Tornadoes · United States · Colorado

Tornadoes in Adams County, Colorado

194 tornadoes have crossed Adams County since 1950, 3rd of the 54 counties in Colorado with a tornado on record, an average of 2.6 a year. They have killed 0 people and injured 43. None was rated F4 or above.

The rating scale

Tracks are drawn in the color of the rating. The United States rated tornadoes on Ted Fujita’s F scale until 31 January 2007 and on the Enhanced Fujita scale after it. Both run from 0 to 5, and both rate the damage rather than measure the wind: the speeds are what that damage is taken to imply.

  1. F0 / EF040 to 72 mph on the F scale, 65 to 85 mph on the EF scale

    Light damage. Surface peeled off some roofs, gutters and siding damaged, branches broken, shallow-rooted trees pushed over.

  2. F1 / EF173 to 112 mph on the F scale, 86 to 110 mph on the EF scale

    Moderate damage. Roofs badly stripped, mobile homes overturned or badly damaged, exterior doors lost, windows broken.

  3. F2 / EF2113 to 157 mph on the F scale, 111 to 135 mph on the EF scale

    Considerable damage. Roofs torn off well-built houses, frame homes shifted on their foundations, mobile homes destroyed, large trees snapped or uprooted, cars lifted off the ground.

  4. F3 / EF3158 to 206 mph on the F scale, 136 to 165 mph on the EF scale

    Severe damage. Whole stories of well-built houses destroyed, large buildings badly damaged, trains overturned, trees debarked, heavy cars lifted and thrown.

  5. F4 / EF4207 to 260 mph on the F scale, 166 to 200 mph on the EF scale

    Devastating damage. Well-built houses leveled, structures with weak foundations moved some distance, cars thrown and large missiles generated.

  6. F5 / EF5261 to 318 mph on the F scale, over 200 mph on the EF scale

    Incredible damage. Strong frame houses swept off their foundations, car-sized missiles thrown more than 100 meters, steel-reinforced concrete badly damaged, high-rise buildings deformed.

  7. Unrated

    The survey recorded a tornado but could not put a number on it, most often because it crossed open country and damaged nothing a rating can be read from.

Now

Tornadoes
194
Deaths
0
Injuries
43
F4 and above
0
Worst on record
F3, June 12, 1982

The strongest

Every year with a tornado

The 54 years of the 76 in the record with a tornado in Adams County. Each year links to every tornado in Colorado that year.

YearTornadoesDeathsInjuriesStrongest
20253EF2
20244EF0
20233Unrated
20221Unrated
20214EF0
20193EF0
20182EF1
20162EF0
20153EF1
20149EF1
20122EF0
20111EF0
20101EF0
20095EF0
20082EF0
20062F0
20052F0
200410F1
20036F0
20021F0
20017F1
20001F0
19982F0
19972F1
199617F2
19954F0
19944F0
19932F0
199211F0
19913F0
19905F1
19891F1
198817F2
19879F2
19863F2
19851F1
19843F1
19831F1
19828F3
1981242F2
19801F1
19791F0
19781F2
197731F1
19767F2
19751F3
19711F0
19673F1
19661F0
19621F0
19591F2
19551F1
19542F1
19531F1

Every tornado that crossed Adams County

194 tornadoes, newest first.

