Connecticut in 1989 Storm events, disaster declarations and flood insurance claims of the year

NCEI has 16 storm events on record for Connecticut in 1989.

FEMA has 1 disaster declaration for the state with a date in 1989.

OpenFEMA has 252 NFIP claims with a 1989 year of loss. The NFIP paid $987,361 on these claims.

NCEI recorded tornado events from 1950, and hail and thunderstorm wind events from 1955. It recorded all event types from 1996.

The NWS collects event reports from a variety of sources, which include (but are not limited to): county, state, and federal emergency management officials, local law enforcement officials, SKYWARN spotters, NWS damage surveys, newspaper clipping services, the insurance industry, and the general public, among others.
The National Weather Service reports property and crop damage estimates using available data at the time of event reporting. These values should therefore be considered broad estimates. Damage amounts are not adjusted for inflation.
The words of the agency. Source: NOAA NCEI, Storm Events Database, page "Frequently Asked Questions", copied on 2 Oct 2026.
This is raw, unedited data from FEMA's National Emergency Management Information System (NEMIS) and as such is subject to a small percentage of human error.
The words of the agency. Source: FEMA, OpenFEMA Dataset "Disaster Declarations Summaries - v2", copied on 2 Oct 2026. The page gives: last data refresh 2026-10-01.
It is derived from the National Flood Insurance Program system of record, staged in the program's reporting platform and redacted to protect policy holder personally identifiable information.
The words of the agency. Source: FEMA, OpenFEMA Dataset "NFIP Redacted Claims - v3", copied on 2 Oct 2026. The page gives: last data refresh 2026-09-09.

Dates of the data: NCEI storm events through 30 Jun 2026. OpenFEMA disaster declarations through 1 Oct 2026. NFIP claims through 8 Sep 2026.

Storm events of 1989 by hazard

Storm events on record for Connecticut in 1989, by hazard (NCEI)
Hazard	Storm events in 1989
Hail	2
Tornado	4
Wind	10
All storm events	16

The counts have the events that NCEI records for a forecast zone.

Counties with a storm event in 1989

Counties of Connecticut with a storm event on record in 1989, in name order
County	Storm events in 1989
Hartford County	3
Litchfield County	9
Middlesex County	1
New Haven County	2
New London County	1

Events of 1989 with a tornado rating, damage, injuries or deaths

Storm events of 1989 in Connecticut with a tornado rating, a damage estimate of $50,000 or more, an injury or a death in the NCEI record, in date order (40 events at most)
Date	County	Event type	Magnitude	Damage estimate	Deaths	Injuries	On record for
10 Jul 1989	Litchfield	Thunderstorm Wind	92 mph	none	1	10	County
10 Jul 1989	New Haven	Tornado	F4	$250 million	0	40	County
10 Jul 1989	New Haven	Tornado	F2	$25 million	0	50	County
10 Jul 1989	Litchfield	Tornado	F2	$25 million	0	20	County
10 Jul 1989	Litchfield	Tornado	F2	$25 million	0	4	County

A damage figure is an estimate in the NCEI record. Deaths and injuries are the direct and indirect counts of NCEI.

FEMA disaster declarations in 1989

Disaster declarations for Connecticut with a date in 1989, with the count of counties that each names
Declared	Number	Type	Incident type	Title in the FEMA record	Counties
17 Jul 1989	DR-837	Major disaster	Tornado	SEVERE STORMS & TORNADOES	2

NCEI storm events through 30 Jun 2026. OpenFEMA disaster declarations through 1 Oct 2026. NFIP claims through 8 Sep 2026. All years of Connecticut