Hawaii, 2021
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 2021 was 380 against 243 in 2020.
Counties with the most recorded events
| County | Events in 2021 |
|---|---|
| Hawaii County | 70 |
| Maui County | 54 |
| Honolulu County | 41 |
| Kauai County | 27 |
Notable events
| Date | County | Event type | Magnitude | Property damage | Deaths | Injuries |
|---|---|---|---|---|---|---|
| 27 Feb 2021 | Maui | Heavy Rain | — | — | 2 | — |
| 18 Feb 2021 | Maui | Heavy Rain | — | — | 1 | — |
| 9 Mar 2021 | Kauai | Flash Flood | — | $30,100,000 | — | — |
| 1 Mar 2021 | Forecast zone | Strong Wind | 48 mph | — | — | 2 |
| 8 Mar 2021 | Maui | Flash Flood | — | $14,300,000 | — | — |
| 28 Feb 2021 | Forecast zone | Strong Wind | 49 mph | — | — | 1 |
| 25 Jan 2021 | Honolulu | Flash Flood | — | — | — | 1 |
| 9 Mar 2021 | Honolulu | Flash Flood | — | $2,700,000 | — | — |
| 6 Mar 2021 | Kauai | Debris Flow | — | $3,900,000 | — | — |
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 2021
| Declared | Number | Type | Incident | Title | Counties |
|---|---|---|---|---|---|
| 1 Aug 2021 | FM-5404 | Fire management assistance | Fire | Mana Road Fire | 1 |
| 13 May 2021 | DR-4604 | Major disaster | Flood | Severe Storms, Flooding, And Landslides | 1 |
Flood insurance claims with a 2021 date of loss
202 NFIP claims, 140 of them paid, for $7,513,810.
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.