NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Inkom, 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 Inkom, Idaho since records began in 1851. Since 1950, 16 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 16
- 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 Inkom
The highest rating among the 16 tornadoes within 25 miles is F1, reached 4 times; the most recent, on July 20, 1999, came within 24 miles. Of the 16, 2 had paths within 5 miles of the city centre, and 4 have come since 2000. August has had the most tornadoes, 4. The most recent tornado was on August 17, 2007. Inkom has more tornadoes within 25 miles than 57% of the 90 Idaho cities on this site. Hail has been reported within 10 miles 18 times since 1993, with stones up to 1.5 inches (ping pong ball size). Inkom has more hail reports within 10 miles than 75% of the 90 Idaho cities.
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Tornadoes within 25 miles of Inkom
By decade
- 2000s4
- 1990s7
- 1980s2
- 1960s3
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jul 20, 1999 | F1 | 24 mi | 2.5 mi | 0 / 0 |
| Jun 11, 1993 | F1 | in town | 10 mi | 0 / 2 |
| Aug 18, 1983 | F1 | 8 mi | 2.5 mi | 0 / 0 |
| May 26, 1964 | F1 | 20 mi | 0.5 mi | 0 / 0 |
| Aug 17, 2007 | EF0 | 3 mi | 0.2 mi | 0 / 0 |
| Apr 28, 2003 | F0 | 19 mi | 2.5 mi | 0 / 0 |
| Feb 14, 2000 | F0 | 14 mi | 5 mi | 0 / 0 |
| Feb 14, 2000 | F0 | 22 mi | 9 mi | 0 / 0 |
| May 31, 1997 | F0 | 10 mi | 0.1 mi | 0 / 0 |
| Apr 25, 1995 | F0 | 20 mi | 0.2 mi | 0 / 0 |
| Mar 28, 1994 | F0 | 21 mi | 0.1 mi | 0 / 0 |
| Aug 5, 1993 | F0 | 23 mi | 2 mi | 0 / 0 |
The strongest 12 of 16, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Inkom
The Storm Prediction Center has 18 hail reports within 10 miles of Inkom since 1993. Of these, 9 were 1 inch across or larger, and none reached 2 inches. The largest size, 1.5 inches (ping pong ball size), was reported on 2 days, most recently April 2, 2017. The most recent report is from May 11, 2025.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Inkom
The nearest NOAA station with 1991–2020 climate normals is Mccammon, ID, 10 miles south of Inkom at 4,770 feet. July is the warmest, with an average high of 87°F and low of 52°F; January is the coolest, at 32°F and 15°F. May is the wettest at 2.0 inches of precipitation on average and July the driest at 0.6 inches; the year adds up to 15.4 inches over 44 days with at least a tenth of an inch. Highs reach 90°F on about 26 days a year, almost all from June to September. Lows fall below freezing on about 179 nights a year. Snowfall averages 44.7 inches a year, most of it in January. That 15.4 inches is more than at 40 of the 66 Idaho stations used on this site (61%). Pocatello, 13 miles northwest, has its own station (Pocatello City, ID): 13.2 inches a year, 2.2 less than here, and a July average high of 91°F against 87°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 32 | 15 | 1.8 | 6 | 16.8 |
| Feb | 37 | 18 | 1.3 | 4 | 7.0 |
| Mar | 49 | 26 | 1.2 | 3 | 3.5 |
| Apr | 58 | 32 | 1.2 | 4 | 1.6 |
| May | 68 | 39 | 2.0 | 5 | 0.1 |
| Jun | 77 | 46 | 1.2 | 4 | 0.0 |
| Jul | 87 | 52 | 0.6 | 2 | 0.0 |
| Aug | 86 | 51 | 1.0 | 3 | 0.0 |
| Sep | 76 | 42 | 1.2 | 3 | 0.0 |
| Oct | 61 | 32 | 1.2 | 3 | 0.6 |
| Nov | 46 | 24 | 1.0 | 3 | 2.2 |
| Dec | 34 | 17 | 1.7 | 6 | 12.9 |
| Year | 59 | 33 | 15.4 | 44 | 44.7 |
Averages for 1991–2020 at Mccammon, ID (4,770 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 Inkom
Since 1996, the National Weather Service has logged 21 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Inkom: 14 thunderstorm wind reports, 4 flash floods, 2 heavy rain events and 1 flood. None is recorded as killing or injuring anyone; the NWS estimated $506,000 in property and crop damage. The strongest thunderstorm gust on record here was 70 mph, on December 17, 2025.
July 4, 2009: flash flood 2 miles from the centre of Inkom — $500,000 damage.
NWS: “Over one inch of rain in less than one hour near Inkom and the runoff caused the Rapid Creek and Portneuf River to exceed their banks. Extensive flooding occurred throughout the city of Inkom.”
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 Inkom's ZIP code 83245 have filed 11 claims with the National Flood Insurance Program since 1980, and were paid $54,000 for buildings and contents, in the dollars of each year. Of the 19 Idaho cities on this site with 10 or more claims, 2 have fewer than Inkom.
Bannock County, which includes Inkom, has been named in 5 federal disaster or emergency declarations since 1964, 3 of them major disasters (by incident: 2 biological emergencies, 1 fire, 1 flood, 1 hurricane). The latest major disaster declaration was Covid-19 Pandemic, on April 9, 2020. FEMA's National Risk Index gives Bannock County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for lightning and heat waves; Relatively Low for hail and inland flooding; Very Low for tornadoes and strong wind. It models the county's expected loss from all 18 hazards it covers at $31.3 million a year, the 6th highest of 44 Idaho counties; of the hazards above, the largest share, $8.4 million (27%), 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 Inkom
- Pocatello, ID13 mi
- Chubbuck, ID16 mi
- Blackfoot, ID30 mi
- Grace, ID31 mi
- Aberdeen, ID33 mi
- Soda Springs, ID34 mi
- American Falls, ID35 mi
- Shelley, ID40 mi
- Malad City, ID42 mi
- Iona, ID47 mi
- Ammon, ID48 mi
- Preston, ID48 mi
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