FNUS73 KABR 171135
FWSABR

SPOT FORECAST FOR SEVERSON...US FISH AND WILDLIFE SERVICE
NATIONAL WEATHER SERVICE ABERDEEN SD
635 AM CDT TUE MAY 17 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL STILL DOMINATE TODAY BRINGING
CONTINUED DRY CONDITIONS. LIGHT WINDS WILL INCREASE TO AROUND 15
MPH LATE THIS MORNING. THERE IS SOME POTENTIAL FOR INCREASED
MIXING...LOWER DEWPOINTS AND THEREFORE LOWER MIN RH THAN CURRENTLY
FORECAST. FOR NOW EXPECTED MIN RH AROUND 40 PERCENT BUT MAY SEE
THAT DROP INTO THE LOWER 30S.

.TODAY...
SKY/WEATHER.........SUNNY (20-30 PERCENT CLOUD).
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........38-43 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 6 TO 16 MPH.
HAINES INDEX........3 OR VERY LOW.
MIXING HEIGHT.......800 FT AGL UNTIL 1300...THEN 4700 FT AGL.
TRANSPORT WINDS.....NORTH 18 TO 23 MPH.
SMOKE DISPERSAL.....AROUND 13100 UNTIL 1300...THEN AROUND 92500.
CWR.................ZERO.
LAL.................1.

TIME (CDT)      11 AM  1 PM   3 PM   5 PM
SKY (%).........26     30     26     21
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............57     61     64     64
RH..............50     41     34     31
20 FT WIND......SE 14  SE 14  SE 14  SE 14
20 FT WIND GUST.20     20     20     20

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT CLOUD).
MIN TEMPERATURE.....40-45.
MAX HUMIDITY........67-72 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 15 MPH.
HAINES INDEX........3 OR VERY LOW.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....NORTH 23 TO 28 MPH UNTIL 0100...THEN 16 TO 21
                    MPH.
SMOKE DISPERSAL.....4100-5500.
CWR.................ZERO.
LAL.................1.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........18     16     15     13     16     19
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............63     57     52     49     47     45
RH..............32     45     58     68     73     72
20 FT WIND......SE 14  SE 11  SE 9   SE 7   SE 7   SE 8
20 FT WIND GUST.20     20     15     10     10     10

$$
FORECASTER...WISE
REQUESTED BY...6052562974L
TYPE OF REQUEST...PRESCRIBED
.TAG 20110517.SEVER.01/ABR