FNUS73 KABR 181437
FWSABR

SPOT FORECAST FOR SWIFTBIRD RX...BIA
NATIONAL WEATHER SERVICE ABERDEEN SD
937 AM CDT TUE SEP 18 2012

FORECAST IS BASED ON IGNITION TIME OF 0925 CDT ON SEPTEMBER 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

CLOUDS EAST OF THE MISSOURI VALLEY WILL MOVE OUT OF THE SITE BY
EARLY AFTERNOON. TEMPERATURES WILL REBOUND WITH MOSTLY SUNNY
SKIES...ALLOWING RH VALUES TO DROP TO BETWEEN 15-20 PERCENT THIS
AFTERNOON. WINDS WILL START OUT LIGHT...FROM THE SOUTH. THESE WILL
GRADUALLY SHIFT AROUND TO THE WEST/SOUTHWEST...BEFORE MOVING TO THE
WEST/NORTHWEST WITH THE PASSAGE OF A WEAK TROF OF LOW PRESSURE.
COOLER...ALBEIT STILL DRY AIR WILL MOVE INTO THE REGION
OVERNIGHT/EARLY IN THE MORNING WITH THE PASSAGE OF A COLD FRONT.

.TODAY...
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD) UNTIL
                    1300...THEN MOSTLY SUNNY (25-35 PERCENT CLOUD).
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........18-23 PERCENT.
WIND (20 FT)........SOUTH WINDS UP TO 5 MPH UNTIL 1000...
                    THEN WEST 5 TO 10 MPH.
HAINES INDEX........6 OR HIGH.
MIXING HEIGHT.......300 FT AGL UNTIL 1000. 7300-7500 FT AGL AFTER
                    1300.
TRANSPORT WINDS.....SOUTH 7 TO 12 MPH UNTIL 1000. WEST 13 TO
                    18 MPH AFTER 1300.
SMOKE DISPERSAL.....22300-32300 UNTIL 1300...THEN 96200-121400.
CWR.................ZERO.
LAL.................1.

TIME (CDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........98  90  73  56  48  41  28  22  18  10
WEATHER COV.....
WEATHER TYPE....
TEMP............49  54  59  64  68  71  73  74  73  72
RH..............51  42  34  28  25  22  20  20  21  23
20 FT WIND DIR.. S   S  SW  SW  SW  SW   W   W   W   W
20 FT WIND SPD.. 5   6   7   9   9   9   9   8   8   7
20 FT WIND GUST.10  10  10  15  15  15  15  15  10  10

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT CLOUD).
MIN TEMPERATURE.....46-51.
MAX HUMIDITY........56-61 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 12 MPH.
HAINES INDEX........6 OR HIGH.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....WEST 13 TO 18 MPH UNTIL 0400...THEN NORTHWEST
                    21 TO 26 MPH.
SMOKE DISPERSAL.....3000-5000.
CWR.................ZERO.
LAL.................1.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........7      9      12     14     17     22
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............70     62     58     55     53     52
RH..............26     36     43     49     54     58
20 FT WIND......NW 6   W 5    W 5    SW 6   W 7    NW 9
20 FT WIND GUST.10     10     10     10     10     15

.WEDNESDAY...
MAX TEMPERATURE.....68-73.
MIN HUMIDITY........21-26 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 13 TO 23 MPH. GUSTS UP TO 30
                    MPH.

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
TEMP............50     54     61     66     68     68
RH..............61     52     40     31     25     23
20 FT WIND......NW 12  NW 16  NW 19  NW 20  NW 21  NW 20
20 FT WIND GUST.20     25     30     30     30     30

$$
FORECASTER...CONNELLY
REQUESTED BY...AMOS ISBURG
TYPE OF REQUEST...PRESCRIBED
.TAG 20120918.SWIFT.01/ABR