Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 030823
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0323 AM CDT THU JUN 03 2004
VALID 031200Z - 041200Z
...CRITICAL FIRE WEATHER AREA FOR CENTRAL NM NWD TO CENTRAL CO...
...SYNOPSIS...
SIGNIFICANT DRYING TREND WILL CONTINUE ACROSS MUCH OF THE
INTERMOUNTAIN WEST TODAY. STRONG 700MB THERMAL RIDGE /+16C/ ANCHORED
ACROSS THE FOUR CORNERS REGION WILL BUILD NWD THIS PERIOD INTO THE
NRN ROCKIES. CONTINUATION OF NEAR RECORD HEAT ACROSS THE SWRN CONUS
AND EXTREMELY LOW RH VALUES WILL MAINTAIN THREAT OF PLUME DOMINANT
WILDFIRE ACTIVITY. GREATEST POTENTIAL FOR PLUME BEHAVIOR IS ACROSS
ERN AZ/SRN UT WHERE BOUNDARY LAYER HEIGHTS REACH 550-500MB WITH
SURFACE RH DOWN TO 5 PERCENT LATE THIS AFTERNOON INTO THIS EVENING.
WEAK LARGE-SCALE FLOW IN VICINITY OF THE RIDGE...WITH GENERALLY
LIGHT NEAR-SURFACE WINDS DRIVEN BY LOCAL MOUNTAIN-VALLEY
CIRCULATIONS...WILL PRECLUDE CRITICAL FIRE ISSUANCE.
LOW-LEVEL UPSLOPE FLOW WILL INCREASE MOISTURE IN VICINITY OF THE
SANGRE DE CRISTO MTNS AND FRONT RANGE THROUGH THIS AFTERNOON. AN
AXIS OF ISOLATED TO WIDELY SCATTERED DRY THUNDERSTORMS IS EXPECTED
TODAY FROM CENTRAL NM NWD INTO CENTRAL CO. OTHER MORE ISOLATED DRY
THUNDERSTORMS ARE POSSIBLE FROM NERN ORE EWD ACROSS CENTRAL ID INTO
WRN MT.
...CRITICAL FIRE WEATHER AREA 1 - CENTRAL NM NWD INTO CENTRAL CO AND
EWD TO THE FRONT RANGE...
PRIMARY CONDITIONS: DRY LIGHTNING POTENTIAL AND ISOLATED STRONG
WINDS WITH T-STORMS
ISOLATED TO WIDELY SCATTERED DRY THUNDERSTORM ACTIVITY IS
ANTICIPATED ALONG/NEAR THE SANGRE DE CRISTO MTNS AND CO FRONT RANGE
BEGINNING BY MID-LATE AFTERNOON. LOW-LEVEL WWD MOISTURE SURGE
ASSOCIATED WITH OUTFLOW FROM SRN PLAINS CONVECTION IS MOVING THROUGH
CENTRAL/N-CENTRAL NM EARLY THIS MORNING. DAYTIME HEATING COMBINED
WITH THIS MODEST INCREASE IN MOISTURE ACROSS THE MOUNTAINS SHOULD
RESULT IN A N-S AXIS OF DRY THUNDERSTORMS FROM CENTRAL NM NWD INTO
CENTRAL CO DURING THE AFTERNOON AND EVENING PERIOD. INVERTED-V
THERMODYNAMIC ENVIRONMENT SUGGESTS THUNDERSTORMS ASSOCIATED WITH
VIRGA...WITH POTENTIAL FOR SCATTERED DRY LIGHTNING STRIKES AND
LOCALIZED STRONG WINDS WITH DRY MICROBURSTS. CELLS WILL TRACK
GENERALLY ESEWD AT 15-20 MPH. CONVECTION WILL DIMINISH IN COVERAGE
WITH LOSS OF HEATING AFTER SUNSET.
DRY FUELS AND RECENT EXTREME FIRE DANGER RATINGS SUGGEST A HIGH
IGNITION POTENTIAL WITH LIGHTNING ACROSS THE CRITICAL FIRE WEATHER
AREA. COVERAGE OF STORMS WILL LIKELY BE LESS ACROSS WRN NM NWD INTO
WRN CO...HOWEVER...ISOLATED DRY LIGHTNING STRIKES ARE ALSO POSSIBLE
WITH AFTERNOON/EVENING CONVECTION WEST OF CRITICAL RISK AREA.
...NERN ORE...CENTRAL ID...WRN/SWRN MT...NWRN WY...
GOES-10 IMAGERY INDICATES A SHORTWAVE TROUGH APPROACHING THE NRN CA
COAST EARLY THIS MORNING. THIS FEATURE WILL MOVE OVER THE BUILDING
RIDGE AND AID IN LARGE-SCALE ASCENT LATE THIS AFTERNOON INTO THE
OVERNIGHT PERIOD FROM NERN ORE INTO SWRN MT. MARGINAL INSTABILITY
SHOWN IN ETA FORECAST SOUNDINGS / MUCAPE 100-500 J/KG / COMBINED
WITH SHORTWAVE TROUGH WILL LIKELY RESULT IN ISOLATED DRY
THUNDERSTORM ACTIVITY ACROSS THE DISCUSSION AREA BY LATE THIS
AFTERNOON. ISOLATED STORMS MAY PERSIST THROUGH MUCH OF TONIGHT.
FUEL MOISTURE VALUES SUGGEST OVERALL THREAT OF LIGHTNING INDUCED
WILDFIRES IS LOW TO MODERATE. LIGHTNING ACTIVITY SHOULD BE MONITORED
NEAR ANY AREAS OF LOCALLY DRIER FUEL CONDITIONS...HOWEVER...THREAT
IS NOT SIGNIFICANT ENOUGH AT THIS TIME TO WARRANT A LARGE-SCALE
CRITICAL FIRE WEATHER AREA.
..BANACOS.. 06/03/2004
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 030824
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0324 AM CDT THU JUN 03 2004
VALID 041200Z - 051200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
DURING THE DAY 2 PERIOD...HOT AND DRY WEATHER PATTERN WILL PERSIST
ACROSS THE INTERMOUNTAIN WEST. STRONG 700MB THERMAL RIDGE AXIS WILL
REMAIN IN PLACE FROM THE FOUR CORNERS REGION NWD ACROSS WRN WY/WRN
MT. GRADIENT WINDS WILL REMAIN LIGHT IN VICINITY OF THIS
FEATURE...MITIGATING LARGE-SCALE FIRE WEATHER THREAT.
HOWEVER...COMBINATION OF HOT TEMPERATURES...VERY STEEP LAPSE
RATES...AND EXTREMELY LOW RH VALUES WILL CONTINUE LOCAL POTENTIAL OF
PLUME DOMINANT WILDFIRE ACTIVITY ACROSS THE FOUR CORNERS STATES.
WEAK SHORTWAVE TROUGHS MOVING EWD ACROSS THE TOP OF THE RIDGE AXIS
WILL MAINTAIN A THREAT OF A FEW DRY THUNDERSTORMS ACROSS WRN/CENTRAL
MT FRIDAY AFTERNOON/EVENING. FUEL CONDITIONS DO NOT SUPPORT A
SIGNIFICANT THREAT ACROSS THE NRN ROCKIES AT THIS TIME.
EAST OF THE ROCKY MTNS...LARGE-SCALE SIGNIFICANT FIRE WEATHER
CONDITIONS ARE NOT EXPECTED.
..BANACOS.. 06/03/2004
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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