DateTimeRatingWherePath (mi)Width (yd)DeathsInjuriesDamage
June 13, 20254:10 PM MDTUnratedAdams0.110
May 18, 20251:40 PM MDTEF2Adams4.4400
May 18, 20251:30 PM MDTEF2Arapahoe4.3200
August 19, 20242:55 PM MDTUnratedAdams0.725
August 19, 20242:04 PM MDTUnratedAdams0.620
May 29, 20242:06 PM MDTEF0Adams0.330
May 29, 20241:39 PM MDTEF0Adams0.750
July 29, 20235:30 PM MDTUnratedAdams0.025
July 6, 20233:48 PM MDTUnratedAdams0.025
April 25, 20233:13 PM MDTUnratedAdams0.050
July 29, 20224:36 PM MDTUnratedAdams0.050
June 19, 20212:34 PM MDTEF0Adams0.025
June 19, 20212:26 PM MDTEF0Adams0.025
June 19, 20212:17 PM MDTEF0Adams0.025
June 19, 20212:05 PM MDTEF0Adams0.025
September 8, 20195:53 PM MDTEF0Adams0.025
May 27, 20194:53 PM MDTEF0Adams0.025
May 26, 20195:37 PM MDTEF0Adams0.025
July 27, 20184:06 PM MDTEF0Adams3.350
July 27, 20183:55 PM MDTEF1Adams2.050$100,000
July 2, 20166:31 PM MDTEF0Adams0.025
May 24, 20165:48 PM MDTEF0Adams0.050
August 17, 20154:34 PM MDTEF0Adams0.050
May 15, 20152:51 PM MDTEF1Adams0.1100$15,000
May 15, 20152:03 PM MDTEF0Adams0.150
August 6, 20146:10 PM MDTEF0Adams0.150
July 28, 20144:09 PM MDTEF0Adams0.150
June 21, 20143:11 PM MDTEF0Adams0.150
June 21, 20142:42 PM MDTEF0Adams0.150
June 21, 20142:36 PM MDTEF1Adams0.3100
June 4, 20144:01 PM MDTEF0Adams0.150
May 21, 20145:06 PM MDTEF0Adams0.150
May 21, 20142:45 PM MDTEF0Adams0.150
May 21, 20142:30 PM MDTEF0Adams0.150
September 27, 20123:28 PM MDTEF0Adams0.150
June 15, 20122:56 PM MDTEF0Adams0.150
May 30, 20113:04 PM MDTEF0Adams0.150
April 22, 20103:38 PM MDTEF0Adams0.150
June 26, 20094:00 PM MDTEF0Adams0.150
June 13, 20098:08 PM MDTEF0Adams0.150
June 13, 20097:25 PM MDTEF0Adams0.150
June 7, 20091:05 PM MDTEF0Adams0.650$25,000
May 24, 20092:12 PM MDTEF0Adams0.150
June 20, 20086:30 PM MDTEF0Adams0.150
June 4, 20083:04 PM MDTEF0Adams0.150
August 20, 20066:50 PM MDTF0Adams0.150
August 20, 20066:41 PM MDTF0Adams0.150
July 8, 20053:57 PM MDTF0Adams0.150
June 2, 20053:53 PM MDTF0Adams0.150
October 4, 20044:28 PM MDTF0Adams0.150
October 4, 20044:25 PM MDTF0Adams0.150
October 4, 20044:13 PM MDTF1Adams0.150
October 4, 20044:02 PM MDTF0Adams0.150
October 4, 20043:55 PM MDTF0Adams0.150
June 15, 20043:50 PM MDTF0Adams0.150
June 15, 20043:35 PM MDTF0Adams0.250
June 9, 20045:16 PM MDTF0Adams0.150
June 9, 20044:35 PM MDTF0Adams0.150
June 9, 20044:15 PM MDTF0Adams0.150
June 6, 20036:11 PM MDTF0Adams0.150
May 8, 200312:13 PM MDTF0Adams0.150
May 8, 200311:17 AM MDTF0Adams0.150
May 8, 200311:10 AM MDTF0Adams0.150
May 7, 20032:30 PM MDTF0Adams0.150
March 17, 20032:43 PM MSTF0Adams0.150
July 23, 20023:40 PM MDTF0Adams0.150
August 2, 20013:26 PM MDTF0Adams0.125
August 2, 20013:16 PM MDTF0Adams0.125
July 26, 20012:15 PM MDTF0Adams0.150
June 20, 20017:25 PM MDTF0Adams0.125
June 20, 20017:16 PM MDTF0Adams0.125
June 4, 20014:40 PM MDTF1Adams0.2100
May 28, 20015:26 PM MDTF0Adams0.125
July 10, 20008:38 PM MDTF0Adams0.120
August 9, 19983:48 PM MDTF0Adams0.130
July 2, 19986:10 PM MDTF0Adams0.130
June 23, 19976:57 PM MDTF0Adams0.150
June 22, 19975:10 PM MDTF1Adams0.150
August 29, 19963:06 PM MDTF0Adams0.150
August 9, 19963:50 PM MDTF0Adams0.150
July 31, 19969:45 PM MDTF0Adams0.550
July 31, 19969:35 PM MDTF0Adams1.0440
July 28, 19966:22 PM MDTF0Adams0.150
July 28, 19966:14 PM MDTF0Adams0.150
July 28, 19966:08 PM MDTF0Adams0.150
July 28, 19966:08 PM MDTF0Adams5.0440
July 28, 19966:00 PM MDTF0Adams0.150
July 13, 199610:55 PM MDTF1Adams2.0100
July 13, 199610:45 PM MDTF2Adams12.0440$220,000
July 9, 19963:35 PM MDTF0Adams0.150
July 9, 19963:35 PM MDTF0Adams0.150
July 9, 19963:15 PM MDTF0Adams0.150
July 9, 19963:08 PM MDTF0Adams0.150
July 9, 19963:08 PM MDTF0Adams0.150
June 22, 19963:10 PM MDTF0Adams0.150
July 20, 19953:47 PM MDTF0Adams0.110
