FNUS71 KGYX 110011
FWSGYX

SPOT FORECAST FOR KPLAINS WMA...TNCMDIFW
NATIONAL WEATHER SERVICE GRAY ME
811 PM EDT FRI SEP 10 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON SEPTEMBER 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
UPPER LEVEL LOW PRESSURE MOVES OFF TO THE EAST WITH SURFACE HIGH
PRESSURE NUDGING INTO THE AREA FROM THE WEST ON SATURDAY. SKIES
WILL FINALLY BEGIN TO CLEAR WITH STRONGER SURFACE HEATING AND
MIXING IN THE LOWER ATMOSPHERE. MINIMUM AFTERNOON RELATIVE
HUMIDITY VALUES FALL INTO THE UPPER 30S TO LOW 40S. WINDS WILL
GENERALLY BE AROUND 10 KTS WITH GUSTS TO 15 KTS OUT OF THE NORTH.

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).
TEMPERATURE.........66 AT IGNITION...MAX 72.
RH..................55 PERCENT AT IGNITION...MIN 43 PERCENT.
WIND (20 FT)........WINDS NORTH AT 12 MPH AT IGNITION...BECOMING
NORTHEAST AND THEN EAST WINDS 7 TO 12 MPH.
MIXING HEIGHT.......4400 FT AGL AT IGNITION...INCREASING TO
6200 FT AGL IN THE AFTERNOON.
MIXING WINDS........NORTH 12 TO 18 MPH.

TIME (EDT)      11 AM  1 PM   3 PM   5 PM
SKY (%).........20     10     20     10
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............66     70     72     70
RH..............55     45     43     45
20 FT WIND......N 12   NE 10  NE 8   E 7
20 FT WIND GUST.15     15     10     10

.SATURDAY NIGHT...

SKY/WEATHER.........CLEAR (0-10 PERCENT).
TEMPERATURE.........MIN 45.
RH..................MAX 100 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH EARLY IN THE
                    EVENING...BECOMING LIGHT AND VARIABLE.
MIXING HEIGHT.......4600-6100 FT AGL.
MIXING WINDS........EAST 8 TO 12 MPH.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........0      0      0      0      0      6
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............67     60     54     52     48     45
RH..............51     70     83     85     93     100
20 FT WIND......SE 6   S 5    SW 3   W 2    NW 1   N 2
20 FT WIND GUST.10            5      5             5

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT)...THEN BECOMING
                    MOSTLY CLOUDY (70-80 PERCENT).
TEMPERATURE.........MAX 66.
RH..................MIN 61 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 8
                    TO 13 MPH.
MIXING HEIGHT.......3700-4700 FT AGL.
MIXING WINDS........SOUTHEAST 8 TO 14 MPH.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).........12     18     34     50     67     73
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............46     48     57     63     66     65
RH..............100    100    79     66     61     62
20 FT WIND......E 3    SE 5   SE 7   SE 10  SE 13  SE 9
20 FT WIND GUST.5             10     15     15     10

$$
FORECASTER...KIMBLE
REQUESTED BY...T PARKER SCHUERMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 20100911.KPLAI.01/GYX