENGLAND...
HIGH PRESSURE WILL BUILD IN FROM THE W...RESULTING IN MILD AND DRY
WEATHER. LOW PRESSURE OVER CANADA WILL MAINTAIN A MODERATE PRESSURE
GRADIENT...RESULTING IN SLY WINDS OF 15-20 MPH. MIN RH WILL
GENERALLY FALL INTO THE 20 PERCENT RANGE AS WELL...RESULTING IN A
MARGINAL FIRE THREAT.
..JEWELL.. 05/28/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 280911
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0411 AM CDT WED MAY 28 2008
VALID 291200Z - 301200Z
...CRITICAL FIRE WEATHER AREA FOR SRN UT...NRN AZ...MUCH OF NM AND
CO...FAR WRN KS AND THE WRN OK/TX PANHANDLES...
...SYNOPSIS...
A LARGE AREA OF WARM AND WINDY WEATHER WILL STRETCH FROM THE SRN
PLAINS ACROSS THE FOUR CORNERS STATES WITH AN UPPER RIDGE IN PLACE
OVER THE CNTRL U.S. CRITICAL FIRE CONDITIONS WILL OCCUR AS AN UPPER
TROUGH INTERFACES WITH THE WRN SIDE OF THE RIDGE...FROM AZ INTO CO.
DRY AND WINDY WEATHER WILL ALSO OCCUR OVER THE NERN U.S. AHEAD OF A
COLD FRONT...WHILE WARM AND MODERATELY DRY WEATHER CONTINUES FOR FL.
...CRITICAL FIRE WEATHER AREA - SRN UT...NRN AZ...MUCH OF NM AND
CO...FAR WRN KS AND THE WRN OK/TX PANHANDLES...
PRIMARY CONDITIONS: STRONG WINDS AND LOW HUMIDITY
A LOW AMPLITUDE UPPER TROUGH WILL BREAK DOWN THE WRN SIDE OF THE SRN
PLAINS RIDGE...CREATING STRONG WINDS IN THESE AREAS ACROSS THE FOUR
CORNERS STATES. SUSTAINED SWLY WINDS OF 20-30 MPH ARE LIKELY WITH
HIGHER GUSTS. MIN RH WILL DIP INTO THE TEENS.
FARTHER E INTO THE HIGH PLAINS...LOW PRESSURE WILL DEEPEN OVER ERN
CO AND WRN NE/KS. A VERY STRONG PRESSURE GRADIENT WILL
RESULT...CREATING EXCESSIVE WINDS...SUSTAINED 30-40 MPH WITH GUSTS
OVER 40 MPH. HIGH TEMPERATURES FROM ERN CO INTO WRN KS AND THE OK/TX
PANHANDLES WILL REACH THE 90S...WITH MIN RH GENERALLY FROM 15-25
PERCENT. ONE COMPLICATING FACTOR WILL BE THE LIKELIHOOD OF
THUNDERSTORMS WITH HAIL AND VERY STRONG WIND GUSTS LATER IN THE DAY.
OF COURSE ANY RAINFALL WILL END THE CRITICAL THREAT LOCALLY.
HOWEVER...PRIOR TO ANY RAIN...DANGEROUS FIRE CONDITIONS ARE LIKELY
WITH RAPIDLY MOVING FIRES POSSIBLE.
...NEW ENGLAND...
WLY WINDS WILL INCREASE AHEAD OF A LOW PRESSURE TROUGH/COLD FRONT
THAT WILL SWEEP SEWD OUT OF CANADA LATE THU. SUSTAINED WLY WINDS
NEAR 20 MPH ARE LIKELY WITH HIGHER GUSTS. CURRENT RH FORECASTS RANGE
FROM 20 TO 40 PERCENT. THE MAIN UNCERTAINTY WITH THIS FORECAST IS
THE RH LEVELS. PORTIONS OF NY AND NEW ENGLAND COULD SEE CRITICAL
FIRE CONDITIONS IF RH VERIFIES ON THE LOW END. GIVEN ANTECEDENT HIGH
PRESSURE IN PLACE...THE MOST LIKELY SCENARIO WOULD BE FOR THE LOWER
RH VALUES TO VERIFY. HOWEVER...WILL DEFER TO NEXT DAY 1 OUTLOOK
BEFORE ANY CRITICAL FIRE UPGRADE.
...SRN PLAINS...
IT WILL BE QUITE WARM UNDER THE UPPER RIDGE WITH HIGH TEMPERATURES
LARGELY IN THE 90S. SELY WINDS WILL INCREASE TO 10-20 MPH OVER MUCH
OF OK INTO CNTRL TX...WITH HIGHER GUSTS ESPECIALLY LATE OVER WRN TX.
RH LEVELS OVERALL WILL BE BELOW CRITICAL LEVELS AS LOW LEVEL
MOISTURE RETURNS NWWD. HOWEVER...A FEW AREAS MAY SEE 20-25 PERCENT
AT PEAK HEATING.
...FL...
WARM AND DRY CONDITIONS WILL PERSIST FOR FL WITH HIGH PRESSURE TO
THE E. INTERIOR LOCATIONS MAY SEE RH DIPPING INTO THE 35-40 PERCENT
RANGE AT PEAK HEATING. MODERATELY HIGH KBDI VALUES...AS WELL AS
MULTIPLE DAYS OF WARM AND DRY WEATHER...MAY RESULT IN AN INCREASED
FIRE THREAT DURING THE AFTERNOON. ELY WINDS OF 10-15 MPH WILL ALSO
ADD TO THE FIRE DANGER. HOWEVER...LARGE SCALE CRITICAL CONDITIONS
ARE NOT ANTICIPATED BASED ON FORECAST RH LEVELS.
..JEWELL.. 05/28/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...