Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 060916
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0416 AM CDT SUN MAY 06 2007
VALID 061200Z - 071200Z
...CRITICAL FIRE WEATHER AREA FOR SRN CA COASTAL AREA...
...CRITICAL FIRE WEATHER AREA FOR NRN WI/UPPER MI...
...SYNOPSIS...
VERY AMPLIFIED/BLOCKING TYPE UPPER-LEVEL PATTERN WILL CONTINUE
ACROSS THE CONUS. A LARGE TROUGH WILL REMAIN CENTERED ACROSS THE
ROCKIES WITH A RIDGE FROM THE LOWER MS RIVER VALLEY TO THE GREAT
LAKES AND ANOTHER TROUGH DIGGING SWD ALONG THE ERN SEABOARD. SURFACE
LOW PRESSURE OVER THE NRN HIGH PLAINS WILL LIFT N/NEWD INTO S-CNTRL
CANADA WHILE AN ASSOCIATED COLD FRONT BECOME QUASI-STATIONARY ACROSS
THE GREAT PLAINS. TO THE W OF THIS SYSTEM...SURFACE HIGH PRESSURE
WILL BUILD SLOWLY EWD ACROSS THE NRN GREAT BASIN. IN THE ERN
CONUS...A COLD FRONT WILL BEGIN TO ACCELERATE SWD OVER THE SERN
STATES AS AN EXPANSIVE AREA OF HIGH PRESSURE SLIDES SWD ACROSS THE
ERN GREAT LAKES.
...CRITICAL FIRE WEATHER AREA - SRN CA COASTAL AREA...
PRIMARY CONDITIONS: GUSTY WINDS / LOW RH / SEVERE TO EXTREME DROUGHT
LATEST MESONET OBSERVATIONS INVOF THE COASTAL MTNS DEPICT N/NELY
WINDS LOCALLY GUSTING TO 35 TO 45 MPH. THESE WINDS WILL WEAKEN
SOMEWHAT THROUGH THE DAY AS THE SURFACE PRESSURE GRADIENT RELAXES.
HOWEVER...CONTINUED OFFSHORE FLOW COMBINED WITH AMPLE INSOLATION
WILL LEAD TO SUBSTANTIAL WARMING/DRYING TODAY. ABOVE-NORMAL
TEMPERATURES IN THE 70S/80S ARE EXPECTED WITH WIDESPREAD LOW RH FROM
8 TO 15 PERCENT. GUSTY WINDS ACROSS CANYONS/PASSES WILL ENSUE ONCE
AGAIN THIS EVENING THROUGH EARLY MON. HOWEVER...SPEEDS SHOULD NOT BE
QUITE AS STRONG AS THIS MORNING WITH A SLIGHTLY WEAKER SURFACE
PRESSURE GRADIENT AND LIGHTER MID-LEVEL FLOW.
...CRITICAL FIRE WEATHER AREA - NRN WI/UPPER MI...
PRIMARY CONDITIONS: LOW RH / STRONG WINDS / RECENT DRYNESS
A PARTICULARLY DRY AIR MASS WILL REMAIN IN PLACE ACROSS THE WRN/NRN
GREAT LAKES THROUGH THIS AFTERNOON. UPSTREAM OBSERVED SOUNDINGS IN
GAYLORD MI AND BUFFALO NY FROM 05/00Z INDICATED PRECIPITABLE WATER
AROUND 0.10 INCHES. LATEST GPS PRECIPITABLE WATER ESTIMATES ARE
CONSISTENT WITH AMOUNTS AOB 0.20 INCHES. AS DAYTIME MIXING ENSUES
AND TEMPERATURES WARM INTO THE 60S...CRITICALLY LOW RH VALUES FROM
10 TO 20 PERCENT ARE LIKELY AWAY FROM THE IMMEDIATE LAKE SHORES.
WITH A LOW-LEVEL JET AOA 40 MPH AND A FAVORABLY TIGHT SURFACE
PRESSURE GRADIENT ACROSS THE AREA...SUSTAINED SELY SURFACE WINDS
FROM 20 TO 30 MPH WILL DEVELOP THIS AFTERNOON.
...NRN PA/NY/NRN NJ...
