States › South Dakota › 2012
South Dakota, 2012
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 2012 was 1,556 against 1,906 in 2011.
Counties with the most recorded events
Notable events
| Date | County | Event type | Magnitude | Property damage | Deaths | Injuries |
|---|---|---|---|---|---|---|
| 5 May 2012 | Lake | Flash Flood | — | $2,000,000 | 1 | — |
| 18 Jul 2012 | Minnehaha | Excessive Heat | — | — | — | 10 |
| 21 Jul 2012 | Oglala Lakota | Thunderstorm Wind | 70 mph | $150,000 | — | 3 |
| 22 Jul 2012 | Mellette | Thunderstorm Wind | 81 mph | $60,000 | — | 1 |
| 2 Apr 2012 | Forecast zone | High Wind | 64 mph | $5,000 | — | 1 |
| 5 May 2012 | Davison | Hail | 2.50 in | $2,000,000 | — | — |
| 5 May 2012 | Moody | Thunderstorm Wind | 75 mph | $1,000,000 | — | — |
| 22 Jun 2012 | Fall River | Tornado | EF2 | $500,000 | — | — |
| 18 May 2012 | Jackson | Thunderstorm Wind | 91 mph | $400,000 | — | — |
| 7 Jun 2012 | Custer | Hail | 1.75 in | $100,000 | — | — |
| 18 Mar 2012 | Todd | Hail | 4.25 in | $100,000 | — | — |
| 22 Jun 2012 | Fall River | Hail | 4.25 in | $100,000 | — | — |
| 22 Jun 2012 | Fall River | Thunderstorm Wind | 75 mph | $100,000 | — | — |
| 11 Aug 2012 | Oglala Lakota | Hail | 1.75 in | $50,000 | — | — |
| 2 Aug 2012 | Pennington | Hail | 1.75 in | $60,000 | — | — |
| 30 Jun 2012 | Ziebach | Hail | 2.00 in | $50,000 | — | — |
| 3 Jul 2012 | Harding | Hail | 2.00 in | $50,000 | — | — |
| 7 Jun 2012 | Custer | Tornado | EF1 | $1,000 | — | — |
| 1 Jun 2012 | Brown | Tornado | EF0 | — | — | — |
| 1 Jun 2012 | Clark | Tornado | EF0 | — | — | — |
| 1 Jun 2012 | Clark | Tornado | EF0 | — | — | — |
| 3 Aug 2012 | Spink | Tornado | EF0 | — | — | — |
| 3 Aug 2012 | Spink | Tornado | EF0 | — | — | — |
| 17 Jun 2012 | Roberts | Tornado | EF0 | — | — | — |
| 17 Jun 2012 | Roberts | Tornado | EF1 | — | — | — |
| 1 Jun 2012 | Clark | Tornado | EF0 | — | — | — |
| 15 Apr 2012 | Bon Homme | Tornado | EF0 | — | — | — |
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 2012
| Declared | Number | Type | Incident | Title | Counties |
|---|---|---|---|---|---|
| 1 Sep 2012 | FM-5010 | Fire management assistance | Fire | Wellnitz Fire | 1 |
| 20 Jul 2012 | FM-2996 | Fire management assistance | Fire | Myrtle Fire | 1 |
Flood insurance claims with a 2012 date of loss
47 NFIP claims, 38 of them paid, for $453,466.
Sources: NOAA NCEI Storm Events through 30 Jun 2026; OpenFEMA DisasterDeclarationsSummaries v2 (29 Sep 2026); OpenFEMA NfipClaims v3 (8 Sep 2026). Built 30 Sep 2026.