Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 070716
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0216 AM CDT TUE JUN 07 2005
VALID 071200Z - 081200Z
...CRITICAL FIRE WEATHER AREA FOR PORTIONS OF THE CENTRAL AND
SOUTHERN ROCKIES...
...SYNOPSIS...
BROAD UPPER TROUGH REMAINS ACROSS THE NWRN CONUS TODAY WITH EMBEDDED
SHORTWAVE TROUGH MOVING THROUGH CENTRAL NV THIS MORNING EXPECTED TO
LIFT ENEWD ACROSS THE CENTRAL ROCKIES THIS AFTERNOON. STRONG
MID-LEVEL WINDS ACCOMPANY THIS SHORTWAVE TROUGH...WITH 500MB FLOW OF
65-70KT FORECAST ACROSS ERN UT INTO WRN/CENTRAL CO COINCIDENT WITH
DAYTIME HEATING MAXIMUM THIS AFTERNOON. MODERATELY STRONG WINDS WILL
EXTEND SWD INTO 700MB THERMAL RIDGE AXIS OF +13 TO +14C REMAINING
ACROSS THE SRN ROCKIES THIS AFTERNOON. WIDESPREAD WINDY CONDITIONS
WITH LOW RH VALUES AND SEASONABLY WARM TEMPERATURES ACROSS THE FOUR
CORNERS REGION WILL RESULT IN CRITICAL FIRE WEATHER CONDITIONS.
...CRITICAL FIRE WEATHER AREA 1 - SERN/ERN UT...WRN/CENTRAL
CO...NRN/NERN AZ...AND CENTRAL/NRN NM...
PRIMARY CONDITIONS: STRONG SURFACE WINDS / VERY LOW RH VALUES / DRY
FUELS
WLY TO SWLY SURFACE WINDS OF 20-30 MPH WILL DEVELOP BY EARLY
AFTERNOON AS STEEPENING LOW-TO-MID LEVEL LAPSE RATES ENHANCE
VERTICAL MIXING IN VICINITY OF ENHANCED UPPER FLOW ASSOCIATED WITH
MIGRATORY UPPER THROUGH. QUASI-STATIONARY SURFACE FRONT WILL REMAIN
IN PLACE FROM E-CENTRAL WY SWWD ACROSS NWRN CO INTO S-CENTRAL UT
THIS AFTERNOON. VERY LOW RH VALUES WILL DEVELOP SOUTH AND EAST OF
THE BOUNDARY...WITH RH MINIMUMS OF 8-15 PERCENT LIKELY AT LOWER
ELEVATIONS. HIGH TEMPERATURES WILL REACH INTO THE 80S ACROSS
VALLEY/BASIN LOCATIONS. DRY FUEL CONDITIONS COMBINED WITH STRONG
DAYTIME WINDS/VERY LOW RH WILL RESULT IN A RELATIVELY LARGE AREA OF
CRITICAL FIRE WEATHER CONDITIONS FROM ROUGHLY 07/18Z THROUGH 08/03Z.
STABILIZING BOUNDARY LAYER LATE THIS EVENING WILL REDUCE WIND SPEEDS
WITH LINGERING WINDY CONDITIONS AT HIGHER ELEVATIONS THROUGH THE
OVERNIGHT PERIOD.
..BANACOS.. 06/07/2005
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 070715
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0215 AM CDT TUE JUN 07 2005
VALID 081200Z - 091200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
DURING THE DAY 2 PERIOD...SHORTWAVE TROUGH EJECTS NEWD ACROSS THE
NRN PLAINS WEDNESDAY AFTERNOON WHILE LONG WAVE TROUGH REMAINS IN
PLACE ACROSS THE INTERMOUNTAIN WEST. CORE OF COLDEST MID-LEVEL
TEMPERATURES ASSOCIATED WITH THE WRN TROUGH MOVES EWD INTO ERN
ID/WRN MT. LITTLE OVERALL CHANGE IS EXPECTED IN SYNOPTIC PATTERN
ACROSS THE SRN INTERMOUNTAIN REGION...WITH MID-LEVEL BAROCLINIC ZONE
PERSISTING FROM CENTRAL NV ENEWD ACROSS CENTRAL UT INTO NWRN CO/SRN
WY. CONTINUATION OF SEASONABLY WARM TO HOT TEMPERATURES AND VERY LOW
RH VALUES WILL PERSIST SOUTH OF THIS ZONE ACROSS THE FOUR CORNERS
INTO THE DESERT SW. PRIMARY DIFFERENCE ON DAY 2 IS A SLIGHT
LESSENING OF MID-LEVEL FLOW ACROSS THE FOUR CORNERS
REGION...ALTHOUGH DIFFERENCES EXIST IN NAM AND GFS SOLUTIONS. NAM
SUGGESTS WSWLY 500MB WINDS OF 25-35 KT ACROSS NM AND AZ WEDNESDAY
AFTERNOON AND EVENING WHILE GFS INDICATES AN EMBEDDED MID-LEVEL
SPEED MAX OF 45KT MOVING THROUGH CENTRAL AZ BY 09/00Z. OVERALL FIRE
WEATHER THREAT AND MODERATE/STRONG SURFACE WIND POTENTIAL APPEARS
MORE MARGINAL ON WEDNESDAY...PRECLUDING A RISK AREA AT THIS TIME.
HOWEVER...IF CURRENT GFS SOLUTION APPEARS MORE LIKELY
TOMORROW...THEN PORTIONS OF THE FOUR CORNERS REGION MAY REQUIRE A
CRITICAL FIRE WEATHER AREA IN TOMORROW/S DAY 1 OUTLOOK.
ELSEWHERE ACROSS THE CONUS...CRITICAL FIRE WEATHER CONDITIONS ARE
NOT EXPECTED.
..BANACOS.. 06/07/2005
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Fire Weather/Forecast Products/Home