Adams County, Colorado tornadoes
194confirmed tornadoes since NOAA records began in 1950 (the first here in 1953). Most recent: June 13, 2025, EFU. 2026 so far: 1 preliminary report preliminary
Every tornado path in the county
Each path is a straight line from where the tornado started to where it ended, which is all most NOAA records hold. Tap a path for its details.
Recent warnings in Adams County
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At a glance
Deaths and injuries are NOAA's totals for each tornado's whole path, which can extend beyond Adams County.
When tornadoes hit here
By month
June is the peak month, with 76 of 194 tornadoes.
By time of day
Most often around 3:00 PM. Times as recorded by NOAA, mostly Central Standard Time.
By year, 1950 to 2025
The line is the five-year average. Tornadoes before about 1953 were under-reported, and better radar since the 1990s finds more weak ones. This year so far: 1 preliminary reports.
By rating
Ratings before February 2007 use the original F scale; the numbers line up with today's EF scale. Unknown means NOAA could not assign a rating.
Notable tornadoes
All 194 tornadoes, newest first
| Date | Rating | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|
| Jun 13, 2025 | EFU | 0.15 mi | 10 yd | 0 | 0 |
| May 18, 2025 | EF2 | 4.44 mi | 400 yd | 0 | 0 |
| May 18, 2025 | EF2 | 4.34 mi | 200 yd | 0 | 0 |
| Aug 19, 2024 | EFU | 0.66 mi | 25 yd | 0 | 0 |
| Aug 19, 2024 | EFU | 0.56 mi | 20 yd | 0 | 0 |
| May 29, 2024 | EF0 | 0.3 mi | 30 yd | 0 | 0 |
| May 29, 2024 | EF0 | 0.73 mi | 50 yd | 0 | 0 |
| Jul 29, 2023 | EFU | 0.01 mi | 25 yd | 0 | 0 |
| Jul 6, 2023 | EFU | 0.01 mi | 25 yd | 0 | 0 |
| Apr 25, 2023 | EFU | 0.01 mi | 50 yd | 0 | 0 |
| Jul 29, 2022 | EFU | 0.01 mi | 50 yd | 0 | 0 |
| Jun 19, 2021 | EF0 | 0.01 mi | 25 yd | 0 | 0 |
| Jun 19, 2021 | EF0 | 0.01 mi | 25 yd | 0 | 0 |
| Jun 19, 2021 | EF0 | 0.01 mi | 25 yd | 0 | 0 |
| Jun 19, 2021 | EF0 | 0.01 mi | 25 yd | 0 | 0 |
| Sep 8, 2019 | EF0 | 0.01 mi | 25 yd | 0 | 0 |
| May 27, 2019 | EF0 | 0.01 mi | 25 yd | 0 | 0 |
| May 26, 2019 | EF0 | 0.01 mi | 25 yd | 0 | 0 |
| Jul 27, 2018 | EF0 | 3.33 mi | 50 yd | 0 | 0 |
| Jul 27, 2018 | EF1 | 1.97 mi | 50 yd | 0 | 0 |
| Jul 2, 2016 | EF0 | 0.01 mi | 25 yd | 0 | 0 |
| May 24, 2016 | EF0 | 0.01 mi | 50 yd | 0 | 0 |
| Aug 17, 2015 | EF0 | 0.01 mi | 50 yd | 0 | 0 |
| May 15, 2015 | EF1 | 0.1 mi | 100 yd | 0 | 0 |
| May 15, 2015 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Aug 6, 2014 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 28, 2014 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 21, 2014 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 21, 2014 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 21, 2014 | EF1 | 0.25 mi | 100 yd | 0 | 0 |
| Jun 4, 2014 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| May 21, 2014 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| May 21, 2014 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| May 21, 2014 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Sep 27, 2012 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 15, 2012 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| May 30, 2011 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Apr 22, 2010 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 26, 2009 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 13, 2009 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 13, 2009 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 7, 2009 | EF0 | 0.56 mi | 50 yd | 0 | 0 |
| May 24, 2009 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 20, 2008 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 4, 2008 | EF0 | 0.1 mi | 50 yd | 0 | 0 |
| Aug 20, 2006 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Aug 20, 2006 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 8, 2005 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 2, 2005 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Oct 4, 2004 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Oct 4, 2004 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Oct 4, 2004 | F1 | 0.1 mi | 50 yd | 0 | 0 |
