FNUS74 KLCH 141342
FWSLCH

SPOT FORECAST FOR PITCHER PLANT RX...NATIONAL PARK SERVICE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
842 AM CDT WED APR 14 2010

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

.DISCUSSION...
RH VALUES WILL BE SIMILAR TO YESTERDAY WITH MINIMUM HUMIDITY
LEVELS FALLING TO AROUND 45 PERCENT DURING THE AFTERNOON. WINDS
WILL BE WEAKER THAN SEEN YESTERDAY WITH EYE LEVEL WINDS
INCREASING TO 5 TO 10 MPH WITH GUSTS TO AROUND 13 MPH DURING THE
AFTERNOON. ENOUGH LOW LEVEL MOISTURE MAY BE AVAILABLE THIS
AFTERNOON FOR AN ISOLATED SHOWER OR THUNDERSTORM TO DEVELOP. IF
THIS DOES OCCUR...WINDS MAY BECOME VARIABLE IN AND NEAR ANY
PRECIPITATION.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). SLIGHT CHANCE OF
                    SHOWERS AND THUNDERSTORMS.
MAX TEMPERATURE.....AROUND 82.
MIN HUMIDITY........45 PERCENT.
WIND (EYE LEVEL)....SOUTHEAST WINDS 5 TO 9 MPH.
HAINES INDEX........3 TO 4 OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1300-2600 FT AGL AT 1000 CST INCREASING TO
                    3400-4600 FT AGL IN THE LATE MORNING AND
                    AFTERNOON.
MIXING WINDS........SOUTHEAST 12 TO 18 MPH IN THE MORNING
                    INCREASING TO 18 TO 23 MPH IN THE AFTERNOON.

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM
SKY (%).........43  45  47  49  50  53  58  60  60  60  60  60
WEATHER COV.....NO  NO  NO  NO  SCH SCH SCH SCH SCH SCH SCH NO
WEATHER TYPE....NO  NO  NO  NO  TSM TSM TSM TSM TSM TSM TSM NO
TEMP............67  71  74  77  79  80  80  80  80  79  78  75
RH..............75  68  59  53  48  45  45  47  49  52  58  66
EYE LVL WND DIR.E   E   E   SE  SE  SE  SE  SE  SE  SE  SE  SE
EYE LVL WND SPD.5   5   6   7   7   8   9   8   8   7   6   5
EYE LVL WND GST.8   8   9   10  11  12  13  13  13  12  10  8
MIX HGT (KFT)...2.6 3.4 4.0 4.5 4.6 4.6 4.6 4.6 4.6 4.6 4.5 3.8
MIX HGT (KM)....0.8 1.0 1.2 1.4 1.4 1.4 1.4 1.4 1.4 1.4 1.4 1.2
TRANSP WIND DIR.E   SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
TRANSP WIND SPD.13  14  15  16  17  18  20  21  21  22  22  22
TRANS SPD (M/S).6   6   7   7   8   8   9   9   9   10  10  10
HAINES INDEX....3   4   4   4   4   4   4   4   4   4   4   3

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (45-55 PERCENT).
MIN TEMPERATURE.....AROUND 62.
MAX HUMIDITY........90 PERCENT.
WIND (EYE LEVEL)....SOUTHEAST WINDS 5 TO 7 MPH IN THE EVENING
                    BECOMING LIGHT...THEN BECOMING EAST AROUND 5
                    MPH EARLY IN THE MORNING.
HAINES INDEX........3 TO 5 OR LOW TO MODERATE POTENTIAL FOR LARGE
                    PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1900-3800 FT AGL DECREASING TO 900-1700 FT AGL
                    LATE IN THE EVENING.
MIXING WINDS........SOUTHEAST 14 TO 22 MPH.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........47 PERCENT.
WIND (EYE LEVEL)....SOUTHEAST WINDS 5 TO 9 MPH.
HAINES INDEX........4 TO 5 OR LOW TO MODERATE POTENTIAL FOR LARGE
                    PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1000-2400 FT AGL INCREASING TO 3200-4600 FT AGL
                    IN THE LATE MORNING AND AFTERNOON.
MIXING WINDS........SOUTHEAST 15 TO 20 MPH.

$$
FORECASTER...SHAMBURGER
REQUESTED BY...DEANNA BOENSCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20100414.PITCH.01/LCH