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May 31, 1985 Moshannon Forest Tornado By Henry Margusity Sr. Meteorologist AccuWeather.com.

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Presentation on theme: "May 31, 1985 Moshannon Forest Tornado By Henry Margusity Sr. Meteorologist AccuWeather.com."— Presentation transcript:

1 May 31, 1985 Moshannon Forest Tornado By Henry Margusity Sr. Meteorologist AccuWeather.com

2 Newspaper Headlines

3 Paths of the Tornadoes

4 Tracks Across PA

5 After 1985 Tracks

6 PA F0 Tornados

7 PA F1 Tornadoes

8 PA F2 Tornadoes

9 PA F3 Tornadoes

10 PA F4 Tornadoes

11 PA F5 Tornadoes

12 Prior to the Event AccuWeather.com “Swarm of Tornadoes” Storms Forecast Center. Moderate Risk Prior..Downgraded to Slight that Day. TV/Radio Stations OH and PA. Severe Weather Including Tornadoes.

13 Facts of the Moshannon Tornado Longest Path at 69 miles Almost 2 miles wide in places EF4 Tornado with winds 200-250 mph Went over 1500-2000 Ft Mountains Most of the Damage in the Forest Started at 7:35 pm. Ended at 9:00 pm.

14 Tornado Comparison

15 EF Tornado Scale

16 Tornado Swath Seen on Google Earth as Late 2005

17 Tree Stripped of Bark

18 Trees Flatten

19 Surface Map

20 850 mb Level Morning of 31st

21 700mb Level Morning of 31st

22 500 mb Level Eve May 31st

23 300 mb level Eve May 31st

24 Morning Dayton Sounding

25 1:00 pm Satellite Image

26 1:54 pm Satellite Image

27 4:00 pm Satellite Image

28 6:30 pm Satellite Image

29 7:30 pm Satellite Image

30 Radar from Pittsburgh

31 Pittsburgh Radar

32

33 Erie Radar at 6:37 pm

34 Radar 7:45 pm

35 Radar on Google Earth

36 Radar Technology

37 3D Radar Views

38 Tornado Tracking

39 Simulated Radar

40 The End Thank You Questions?

41 Tornado Tracks in PA

42 Radar Today

43

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