| Oct 4, 2004 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Oct 4, 2004 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 15, 2004 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 15, 2004 | F0 | 0.2 mi | 50 yd | 0 | 0 |
| Jun 9, 2004 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 9, 2004 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 9, 2004 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 6, 2003 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| May 8, 2003 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| May 8, 2003 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| May 8, 2003 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| May 7, 2003 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Mar 17, 2003 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 23, 2002 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Aug 2, 2001 | F0 | 0.1 mi | 25 yd | 0 | 0 |
| Aug 2, 2001 | F0 | 0.1 mi | 25 yd | 0 | 0 |
| Jul 26, 2001 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 20, 2001 | F0 | 0.1 mi | 25 yd | 0 | 0 |
| Jun 20, 2001 | F0 | 0.1 mi | 25 yd | 0 | 0 |
| Jun 4, 2001 | F1 | 0.2 mi | 100 yd | 0 | 0 |
| May 28, 2001 | F0 | 0.1 mi | 25 yd | 0 | 0 |
| Jul 10, 2000 | F0 | 0.1 mi | 20 yd | 0 | 0 |
| Aug 9, 1998 | F0 | 0.1 mi | 30 yd | 0 | 0 |
| Jul 2, 1998 | F0 | 0.1 mi | 30 yd | 0 | 0 |
| Jun 23, 1997 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 22, 1997 | F1 | 0.1 mi | 50 yd | 0 | 0 |
| Aug 29, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Aug 9, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 31, 1996 | F0 | 0.5 mi | 50 yd | 0 | 0 |
| Jul 31, 1996 | F0 | 1 mi | 440 yd | 0 | 0 |
| Jul 28, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 28, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 28, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 28, 1996 | F0 | 5 mi | 440 yd | 0 | 0 |
| Jul 28, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 13, 1996 | F1 | 2 mi | 100 yd | 0 | 0 |
| Jul 13, 1996 | F2 | 12 mi | 440 yd | 0 | 0 |
| Jul 9, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 9, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 9, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 9, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 9, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 22, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 20, 1995 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 6, 1995 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 3, 1995 | F0 | 0.5 mi | 200 yd | 0 | 0 |
| May 19, 1995 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 16, 1994 | F0 | 4 mi | 880 yd | 0 | 0 |
| Jul 16, 1994 | F0 | 6 mi | 440 yd | 0 | 0 |
| Jul 12, 1994 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 11, 1994 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 12, 1993 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 9, 1993 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Sep 17, 1992 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Aug 17, 1992 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Aug 1, 1992 | F0 | 0.5 mi | 50 yd | 0 | 0 |
| Jun 21, 1992 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 20, 1992 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 20, 1992 | F0 | 0.8 mi | 23 yd | 0 | 0 |
| Jun 20, 1992 | F0 | 0.5 mi | 50 yd | 0 | 0 |
| Jun 20, 1992 | F0 | 1 mi | 50 yd | 0 | 0 |
| Jun 20, 1992 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 20, 1992 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 13, 1992 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Aug 22, 1991 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 6, 1991 | F0 | 1 mi | 50 yd | 0 | 0 |
| May 24, 1991 | F0 | 0.2 mi | 10 yd | 0 | 0 |
| Jul 9, 1990 | F0 | 0.3 mi | 20 yd | 0 | 0 |
| Jun 30, 1990 | F0 | 0.1 mi | 20 yd | 0 | 0 |
| Jun 7, 1990 | F0 | 0.1 mi | 20 yd | 0 | 0 |
| Jun 1, 1990 | F0 | 0.1 mi | 13 yd | 0 | 0 |
| May 29, 1990 | F1 | 1.1 mi | 50 yd | 0 | 0 |
