FNUS71 KRNK 171935
FWSRNK

SPOT FORECAST FOR BIG WILSON NORTH...THE NATURE CONSERVANCY
NATIONAL WEATHER SERVICE BLACKSBURG VA
335 PM EDT THU MAR 17 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MARCH 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
MOSTLY CLEAR SKIES WILL GIVE WAY TO PARTLY TO MOSTLY CLOUDY
CONDITIONS ON FRIDAY AS MILDER AND INCREASINGLY MOIST AIR SPREADS
EAST INTO THE REGION AHEAD OF AN APPROACHING TROUGH OF LOW PRESSURE.
AN INCREASING PRESSURE GRADIENT BETWEEN HIGH PRESSURE OVER THE
SOUTHEASTERN STATES...AND THE APPROACHING TROUGH WILL RESULT IN
INCREASING WEST-SOUTHWESTERLY WINDS TONIGHT...TO BE FOLLOWED BY
WEST-NORTHWESTERLY WINDS FOLLOWING THE PASSAGE OF THE TROUGH ON
FRIDAY.

LOWS TONIGHT WILL BE QUITE MILD ALONG THE RIDGE TOPS WHERE A
MIXING WIND WILL PREVAIL...MAINLY IN THE UPPER 40S TO LOWER 50S...
WITH COOLER 40S IN THE MOUNTAIN VALLEYS WHERE WINDS WILL BE
RELATIVELY LIGHT AND SOMEWHAT VARIABLE. HIGHS ON FRIDAY WILL RANGE
FROM THE LOWER TO MID 60S ACROSS THE HIGHER ELEVATIONS...TO UPPER
60S TO LOWER 70S IN THE DEEPER VALLEYS.

&&

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....AROUND 47.
MAX HUMIDITY........83 PERCENT.
WIND (20 FT)........WEST WINDS 12 TO 17 MPH WITH GUSTS UP TO 30
                    MPH.
CWR (0.01 IN).......0 PERCENT.
MIXING HEIGHT.......2300 FT AGL...DECREASING TO 300 FT AGL EARLY IN
                    THE EVENING.
TRANSPORT WINDS.....WEST 16 TO 23 MPH...INCREASING TO 28 TO 32 MPH
                    LATE.

TIME (EDT)          6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).............0      0      0      0      0      16
WEATHER COV.........
WEATHER TYPE........NONE   NONE   NONE   NONE   NONE   NONE
TEMP................61     58     56     54     52     51
RH..................40     45     49     53     59     65
20 FT WIND..........SW 6   SW 6   SW 7   SW 7   W 8    W 12
20 FT WIND GUST.....15     15     15     15     20     25
CWR.................0      0      0      0      0      0

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). A SLIGHT CHANCE
                    OF SHOWERS EARLY IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 66.
MIN HUMIDITY........50 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 17 TO 22 MPH...DIMINISHING TO
                    11 TO 12 MPH LATE. GUSTS UP TO 40 MPH.
CWR (0.01 IN).......20 PERCENT.
MIXING HEIGHT.......2200 FT AGL.
TRANSPORT WINDS.....WEST AROUND 21 MPH...BECOMING SOUTH 0 TO 7 MPH
                    EARLY IN THE MORNING...THEN BECOMING SOUTHWEST
                    AROUND 10 MPH LATE IN THE MORNING...INCREASING
                    TO WEST AROUND 26 MPH LATE IN THE
                    MORNING...INCREASING TO NORTHWEST 35 TO 39
                    MPH...DECREASING TO 21 TO 28 MPH EARLY IN THE
                    AFTERNOON...DECREASING TO AROUND 18 MPH.

TIME (EDT)          6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).............33     51     62     67     66     63
WEATHER COV.........                            S CHC  S CHC
WEATHER TYPE........NONE   NONE   NONE   NONE   RNSHWR RNSHWR
TEMP................50     48     54     58     62     64
RH..................73     83     72     64     56     52
20 FT WIND..........W 15   W 18   W 16   W 14   NW 11  NW 10
20 FT WIND GUST.....35     40     35     30     25     20
CWR.................0      10     10     10     20     20

$$
FORECASTER...WERT
REQUESTED BY...SAM LINDBLOM
TYPE OF REQUEST...PRESCRIBED
.TAG 20110318.BIGWI.01/RNK