NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Franktown, 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 Franktown, Colorado since records began in 1851. Since 1950, 157 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 157
- 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 Franktown
The highest rating among the 157 tornadoes within 25 miles is F2 or EF2, reached 7 times; the most recent, on May 18, 2025, came within 15 miles. Of the 157, 10 had paths within 5 miles of the city centre, and 53 have come since 2000. June has had the most tornadoes, 68. The most recent tornado was on July 14, 2025. Franktown has more tornadoes within 25 miles than 71% of the 157 Colorado cities on this site. Hail has been reported within 10 miles 266 times since 1969, with stones up to 4.25 inches. Franktown has more hail reports within 10 miles than 78% of the 157 Colorado cities.
Compare Franktown's storm record with another city →
Tornadoes within 25 miles of Franktown
By decade
- 2020s6
- 2010s18
- 2000s29
- 1990s24
- 1980s37
- 1970s21
- 1960s17
- 1950s5
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| May 18, 2025 | EF2 | 15 mi | 0.94 mi | 0 / 0 |
| Jun 15, 2009 | EF2 | 9 mi | 4 mi | 0 / 0 |
| Jul 19, 1985 | F2 | 14 mi | 0.5 mi | 0 / 0 |
| Jun 4, 1983 | F2 | 8 mi | 8 mi | 0 / 0 |
| May 17, 1978 | F2 | 19 mi | 0.5 mi | 0 / 0 |
| Jun 13, 1977 | F2 | 20 mi | 1 mi | 0 / 0 |
| May 20, 1961 | F2 | 8 mi | 2 mi | 0 / 2 |
| Jul 14, 2025 | EF1 | 3 mi | 0.26 mi | 0 / 0 |
| May 18, 2025 | EF1 | 23 mi | 2.62 mi | 0 / 0 |
| Jun 22, 2023 | EF1 | 16 mi | 6.3 mi | 0 / 0 |
| Jul 27, 2018 | EF1 | 8 mi | 1.17 mi | 0 / 0 |
| Jul 21, 2015 | EF1 | 21 mi | 0.29 mi | 0 / 0 |
The strongest 12 of 157, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Franktown
The Storm Prediction Center has 266 hail reports within 10 miles of Franktown since 1969, made on 136 separate days. Of these, 188 were 1 inch across or larger, and 19 reached 2 inches. The largest, 4.25 inches, fell on August 10, 2004. The most recent report is from October 27, 2025. June has the most reports, 104.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Franktown
The nearest NOAA station with 1991–2020 climate normals is Elizabeth 2NW, CO, 5 miles east of Franktown at 6,611 feet. July is the warmest, with an average high of 85°F and low of 56°F; December is the coolest, at 43°F and 17°F. July is the wettest at 3.0 inches of precipitation on average and January the driest at 0.7 inches; the year adds up to 19.4 inches over 44 days with at least a tenth of an inch. Highs reach 90°F on about 19 days a year, almost all from June to August. Lows fall below freezing on about 170 nights a year. Snowfall averages 74.8 inches a year, most of it in April. That 19.4 inches is more than at 75 of the 91 Colorado stations used on this site (82%). Castle Rock, 9 miles northwest, has its own station (Castle Rock, CO): 17.7 inches a year, 1.7 less than here, and a July average high of 86°F against 85°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 43 | 18 | 0.7 | 2 | 7.9 |
| Feb | 44 | 18 | 1.1 | 2 | 10.2 |
| Mar | 52 | 25 | 1.3 | 3 | 10.9 |
| Apr | 58 | 30 | 2.3 | 5 | 14.6 |
| May | 67 | 40 | 2.4 | 5 | 2.8 |
| Jun | 80 | 49 | 1.9 | 4 | 0.0 |
| Jul | 85 | 56 | 3.0 | 6 | 0.0 |
| Aug | 82 | 54 | 2.3 | 6 | 0.0 |
| Sep | 76 | 47 | 1.5 | 3 | 0.3 |
| Oct | 63 | 35 | 1.1 | 3 | 8.7 |
| Nov | 52 | 25 | 0.8 | 2 | 7.4 |
| Dec | 43 | 17 | 1.0 | 3 | 12.0 |
| Year | 62 | 34 | 19.4 | 44 | 74.8 |
Averages for 1991–2020 at Elizabeth 2NW, CO (6,611 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 Franktown
Since 1996, the National Weather Service has logged 36 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Franktown: 25 thunderstorm wind reports, 5 flash floods, 4 lightning strikes, 1 flood and 1 heavy rain event. None is recorded as killing or injuring anyone; the NWS estimated $241,000 in property and crop damage. The strongest thunderstorm gust on record here was 83 mph, on August 13, 2024. Of the 144 Colorado cities on this site with a flash flood on record, 53 have had fewer than Franktown.
June 6, 2012: flash flood 10 miles from the centre of Franktown — $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
Douglas County, which includes Franktown, has been named in 13 federal disaster or emergency declarations since 1965, 6 of them major disasters (by incident: 3 fires, 3 floods, 2 biological emergencies, 2 snowstorms). The latest major disaster declaration was Severe Storms, Flooding, and Tornadoes, on August 25, 2023. FEMA's National Risk Index gives Douglas 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 $113.5 million a year, the 8th highest of 64 Colorado counties; of the hazards above, the largest share, $43.7 million (38%), 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.