NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Tomah, 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 Tomah, Wisconsin since records began in 1851. Since 1950, 49 tornadoes have touched down within 25 miles, 4 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 49
- EF3 or stronger
- 4
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
3 deaths in all
What the records show for Tomah
The strongest of the 49 tornadoes within 25 miles was an F4 on April 19, 1957; its path came within 17 miles, and it killed 1 person. The deadliest, an F2 on August 12, 1985, killed 2 people. Of the 49, 5 had paths within 5 miles of the city centre, and 18 have come since 2000. May and August have had the most tornadoes, 12 each. The most recent tornado was on June 25, 2025. Of the 416 Wisconsin cities on this site, 82% have more tornadoes within 25 miles than Tomah. Hail has been reported within 10 miles 75 times since 1969, with stones up to 4.5 inches (grapefruit size). Tomah has more hail reports within 10 miles than 67% of the 416 Wisconsin cities.
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Tornadoes within 25 miles of Tomah
By decade
- 2020s7
- 2010s5
- 2000s6
- 1990s1
- 1980s7(1 EF3+)
- 1970s6
- 1960s14(1 EF3+)
- 1950s3(2 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Apr 19, 1957 | F4 | 17 mi | 21.1 mi | 1 / 0 |
| Jul 3, 1983 | F3 | 14 mi | 1 mi | 0 / 8 |
| May 5, 1965 | F3 | 24 mi | 65.2 mi | 0 / 7 |
| Apr 19, 1957 | F3 | 14 mi | 9 mi | 0 / 0 |
| Aug 12, 1985 | F2 | 15 mi | 22 mi | 2 / 22 |
| Jun 15, 2022 | EF2 | 4 mi | 22.86 mi | 0 / 2 |
| May 22, 2011 | EF2 | 5 mi | 64.5 mi | 0 / 1 |
| May 8, 1988 | F2 | 9 mi | 27 mi | 0 / 0 |
| Jun 26, 1986 | F2 | 17 mi | 5.5 mi | 0 / 0 |
| Oct 16, 1984 | F2 | 22 mi | 17 mi | 0 / 3 |
| Aug 9, 1979 | F2 | 24 mi | 2.7 mi | 0 / 0 |
| May 10, 1979 | F2 | in town | 0.1 mi | 0 / 0 |
The strongest 12 of 49, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Tomah
The Storm Prediction Center has 75 hail reports within 10 miles of Tomah since 1969, made on 43 separate days. Of these, 42 were 1 inch across or larger, and 8 reached 2 inches. The largest, 4.5 inches (grapefruit size), fell on June 1, 2000. The most recent report is from August 16, 2025. June has the most reports, 30.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Tomah
The nearest NOAA station with 1991–2020 climate normals is Mather 3 NW, WI, 15 miles northeast of Tomah at 978 feet. July is the warmest, with an average high of 81°F and low of 58°F; January is the coolest, at 24°F and 5°F. June is the wettest at 5.2 inches of precipitation on average and February the driest at 1.0 inches; the year adds up to 35.2 inches over 70 days with at least a tenth of an inch. Highs reach 90°F on about 6 days a year, almost all from June to August. Lows fall below freezing on about 171 nights a year. Snowfall averages 47.9 inches a year, most of it in December. That 35.2 inches is more than at 96 of the 165 Wisconsin stations used on this site (58%). Camp Douglas, 10 miles east, has its own station (Necedah 5 WNW, WI): 34.6 inches a year, 0.6 less than here, and the same July average high, 81°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 24 | 5 | 1.1 | 4 | 11.3 |
| Feb | 29 | 8 | 1.0 | 3 | 10.3 |
| Mar | 41 | 20 | 1.9 | 5 | 7.4 |
| Apr | 55 | 32 | 3.6 | 7 | 3.5 |
| May | 68 | 44 | 4.3 | 8 | 0.0 |
| Jun | 77 | 54 | 5.2 | 9 | 0.0 |
| Jul | 81 | 58 | 4.2 | 7 | 0.0 |
| Aug | 79 | 56 | 4.3 | 7 | 0.0 |
| Sep | 71 | 47 | 3.4 | 7 | 0.0 |
| Oct | 58 | 36 | 2.8 | 6 | 0.5 |
| Nov | 43 | 25 | 1.9 | 5 | 2.9 |
| Dec | 30 | 13 | 1.5 | 4 | 12.0 |
| Year | 55 | 33 | 35.2 | 70 | 47.9 |
Averages for 1991–2020 at Mather 3 NW, WI (978 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 Tomah
Since 1996, the National Weather Service has logged 89 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Tomah: 80 thunderstorm wind reports, 3 flash floods, 3 heavy rain events, 2 floods and 1 lightning strike. None is recorded as killing or injuring anyone; the NWS estimated $10.7 million in property and crop damage. The strongest thunderstorm gust on record here was 98 mph, on June 1, 2000.
August 23, 2006: thunderstorm wind 7 miles from the centre of Tomah — $3.6 million damage.
August 23, 2006: thunderstorm wind 10 miles from the centre of Tomah — $3.0 million damage.
August 23, 2006: thunderstorm wind 8 miles from the centre of Tomah — $1.1 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
Flood insurance policyholders in Tomah's ZIP code 54660 have filed 32 claims with the National Flood Insurance Program since 1978, and were paid $75,000 for buildings and contents, in the dollars of each year. The most came from Flooding in 1990: 14 claims (44% of all) and $46,000. 44% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 128 Wisconsin cities on this site with 10 or more claims, 73 have fewer than Tomah.
| Event | Claims | Paid |
|---|---|---|
| Flooding1990 | 14 | $46,000 |
Monroe County, which includes Tomah, has been named in 15 federal disaster or emergency declarations since 1976, 12 of them major disasters (by incident: 7 severe storms, 4 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 Monroe County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for tornadoes, hail, inland flooding and strong wind; Relatively Low for lightning and heat waves; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $30.5 million a year, the 28th highest of 72 Wisconsin counties; of the hazards above, the largest share, $13.9 million (46%), 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 Tomah
- Camp Douglas, WI10 mi
- Wilton, WI10 mi
- Warrens, WI11 mi
- Sparta, WI16 mi
- New Lisbon, WI18 mi
- Elroy, WI19 mi
- Necedah, WI21 mi
- Cashton, WI22 mi
- Bangor, WI25 mi
- Mauston, WI25 mi
- Black River Falls, WI26 mi
- Hillsboro, WI26 mi
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