NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Berthoud, 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 Berthoud, Colorado since records began in 1851. Since 1950, 116 tornadoes have touched down within 25 miles, 2 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 116
- 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 Berthoud
The highest rating among the 116 tornadoes within 25 miles is EF3, reached 2 times; the most recent, on June 4, 2015, came within 3 miles. The deadliest, an EF3 on May 22, 2008, killed 1 person. Of the 116, 2 had paths within 5 miles of the city centre, and 28 have come since 2000. June has had the most tornadoes, 45. The most recent tornado was on June 20, 2024. Berthoud has more tornadoes within 25 miles than 62% of the 157 Colorado cities on this site. Hail has been reported within 10 miles 194 times since 1955, with stones up to 2.75 inches (baseball size). Berthoud has more hail reports within 10 miles than 66% of the 157 Colorado cities.
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Tornadoes within 25 miles of Berthoud
By decade
- 2020s3
- 2010s9(1 EF3+)
- 2000s16(1 EF3+)
- 1990s27
- 1980s29
- 1970s17
- 1960s6
- 1950s9
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| May 22, 2008 | EF3 | 13 mi | 38.69 mi | 1 / 78 |
| Jun 4, 2015 | EF3 | 3 mi | 6.71 mi | 0 / 0 |
| Jun 7, 2021 | EF2 | 12 mi | 7.5 mi | 0 / 0 |
| Jun 5, 1988 | F2 | 24 mi | 0.5 mi | 0 / 0 |
| Jun 5, 1988 | F2 | 19 mi | 2 mi | 0 / 0 |
| May 18, 1984 | F2 | 25 mi | 5 mi | 0 / 0 |
| Jun 25, 1982 | F2 | 25 mi | 1 mi | 0 / 0 |
| Oct 15, 1980 | F2 | 20 mi | 1.5 mi | 0 / 0 |
| Jun 4, 1976 | F2 | 20 mi | 0.5 mi | 0 / 0 |
| Jun 4, 1976 | F2 | 15 mi | 1.5 mi | 0 / 0 |
| May 30, 1957 | F2 | 16 mi | 1.3 mi | 0 / 1 |
| May 30, 1957 | F2 | 15 mi | 9.1 mi | 0 / 0 |
The strongest 12 of 116, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Berthoud
The Storm Prediction Center has 194 hail reports within 10 miles of Berthoud since 1955, made on 92 separate days. Of these, 134 were 1 inch across or larger, and 5 reached 2 inches. The largest, 2.75 inches (baseball size), fell on May 25, 1962. The most recent report is from June 17, 2025. June has the most reports, 57.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Berthoud
The nearest NOAA station with 1991–2020 climate normals is Longmont 2 ESE, CO, 9 miles south of Berthoud at 4,950 feet. July is the warmest, with an average high of 91°F and low of 55°F; January is the coolest, at 45°F and 14°F. Highs reach 90°F on about 49 days a year, almost all from May to September. Lows fall below freezing on about 178 nights a year. That 15.5 inches is more than at 45 of the 91 Colorado stations used on this site (49%). Loveland, 8 miles north, has its own station (Loveland 2N, CO): 15.7 inches a year, 0.2 more than here, and a July average high of 89°F against 91°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 45 | 14 | 0.6 | 2 |
| Feb | 47 | 17 | 0.6 | 2 |
| Mar | 57 | 26 | 1.2 | 3 |
| Apr | 63 | 32 | 2.0 | 5 |
| May | 73 | 41 | 2.0 | 6 |
| Jun | 84 | 51 | 1.8 | 5 |
| Jul | 91 | 55 | 1.7 | 3 |
| Aug | 88 | 54 | 2.0 | 3 |
| Sep | 80 | 46 | 1.3 | 4 |
| Oct | 66 | 33 | 1.0 | 3 |
| Nov | 54 | 24 | 0.8 | 3 |
| Dec | 45 | 15 | 0.5 | 1 |
| Year | 66 | 34 | 15.5 | 40 |
Averages for 1991–2020 at Longmont 2 ESE, CO (4,950 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 Berthoud
Since 1996, the National Weather Service has logged 53 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Berthoud: 35 thunderstorm wind reports, 15 flash floods and 3 lightning strikes. They killed 4 people and injured 4, and the NWS estimated $192,000 in property and crop damage. The strongest thunderstorm gust on record here was 75 mph, on July 3, 2005. September has had the most flash floods, 9 of 15. Of the 144 Colorado cities on this site with a flash flood on record, 113 have had fewer than Berthoud.
July 2, 2005: thunderstorm wind 9 miles from the centre of Berthoud — 2 killed, 4 injured.
September 12, 2013: flash flood 2 miles from the centre of Berthoud — 2 killed.
NWS: “Heavy rain continued to produce widespread flash flooding. A 79-yr old Larimer County resident was killed when she was swept away while trying to climb to safety from her home in Cedar Point.”
July 22, 2010: lightning strike 7 miles from the centre of Berthoud — $100,000 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
Flood insurance policyholders in Berthoud's ZIP code 80513 have filed 10 claims with the National Flood Insurance Program since 1996, and were paid $365,000 for buildings and contents, in the dollars of each year. 60% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 56 Colorado cities on this site with 10 or more claims, 0 have fewer than Berthoud.
Larimer County, which includes Berthoud, has been named in 30 federal disaster or emergency declarations since 1965, 13 of them major disasters (by incident: 15 fires, 7 floods, 2 biological emergencies, 2 severe storms). The latest major disaster declaration was Wildfires, on January 15, 2021. FEMA's National Risk Index gives Larimer County a Relatively Moderate rating for natural hazard risk overall; by hazard: Very High for lightning; Relatively High for tornadoes, hail and strong wind; Relatively Moderate for inland flooding; Relatively Low for heat waves. It models the county's expected loss from all 18 hazards it covers at $126.5 million a year, the 6th highest of 64 Colorado counties; of the hazards above, the largest share, $54.3 million (43%), 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 Berthoud
- Mead, CO6 mi
- Loveland, CO8 mi
- Longmont, CO9 mi
- Johnstown, CO9 mi
- Milliken, CO12 mi
- Platteville, CO14 mi
- Lyons, CO14 mi
- Frederick, CO15 mi
- Windsor, CO16 mi
- Dacono, CO17 mi
- Erie, CO17 mi
- Timnath, CO17 mi
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