FNUS71 KRNK 272102
FWSRNK

SPOT FORECAST FOR TAR JACKET RX...USFS-GLEN/PED
NATIONAL WEATHER SERVICE BLACKSBURG VA
402 PM EST MON FEB 27 2012

FORECAST IS BASED ON IGNITION TIME OF 1030 EST ON FEBRUARY 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A COLD FRONT IS FORECAST TO MOVE ACROSS THE APPALACHIANS THIS
EVENING SHIFTING WINDS TO THE NORTHWEST OVERNIGHT. ALTHOUGH
CLEAR SKIES ARE EXPECTED...AIR BEHIND THIS FRONT AIR IS NOT
ESPECIALLY COOL WITH LOWS FALLING TO UPPER 20S TO LOW 30S
IN THE MOUNTAINS AND MID-30S PIEDMONT. SURFACE RIDGE OF
HIGH PRESSURE WILL SLIDE EASTWARD RAPIDLY ON TUESDAY WITH
SURFACE WINDS SHIFTING AGAIN...GENERALLY TO THE SOUTHEAST
BY LATE AFTERNOON BUT REMAINING FAIRLY LIGHT. TEMPS WILL
WARM TO THE MID-50S TO LOW 60S BY TUESDAY AFTERNOON WITH
RELATIVE HUMIDITIES FALLING MAINLY INTO THE 30 TO 35 PERCENT
RANGE DURING THE LATE AFTERNOON.

CHANCES FOR PRECIPITATION WILL INCREASE SHARPLY ON WEDNESDAY
AS STRONG LOW PRESSURE WINDS UP OVER THE MIDWEST AND PULLS
A WARM FRONT NORTHWARD ACROSS THE AREA.

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
MAX TEMPERATURE.....AROUND 50.
MIN HUMIDITY........31 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 7 TO 12 MPH WITH GUSTS UP TO 20
                    MPH EARLY IN THE MORNING...BECOMING LIGHT AND
                    VARIABLE...THEN BECOMING SOUTH 5 TO 6 MPH LATE.
CWR (0.01 IN).......10 PERCENT.
MIXING HEIGHT.......300-600 FT AGL IN THE MID-MORNING RISING TO AROUND 2000 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 18 TO 24 MPH...DECREASING TO 6 TO 14
                    MPH EARLY IN THE MORNING...THEN BECOMING NORTH
                    AROUND 3 MPH LATE IN THE MORNING...BECOMING
                    SOUTH 2 TO 6 MPH IN THE AFTERNOON.

TIME (EST)          6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).............4      9      18     30     42     54
WEATHER COV.........
WEATHER TYPE........NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV............
TEMP................35     36     41     45     48     50
RH..................52     49     41     37     33     31
20 FT WIND..........NW 10  NW 6   N 2    W 2    SW 2   S 4
20 FT WIND GUST.....20     10     5             5      10
MIX HGT (FT)........300    300    300    500    700    700
TRANSPORT WIND......NW 24  NW 14  N 6    E 2    S 3    S 6
CWR.................10     10     10     10     10     10

$$
FORECASTER...CORRIGAN
REQUESTED BY...TED DOCEV
TYPE OF REQUEST...PRESCRIBED
.TAG 20120228.TARJA.01/RNK