NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Mobridge, SD
Every tropical system within 75 miles since 1851 and every tornado within 25 miles since 1950.
Data: NOAA NHC HURDAT2 and NOAA SPC tornado and hail reports, through 2025 · Updated
No tropical storm or hurricane has passed within 75 miles of Mobridge, South Dakota since records began in 1851. Since 1950, 41 tornadoes have touched down within 25 miles, 2 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 41
- EF3 or stronger
- 2
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
no recorded deaths
What the records show for Mobridge
The highest rating among the 41 tornadoes within 25 miles is F3, reached 2 times; the most recent, on June 20, 1968, came within 12 miles. Of the 41, one had a path within 5 miles of the city centre, and 13 have come since 2000. June has had the most tornadoes, 18. The most recent tornado was on September 14, 2025. Of the 61 South Dakota cities on this site, 82% have more tornadoes within 25 miles than Mobridge. Hail has been reported within 10 miles 61 times since 1955, with stones up to 4 inches (softball size). Of the 61 South Dakota cities, 92% have more hail reports within 10 miles than Mobridge.
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Tornadoes within 25 miles of Mobridge
By decade
- 2020s5
- 2010s5
- 2000s3
- 1990s4
- 1980s4
- 1970s10
- 1960s7(2 EF3+)
- 1950s3
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jun 20, 1968 | F3 | 21 mi | 0.1 mi | 0 / 0 |
| Jun 20, 1968 | F3 | 12 mi | 8.8 mi | 0 / 0 |
| Aug 28, 2024 | EF2 | 18 mi | 5.42 mi | 0 / 0 |
| Jun 14, 1970 | F2 | 25 mi | 2.5 mi | 0 / 0 |
| Jun 8, 1964 | F2 | 25 mi | 3.8 mi | 0 / 1 |
| May 5, 1964 | F2 | 24 mi | 16 mi | 0 / 0 |
| Sep 14, 2025 | EF1 | 7 mi | 3.99 mi | 0 / 0 |
| Aug 6, 1986 | F1 | 20 mi | 1.5 mi | 0 / 0 |
| Aug 18, 1973 | F1 | 21 mi | 0.4 mi | 0 / 0 |
| Jul 29, 1970 | F1 | 24 mi | 0.5 mi | 0 / 0 |
| Jun 14, 1970 | F1 | 24 mi | 0.1 mi | 0 / 0 |
| Apr 19, 1955 | F1 | 17 mi | 4.6 mi | 0 / 0 |
The strongest 12 of 41, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Mobridge
The Storm Prediction Center has 61 hail reports within 10 miles of Mobridge since 1955, made on 45 separate days. Of these, 44 were 1 inch across or larger, and 3 reached 2 inches. The largest, 4 inches (softball size), fell on September 2, 1962. The most recent report is from July 30, 2023. August has the most reports, 23.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Mobridge
The nearest NOAA station with 1991–2020 climate normals is Mobridge Municipal Airport, SD, 6 miles northeast of Mobridge at 1,715 feet. July is the warmest, with an average high of 87°F and low of 62°F; January is the coolest, at 27°F and 6°F. June is the wettest at 3.1 inches of precipitation on average and January and November the driest at 0.4 inches; the year adds up to 18.0 inches over 38 days with at least a tenth of an inch. Highs reach 90°F on about 29 days a year, almost all from June to September. Lows fall below freezing on about 171 nights a year. Snowfall averages 31.0 inches a year, most of it in February. That 18.0 inches is more than at 2 of the 43 South Dakota stations used on this site (5%).
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 27 | 6 | 0.4 | 1 | 6.3 |
| Feb | 32 | 11 | 0.7 | 2 | 6.4 |
| Mar | 45 | 22 | 0.7 | 2 | 4.1 |
| Apr | 59 | 33 | 1.6 | 4 | 3.2 |
| May | 70 | 45 | 2.9 | 6 | 0.0 |
| Jun | 80 | 56 | 3.1 | 6 | 0.0 |
| Jul | 87 | 62 | 2.3 | 4 | 0.0 |
| Aug | 86 | 60 | 2.1 | 4 | 0.0 |
| Sep | 77 | 50 | 1.5 | 4 | 0.0 |
| Oct | 60 | 37 | 1.8 | 4 | 1.7 |
| Nov | 44 | 23 | 0.4 | 1 | 3.6 |
| Dec | 32 | 12 | 0.5 | 1 | 5.7 |
| Year | 58 | 35 | 18.0 | 38 | 31.0 |
Averages for 1991–2020 at Mobridge Municipal Airport, SD (1,715 ft), from NOAA NCEI U.S. Climate Normals. Normals describe the station; the farther a place is from it, and the bigger the difference in height, the more its weather can differ.
Floods, thunderstorm wind and lightning near Mobridge
Since 1996, the National Weather Service has logged 89 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Mobridge: 75 thunderstorm wind reports, 7 flash floods and 7 floods. None is recorded as killing or injuring anyone; the NWS estimated $3.1 million in property and crop damage. The strongest thunderstorm gust on record here was 96 mph, on July 4, 2018. August has had the most flash floods, 4 of 7. Of the 59 South Dakota cities on this site with a flash flood on record, 29 have had fewer than Mobridge.
June 1, 2019: flood 10 miles from the centre of Mobridge — $2.5 million damage.
June 5, 2008: flood 4 miles from the centre of Mobridge — $600,000 damage.
Source: NOAA NCEI Storm Events Database, events whose starting point is on record, 1996 to June 30, 2026. Damage is the NWS estimate in the dollars of the year, not insured losses, and NWS notes that some reports are unverified.
Flood insurance claims, disaster declarations and FEMA risk ratings
Dewey County, which includes Mobridge, has been named in 16 federal disaster or emergency declarations since 1976, 13 of them major disasters (by incident: 7 severe storms, 3 floods, 2 biological emergencies, 2 snowstorms). The latest major disaster declaration was Covid-19 Pandemic, on April 5, 2020. FEMA's National Risk Index gives Dewey County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Low for hail and strong wind; Very Low for tornadoes, inland flooding, lightning and heat waves. It models the county's expected loss from all 18 hazards it covers at $22.1 million a year, the 7th highest of 66 South Dakota counties; of the hazards above, the largest share, $1.2 million (5%), is from inland flooding.
Claims: FEMA, OpenFEMA Dataset FIMA NFIP Redacted Claims – v3, summed over ZIP codes; payments in the dollars of each year, not adjusted for inflation. Declarations: Disaster Declarations Summaries – v2, by county. Retrieved October 25, 2026. This product uses the Federal Emergency Management Agency's OpenFEMA API, but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
Risk ratings: FEMA, National Risk Index county table, December 2025 (v1.20), retrieved October 26, 2026; ratings compare counties nationwide, are meant for planning and are no substitute for a local risk assessment. This product uses the Federal Emergency Management Agency's National Risk Index dataset API or downloadable datasets but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
What counts as a pass, the distances and the sources: how this storm history is built.
Cities near Mobridge
- Fort Yates, ND43 mi
- Eagle Butte, SD52 mi
- Ipswich, SD70 mi
- Pierre, SD73 mi
- Fort Pierre, SD79 mi
- Bismarck, ND95 mi
- Aberdeen, SD95 mi
- Mandan, ND95 mi
- Redfield, SD102 mi
- Groton, SD113 mi
- Oakes, ND121 mi
- Jamestown, ND129 mi
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