NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Stevensville, MT
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 Stevensville, Montana since records began in 1851. Since 1950, 2 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 2
- EF3 or stronger
- 0
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
no recorded deaths
What the records show for Stevensville
The highest rating among the 2 tornadoes within 25 miles is F0, reached 2 times; the most recent, on August 15, 1990, came within 7 miles. Of the 73 Montana cities on this site, 73% have more tornadoes within 25 miles than Stevensville. Hail has been reported within 10 miles 27 times since 1988, with stones up to 2.75 inches (baseball size). Stevensville has more hail reports within 10 miles than 49% of the 73 Montana cities.
Compare Stevensville's storm record with another city →
Tornadoes within 25 miles of Stevensville
By decade
- 1990s1
- 1980s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Aug 15, 1990 | F0 | 7 mi | 0.1 mi | 0 / 0 |
| Oct 16, 1988 | F0 | 20 mi | 0.2 mi | 0 / 0 |
The strongest 2 of 2, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Stevensville
The Storm Prediction Center has 27 hail reports within 10 miles of Stevensville since 1988, made on 19 separate days. Of these, 22 were 1 inch across or larger, and one reached 2 inches. The largest, 2.75 inches (baseball size), fell on June 28, 1988. The most recent report is from July 9, 2022. July has the most reports, 13.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Stevensville
The nearest NOAA station with 1991–2020 climate normals is Stevensville, MT, 3 miles southwest of Stevensville at 3,375 feet. July is the warmest, with an average high of 85°F and low of 49°F; December is the coolest, at 33°F and 19°F. Highs reach 90°F on about 28 days a year, almost all from June to September. Lows fall below freezing on about 175 nights a year. Snowfall averages 17.1 inches a year, most of it in December. That 12.4 inches is more than at 10 of the 58 Montana stations used on this site (17%). Victor, 12 miles southwest, has its own station (Western Ag Rsch Ctr, MT): 11.5 inches a year, 0.9 less than here, and a July average high of 86°F against 85°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 35 | 19 | 1.0 | 3 | 4.0 |
| Feb | 38 | 21 | 0.9 | 3 | 3.0 |
| Mar | 50 | 26 | 0.8 | 3 | 1.5 |
| Apr | 58 | 32 | 0.9 | 3 | 0.1 |
| May | 68 | 39 | 1.5 | 5 | 0.0 |
| Jun | 75 | 45 | 1.6 | 5 | 0.0 |
| Jul | 85 | 49 | 0.8 | 2 | 0.0 |
| Aug | 84 | 47 | 0.8 | 3 | 0.0 |
| Sep | 74 | 40 | 0.8 | 3 | 0.0 |
| Oct | 58 | 32 | 1.0 | 3 | 0.1 |
| Nov | 43 | 25 | 1.2 | 3 | 1.6 |
| Dec | 33 | 19 | 1.1 | 4 | 6.8 |
| Year | 58 | 33 | 12.4 | 38 | 17.1 |
Averages for 1991–2020 at Stevensville, MT (3,375 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 Stevensville
Since 1996, the National Weather Service has logged 26 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Stevensville: 16 thunderstorm wind reports, 5 floods, 3 heavy rain events and 2 lightning strikes. They killed 0 people and injured 1, and the NWS estimated $398,000 in property and crop damage. The strongest thunderstorm gust on record here was 70 mph, on August 5, 2007.
May 9, 2013: lightning strike 6 miles from the centre of Stevensville — 1 injured.
NWS: “A 22 year old male was struck by lightning while changing an irrigation pipe. Injuries were reported as second degree burns.”
May 27, 2010: lightning strike 10 miles from the centre of Stevensville — $250,000 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
Ravalli County, which includes Stevensville, has been named in 13 federal disaster or emergency declarations since 1996, 7 of them major disasters (by incident: 5 fires, 3 severe storms, 2 biological emergencies, 1 flood). The latest major disaster declaration was Severe Winter Storm and Straight-Line Winds, on April 7, 2026. FEMA's National Risk Index gives Ravalli County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for lightning; Relatively Low for inland flooding and heat waves; Very Low for tornadoes, hail and strong wind. It models the county's expected loss from all 18 hazards it covers at $37.0 million a year, the 6th highest of 56 Montana counties; of the hazards above, the largest share, $6.6 million (18%), 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 Stevensville
- Florence, MT8 mi
- Victor, MT12 mi
- Corvallis, MT15 mi
- Lolo, MT22 mi
- Hamilton, MT23 mi
- Missoula, MT23 mi
- Bonner, MT32 mi
- Frenchtown, MT37 mi
- Arlee, MT44 mi
- Darby, MT49 mi
- St Ignatius, MT54 mi
- Anaconda, MT57 mi
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