North Valley Stream, NY Tornado History — 33 Tornadoes Since 1950
How many tornadoes has North Valley Stream, NY had?
North Valley Stream has had 33 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near North Valley Stream?
The most recent tornado within 25 miles of North Valley Stream was an EF0 on November 13, 2021.
When is tornado season in North Valley Stream?
August is historically the peak month for tornadoes near North Valley Stream, with 11 on record. Spring through early summer (April–June) generally sees the highest activity across most of the central and southern United States.
At a Glance
Recent Tornado Activity Near North Valley Stream
The last 20 years of confirmed tornadoes within 25 miles — 10 total, averaging 0.5 per year over this window.
Preliminary tornado reports near North Valley Stream since December 29, 2025
These is a preliminary report, not confirmed tornadoes. It has not yet been through an NWS damage survey, and is not counted in the confirmed totals above.
Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete. Ratings are omitted until a survey assigns one.
Confirmed records above are complete through December 29, 2025. NOAA publishes the confirmed archive annually, so tornadoes after that date appear here first and move into the totals above once finalized.
Within 25 miles of North Valley Stream. Source: NOAA Storm Prediction Center preliminary storm reports, updated daily.
Tornadoes by Decade
Tornadoes by Enhanced Fujita Rating
F0–F5 ratings (pre-2007) are grouped with their EF equivalents. The Enhanced Fujita scale replaced the original Fujita scale in February 2007.
Tornadoes by Month
Casualties on Record Near North Valley Stream
1 fatality has been recorded within 25 miles of North Valley Stream since 1950, across 1 event. 32 injuries have been reported across all events. 2010 was the deadliest year on record.
The deadliest single event was an EF1 on September 16, 2010, which caused 1 fatality along a 4.0-mile track.
Notable Tornadoes Near North Valley Stream
About Tornadoes in North Valley Stream
This overview was written April 23, 2026. The tornado counts and notable-event figures elsewhere on this page reflect the latest data and may differ from this summary.
North Valley Stream, New York, and the surrounding 25-mile area have experienced 33 documented tornadoes since 1950, according to NOAA Storm Prediction Center records. While tornadoes are often associated with the Great Plains, this region of Long Island and nearby portions of New York City and New Jersey has seen notable tornado activity, particularly during the 1970s when 11 tornadoes were recorded within this radius.
The intensity distribution shows that most tornadoes in this area have been relatively weak, with 12 rated EF0 and 16 rated EF1 on the Enhanced Fujita scale, which measures tornado damage on a scale from EF0 (weakest) to EF5 (strongest). Five tornadoes reached EF2 intensity. August stands out as the peak month for tornado activity, accounting for 11 of the 33 recorded events. This summer peak differs from the traditional spring maximum seen in much of the central United States, reflecting the influence of tropical systems and summer thunderstorm complexes that affect the Northeast.
The most significant tornado in the area's recent history occurred on September 16, 2010, when an EF1 tornado caused one fatality and $17.2 million in property damage along a 4.0-mile path with a maximum width of 100 yards. This event stands as both the deadliest and costliest tornado on record for the region. The widest tornado recorded was an F1 that carved a 400-yard-wide path on July 19, 1971, while the longest-track tornado was an EF0 that traveled 13.1 miles on November 13, 2021, causing $300,000 in damage.
Tornado activity in the area has fluctuated considerably by decade. After the active 1970s, the 1980s saw only 3 tornadoes, followed by a resurgence to 7 events in the 1990s. The 2000s recorded 4 tornadoes, the 2010s saw 7, and the current decade has recorded 1 tornado through the most recent data. The most recent tornado occurred on November 13, 2021, an EF0 that traveled the longest path length in the area's recorded history.