FNUS74 KMAF 211635
FWSMAF

SPOT FORECAST FOR GRAVEL PIT 4-21...NPS
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1135 AM CDT WED APR 21 2010

FORECAST IS BASED ON IGNITION TIME OF 1105 CDT ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A GRADUAL INCREASE IN CLOUD COVER IS EXPECTED TODAY...WITH SOME
AFTERNOON CUMULUS BUILDUPS POSSIBLE OVER THE BURN SITE. ANY
THUNDERSTORM ACTIVITY SHOULD REMAIN EAST OF THE REGION TODAY.
EXCELLENT RH RECOVERY IS ANTICIPATED TONIGHT AS SOUTHEAST WINDS
KEEP MOISTURE IN PLACE. WINDS WILL TRANSITION TO A MORE SOUTH TO
SOUTHWESTERLY DIRECTION ON THURSDAY AFTERNOON AS MINIMUM RELATIVE
HUMIDITIES DROP TO NEAR 20%.

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY. SOME SCATTERED CUMULUS CLOUDS THIS
                    AFTERNOON. ISOLATED THUNDERSTORMS POSSIBLE EAST OF
                    THE BURN SITE THIS AFTERNOON.
CHANCE OF PCPN......5 PCT.
                    TEMPERATURE.........75 AT IGNITION...MAX 91.
                    MIN HUMIDITY........53 PCT AT IGNITION...MIN 23 PCT.
WIND (20 FT)........WINDS EAST TO SOUTHEAST AT 4 TO 8 MPH.
HAINES INDEX........3 /VERY LOW/.
SMOKE DISPERSAL.....FAIR AT IGNITION INCREASING TO VERY GOOD /103000
                    KNOT-FT/.

TIME (CDT)      11 AM        3 PM
SKY (%).........PCLDY        PCLDY
WEATHER COV.....
WEATHER TYPE....NONE         NONE
TEMP............69           85
RH..............53           30
20 FT WIND DIR..E            SE
20 FT WIND SPD..4            7
20 FT WIND GUST.
MIX HGT (FT)....1500         6500
TRANSP WIND DIR.S            S
TRANSP WIND SPD.5            10
HAINES INDEX....3            2

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF PCPN......0 PCT.
MIN TEMPERATURE.....63.
MAX HUMIDITY........79 PCT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 11 MPH.
HAINES INDEX........3 /VERY LOW/.
SMOKE DISPERSAL.....VERY GOOD /123000 KNOT-FT/ DECREASING TO POOR
                    IN THE LATE EVENING AND OVERNIGHT.

TIME (CDT)      7 PM         11 PM        3 AM
SKY (%).........PCLDY        PCLDY        PCLDY
WEATHER COV.....
WEATHER TYPE....NONE         NONE         NONE
TEMP............89           80           66
RH..............24           45           79
20 FT WIND DIR..SE           E            SE
20 FT WIND SPD..11           11           6
20 FT WIND GUST.
MIX HGT (FT)....11500        500          500
TRANSP WIND DIR.S            SE           SE
TRANSP WIND SPD.14           11           14
HAINES INDEX....3            3            3

.THURSDAY...
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF PCPN......0 PCT.
MAX TEMPERATURE.....93.
MIN HUMIDITY........18 PCT.
WIND (20 FT)........TERRAIN DOMINATED UNDER 5 MPH BECOMING SOUTH TO
                    SOUTHWEST 7 TO 12 MPH IN THE LATE MORNING AND
                    AFTERNOON.
HAINES INDEX........4 /LOW/.
SMOKE DISPERSAL.....POOR INCREASING TO EXCELLENT /152000 KNOT-FT/ IN THE
                    AFTERNOON.

TIME (CDT)      7 AM         11 AM        3 PM
SKY (%).........PCLDY        PCLDY        PCLDY
WEATHER COV.....
WEATHER TYPE....NONE         NONE         NONE
TEMP............63           73           86
RH..............70           38           19
20 FT WIND DIR..SE           S            SW
20 FT WIND SPD..4            8            12
20 FT WIND GUST.5
MIX HGT (FT)....500          3500         7000
TRANSP WIND DIR.SE           SW           SW
TRANSP WIND SPD.5            13           20
HAINES INDEX....2            2            4

$$

FORECASTER...PLATT
REQUESTED BY...ALPHONSO PORRAS
TYPE OF REQUEST...PRESCRIBED
.TAG 20100421.GRAVE.01/MAF