NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Grace, 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 Grace, Idaho since records began in 1851. Since 1950, 5 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 5
- 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 Grace
The strongest of the 5 tornadoes within 25 miles was an F1 on May 21, 1986; its path came within 7 miles. Of the 5, none had a path within 5 miles of the city centre, and 3 have come since 2000. The most recent tornado was on June 23, 2023. Of the 90 Idaho cities on this site, 68% have more tornadoes within 25 miles than Grace. Hail has been reported within 10 miles 8 times since 1997, with stones up to 1.75 inches (golf ball size). Of the 90 Idaho cities, 57% have more hail reports within 10 miles than Grace.
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Tornadoes within 25 miles of Grace
By decade
- 2020s1
- 2010s1
- 2000s1
- 1990s1
- 1980s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| May 21, 1986 | F1 | 7 mi | 0.5 mi | 0 / 0 |
| Jun 23, 2023 | EF0 | 8 mi | 0.2 mi | 0 / 0 |
| Jul 31, 2016 | EF0 | 15 mi | 1.68 mi | 0 / 0 |
| Sep 5, 2007 | EF0 | 20 mi | 7.52 mi | 0 / 0 |
| May 5, 1995 | F0 | 18 mi | 0.1 mi | 0 / 0 |
The strongest 5 of 5, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Grace
The Storm Prediction Center has 8 hail reports within 10 miles of Grace since 1997. Of these, 6 were 1 inch across or larger, and none reached 2 inches. The largest size, 1.75 inches (golf ball size), was reported on 3 days, most recently September 7, 2025. The most recent report is from September 7, 2025.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Grace
The nearest NOAA station with 1991–2020 climate normals is Grace, ID, 5 miles north of Grace at 5,550 feet. July is the warmest, with an average high of 85°F and low of 50°F; January is the coolest, at 31°F and 13°F. May is the wettest at 2.4 inches of precipitation on average and July the driest at 0.8 inches; the year adds up to 15.1 inches over 47 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 200 nights a year. That 15.1 inches is more than at 39 of the 66 Idaho stations used on this site (59%). Soda Springs, 15 miles northeast, has its own station (Soda Springs Airport, ID): 15.9 inches a year, 0.8 more than here, and a July average high of 87°F against 85°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 31 | 13 | 1.1 | 4 |
| Feb | 34 | 16 | 1.0 | 4 |
| Mar | 44 | 24 | 1.3 | 4 |
| Apr | 54 | 31 | 1.5 | 5 |
| May | 64 | 38 | 2.4 | 6 |
| Jun | 74 | 44 | 1.3 | 4 |
| Jul | 85 | 50 | 0.8 | 2 |
| Aug | 84 | 49 | 1.0 | 3 |
| Sep | 73 | 41 | 1.4 | 4 |
| Oct | 59 | 32 | 1.4 | 4 |
| Nov | 43 | 23 | 0.9 | 3 |
| Dec | 32 | 14 | 1.0 | 4 |
| Year | 56 | 31 | 15.1 | 47 |
Averages for 1991–2020 at Grace, ID (5,550 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 Grace
Since 1996, the National Weather Service has logged 18 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Grace: 11 thunderstorm wind reports and 7 floods. None is recorded as killing or injuring anyone; the NWS estimated $2.8 million in property and crop damage. The strongest thunderstorm gust on record here was 64 mph, on July 26, 2016.
February 5, 2017: flood 7 miles from the centre of Grace — $1.7 million damage.
NWS: “A major warmup beginning early in the month created extensive snow melt from record winter snows and massive sheet flooding. Many homes received extensive damage but the main problem in the county was extensive road damage.”
February 5, 2017: flood 10 miles from the centre of Grace — $808,000 damage.
March 1, 2017: flood 10 miles from the centre of Grace — $135,000 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
Caribou County, which includes Grace, has been named in 5 federal disaster or emergency declarations since 1964, 2 of them major disasters (by incident: 2 biological emergencies, 1 drought, 1 flood, 1 hurricane). The latest major disaster declaration was Covid-19 Pandemic, on April 9, 2020. FEMA's National Risk Index gives Caribou County a Very Low rating for natural hazard risk overall; by hazard: Relatively Low for lightning; Very Low for tornadoes, hail, inland flooding, strong wind and heat waves. It models the county's expected loss from all 18 hazards it covers at $4.9 million a year, the 38th highest of 44 Idaho counties; of the hazards above, the largest share, $1.8 million (36%), 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 Grace
- Soda Springs, ID15 mi
- Preston, ID25 mi
- Montpelier, ID26 mi
- Inkom, ID31 mi
- Malad City, ID37 mi
- Lewiston, UT39 mi
- Richmond, UT42 mi
- Pocatello, ID43 mi
- Afton, WY44 mi
- Chubbuck, ID46 mi
- Smithfield, UT48 mi
- Thayne, WY49 mi
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