Suppression Forecast
Issued by NWS State College, PA

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683
FNUS71 KCTP 200154
FWSCTP

Spot Forecast for Letterkenny K Area...PA Game Commission
National Weather Service State College PA
954 PM EDT Thu Oct 19 2017

Forecast is based on ignition time of 0700 EDT on October 20.

If conditions become unrepresentative...
contact the National Weather Service in State College.

.DISCUSSION...
High pressure parked along the eastern seaboard will provide
fair and mild weather across central Pennsylvania the next couple
of days. Winds will be light and northwesterly in the morning,
but increase to about 7-8mph with gusts into the lower teens
in the early afternoon.

.FRIDAY...

Sky/weather.........Sunny (0-10 percent).
LAL.................No Tstms.
Max temperature.....Around 70.
Min humidity........36 percent.
Wind (20 ft)........Light and variable winds, becoming northwest 5
                    to 6 mph in the late morning and afternoon.
Mixing height.......100-1800 ft AGL, increasing to 2500-3300 ft AGL
                    late in the morning.
Transport winds.....Northwest 3 to 12 mph, increasing to 8 to 14
                    mph late in the morning.
Haines Index........4 to 5...or low to moderate potential for large
                    plume dominated fire growth.

TIME (EDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........4   4   3   3   3   2   3   3   4   3   3
Weather cov.....
Weather type....
Tstm cov........
LAL.............1   1   1   1   1   1   1   1   1   1   1
Temp............53  54  56  59  62  64  66  68  69  70  69
RH..............75  70  69  64  60  54  47  42  39  36  37
20 FT wind dir..W   W   W   NW  NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..2   2   2   4   5   5   5   5   5   5   4
20 FT wind gust.5   5   10  10  15  15  15  10  10  10  10
Mix hgt (kft)...0.1 0.3 0.9 1.8 2.5 2.9 3.2 3.3 3.3 3.0 2.6
Transp wind dir.W   W   NW  NW  NW  NW  NW  NW  NW  NW  NW
Transp wind spd.3   5   8   12  14  14  13  12  10  9   8
Haines index....4   4   4   4   4   4   5   5   5   5   5

.FRIDAY NIGHT...

Sky/weather.........Clear (0-10 percent).
LAL.................No Tstms.
Min temperature.....Around 48.
Max humidity........71 percent.
Wind (20 ft)........Light and variable winds.
Mixing height.......100-1900 ft AGL.
Transport winds.....Northwest 3 to 7 mph.
Haines Index........5...or moderate potential for large plume
                    dominated fire growth.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........3   3   2   2   2   2   3   3   3   4   6   8
Weather cov.....
Weather type....
Tstm cov........
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............66  63  60  58  57  56  55  54  53  52  51  50
RH..............40  44  49  53  55  57  59  61  61  66  68  71
20 FT wind dir..NW  N   NE  NW  NW  NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..3   2   1   2   2   2   1   1   1   1   1   1
20 FT wind gust.5   5   5       5
Mix hgt (kft)...1.9 1.0 0.3 0.1 0.1 0.2 0.2 0.2 0.2 0.2 0.2 0.2
Transp wind dir.NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
Transp wind spd.7   5   3   3   3   3   3   3   3   3   3   3
Haines index....5   5   5   5   5   5   5   5   5   5   5   5

.SATURDAY...

Sky/weather.........Sunny (15-25 percent).
LAL.................No Tstms.
Max temperature.....Around 74.
Min humidity........41 percent.
Wind (20 ft)........Light and variable winds.
Mixing height.......100-2000 ft AGL, increasing to 1900-2500 ft AGL
                    in the afternoon.
Transport winds.....Northwest around 3 mph, becoming south 3 to 7
                    mph in the late morning and afternoon.
Haines Index........4 to 5...or low to moderate potential for large
                    plume dominated fire growth.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........10  13  14  15  18  20  23  26  27  28  29  30
Weather cov.....
Weather type....
Tstm cov........
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............50  50  50  55  59  64  66  68  71  70  70  70
RH..............71  71  71  64  57  50  48  45  41  44  45  45
20 FT wind dir..NW  W   W   SW  S   S   S   S   S   S   S   S
20 FT wind spd..1   1   0   1   1   2   2   2   2   2   2   2
20 FT wind gust.                    5   5   5   5   5   5   5
Mix hgt (kft)...0.1 0.1 0.2 0.5 1.0 1.5 2.0 2.3 2.5 2.5 2.3 1.9
Transp wind dir.NW  NW  NW  W   SW  S   S   S   S   S   S   S
Transp wind spd.3   3   3   3   3   3   5   5   6   7   7   7
Haines index....5   4   4   4   4   4   4   5   5   5   5   5

$$
Forecaster...WFO-CTP/Dangelo
Requested by...John Wakefield
Type of request...PRESCRIBED
.TAG 1717588.0/CTP
.EMAIL johwakefie@pa.gov



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