NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Eaton, CO
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 Eaton, Colorado since records began in 1851. Since 1950, 174 tornadoes have touched down within 25 miles, 2 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 174
- EF3 or stronger
- 2
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
1 deaths in all
What the records show for Eaton
The highest rating among the 174 tornadoes within 25 miles is F3 or EF3, reached 2 times; the most recent, on May 22, 2008, came within 12 miles. Of the 174, 15 had paths within 5 miles of the city centre, and 46 have come since 2000. May has had the most tornadoes, 54. The most recent tornado was on June 20, 2024. Eaton has more tornadoes within 25 miles than 78% of the 157 Colorado cities on this site. Hail has been reported within 10 miles 256 times since 1958, with stones up to 4.5 inches (grapefruit size). Eaton has more hail reports within 10 miles than 77% of the 157 Colorado cities.
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Tornadoes within 25 miles of Eaton
By decade
- 2020s10
- 2010s12
- 2000s24(1 EF3+)
- 1990s42
- 1980s39
- 1970s22
- 1960s8
- 1950s17(1 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| May 22, 2008 | EF3 | 12 mi | 38.69 mi | 1 / 78 |
| May 15, 1952 | F3 | 16 mi | 7.4 mi | 0 / 5 |
| Jun 7, 2021 | EF2 | 21 mi | 7.5 mi | 0 / 0 |
| Jul 31, 1996 | F2 | 11 mi | 5 mi | 0 / 0 |
| Jun 9, 1990 | F2 | 19 mi | 23 mi | 0 / 0 |
| Jul 7, 1987 | F2 | 14 mi | 5 mi | 0 / 0 |
| May 18, 1984 | F2 | 24 mi | 5 mi | 0 / 0 |
| May 18, 1984 | F2 | 24 mi | 5 mi | 0 / 0 |
| Jun 25, 1982 | F2 | 11 mi | 1 mi | 0 / 0 |
| Jun 4, 1976 | F2 | 20 mi | 0.5 mi | 0 / 0 |
| Jun 4, 1976 | F2 | 22 mi | 1.5 mi | 0 / 0 |
| May 8, 1965 | F2 | 17 mi | 1 mi | 0 / 0 |
The strongest 12 of 174, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Eaton
The Storm Prediction Center has 256 hail reports within 10 miles of Eaton since 1958, made on 103 separate days. Of these, 192 were 1 inch across or larger, and 17 reached 2 inches. The largest, 4.5 inches (grapefruit size), fell on June 4, 1983. The most recent report is from July 24, 2025. July has the most reports, 79.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Eaton
The nearest NOAA station with 1991–2020 climate normals is Greeley Unc, CO, 9 miles south of Eaton at 4,715 feet. July is the warmest, with an average high of 92°F and low of 59°F; December is the coolest, at 43°F and 18°F. May is the wettest at 2.7 inches of precipitation on average and January and February the driest at 0.5 inches; the year adds up to 14.9 inches over 36 days with at least a tenth of an inch. Highs reach 90°F on about 58 days a year, almost all from May to September. Lows fall below freezing on about 153 nights a year. Snowfall averages 34.9 inches a year, most of it in January. That 14.9 inches is more than at 38 of the 91 Colorado stations used on this site (42%). Ault, 7 miles north, has its own station (Nunn 7 NNE, CO): 13.4 inches a year, 1.5 less than here, and a July average high of 87°F against 92°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 44 | 18 | 0.5 | 2 | 5.7 |
| Feb | 48 | 20 | 0.5 | 2 | 5.1 |
| Mar | 59 | 28 | 0.9 | 2 | 5.1 |
| Apr | 66 | 35 | 1.8 | 4 | 3.7 |
| May | 75 | 45 | 2.7 | 6 | 0.5 |
| Jun | 86 | 54 | 1.8 | 4 | 0.0 |
| Jul | 92 | 59 | 1.6 | 4 | 0.0 |
| Aug | 89 | 57 | 1.6 | 3 | 0.0 |
| Sep | 82 | 49 | 1.1 | 3 | 0.5 |
| Oct | 68 | 37 | 1.1 | 3 | 3.3 |
| Nov | 54 | 26 | 0.7 | 2 | 5.4 |
| Dec | 43 | 18 | 0.6 | 2 | 5.6 |
| Year | 67 | 37 | 14.9 | 36 | 34.9 |
Averages for 1991–2020 at Greeley Unc, CO (4,715 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 Eaton
Since 1996, the National Weather Service has logged 51 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Eaton: 38 thunderstorm wind reports, 5 flash floods, 3 floods, 3 lightning strikes and 2 heavy rain events. They killed 1 person and injured 3, and the NWS estimated $4.3 million in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on July 3, 2002. Of the 144 Colorado cities on this site with a flash flood on record, 53 have had fewer than Eaton.
May 28, 2024: flood 7 miles from the centre of Eaton — 1 killed, $3.4 million damage.
May 25, 2009: lightning strike 5 miles from the centre of Eaton — 2 injured.
June 18, 2009: lightning strike 8 miles from the centre of Eaton — 1 injured.
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
Weld County, which includes Eaton, has been named in 16 federal disaster or emergency declarations since 1965, 12 of them major disasters (by incident: 6 floods, 3 severe storms, 2 biological emergencies, 1 coastal storm). The latest major disaster declaration was Covid-19 Pandemic, on March 28, 2020. FEMA's National Risk Index gives Weld County a Relatively Moderate rating for natural hazard risk overall; by hazard: Relatively High for tornadoes, hail, strong wind and lightning; Relatively Moderate for inland flooding; Relatively Low for heat waves. It models the county's expected loss from all 18 hazards it covers at $104.7 million a year, the 9th highest of 64 Colorado counties; of the hazards above, the largest share, $44.5 million (42%), 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 Eaton
- Ault, CO7 mi
- Greeley, CO8 mi
- Evans, CO10 mi
- Windsor, CO11 mi
- La Salle, CO14 mi
- Timnath, CO14 mi
- Kersey, CO15 mi
- Milliken, CO15 mi
- Johnstown, CO17 mi
- Fort Collins, CO19 mi
- Loveland, CO22 mi
- Platteville, CO22 mi
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