FNUS72 KCAE 191226
FWSCAE

SPOT FORECAST FOR 2104 2103...DEPARTMENT OF DEFENSE
NATIONAL WEATHER SERVICE COLUMBIA SC
826 AM EDT WED MAY 19 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MAY 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HGIH PRESSURE WILL BUILD OVER THE REGION TODAY
THROUGH THURSDAY. SKIES WILL BE MOSTLY CLEAR TODAY. AFTERNOON
RELATIVE HUMIDITIES WILL DROP BELOW 30 PERCENT BETWEEN 130 PM AND
5 PM WITH THE LOWEST RELATIVE HUMIDITY BEING 29 PERCENT FROM 2 TO
4 PM. MIXING HEIGHTS WILL INCREASE TO 6-7 KFT FROM 2 PM THIS
AFTERNOON THROUGH 5 PM THIS EVENING. AN INVERSION WILL DEVELOP
AROUND 8 PM THIS EVENING AND PERSIST OVERNIGHT WITH POOR
DISPERSION. MIXING HEIGHTS WILL LOWER TO 200 TO 300 FEET
OVERNIGHT. PATCHY FOG WILL DEVELOP NEAR DAYBREAK THURSDAY.
THURSDAY WILL BE MOSTLY CLEAR AS WELL WITH LOWEST AFTERNOON
RELATIVE HUMIDITIES AGAIN AT 29 PERCENT.

.TODAY...
TIME (EDT)          10 AM  NOON   2 PM   4 PM
SKY (%)..............21     27     32     29
WEATHER COV..........
WEATHER TYPE.........NONE   NONE   NONE   NONE
TEMP.................75     81     85     86
                    MIN HUMIDITY.........55     42     33     30
WIND (20 FT).........W 3    W 5    W 6    W 7
20 FT WIND GUST......10     10     15     10
MIX HGT (FT).........2800   5300   7000   7000
TRANSPORT WINDS......W 8    W 12   W 15   W 16

.TONIGHT...
TIME (EDT)          6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%)..............24     21     20     20     19     25
WEATHER COV..........
WEATHER TYPE.........NONE   NONE   NONE   NONE   NONE   NONE
TEMP.................85     79     71     67     64     61
                    MIN HUMIDITY.........31     41     66     26     5      31
WIND (20 FT).........W 6    W 3    W 2    NW 2   NW 2   N 2
20 FT WIND GUST......10     5      5      5      5      5
MIX HGT (FT).........4200   1200   300    300    300    200
TRANSPORT WINDS......W 15   W 10   W 6    NW 6   NW 6   NW 6

.THURSDAY...
TIME (EDT)          6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%)..............32     38     37     37     36     40
WEATHER COV..........
WEATHER TYPE.........NONE   NONE   NONE   NONE   NONE   NONE
TEMP.................60     63     73     80     84     85
                    MIN HUMIDITY.........96     75     55     42     34     33
WIND (20 FT).........N 2    N 3    N 4    N 4    N 4    NE 4
20 FT WIND GUST......5      5      5      5      5      5
MIX HGT (FT).........400    800    2700   4400   5100   5100
TRANSPORT WINDS......NW 6   NE 10  NE 8   NE 8   NE 8   NE 8

$$
FORECASTER...HAWKS
REQUESTED BY...ALLEN BRASWELL
TYPE OF REQUEST...PRESCRIBED
.TAG 20100519.21042.01/CAE