Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 180811
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0311 AM CDT TUE APR 18 2006
VALID 181200Z - 191200Z
...CRITICAL FIRE WEATHER AREA FOR NERN NM / SERN CO / SWRN KS /
CNTRL AND WRN OK / NWRN TX...
...SYNOPSIS...
STRONG UPPER TROUGH WILL MOVE EWD OUT OF THE CNTRL/NRN ROCKIES INTO
THE PLAINS STATES TODAY. ASSOCIATED SURFACE COLD FRONT WILL SURGE
SEWD THROUGH THE CENTRAL PLAINS DURING THE DAY AND INTO THE SRN
PLAINS DURING THE EVENING. WINDS BEHIND THIS FRONT WILL BE STRONG
OUT OF THE NW WITH LOW RH. AHEAD OF THE FRONT...A SURFACE LOW/TROUGH
WILL STRETCH FROM ERN KS/WRN MO ACROSS CENTRAL OK AND INTO NW TX BY
AFTERNOON...WITH VERY WARM TEMPERATURES AND LOW RH FROM CENTRAL OK
WWD. LOW RH WILL REMAIN ACROSS THE DESERT SW BUT WINDS WILL BE LIGHT
WITH SHORT TERM RIDGING.
...CRITICAL FIRE WEATHER AREA 1 - NERN NM / SERN CO / SWRN KS /
CNTRL AND WRN OK / NWRN TX...
PRIMARY CONDITIONS: LOCALLY STRONG AND SHIFTING WINDS / LOW RH
WINDS WILL INCREASE BEHIND A COLD FRONT EARLY IN THE DAY WITH SPEEDS
OF 20-30 MPH WITH HIGHER GUSTS ACROSS SERN CO/WRN KS AS WELL AS NERN
NM...THE TX PANHANDLE AND WRN OK. ALTHOUGH TEMPERATURES WILL BE
COOLER THAN PREVIOUS DAY BEHIND THE FRONT...RH WILL REMAIN LOW FROM
10-15 PERCENT IN THE AFTERNOON WITH LOCAL VALUES IN THE SINGLE
DIGITS ESPECIALLY OVER ERN NM AND WRN TX. AHEAD OF THE FRONT...HOT
TEMPERATURES ARE ANTICIPATED WITHIN A PRE-FRONTAL TROUGH WHICH WILL
LIE ACROSS CNTRL/ERN OK INTO NWRN TX. HIGHS IN THE 90S WILL BE
LIKELY BEFORE WINDS SHIFT DURING THE AFTERNOON. RH WILL BE VERY LOW
AND IN THE TEENS. LATER IN THE EVENING...SHIFTING WINDS WILL MOVE
SWD INTO THE SRN PORTIONS OF CRITICAL AREA/NRN TX WHERE RH RECOVERY
WILL BE POOR.
...NERN CO / SERN WY / WRN NEB...
IT WILL BE EXTREMELY WINDY TODAY AS HIGH PRESSURE SURGES IN FROM THE
W. SUSTAINED NWLY WINDS OF 30-40 MPH WITH GUSTS NEAR 50 MPH ARE
LIKELY. HUMIDITY VALUES WILL BE MARGINALLY LOW AT BEST
HOWEVER...GIVEN MUCH COOLER TEMPERATURES IN THE 40S AND 50S. MIN RH
VALUES WILL RANGE FROM 25 PERCENT FAR NRN CO TO 30-40 PERCENT WY AND
NEB.
...LOWER CO RIVER VALLEY...
HIGH PRESSURE OVER THE GREAT BASIN WILL CAUSE NLY WINDS TO PERSIST
THROUGH THE RIVER VALLEY TODAY...WITH SPEEDS NEAR 15 MPH WITH HIGHER
GUSTS. RH WILL REMAIN LOW AT 10-15 PERCENT DURING THE AFTERNOON.
..JEWELL.. 04/18/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 180815
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0315 AM CDT TUE APR 18 2006
VALID 191200Z - 201200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
STRONG UPPER LOW WILL BECOME CUT OFF FROM NRN STREAM JET AS IT MOVES
SLOWLY EWD ACROSS THE NRN PLAINS ON WED. STRONG WLY SFC WINDS WILL
OCCUR ON SRN FRINGE OF THIS LOW ACROSS NEB AND KS. MEANWHILE...HIGH
PRESSURE WILL SETTLE OVER THE SRN PLAINS WITH MAINLY LIGHT WINDS BUT
LOW RH WILL REMAIN ESPECIALLY ACROSS W TX AND POINTS WEST. SURFACE
PRESSURE GRADIENT WILL STRENGTHEN ACROSS NEW ENGLAND AS SURFACE LOW
MEANDERS JUST OFFSHORE...AND HIGH PRESSURE SHIFTS SWD OUT OF CANADA.
THIS WILL INCREASE N WINDS FOR A MARGINAL FIRE THREAT.
...SRN NEB / NRN KS / NERN CO...
WINDS WILL BE QUITE STRONG WED DUE TO STRONG SURFACE LOW TO THE
NORTH. SUSTAINED WLY WINDS OF 25-35 MPH WILL BE COMMON WITH HIGHER
GUSTS UP TO 50 MPH. SRN FRINGE OF STRONG WIND SPEED AREA MAY SEE MIN
RH VALUES DECREASING TO AROUND 20 PERCENT BY AFTERNOON WITH
TEMPERATURES IN THE 60S. HOWEVER...CURRENT RH FORECAST IS
UNCERTAIN...BUT A SMALL CRITICAL AREA MAY BE ISSUED FOR PORTIONS OF
KS/NEB IN NEXT DAY ONE IF RH REMAINS CRITICALLY LOW.
...DELMARVA / ERN PA / NJ / ERN NY / NEW ENGLAND...
WINDS WILL INCREASE ON WED WITH TIGHTENING SURFACE PRESSURE
GRADIENT. SUSTAINED WINDS NEAR 15 MPH APPEAR LIKELY FROM SERN PA/NJ
INTO MD AND DE...WHILE HIGHER SPEEDS NEAR 20-25 MPH OCCUR FARTHER N
INTO NEW ENGLAND. RH LEVELS WILL BE DOWN FROM PREVIOUS DAY AS WELL.
DUE TO WARMER TEMPERATURES IN THE 60S TO NEAR 70...MIN RH OF 25-35
PERCENT WILL BE WIDESPREAD. RECENT PRECIPITATION OVER ME WILL HELP
MITIGATE FIRE THREAT THERE...WHILE OTHER AREAS SUCH AS SRN NJ AND
DELMARVA AREA WILL HAVE A HIGHER THREAT WITH RECENT DROUGHT.
..JEWELL.. 04/18/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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