FNUS74 KMRX 021128
FWSMRX

SPOT FORECAST FOR DOUBLE SPRINGS GAP
NATIONAL WEATHER SERVICE MORRISTOWN TN
728 AM EDT FRI APR 2 2010

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A LARGE AREA OF HIGH PRESSURE WILL CONTINUE ACROSS THE SOUTHERN
APPALACHIAN REGION TODAY...BRINGING ANOTHER TRANQUIL DAY WITH
UNSEASONABLY WARM TEMPERATURES. A WEAK COLD FRONT WILL APPROACH THE
REGION ON SATURDAY...BRINGING A FEW SHOWERS BY THE AFTERNOON AND
EVENING HOURS. HIGH PRESSURE WILL THEN QUICKLY BUILD BACK ACROSS THE
REGION ON SUNDAY...WITH UNSEASONABLY WARM TEMPERATURES CONTINUING
INTO NEXT WEEK.

.TODAY...

SKY/WEATHER.........SUNNY.
                    TEMPERATURE.........48 AT IGNITION...MAX 78.
                    MIN HUMIDITY........71 PERCENT AT IGNITION...MIN 23 PERCENT.
WIND (20 FT)........WINDS WEST AT 2 MPH AT IGNITION...OTHERWISE
                    SOUTHWEST WINDS 5 TO 10 MPH IN THE AFTERNOON.
MIXING HEIGHT MSL...5900 FT MSL BY MID AFTERNOON.
BOTTOM MIX HGT AGL..3103 FT AGL.
TOP MIX HGT AGL.....2050 FT AGL.
MIXING WINDS........SOUTH AROUND 10 MPH IN THE AFTERNOON.
DISPERSION..........17 (GENERALLY POOR).

TIME (EDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM
SKY (%).........5   5   5   5   5   5   10  10  10  10  10  10
WEATHER COV.....NONE
WEATHER TYPE....NONE
TEMP............48  52  57  62  66  69  72  74  76  76  75  73
RH..............71  61  49  41  36  31  28  25  23  23  24  27
20 FT WIND DIR..W   W   W   W   W   SW  SW  SW  SW  SW  SW  SW
20 FT WIND SPD..2   2   3   3   4   5   7   8   9   10  10  10
20 FT WIND GUST.            5   8   8   10  12  15  15  15  15

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....48.
MAX HUMIDITY........74 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH.
MIXING HEIGHT MSL...SURFACE-BASED INVERSION DEVELOPING BY MID
                    EVENING.
BOTTOM MIX HGT AGL..BECOMING 0 BY MID EVENING.
TOP MIX HGT AGL.....BECOMING 0 BY MID EVENING.
MIXING WINDS........SOUTH 12 MPH.
DISPERSION..........BECOMING 0 BY MID EVENING.

TIME (EDT)      8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM 7AM
SKY (%).........10  10  10  10  10  10  20  20  20  20  20  20
WEATHER COV.....NONE
WEATHER TYPE....NONE
TEMP............70  67  64  62  60  58  56  55  53  52  51  50
RH..............31  36  40  44  47  53  57  59  66  69  71  74
20 FT WIND DIR..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT WIND SPD..10  10  9   9   8   8   7   7   6   6   5   5
20 FT WIND GUST.15  15  15  15  15  15  12  12  10  10  10  10

.SATURDAY...

SKY/WEATHER.........PARTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....73.
MIN HUMIDITY........35 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO
                    AROUND 30 MPH.
MIXING HEIGHT MSL...6200 FT MSL BY MID AFTERNOON.
BOTTOM MIX HGT AGL..3403 FT AGL.
TOP MIX HGT AGL.....2350 FT AGL.
MIXING WINDS........SOUTH AROUND 22 MPH.
DISPERSION..........56 (GENERALLY GOOD).

$$

FORECASTER...DAVID GAFFIN
REQUESTED BY...FMO
TYPE OF REQUEST...PRESCRIBED
.TAG 20100402.DOUBL.02/MRX