FNUS74 KLCH 011450
FWSLCH

SPOT FORECAST FOR WF SABINE PASS...USFWS
NATIONAL WEATHER SERVICE LAKE CHARLES LA
850 AM CST SUN MAR 1 2009

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
CONTINUED TIGHT PRESSURE GRADIENT WILL MEAN STRONG NORTHWEST WINDS
AROUND 15 TO 20 MPH SUSTAINED...WITH GUSTS TO 25 TO 30 MPH. THE
RELATIVE HUMIDITY WILL START OUT IN THE UPPER 50S AND DROP INTO
THE 25 TO 30% RANGE BY THE AFTERNOON HOURS.

VENT RATE WILL BE HIGH T0DAY AS WINDS WILL BE STRONG.

THE PRESSURE GRADIENT WILL BEGIN TO DECREASE...FROM WEST TO EAST...
AS THE HIGH BUILDS SOUTHWARD INTO TEXAS. CONSEQUENTLY WINDS WILL
BEGIN TO SETTLE THIS EVENING.

HUMIDITIES AND TEMPERATURES WILL REMAIN UNSEASONABLY LOW OVER THE
NEXT COUPLE OF DAYS.

.TODAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 61.
MIN HUMIDITY........27 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS 12 TO 15 MPH.
MIXING HEIGHT.......1300-2300 FT AGL INCREASING TO
    3000-3600 FT AGL IN THE AFTERNOON.
MIXING HEIGHT.......400-700 METERS INCREASING TO
                    915-1100 METERS
MIXING WINDS........NORTH 20 TO 26 MPH.
MIXING WINDS GUST...NORTH 20 TO 26 MPH.

TIME (CST)      8 AM   10 AM  NOON   2 PM   4 PM   6 PM
SKY (%).........8      4      1      10     11     9
WEATHER COV.....CLEAR  CLEAR  CLEAR  CLEAR  CLEAR  CLEAR
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............46     53     58     60     59     55
RH..............56     43     34     30     32     42
20 FT WIND......N 12   N 12   N 12   N 12   N 10   N 7
20 FT WIND GUST.20     20     20     20     20     15
EYE LEVEL WIND..N 12   N 12   N 12   N 12   N 10   N 7
EYE LEVEL WIND..20     20     20     20     20     15
TRANSPORT WND (M/S)    N 8    N 8    N 8    N 7    N 6
VENT RATE (M/S-M)      4350          5661

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....AROUND 41.
MAX HUMIDITY........70 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS 6 TO 9 MPH.
MIXING HEIGHT.......1700-3600 FT AGL DECREASING TO 500-1400 FT AGL
                    AFTER MIDNIGHT.
MIXING WINDS........NORTH 9 TO 17 MPH.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTH WINDS 6 TO 9 MPH.
MIXING WINDS........NORTH 9 TO 17 MPH.

.MONDAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 58.
MIN HUMIDITY........44 PERCENT.
EYE LEVEL WINDS.....NORTHEAST WINDS 5 TO 9 MPH IN THE MORNING
                    BECOMING LIGHT...THEN BECOMING SOUTHEAST AROUND
                    5 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......500-2400 FT AGL.
MIXING WINDS........NORTHEAST 3 TO 10 MPH SHIFTING TO THE SOUTHEAST
                    LATE IN THE AFTERNOON.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHEAST WINDS 5 TO 9 MPH IN THE MORNING
                    BECOMING LIGHT...THEN BECOMING SOUTHEAST AROUND
                    5 MPH LATE IN THE AFTERNOON.
MIXING WINDS........NORTHEAST 3 TO 10 MPH SHIFTING TO THE SOUTHEAST
                    LATE IN THE AFTERNOON.

$$
FORECASTER...KUYPER
REQUESTED BY...MARIA VIELMA
TYPE OF REQUEST...WILDFIRE
.TAG 20090301.WFSAB.01/LCH