Tornado and Hail in New York, July 21, 1983

Name: Tornado and Hail in New York, July 21, 1983
Start: 1983-07-21T12:30
End: 1983-07-21T16:30
Location: New York

July 21, 1983 · NWS TA · 24 events in 15 counties and zones

21 thunderstorm wind, 2 hail, 1 tornado, 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

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: $25,000
Crop damage: None recorded
Events: 24

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

21 thunderstorm wind, 2 hail, 1 tornado. Local standard time, as filed.

Hail, Sullivan

When: July 21, 12:30 PM CST
Where: Sullivan County
Measured: 1.75 in hail
Coordinates: 41.770, -75.050

Thunderstorm Wind, Sullivan

When: July 21, 12:30 PM CST
Where: Sullivan County
Coordinates: 41.770, -75.050

Thunderstorm Wind, Cortland

When: July 21, 1:00 PM CST
Where: Cortland County
Coordinates: 42.630, -76.180

Thunderstorm Wind, Broome

When: July 21, 1:00 PM CST
Where: Broome County
Measured: 60 kt (69 mph)
Coordinates: 42.120, -75.900

Thunderstorm Wind, Ontario

When: July 21, 1:00 PM CST
Where: Ontario County
Coordinates: 42.850, -77.300

Thunderstorm Wind, Oneida

When: July 21, 1:18 PM CST
Where: Oneida County
Measured: 57 kt (66 mph)
Coordinates: 43.150, -75.380

Thunderstorm Wind, Tompkins

When: July 21, 1:30 PM CST
Where: Tompkins County
Coordinates: 42.480, -76.300

Thunderstorm Wind, Warren

When: July 21, 1:30 PM CST
Where: Warren County
Coordinates: 43.550, -73.830

Thunderstorm Wind, Chenango

When: July 21, 1:30 PM CST
Where: Chenango County
Coordinates: 42.470, -75.650

Thunderstorm Wind, Tompkins

When: July 21, 1:30 PM CST
Where: Tompkins County
Coordinates: 42.580, -76.530

Thunderstorm Wind, Montgomery

When: July 21, 1:34 PM CST
Where: Montgomery County
Coordinates: 42.950, -74.300

Thunderstorm Wind, Montgomery

When: July 21, 1:50 PM CST
Where: Montgomery County
Coordinates: 42.920, -74.450

Thunderstorm Wind, Albany

When: July 21, 1:50 PM CST
Where: Albany County
Coordinates: 42.620, -73.970

Thunderstorm Wind, Yates

When: July 21, 2:00 PM CST
Where: Yates County
Coordinates: 42.630, -77.130

Thunderstorm Wind, Broome

When: July 21, 2:01 PM CST
Where: Broome County
Measured: 60 kt (69 mph)
Coordinates: 42.200, -75.980

Thunderstorm Wind, Rensselaer

When: July 21, 2:22 PM CST
Where: Rensselaer County
Coordinates: 42.870, -73.350

Thunderstorm Wind, Warren

When: July 21, 2:45 PM CST
Where: Warren County
Coordinates: 43.330, -73.620

Hail, Sullivan

When: July 21, 3:05 PM CST
Where: Sullivan County
Measured: 1.75 in hail
Coordinates: 41.830, -74.970

Thunderstorm Wind, Cayuga

When: July 21, 3:15 PM CST
Where: Cayuga County
Coordinates: 42.930, -76.570

Tornado, Ulster

When: July 21, 3:20 PM CST
Where: Ulster County
Rating: F0
Path length: 0.5 mi
Path width: 300 yd
Property damage: $25,000
Coordinates: 41.920, -74.570

Thunderstorm Wind, Cayuga

When: July 21, 3:30 PM CST
Where: Cayuga County
Coordinates: 43.050, -76.570

Thunderstorm Wind, Tompkins

When: July 21, 4:00 PM CST
Where: Tompkins County
Coordinates: 42.580, -76.530

Thunderstorm Wind, Tompkins

When: July 21, 4:00 PM CST
Where: Tompkins County
Coordinates: 42.480, -76.300

Thunderstorm Wind, Bronx

When: July 21, 4:30 PM CST
Where: Bronx County
Coordinates: 40.830, -73.900

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.
Tornado: A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

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

The same day elsewhere

Every storm in New York in 1983 Every state in 1983 This day in weather history The tornado archive for New York, 1983

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: 10075969, 10075970, 10075971, 10075972, 10075973, 10075974, 10075975, 10075976, 10075977, 10075978, 10075979, 10075980, 10075981, 10075982, 10075983, 10075984, 10075985, 10075986, 10075987, 10075988, 10075989, 10075990, 10075991, 10075992.