Arizona, 1991
The year's recorded storm events, federal disaster declarations and flood insurance claims.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders.
Events by hazard
Includes events recorded by forecast zone. The state's yearly total for 1991 was 36 against 61 in 1990.
Counties with the most recorded events
| County | Events in 1991 |
|---|---|
| Maricopa County | 9 |
| Mohave County | 4 |
| Cochise County | 4 |
| Pima County | 4 |
| Yuma County | 3 |
| Yavapai County | 3 |
| Graham County | 2 |
| Apache County | 1 |
| Greenlee County | 1 |
| Pinal County | 1 |
Notable events
| Date | County | Event type | Magnitude | Property damage | Deaths | Injuries |
|---|---|---|---|---|---|---|
| 24 Aug 1991 | Pima | Tornado | F1 | $250,000 | — | 2 |
| 4 Sep 1991 | Yuma | Thunderstorm Wind | 72 mph | — | — | 2 |
| 2 Sep 1991 | Yavapai | Tornado | F0 | — | — | — |
Up to 40 events with deaths, injuries, damage of $50,000 or more, or a tornado rating, ranked by deaths, injuries and damage.
Federal disaster declarations in 1991
No declaration touching Arizona was made in 1991.
Flood insurance claims with a 1991 date of loss
16 NFIP claims, 6 of them paid, for $19,742.
Sources: NOAA NCEI Storm Events through 30 Jun 2026; OpenFEMA DisasterDeclarationsSummaries v2 (1 Oct 2026); OpenFEMA NfipClaims v3 (8 Sep 2026). Built 1 Oct 2026.