| Jun 25, 1989 | F1 | 0.2 mi | 23 yd | 0 | 0 |
| Jul 9, 1988 | F1 | 1 mi | 30 yd | 0 | 0 |
| Jul 8, 1988 | F1 | 0.5 mi | 30 yd | 0 | 0 |
| Jul 8, 1988 | F1 | 1.5 mi | 30 yd | 0 | 0 |
| Jul 8, 1988 | F0 | 1 mi | 20 yd | 0 | 0 |
| Jul 8, 1988 | F1 | 4.5 mi | 30 yd | 0 | 0 |
| Jul 8, 1988 | F0 | 0.5 mi | 13 yd | 0 | 0 |
| Jun 26, 1988 | F1 | 1 mi | 30 yd | 0 | 0 |
| Jun 25, 1988 | F1 | 0.5 mi | 30 yd | 0 | 0 |
| Jun 25, 1988 | F1 | 0.5 mi | 40 yd | 0 | 0 |
| Jun 22, 1988 | F1 | 0.5 mi | 40 yd | 0 | 0 |
| Jun 15, 1988 | F1 | 1 mi | 100 yd | 0 | 0 |
| Jun 15, 1988 | F1 | 2 mi | 100 yd | 0 | 0 |
| Jun 13, 1988 | F1 | 0.2 mi | 30 yd | 0 | 0 |
| Jun 8, 1988 | F1 | 0.5 mi | 30 yd | 0 | 0 |
| Jun 8, 1988 | F1 | 1.5 mi | 30 yd | 0 | 0 |
| Jun 5, 1988 | F2 | 2 mi | 50 yd | 0 | 0 |
| Apr 21, 1988 | F0 | 0.2 mi | 30 yd | 0 | 0 |
| Jul 17, 1987 | F1 | 0.3 mi | 20 yd | 0 | 0 |
| Jul 8, 1987 | F1 | 0.2 mi | 20 yd | 0 | 0 |
| Jul 4, 1987 | F1 | 0.8 mi | 30 yd | 0 | 0 |
| Jul 2, 1987 | F1 | 0.2 mi | 30 yd | 0 | 0 |
| Jul 2, 1987 | F2 | 1 mi | 250 yd | 0 | 0 |
| Jun 30, 1987 | F1 | 0.8 mi | 30 yd | 0 | 0 |
| Jun 20, 1987 | F1 | 1 mi | 30 yd | 0 | 0 |
| Jun 20, 1987 | F2 | 1 mi | 30 yd | 0 | 0 |
| Jun 9, 1987 | F1 | 2 mi | 50 yd | 0 | 0 |
| Jun 8, 1986 | F1 | 2 mi | 100 yd | 0 | 0 |
| Jun 8, 1986 | F1 | 2 mi | 100 yd | 0 | 0 |
| Jun 8, 1986 | F2 | 2 mi | 100 yd | 0 | 0 |
| Jul 26, 1985 | F1 | 0.5 mi | 30 yd | 0 | 0 |
| Jul 6, 1984 | F1 | 1 mi | 50 yd | 0 | 0 |
| Jun 3, 1984 | F1 | 2 mi | 100 yd | 0 | 0 |
| May 14, 1984 | F1 | 5 mi | 77 yd | 0 | 0 |
| Jun 12, 1983 | F1 | 0.3 mi | 20 yd | 0 | 0 |
| Jul 9, 1982 | F1 | 0.5 mi | 50 yd | 0 | 0 |
| Jun 23, 1982 | F1 | 1 mi | 150 yd | 0 | 0 |
| Jun 12, 1982 | F1 | 1 mi | 100 yd | 0 | 0 |
| Jun 12, 1982 | F3 | 3 mi | 400 yd | 0 | 0 |
| Jun 12, 1982 | F0 | 1 mi | 200 yd | 0 | 0 |
| Jun 2, 1982 | F1 | 0.5 mi | 100 yd | 0 | 0 |
| Jun 2, 1982 | F1 | 1 mi | 100 yd | 0 | 0 |
| May 29, 1982 | F1 | 0.5 mi | 50 yd | 0 | 0 |
| Jun 3, 1981 | F2 | 2.3 mi | 133 yd | 0 | 42 |
| Jun 2, 1981 | F1 | 0.5 mi | 50 yd | 0 | 0 |
| Jul 18, 1980 | F1 | 2 mi | 30 yd | 0 | 0 |
| Jul 6, 1979 | F0 | 0.3 mi | 20 yd | 0 | 0 |
| May 17, 1978 | F2 | 0.5 mi | 33 yd | 0 | 0 |
| Aug 14, 1977 | F1 | 1 mi | 60 yd | 0 | 0 |
| Aug 14, 1977 | F1 | 1 mi | 60 yd | 0 | 1 |
| Aug 14, 1977 | F1 | 1 mi | 60 yd | 0 | 0 |
| Sep 14, 1976 | F0 | 0.1 mi | 33 yd | 0 | 0 |
| Sep 14, 1976 | F0 | 0.1 mi | 33 yd | 0 | 0 |
| Sep 14, 1976 | F0 | 0.1 mi | 33 yd | 0 | 0 |
| Jun 4, 1976 | F0 | 0.1 mi | 20 yd | 0 | 0 |
| Jun 4, 1976 | F0 | 0.1 mi | 20 yd | 0 | 0 |
| Jun 4, 1976 | F0 | 0.1 mi | 20 yd | 0 | 0 |
| May 30, 1976 | F2 | 5.4 mi | 67 yd | 0 | 0 |
| May 18, 1975 | F3 | 4.1 mi | 440 yd | 0 | 0 |
| Jun 25, 1971 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 3, 1967 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 9, 1967 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| May 30, 1967 | F1 | 0.5 mi | 17 yd | 0 | 0 |
| Jul 21, 1966 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| May 27, 1962 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| May 29, 1959 | F2 | 2 mi | 33 yd | 0 | 0 |
| Jul 2, 1955 | F1 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 28, 1954 | F1 | 0.1 mi | 10 yd | 0 | 0 |
| Apr 25, 1954 | F1 | 0.1 mi | 17 yd | 0 | 0 |
| Aug 17, 1953 | F1 | 5.7 mi | 100 yd | 0 | 0 |
2026 preliminary reports not yet confirmed
| Report date | Location | Rating |
|---|---|---|
| Aug 14, 2026 | 2 ENE Commerce City | Not yet rated |
Preliminary reports from the Storm Prediction Center. One tornado can be reported more than once, and NOAA confirms the final record months later.
Cities in Adams County
Each city page counts every tornado path within 10 miles of the city, including paths just over the county line.
- Arvada 16
- Aurora 63
- Thornton 43
- Westminster 22
Nearby counties
Free tornado alerts for Adams County
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Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025, and SPC preliminary reports for 2026. Page built October 13, 2026.