MILD TEMPERATURES AND LOW RH WILL BE PREVALENT LATE THIS MORNING
THROUGH THE AFTERNOON AS HIGH PRESSURE SETTLES SWD TOWARDS THE
REGION. TEMPERATURES SHOULD ONLY REACH THE UPPER 50S TO LOWER 60S.
WITH DEW POINTS IN THE TEENS TO MIDDLE 20S...RH VALUES OF 15 TO 25
PERCENT WILL BE LIKELY. THE MAIN LIMITING FACTOR WILL BE THE
STRENGTH OF THE WINDS. MODEL FORECASTS INDICATE THE SURFACE PRESSURE
GRADIENT WILL WEAKEN THROUGH THE DAY...WITH GENERALLY DIMINISHING
WINDS DURING THE AFTERNOON. A BRIEF DURATION OF SUSTAINED WINDS
AROUND 20 MPH CO-EXISTING WITH CRITICALLY LOW RH APPEARS
POSSIBLE...LEADING TO LOCALIZED CRITICAL CONDITIONS.
..GRAMS.. 05/06/2007
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 060954
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0454 AM CDT SUN MAY 06 2007
VALID 071200Z - 081200Z
...CRITICAL FIRE WEATHER AREA FOR NRN AND CNTRL FL/SERN GA/SRN SC...
...CRITICAL FIRE WEATHER AREA FOR SRN CA COASTAL AREA...
...SYNOPSIS...
VERY AMPLIFIED UPPER-LEVEL PATTERN WILL BE MAINTAINED ACROSS THE
CONUS. LARGE TROUGH WILL REMAIN CENTERED ACROSS THE ROCKIES WITH
DOWNSTREAM RIDGING FROM THE LOWER MS RIVER VALLEY THROUGH THE ERN
GREAT LAKES. CLOSED LOW OFF THE CAROLINA COAST SHOULD REMAIN NEARLY
STATIONARY AND MAY BEGIN TO SLOWLY RETROGRADE WWD LATE IN THE
PERIOD. AT THE SURFACE...EXPANSIVE HIGH PRESSURE WILL REMAIN
ANCHORED ACROSS THE NRN APPALACHIANS/SRN NEW ENGLAND. WHILE HIGH
PRESSURE OVER THE NRN GREAT BASIN WILL WEAKEN AND MOVE SLOWLY EWD.
...CRITICAL FIRE WEATHER AREA - NRN AND CNTRL FL/SERN GA/SRN SC...
PRIMARY CONDITIONS: LOW RH / STRONG WINDS / HIGH KBDI
A DRY AND MILD AIR MASS WILL SETTLE SWD THROUGH THE SERN STATES
EARLY MON BEHIND AN ACCELERATING COLD FRONT. ALTHOUGH TEMPERATURES
ARE EXPECTED TO ONLY BE IN THE 70S...RH VALUES OF 20 TO 30 PERCENT
APPEAR LIKELY. WITH RATHER STRONG LOW/MID-LEVEL WINDS TO THE WEST OF
A COASTAL LOW OFF THE CAROLINA COAST...NELY SURFACE WINDS FROM 15 TO
25 MPH ARE EXPECTED MON AFTERNOON. THIS SHOULD LEAD TO THE
DEVELOPMENT OF WIDESPREAD CRITICAL CONDITIONS.
...CRITICAL FIRE WEATHER AREA - SRN CA COASTAL AREA...
PRIMARY CONDITIONS: LONG DURATION OF LOW RH / GUSTY OFFSHORE WINDS /
LONG-TERM DROUGHT
GUSTY OFFSHORE WINDS FROM 25 TO 35 MPH ARE EXPECTED TO BE ONGOING
MON MORNING ACROSS CANYONS/PASSES OF THE SRN CA COASTAL MTNS. THIS
SHOULD SUPPORT RATHER POOR RH RECOVERY...WITH A LONG DURATION OF
CRITICALLY LOW RH LIKELY. TEMPERATURES WILL BE QUITE WARM IN THE 80S
TO LOWER 90S WITH MIN RH VALUES FROM 6 TO 12 PERCENT. AS HIGH
PRESSURE OVER THE GREAT BASIN MOVES FARTHER EWD/WEAKENS...LIGHTER
OFFSHORE FLOW IS EXPECTED MON NIGHT INTO EARLY TUE.
..GRAMS.. 05/06/2007
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...