FNUS71 KRNK 081820
FWSRNK

SPOT FORECAST FOR BIG WILSON SOUTH...USFS
NATIONAL WEATHER SERVICE BLACKSBURG VA
220 PM EDT MON APR 8 2013

FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON APRIL 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
...WARM SPRING-LIKE TEMPERATURES THIS WEEK...

HIGH PRESSURE IS CENTERED OVER THE SOUTHEAST STATES WITH
A NEARLY STATIONARY FRONT FROM THE UPPER MID-WEST THROUGH
THE OHIO VALLEY TO ALONG THE MASON-DIXON.  THE FRONT TO
OUR NORTH WILL FAVOR MORE CLOUD COVER ALONG AND NORTH
OF INTERSTATE 64...WITH SOME WIDELY SCATTERED SHOWERS
ACROSS WEST VIRGINIA INTO NORTHERN VIRGINIA.

ASIDE FROM THESE WIDELY SCATTERED SHOWERS...NO SIGNIFICANT
WIDESPREAD WETTING IS EXPECTED UNTIL LATE THURSDAY.

A STRONG COLD FRONT WILL MOVE INTO THE AREA LATE THURSDAY...
MOVING THROUGH THE REGION THURSDAY NIGHT AND FRIDAY. STRONG
TO POSSIBLY SEVERE THUNDERSTORMS AND LOCALLY HEAVY RAIN WILL
ACCOMPANY THIS FRONT. COLDER...WINDY CONDITIONS WILL FOLLOW
FOR THE WEEKEND.

INCREASING DEWPOINTS THIS WEEK SHOULD KEEP RELATIVE HUMIDITY
LEVELS ABOVE CRITICAL LEVELS. EVEN WITH TEMPERATURES 10 TO 15
DEGREES ABOVE NORMAL...RELATIVE HUMIDITY MINIMUMS SHOULD REMAIN
ABOVE 30 PERCENT.


.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). A SLIGHT CHANCE
                    OF SHOWERS.
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........89 PERCENT.
WIND (20 FT)........WEST WINDS 9 TO 13 MPH. GUSTS UP TO 25 MPH AT
                    RIDGETOP LEVEL.
CWR (0.01 IN).......20 PERCENT.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....WEST 20 TO 26 MPH.

TIME (EDT)          6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).............69     67     66     66     67     68
WEATHER COV.........ISOLTD S CHC  S CHC  S CHC  S CHC  S CHC
WEATHER TYPE........RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV............
TEMP................63     60     57     55     54     52
RH..................53     60     67     73     77     79
20 FT WIND..........SW 8   SW 7   SW 9   SW 10  W 10   W 10
20 FT WIND GUST.....20     20     20     25     25     25
CWR.................10     20     20     20     20     20

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). A SLIGHT CHANCE
                    OF SHOWERS IN THE MORNING.
MAX TEMPERATURE.....AROUND 67.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 7 TO 12 MPH. GUSTS UP TO 20 MPH
                    AT RIDGE TOP LEVEL.
CWR (0.01 IN).......20 PERCENT.
MIXING HEIGHT.......1900 FT AGL.
TRANSPORT WINDS.....WEST 8 TO 17 MPH...BECOMING SOUTHWEST LATE IN
                    THE AFTERNOON.

TIME (EDT)          6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).............80     78     67     61     53     52
WEATHER COV.........S CHC  S CHC  S CHC
WEATHER TYPE........RNSHWR RNSHWR RNSHWR NONE   NONE   NONE
TSTM COV............
TEMP................51     52     57     61     64     66
RH..................85     83     69     60     52     47
20 FT WIND..........W 10   W 9    W 8    W 9    W 9    SW 6
20 FT WIND GUST.....25     20     20     20     20     15
CWR.................20     20     20     10     10     0

$$
FORECASTER...MANUEL
REQUESTED BY...DISPATCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20130409.BIGWI.01/RNK