FNUS73 KABR 222204
FWSABR

SPOT FORECAST FOR SUB-UNIT C...U.S. FISH AND WILDLIFE SERVICE
NATIONAL WEATHER SERVICE ABERDEEN SD
504 PM CDT SUN APR 22 2012

FORECAST IS BASED ON IGNITION TIME OF 1730 CDT ON APRIL 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
SURFACE HIGH PRESSURE CENTERED OVER MINNESOTA WILL CONTINUE TO
GRADUALLY SHIFT EAST THIS EVENING. WINDS WILL BECOME LIGHT AND
VARIABLE AROUND THE TIME OF SUNSET...THEN TRANSITION TO LIGHT
SOUTHERLY BY ABOUT 2100 HOURS. RELATIVE HUMIDITY IS EXPECTED TO
RAPIDLY INCREASE TO NEAR 60 PERCENT BETWEEN 2000 AND 2100 HOURS AS
TEMPERATURES FALL QUICKLY GIVEN THE MOSTLY CLEAR SKY AND DRY
AIRMASS IN PLACE.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR THIS EVENING BECOMING CLEAR SHORTLY AFTER
                    SUNSET (15-25 PERCENT CLOUD DURING THE EVENING
                    THEN 0-5 PERCENT AFTER 2000).
MIN TEMPERATURE.....34-37.
MAX HUMIDITY........80-85 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE WINDS UNTIL 2100...THEN
                    SOUTH AROUND 5 MPH.
HAINES INDEX........4 OR LOW.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....1200-2400.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........23     5       0      0      0     5
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............56     48     42     40     36     34
RH..............39     59     63     69     76     80
20 FT WIND......NW 4   S 3    S 5    S 6    S 5    S 5
20 FT WIND GUST.                7      8     10     10

$$
FORECASTER...CHURCH
REQUESTED BY...BLAKE STEWART
TYPE OF REQUEST...PRESCRIBED
.TAG 20120422.SUBUN.01/ABR