FNUS72 KCAE 061408
FWSCAE

SPOT FORECAST FOR SRS CAPS...USFS SAVANNAH RIVER
NATIONAL WEATHER SERVICE COLUMBIA SC
908 AM EST SUN JAN 6 2013

FORECAST IS BASED ON IGNITION TIME OF 0910 EST ON JANUARY 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...MODELS SHOWING MORNING INVERSION BEGINNING TO BREAK BY
10 AM...BUT THE MIXING LAYER WILL REMAIN SHALLOW UNTIL NOON.  ISOLATED
TO SCATTERED LIGHT SHOWERS WILL REMAIN ALONG AND NEAR THE BURN SITE
THROUGH NOON.  AFTER THAT TIME THE ACTIVITY IS EXPECTED TO DIMINISH
AND MOVE NORTHEAST OF THE AREA.  SURFACE WINDS MAY START OFF OUT OF
THE SOUTHWEST...BUT THEY SHOULD BEGIN TO TURN MORE WESTERLY BY LATE
MORNING AND THROUGHOUT THE AFTERNOON. TRANSPORT WINDS WILL DO MUCH
OF THE SAME...WITH WIND SPEEDS BETWEEN 10 AND 15 MPH. YOUR MIN RH
VALUES THIS AFTERNOON ARE NOT EXPECTED TO FALL BELOW 50 PERCENT
DUE TO THE CLOUD COVER AND LEFT OVER LOW-LEVEL MOISTURE.  WINDS
OVERNIGHT WILL TURN OUT OF THE NORTH AROUND 5 MPH.  INVERSION IS
EXPECTED TO BEGIN SETTING UP TONIGHT BY 6 PM.

.TODAY...
TIME (EST)          9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%)..............100 100 100 100 100 98  94  93  86
WEATHER COV..........CHC CHC CHC CHC CHC SCH
WEATHER TYPE.........RW  RW  RW  RW  RW  RW
TEMP.................48  50  52  53  54  55  55  55  53
RH...................74  66  59  57  54  55  55  57  61
20 FT WIND DIR.......W   W   W   W   W   W   W   W   W
20 FT WIND DIR.......260 270 270 270 260 260 260 260 260
20 FT WIND SPD.......2   2   3   4   5   5   5   5   5
20 FT WIND GUST......5   5   5   5   10  10  10  10  10
MIX HGT (KFT)........0.6 1.0 1.4 1.6 1.9 2.1 2.3 2.2 2.0
TRANSP WIND DIR......W   W   W   W   W   W   W   W   W
TRANSP WIND SPD......5   6   8   9   12  13  13  14  15
LVORI................3   3   2   2   2   1   1   1   1

.TONIGHT...
TIME (EST)          6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%)..............72     54     20     11     6      3
WEATHER COV..........
WEATHER TYPE.........NONE   NONE   NONE   NONE   NONE   NONE
TEMP.................51     48     46     44     42     39
RH...................68     77     79     76     73     82
20 FT WIND...........W 5    W 5    W 5    NW 5   NW 5   N 4
20 FT WIND GUST......10     10     10     10     10     5
MIX HGT (FT).........1100   600    200    500    700    400
TRANSPORT WIND.......W 16   W 16   W 13   NW 15  NW 14  N 9
LVORI................1      3      8      6      6      6

$$
FORECASTER...LISCINSKY
REQUESTED BY...CHRIS HOBSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20130106.SRSCA.01/CAE