Suppression Forecast
Issued by NWS

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000
FNUS71 KPBZ 241106
FWSPBZ

SPOT FORECAST FOR SGL 151...PA GAME COMMISSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
706 AM EDT THU APR 24 2014

FORECAST IS BASED ON IGNITION TIME OF 0830 EDT ON APRIL 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

HIGH PRESSURE WILL KEEP CONDITIONS DRY AND SEASONABLE TODAY. A
COLD FRONT WILL BRING ANOTHER ROUND OF SHOWERS FRIDAY.

.REST OF TODAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).
MAX TEMPERATURE.....AROUND 60.
MIN HUMIDITY........23 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING NORTH
                    AROUND 5 MPH LATE IN THE MORNING...THEN
                    BECOMING LIGHT AND VARIABLE IN THE AFTERNOON.
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......700-2000 FT AGL...INCREASING TO 3500-5200 FT
                    AGL IN THE LATE MORNING AND AFTERNOON.
TRANSPORT WINDS.....NORTH 2 TO 7 MPH.

TIME (EDT)          8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).............51     54     57     60     62
WEATHER COV.........
WEATHER TYPE........NONE   NONE   NONE   NONE   NONE
TSTM COV............
TEMP................34     45     52     57     59
RH..................62     41     30     26     25
20 FT WIND..........N 3    N 4    N 3    N 2    N 1
20 FT WIND GUST.....5      10     10     5
MIX HGT (FT)........700    3500   5200   5100   5000
TRANSPORT WIND......NE 7   N 7    N 6    N 5    N 2
CHC OF PCPN (%).....0      0      0      0      0
LAL.................1      1      1      1      1
HAINES INDEX........5      5      5      5      5

.TONIGHT...

CHANCE OF PCPN......10 PERCENT.
LAL.................1.
HAINES INDEX........4 TO 6 OR OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR HIGH POTENTIAL FOR
                    LARGE PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2200-4000 FT AGL...DECREASING TO 100-1400 FT
                    AGL IN THE LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....SOUTHEAST 3 TO 12 MPH...INCREASING TO 13 TO 14
                    MPH LATE.

TIME (EDT)          6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
MIX HGT (FT)........4000   2200   700    100    300    300
TRANSPORT WIND......NE 3   E 6    E 7    E 8    SE 12  SE 13
CHC OF PCPN (%).....0      10     10     10     10     10
LAL.................1      1      1      1      1      1
HAINES INDEX........5      6      6      5      4      4

.FRIDAY...

CHANCE OF PCPN......70 PERCENT.
LAL.................1.
HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR
                    LARGE PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......300-2200 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 23 MPH.

TIME (EDT)          6 AM   8 AM   10 AM  NOON   2 PM   4 PM
MIX HGT (FT)........300    600    1500   2100   2100   2200
TRANSPORT WIND......SE 15  SE 18  SE 21  SE 23  S 23   S 21
CHC OF PCPN (%).....20     20     60     70     70     70
LAL.................1      1      1      1      1      1
HAINES INDEX........4      3      3      3      3      3

$$
FORECASTER...PH
REQUESTED BY...ROBERT HALL
TYPE OF REQUEST...PRESCRIBED
.TAG 20140424.SGL15.01/PBZ






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