Iowa, 2016
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 2016 was 1,880 against 2,102 in 2015.
Counties with the most recorded events
Notable events
| Date | County | Event type | Magnitude | Property damage | Deaths | Injuries |
|---|---|---|---|---|---|---|
| 24 Aug 2016 | Chickasaw | Flash Flood | — | $10,000 | 1 | — |
| 11 Jun 2016 | Polk | Heat | — | — | 1 | — |
| 18 Dec 2016 | Linn | Cold/Wind Chill | — | — | 1 | — |
| 17 Jul 2016 | Benton | Tornado | EF2 | — | — | 5 |
| 17 Jul 2016 | Linn | Tornado | EF2 | $250,000 | — | 4 |
| 15 Mar 2016 | Clinton | Tornado | EF1 | $50,000 | — | 3 |
| 23 Mar 2016 | Woodbury | Winter Storm | — | — | — | 3 |
| 2 Apr 2016 | Linn | High Wind | 58 mph | — | — | 2 |
| 17 Jul 2016 | Jackson | Tornado | EF1 | $5,000,000 | — | — |
| 17 Jul 2016 | Jackson | Thunderstorm Wind | 70 mph | $5,000,000 | — | — |
| 23 Aug 2016 | Winneshiek | Flash Flood | — | $3,010,000 | — | — |
| 23 Jul 2016 | Buchanan | Flash Flood | — | $2,000,000 | — | — |
| 29 Jul 2016 | Louisa | Flash Flood | — | $2,000,000 | — | — |
| 26 Sep 2016 | Linn | Flood | — | $2,200,000 | — | — |
| 13 Jul 2016 | Louisa | Thunderstorm Wind | 60 mph | $2,000,000 | — | — |
| 12 Jul 2016 | Scott | Thunderstorm Wind | 49 mph | $2,000,000 | — | — |
| 23 Jul 2016 | Jones | Flash Flood | — | $1,000,000 | — | — |
| 23 Aug 2016 | Winneshiek | Flash Flood | — | $1,800,000 | — | — |
| 11 Aug 2016 | Johnson | Flash Flood | — | $1,500,000 | — | — |
| 23 Jul 2016 | Dubuque | Flash Flood | — | $500,000 | — | — |
| 23 Jul 2016 | Buchanan | Flash Flood | — | $500,000 | — | — |
| 21 Sep 2016 | Butler | Flash Flood | — | $200,000 | — | — |
| 24 Aug 2016 | Allamakee | Flash Flood | — | $513,000 | — | — |
| 11 Aug 2016 | Buchanan | Lightning | — | $500,000 | — | — |
| 24 Aug 2016 | Howard | Flood | — | $470,000 | — | — |
| 24 Aug 2016 | Fayette | Flood | — | $410,000 | — | — |
| 24 Aug 2016 | Allamakee | Flash Flood | — | $400,000 | — | — |
| 22 Sep 2016 | Butler | Flood | — | $300,000 | — | — |
| 26 Aug 2016 | Black Hawk | Flood | — | $100,000 | — | — |
| 23 Sep 2016 | Butler | Flood | — | $50,000 | — | — |
| 23 Sep 2016 | Franklin | Flash Flood | — | $50,000 | — | — |
| 23 Sep 2016 | Franklin | Flash Flood | — | $50,000 | — | — |
| 27 Sep 2016 | Cedar | Flood | — | $250,000 | — | — |
| 23 Sep 2016 | Wright | Flash Flood | — | $50,000 | — | — |
| 22 Sep 2016 | Cerro Gordo | Flash Flood | — | $50,000 | — | — |
| 24 Aug 2016 | Mitchell | Flood | — | $220,000 | — | — |
| 22 Feb 2016 | Webster | Flash Flood | — | $200,000 | — | — |
| 22 Sep 2016 | Fayette | Flash Flood | — | $200,000 | — | — |
| 22 Sep 2016 | Butler | Flash Flood | — | $200,000 | — | — |
| 24 Aug 2016 | Fayette | Flood | — | $200,000 | — | — |
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 2016
| Declared | Number | Type | Incident | Title | Counties |
|---|---|---|---|---|---|
| 31 Oct 2016 | DR-4289 | Major disaster | Flood | Severe Storms And Flooding | 19 |
| 29 Sep 2016 | DR-4281 | Major disaster | Flood | Severe Storms, Straight-Line Winds, And Flooding | 8 |
Flood insurance claims with a 2016 date of loss
661 NFIP claims, 549 of them paid, for $11,472,078.
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.