FNUS71 KRNK 192141
FWSRNK

SPOT FORECAST FOR POWDERHOUSE...USDA-FOREST SERVICE
NATIONAL WEATHER SERVICE BLACKSBURG VA
541 PM EDT FRI MAR 19 2010

FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON MARCH 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
...VERY LOW HUMIDITIES FOR OVERNIGHT IN THE HIGHER ELEVATIONS...

HIGH PRESSURE WILL BE OVER THE AREA THROUGH SATURDAY PROVIDING
CONTINUED DRY CONDITIONS AND LIGHT WINDS. SOUTHWESTERLY FLOW
AHEAD OF AN APPROACHING LOW PRESSURE SYSTEM WILL SLOWLY INCREASE
THE MOISTURE OVER THE AREA BY LATE SATURDAY. THIS SYSTEM WILL BRING
WET WEATHER SUNDAY INTO MONDAY NIGHT.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-5 PERCENT).
MIN TEMPERATURE.....AROUND 36.
MAX HUMIDITY........75 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 6 MPH EARLY IN THE
                    EVENING...BECOMING LIGHT AND VARIABLE.
CWR (0.01 IN).......0 PERCENT.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....WEST 14 TO 20 MPH...BECOMING SOUTH 2 TO 10 MPH
                    LATE IN THE EVENING...THEN DECREASING TO AROUND
                    0 MPH AFTER MIDNIGHT.

TIME (EDT)          6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).............0      0      1      2      3      4
WEATHER COV.........
WEATHER TYPE........NONE   NONE   NONE   NONE   NONE   NONE
TEMP................65     56     52     49     46     44
                    MIN HUMIDITY........25     35     41     47     54     59
WIND (20 FT)........W 5    W 3    W 2    W 2    W 2    W 2
20 FT WIND GUST.....10     5      5      5      5      5
CWR.................0      0      0      0      0      0

.SATURDAY...

SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 72.
MIN HUMIDITY........28 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING UPSLOPE 5
                    TO 6 MPH IN THE AFTERNOON...THEN BECOMING LIGHT
                    AND VARIABLE LATE.
CWR (0.01 IN).......0 PERCENT.
MIXING HEIGHT.......6100 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 0 TO 8 MPH...INCREASING TO 10 TO 15
                    MPH IN THE AFTERNOON.

TIME (EDT)          6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).............5      7      10     14     20     27
WEATHER COV.........
WEATHER TYPE........NONE   NONE   NONE   NONE   NONE   NONE
TEMP................41     38     50     58     65     69
                    MIN HUMIDITY........67     75     49     37     30     28
WIND (20 FT)........W 1    W 1    W 2    W 4    SW 5   SW 4
20 FT WIND GUST.....              5      10     10     10
CWR.................0      0      0      0      0      0

$$
FORECASTER...SILVERMAN
REQUESTED BY...DAVE BOSTIC
TYPE OF REQUEST...PRESCRIBED
.TAG 20100320.POWDE.01/RNK