Pennsylvania, 1977

Hail and Damaging Winds in Pennsylvania, November 17, 1977

November 17, 1977 · NWS ATA · 13 events in 7 counties and zones

7 hail, 6 thunderstorm wind, as filed by the National Weather Service.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
13

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

Event by event

7 hail, 6 thunderstorm wind. Local standard time, as filed.

Hail, Lancaster

When
November 17, 12:45 PM CST
Where
Lancaster County
Measured
1 in hail
Coordinates
40.120, -76.500

Thunderstorm Wind, Westmoreland

When
November 17, 12:45 PM CST
Where
Westmoreland County
Measured
60 kt (69 mph)
Coordinates
40.300, -79.380

Hail, Lancaster

When
November 17, 1:00 PM CST
Where
Lancaster County
Measured
2 in hail
Coordinates
40.150, -76.330

Thunderstorm Wind, Schuylkill

When
November 17, 1:00 PM CST
Where
Schuylkill County
Coordinates
40.730, -76.030

Thunderstorm Wind, Lancaster

When
November 17, 1:00 PM CST
Where
Lancaster County
Coordinates
40.120, -76.280

Thunderstorm Wind, Carbon

When
November 17, 1:45 PM CST
Where
Carbon County
Coordinates
40.870, -75.730

Hail, Montgomery

When
November 17, 2:15 PM CST
Where
Montgomery County
Measured
1 in hail
Coordinates
40.200, -75.470

Hail, Montgomery

When
November 17, 2:20 PM CST
Where
Montgomery County
Measured
1.5 in hail
Coordinates
40.230, -75.400

Hail, Bucks

When
November 17, 2:45 PM CST
Where
Bucks County
Measured
2 in hail
Coordinates
40.300, -75.130

Thunderstorm Wind, Monroe

When
November 17, 2:45 PM CST
Where
Monroe County
Coordinates
41.000, -75.230

Thunderstorm Wind, Bucks

When
November 17, 2:45 PM CST
Where
Bucks County
Coordinates
40.220, -75.100

Hail, Bucks

When
November 17, 3:00 PM CST
Where
Bucks County
Measured
1.5 in hail
Coordinates
40.280, -74.920

Hail, Bucks

When
November 17, 3:00 PM CST
Where
Bucks County
Measured
1.5 in hail
Coordinates
40.150, -74.870

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Pennsylvania in 1977Every state in 1977This day in weather history

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 10116927, 10116928, 10116929, 10116930, 10116931, 10116932, 10116933, 10116934, 10116935, 10116936, 10116937, 10116938, 10116939.