NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Salmon, ID
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 Salmon, Idaho since records began in 1851. Since 1950, 3 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 3
- 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 Salmon
The highest rating among the 3 tornadoes within 25 miles is F1, reached 3 times; the most recent, on June 15, 1987, came within 5 miles. Of the 90 Idaho cities on this site, 79% have more tornadoes within 25 miles than Salmon. Hail has been reported within 10 miles 12 times since 1966, with stones up to 1.75 inches (golf ball size). Salmon has more hail reports within 10 miles than 55% of the 90 Idaho cities.
Compare Salmon's storm record with another city →
Tornadoes within 25 miles of Salmon
By decade
- 1980s2
- 1950s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jun 15, 1987 | F1 | 5 mi | 0.1 mi | 0 / 0 |
| Aug 24, 1984 | F1 | 17 mi | 0.1 mi | 0 / 0 |
| Jun 1, 1956 | F1 | 7 mi | 0.5 mi | 0 / 0 |
The strongest 3 of 3, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Salmon
The Storm Prediction Center has 12 hail reports within 10 miles of Salmon since 1966, made on 9 separate days. Of these, 9 were 1 inch across or larger, and none reached 2 inches. The largest size, 1.75 inches (golf ball size), was reported on 2 days, most recently August 7, 2016. The most recent report is from August 7, 2016. August has the most reports, 10.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Salmon
The nearest NOAA station with 1991–2020 climate normals is Salmon-Ksra, ID, 5 miles north of Salmon at 3,953 feet. July is the warmest, with an average high of 86°F and low of 52°F; January is the coolest, at 28°F and 11°F. June is the wettest at 1.6 inches of precipitation on average and February the driest at 0.4 inches; the year adds up to 9.6 inches over 32 days with at least a tenth of an inch. Highs reach 90°F on about 25 days a year, almost all from June to September. Lows fall below freezing on about 181 nights a year. Snowfall averages 22.0 inches a year, most of it in January. That 9.6 inches is more than at 3 of the 66 Idaho stations used on this site (5%).
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 28 | 11 | 0.6 | 2 | 6.7 |
| Feb | 36 | 16 | 0.4 | 1 | 3.8 |
| Mar | 50 | 26 | 0.5 | 2 | 1.2 |
| Apr | 59 | 32 | 0.8 | 3 | 0.4 |
| May | 68 | 40 | 1.3 | 4 | 0.1 |
| Jun | 76 | 46 | 1.6 | 5 | 0.0 |
| Jul | 86 | 52 | 0.8 | 3 | 0.0 |
| Aug | 85 | 49 | 0.6 | 2 | 0.0 |
| Sep | 74 | 41 | 0.8 | 2 | 0.0 |
| Oct | 58 | 31 | 0.8 | 2 | 0.1 |
| Nov | 41 | 22 | 0.7 | 2 | 3.3 |
| Dec | 29 | 13 | 0.7 | 3 | 6.4 |
| Year | 57 | 31 | 9.6 | 32 | 22.0 |
Averages for 1991–2020 at Salmon-Ksra, ID (3,953 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 Salmon
Since 1996, the National Weather Service has logged 31 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Salmon: 25 thunderstorm wind reports, 5 floods and 1 heavy rain event. None is recorded as killing or injuring anyone; the NWS estimated $185,000 in property and crop damage. The strongest thunderstorm gust on record here was 74 mph, on September 11, 2024.
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 Salmon's ZIP code 83467 have filed 16 claims with the National Flood Insurance Program since 1984, and were paid $169,000 for buildings and contents, in the dollars of each year. Of the 19 Idaho cities on this site with 10 or more claims, 4 have fewer than Salmon.
Lemhi County, which includes Salmon, has been named in 5 federal disaster or emergency declarations since 1984, 3 of them major disasters (by incident: 2 biological emergencies, 1 fire, 1 hurricane, 1 snowstorm). The latest major disaster declaration was Covid-19 Pandemic, on April 9, 2020. FEMA's National Risk Index gives Lemhi County a Very Low rating for natural hazard risk overall; by hazard: Relatively Moderate for lightning; Relatively Low for inland flooding; Very Low for tornadoes, hail, strong wind and heat waves. It models the county's expected loss from all 18 hazards it covers at $11.4 million a year, the 22nd highest of 44 Idaho counties; of the hazards above, the largest share, $7.9 million (69%), 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 Salmon
- Challis, ID41 mi
- Darby, MT53 mi
- Dillon, MT55 mi
- Hamilton, MT78 mi
- Corvallis, MT84 mi
- Anaconda, MT84 mi
- Victor, MT90 mi
- Butte, MT91 mi
- Whitehall, MT99 mi
- Stevensville, MT99 mi
- Deer Lodge, MT105 mi
- Mccall, ID106 mi
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