NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Strum, WI
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 Strum, Wisconsin since records began in 1851. Since 1950, 66 tornadoes have touched down within 25 miles, 6 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 66
- EF3 or stronger
- 6
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
11 deaths in all
What the records show for Strum
The highest rating among the 66 tornadoes within 25 miles is F4, reached 2 times; the most recent, on June 4, 1958, came within 17 miles. Of the 66, 5 had paths within 5 miles of the city centre, and 25 have come since 2000. July has had the most tornadoes, 18. The most recent tornado was on April 28, 2025. Of the 416 Wisconsin cities on this site, 58% have more tornadoes within 25 miles than Strum. Hail has been reported within 10 miles 50 times since 1985, with stones up to 2 inches (hen egg size). Of the 416 Wisconsin cities, 55% have more hail reports within 10 miles than Strum.
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Tornadoes within 25 miles of Strum
By decade
- 2020s13
- 2010s7
- 2000s5
- 1990s8(2 EF3+)
- 1980s11(1 EF3+)
- 1970s8
- 1960s8
- 1950s6(3 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jun 4, 1958 | F4 | 17 mi | 59.2 mi | 4 / 3 |
| May 10, 1953 | F4 | 2 mi | 162 mi | 2 / 24 |
| Aug 27, 1994 | F3 | 7 mi | 10 mi | 2 / 25 |
| Jul 15, 1980 | F3 | 21 mi | 1 mi | 1 / 10 |
| May 15, 1998 | F3 | 22 mi | 8 mi | 0 / 6 |
| May 26, 1959 | F3 | 18 mi | 34.3 mi | 0 / 2 |
| Jul 15, 1980 | F2 | 23 mi | 0.2 mi | 1 / 5 |
| Jul 18, 1971 | F2 | 20 mi | 38.5 mi | 1 / 2 |
| Jul 3, 1983 | F2 | 20 mi | 0.5 mi | 0 / 0 |
| Jul 3, 1983 | F2 | 9 mi | 8 mi | 0 / 0 |
| Sep 12, 1982 | F2 | 19 mi | 5 mi | 0 / 0 |
| Sep 12, 1982 | F2 | 17 mi | 5 mi | 0 / 0 |
The strongest 12 of 66, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Strum
The Storm Prediction Center has 50 hail reports within 10 miles of Strum since 1985, made on 36 separate days. Of these, 30 were 1 inch across or larger, and one reached 2 inches. The largest, 2 inches (hen egg size), fell on August 5, 2019. The most recent report is from May 18, 2024. May has the most reports, 12.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Strum
The nearest NOAA station with 1991–2020 climate normals is Mondovi, WI, 14 miles west of Strum at 830 feet. July is the warmest, with an average high of 85°F and low of 60°F; January is the coolest, at 27°F and 7°F. June is the wettest at 5.3 inches of precipitation on average and January and February the driest at 1.1 inches; the year adds up to 36.1 inches over 70 days with at least a tenth of an inch. Highs reach 90°F on about 15 days a year, almost all from May to September. Lows fall below freezing on about 163 nights a year. Snowfall averages 53.2 inches a year, most of it in January. That 36.1 inches is more than at 116 of the 165 Wisconsin stations used on this site (70%). Osseo, 8 miles east, has its own station (Augusta Rs, WI): 34.6 inches a year, 1.5 less than here, and a July average high of 82°F against 85°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 27 | 7 | 1.1 | 4 | 11.8 |
| Feb | 32 | 11 | 1.1 | 3 | 11.6 |
| Mar | 45 | 23 | 2.1 | 5 | 9.5 |
| Apr | 60 | 34 | 3.4 | 7 | 3.8 |
| May | 73 | 46 | 4.3 | 8 | 0.3 |
| Jun | 81 | 56 | 5.3 | 9 | 0.0 |
| Jul | 85 | 60 | 4.1 | 7 | 0.0 |
| Aug | 82 | 58 | 4.9 | 7 | 0.0 |
| Sep | 75 | 50 | 3.9 | 6 | 0.0 |
| Oct | 61 | 38 | 2.5 | 6 | 0.7 |
| Nov | 45 | 26 | 2.0 | 4 | 4.5 |
| Dec | 32 | 14 | 1.4 | 4 | 11.0 |
| Year | 58 | 35 | 36.1 | 70 | 53.2 |
Averages for 1991–2020 at Mondovi, WI (830 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 Strum
Since 1996, the National Weather Service has logged 75 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Strum: 53 thunderstorm wind reports, 10 flash floods, 8 heavy rain events, 3 floods and 1 lightning strike. They killed 0 people and injured 1, and the NWS estimated $3.6 million in property and crop damage. The strongest thunderstorm gust on record here was 90 mph, on April 10, 2011. August has had the most flash floods, 4 of 10. Of the 374 Wisconsin cities on this site with a flash flood on record, 269 have had fewer than Strum.
May 26, 2012: thunderstorm wind 5 miles from the centre of Strum — 1 injured, $20,000 damage.
NWS: “A semi and trailer were blown over causing State Highway 93 to be closed for about two and half hours north of Elk Creek. The driver of the semi sustained minor injuries but refused medical treatment.”
September 6, 2015: flash flood 5 miles from the centre of Strum — $1.4 million damage.
August 11, 2016: flash flood 3 miles from the centre of Strum — $1.0 million 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
Trempealeau County, which includes Strum, has been named in 15 federal disaster or emergency declarations since 1965, 12 of them major disasters (by incident: 7 severe storms, 3 floods, 2 biological emergencies, 1 drought). The latest major disaster declaration was Covid-19 Pandemic, on April 4, 2020. FEMA's National Risk Index gives Trempealeau County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for hail, strong wind and lightning; Relatively Low for tornadoes, inland flooding and heat waves. It models the county's expected loss from all 18 hazards it covers at $20.1 million a year, the 41st highest of 72 Wisconsin counties; of the hazards above, the largest share, $11.7 million (58%), 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 Strum
- Eleva, WI6 mi
- Osseo, WI8 mi
- Independence, WI12 mi
- Whitehall, WI12 mi
- Mondovi, WI15 mi
- Fall Creek, WI16 mi
- Augusta, WI17 mi
- Altoona, WI18 mi
- Eau Claire, WI19 mi
- Blair, WI19 mi
- Arcadia, WI21 mi
- Ettrick, WI27 mi
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