FNUS72 KTAE 061113
FWSTAE

SPOT FORECAST FOR SVR COMPARTMENTS 1 AND 2...USFWS/ST. MARKS NATIONAL WILDLIFE REFUGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
613 AM EST SAT MAR 6 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 EST ON MARCH 6.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE AT 850-942-8835.

...A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM EST /10 AM CST/
THIS MORNING TO 8 PM EST /7 PM CST/ THIS EVENING FOR ALL OF THE
FLORIDA BIG BEND AND PANHANDLE DUE TO EXPECTED LONG DURATIONS OF
CRITICAL RELATIVE HUMIDITIES...

...A FIRE WEATHER WATCH IS NOW IN EFFECT SUNDAY AFTERNOON DUE TO
EXPECTED LONG DURATIONS OF CRITICAL RELATIVE HUMIDITIES...

.DISCUSSION...A VERY DRY RIDGE OF CANADIAN HIGH PRESSURE WILL
CONTINUE TO DOMINATE THE REGION THROUGHOUT THE WEEKEND WITH
AFTERNOON TEMPERATURES GRADUALLY MODERATING BACK TOWARDS MORE
TYPICAL VALUES FOR THIS TIME OF YEAR. DEWPOINTS WILL ALSO RISE
SLIGHTLY AS THIS AIR MASS SLOWLY MODIFIES...BUT THESE MODIFICATIONS
WILL BASICALLY JUST OFFSET EACH OTHER AND ALLOW FOR THE VERY DRY
AFTERNOON CONDITIONS TO CONTINUE. ON SUNDAY AFTERNOON...HOWEVER...4
HOUR DURATIONS OF SUB 25 PERCENT RELATIVE HUMIDITY MAY BE A LITTLE
MORE DIFFICULT TO COME BY...SO WHILE THE WATCH FOR FLORIDA WILL ALMOST
CERTAINLY BE UPGRADED TO A WARNING THIS AFTERNOON. EARLY NEXT WEEK...
THE RIDGE OF HIGH PRESSURE WILL MOVE OFFSHORE...WITH MOISTURE AND
RAIN CHANCES ON THE INCREASE. IN FACT...AFTER MONDAY...NO RED FLAG
CONDITIONS ARE EXPECTED FOR THE ENTIRETY OF NEXT WEEK.

.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
                    TEMPERATURE.........50 AT IGNITION...MAX 60.
                    MIN HUMIDITY........48 PERCENT AT IGNITION...MIN 32 PERCENT.
WIND (20 FT)........WINDS NORTHEAST AT 9 MPH AT
                    IGNITION...SHIFTING TO THE WEST 5 TO 6 MPH LATE
                    IN THE AFTERNOON.
MIXING HEIGHT.......1100-2900 FT AGL...INCREASING TO 4500-5300 FT AGL
                    IN THE LATE MORNING AND AFTERNOON.
TRANSPORT WINDS.....NORTH 9 TO 15 MPH.
SMOKE DISPERSION....MAX 68.

TIME (EST)      11 AM  1 PM   3 PM   5 PM   7 PM   9 PM
SKY (%).........MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............50     54     58     57     53     51
RH..............48     36     33     36     48     50
20 FT WIND......NE 9   E 8    NE 7   W 5    NW 3   NW 5
20 FT WIND GUST.15     10     10     10     5      10

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....40.
MAX HUMIDITY........78 PERCENT.
WIND (20 FT)........NORTHWEST WINDS AROUND 5 MPH EARLY IN THE
                    EVENING BECOMING LIGHT...THEN BECOMING
                    NORTHEAST 5 TO 7 MPH OVERNIGHT.
MIXING HEIGHT.......4800-3100 FT AGL...DECREASING TO 2600-2100 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTH AROUND 9 MPH SHIFTING TO THE NORTHEAST 7
                    TO 12 MPH.
SMOKE DISPERSION....MIN 5.

.SUNDAY...

SKY/WEATHER.........SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....63.
MIN HUMIDITY........39 PERCENT.
WIND (20 FT)........SOUTH WINDS 6 TO 8 MPH.
MIXING HEIGHT.......2100-3900 FT AGL...INCREASING TO 4900-5300 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH 9 TO 13 MPH.
SMOKE DISPERSION....MAX 68.

$$
FORECASTER...JAMSKI
REQUESTED BY...JENNIFER HINCKLEY
TYPE OF REQUEST...PRESCRIBED
.TAG 20100306.SVRCO.01/TAE