FNUS71 KAKQ 202324
FWSAKQ

SPOT FORECAST FOR ASIS UNITS 3 4 5 6...NPS
NATIONAL WEATHER SERVICE WAKEFIELD VA
724 PM EDT FRI MAR 20 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MARCH 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

CANADIAN HIGH PRESSURE BUILDS SOUTH ACROSS THE AREA THROUGH SATURDAY
NIGHT. DRY CONDITIONS AND SEASONABLE TEMPRATURES WILL PREAVIL THROUGH SUNDAY.

.REST OF TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....AROUND 30.
MAX HUMIDITY........75 PERCENT.
WIND (20FT/2MIN)....NORTH WINDS 9 TO 13 MPH.
MIXING HEIGHT.......300-1300 FT AGL.
TRANSPORT WINDS.....NORTH 12 TO 15 MPH.
VENTILATION RATE....VERY POOR (2500-16300 FT-MPH).

TIME (EDT)      7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM
SKY (%).........19  15  13  10  8   5   3   0   0   0   0   0
WEATHER COV.....
WEATHER TYPE....
TEMP............41  39  38  36  35  34  34  33  32  32  31  31
RH..............62  64  64  69  69  69  66  69  72  72  75  75
20 FT WIND DIR..NE  NE  NE  NE  N   N   N   N   N   N   N   N
20 FT WIND SPD..12  12  11  11  10  9   9   8   8   8   9   9
20 FT WIND GUST.20  15  15  15  15  15  15  15  15  15  15  15
MIX HGT (KFT)...1.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3
MIXNG WIND DIR..NE  NE  NE  NE  NE  NE  NE  NE  NE  N   N   N
MIXNG WIND SPD..15  14  14  14  13  13  12  12  12  12  12  13

.SATURDAY...

SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 46.
MIN HUMIDITY........39 PERCENT.
WIND (20FT/2MIN)....EAST WINDS 7 TO 10 MPH.
MIXING HEIGHT.......300-1400 FT AGL...INCREASING TO 2600-4000 FT
                    AGL IN THE LATE MORNING AND AFTERNOON.
TRANSPORT WINDS.....NORTHEAST 7 TO 15 MPH.
VENTILATION RATE....VERY POOR TO POOR (2800-43500 FT-MPH).



FORECASTER...ALEXANDER
REQUESTED BY...DON SAVEDGE
TYPE OF REQUEST...PRESCRIBED
.TAG 20090321.ASISU.01/AKQ