Suppression Forecast
Issued by NWS State College, PA

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000
FNUS71 KCTP 280853
FWSCTP

Spot Forecast for EPA / County EMA PennCarbose Hazmat Cleanup...Somerset Co EMA
National Weather Service State College PA
453 AM EDT Fri Jul 28 2017

Forecast is based on incident time of 0500 EDT on July 28.

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

.DISCUSSION...

A cold front will stall along the Maryland border today.
An unusually strong wave of low pressure for mid summer
will form and move east along the boundary, producing heavy
rain Friday afternoon and Friday night. Rainfall totals
through Saturday could exceed 4 inches in at the cleanup site.

A much cooler airmass will overspread the area late Saturday
and dry and slightly cooler than normal weather will
last into mid- week.

.TODAY...

Sky/weather.........Cloudy (90-100 percent). A slight chance of
                    thunderstorms in the morning...then showers with
                    a chance of thunderstorms in the afternoon.
Chance of pcpn......100 percent.
Max temperature.....Around 72.
Min humidity........87 percent.
Surface winds.......South winds around 5 mph early in the
                    morning...becoming light and variable...then
                    becoming northeast around 5 mph late.
Mixing height.......1300-3000 ft AGL...increasing to 3100-3600 ft
                    AGL early in the afternoon.
Transport winds.....East 3 to 8 mph.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........86  90  92  92  92  92  95  97  99  98  98  97
Weather cov.....CHC CHC LKY LKY LKY DEF DEF DEF DEF DEF DEF DEF
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........        SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC
Chc of pcpn (%).30  30  60  60  60  90  90  90  100 100 100 100
Temp............63  64  65  66  67  68  69  69  70  69  69  69
RH..............100 100 97  97  93  93  90  90  87  90  90  90
Surface wnd dir.S   S   S   SE  E   E   E   E   E   E   NE  NE
Surface wnd spd.5   3   1   2   3   4   4   4   4   5   5   5
Surface wnd gst.5   5       5   5   10  10  10  10  10  10  15
Mix hgt (kft)...1.4 1.3 1.3 1.3 1.5 1.8 2.4 3.0 3.5 3.6 3.4 3.1
Transp wind dir.NW  N   N   N   NE  E   E   E   E   E   E   E
Transp wind spd.6   5   3   3   3   5   5   6   6   7   7   8

.TONIGHT...

Sky/weather.........Cloudy (85-95 percent). A chance of
                    thunderstorms early in the evening. Showers. A
                    chance of thunderstorms early in the evening.
Chance of pcpn......100 percent.
Min temperature.....Around 55.
Max humidity........100 percent.
Surface winds.......Northeast winds 6 to 8 mph.
Mixing height.......900-2700 ft AGL.
Transport winds.....Northeast 8 to 14 mph...increasing to north 20
                    to 28 mph after midnight.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........97  96  96  96  95  95  94  93  93  92  89  86
Weather cov.....DEF DEF WID WID WID WID WID WID WID WID WID WID
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
Chc of pcpn (%).100 100 90  90  90  90  90  90  90  90  90  90
Temp............68  67  66  64  63  62  61  60  59  58  58  57
RH..............93  93  97  100 97  97  97  96  96  100 96  100
Surface wnd dir.NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  N
Surface wnd spd.6   6   6   7   8   8   7   7   6   6   7   7
Surface wnd gst.15  15  15  15  15  15  15  15  15  15  15  10
Mix hgt (kft)...2.7 2.3 1.9 1.7 1.7 1.6 1.5 1.4 1.3 1.1 1.0 0.9
Transp wind dir.E   E   E   NE  NE  NE  NE  N   N   N   N   N
Transp wind spd.9   10  10  9   8   9   14  20  24  26  28  26

.SATURDAY...

Sky/weather.........Mostly cloudy (80-90 percent). A chance of
                    thunderstorms early in the morning. Showers
                    until late afternoon...then a chance of showers
                    early in the afternoon.
Chance of pcpn......90 percent.
Max temperature.....Around 64.
Min humidity........75 percent.
Surface winds.......North winds 7 to 8 mph.
Mixing height.......1000-2900 ft AGL...increasing to 3000 ft AGL
                    late.
Transport winds.....North 17 to 23 mph...decreasing to 10 to 18 mph
                    early in the morning.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........84  100 100 98  94  90  86  82  80  78  75  72
Weather cov.....WID WID DEF DEF DEF DEF DEF DEF CHC CHC CHC CHC
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........CHC CHC
Chc of pcpn (%).90  90  80  80  80  80  80  80  50  50  50  50
Temp............56  57  56  57  58  59  60  61  63  63  64  64
RH..............100 96  100 96  93  90  87  84  81  78  75  75
Surface wnd dir.N   N   N   N   N   N   N   N   N   N   N   N
Surface wnd spd.7   7   7   7   8   8   8   8   8   7   7   7
Surface wnd gst.10  10  10  10  15  15  15  15  15  15  15  15
Mix hgt (kft)...1.0 1.2 1.3 1.2 1.2 1.3 1.7 2.2 2.7 2.9 3.0 3.0
Transp wind dir.N   N   N   N   N   N   N   N   N   N   N   N
Transp wind spd.23  17  13  10  10  12  14  16  18  18  18  18

$$
Forecaster...WFO-CTP/DeVoir
Requested by...Joel Landis
Type of request...HAZMAT
.TAG 1713530.0/CTP
.EMAIL landisj@co.somerset.pa.us


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