June 6, 19957:11 PM MDTF0Adams0.110
June 3, 19956:10 PM MDTF0Adams0.5200
May 19, 19955:10 PM MDTF0Adams0.110
July 16, 19946:34 PM MDTF0Adams4.0880
July 16, 19946:10 PM MDTF0Adams6.0440
July 12, 19944:59 PM MDTF0Adams0.110
July 11, 19948:00 PM MDTF0Adams0.110
July 12, 19931:43 PM MDTF0Adams0.110
July 9, 19932:15 PM MDTF0Adams0.110
September 17, 19928:00 PM MDTF0Adams0.110
August 17, 19928:01 PM MDTF0Adams0.110
August 1, 19926:06 PM MDTF0Adams0.550
June 21, 19924:51 PM MDTF0Adams0.110
June 20, 19926:15 PM MDTF0Adams0.110
June 20, 19926:14 PM MDTF0Adams0.823
June 20, 19925:59 PM MDTF0Adams0.550
June 20, 19925:56 PM MDTF0Adams1.050
June 20, 19925:48 PM MDTF0Adams0.110
June 20, 19925:45 PM MDTF0Adams0.110
June 13, 19927:26 PM MDTF0Adams0.110
August 22, 19913:40 PM MDTF0Adams0.110
June 6, 19914:33 PM MDTF0Adams1.050
May 24, 19913:17 PM MDTF0Adams0.210
July 9, 19908:00 PM MDTF0Adams0.320
June 30, 19905:50 PM MDTF0Adams0.120
June 7, 19907:00 PM MDTF0Adams0.120
June 1, 19906:25 PM MDTF0Adams0.113
May 29, 19901:35 PM MDTF1Adams1.150$50,000 to $500,000
June 25, 19895:30 PM MDTF1Adams0.223
July 9, 19889:11 PM MDTF1Adams1.030
July 8, 19886:17 PM MDTF1Adams0.530
July 8, 19886:15 PM MDTF1Adams1.530
July 8, 19886:00 PM MDTF0Adams1.020
July 8, 19885:45 PM MDTF1Adams4.530
July 8, 19884:01 PM MDTF0Adams0.513
June 26, 19882:37 PM MDTF1Adams1.030
June 25, 19882:35 PM MDTF1Adams0.530
June 25, 19881:55 PM MDTF1Adams0.540
June 22, 19885:30 PM MDTF1Adams0.540
June 15, 19885:30 PM MDTF1Adams1.0100
June 15, 19885:03 PM MDTF1Adams2.0100$500 to $5,000
June 13, 19883:22 PM MDTF1Adams0.230
June 8, 19887:24 PM MDTF1Adams0.530
June 8, 19887:05 PM MDTF1Adams1.530
June 5, 19884:05 PM MDTF2Adams2.050$50,000 to $500,000
April 21, 19884:35 PM MDTF0Adams0.230
July 17, 19876:05 PM MDTF1Adams0.320
July 8, 19876:47 PM MDTF1Adams0.220
July 4, 19875:00 PM MDTF1Adams0.830
July 2, 19873:35 PM MDTF1Adams0.230
July 2, 19873:27 PM MDTF2Adams1.0250$500 to $5,000
June 30, 19874:33 PM MDTF1Adams0.830
June 20, 19873:30 PM MDTF1Adams1.030
June 20, 19873:25 PM MDTF2Adams1.030
June 9, 19875:10 PM MDTF1Adams2.050
June 8, 19865:20 PM MDTF1Adams2.0100
June 8, 19865:20 PM MDTF1Adams2.0100
June 8, 19865:15 PM MDTF2Adams2.0100
July 26, 19856:08 PM MDTF1Adams0.530
July 6, 19842:44 PM MDTF1Adams1.050
June 3, 19841:08 PM MDTF1Adams2.0100
May 14, 19842:23 PM MDTF1Adams5.077$500 to $5,000
June 12, 19831:39 PM MDTF1Adams0.320under $50
July 9, 19821:10 PM MDTF1Adams0.550under $50
June 23, 19825:25 PM MDTF1Adams1.0150under $50
June 12, 19824:22 PM MDTF1Adams1.0100under $50
June 12, 19824:18 PM MDTF3Adams3.0400$500 to $5,000
June 12, 19824:17 PM MDTF0Adams1.0200under $50
June 2, 19824:45 PM MDTF1Adams0.5100under $50
June 2, 19824:36 PM MDTF1Adams1.0100under $50
May 29, 19823:24 PM MDTF1Adams0.550
June 3, 19812:55 PM MDTF2Adams2.313342$5 million to $50 million
June 2, 19817:40 PM MDTF1Adams0.550
July 18, 198010:15 PM MDTF1Adams2.030
July 6, 19793:00 PM MDTF0Adams0.320
May 17, 19782:20 PM MDTF2Adams0.533$50,000 to $500,000
August 14, 19773:45 PM MDTF1Adams1.060
August 14, 19773:45 PM MDTF1Adams1.0601$50,000 to $500,000
August 14, 19773:38 PM MDTF1Adams1.060
September 14, 19762:20 PM MDTF0Adams0.133
September 14, 19762:20 PM MDTF0Adams0.133
September 14, 19762:20 PM MDTF0Adams0.133
June 4, 19765:22 PM MDTF0Adams0.120
June 4, 19764:05 PM MDTF0Adams0.120
June 4, 19763:45 PM MDTF0Adams0.120
May 30, 19761:40 PM MDTF2Adams5.467$50,000 to $500,000
May 18, 19751:55 PM MDTF3Adams4.1440
June 25, 19719:20 PM MDTF0Adams0.110
July 3, 19678:40 PM GMT-6F0Adams0.110
June 9, 196712:56 PM GMT-6F0Adams0.110$50,000 to $500,000
May 30, 19674:00 PM GMT-6F1Adams0.517$500 to $5,000
July 21, 19666:14 PM GMT-6F0Adams0.110
May 27, 19623:00 PM GMT-7F0Adams0.110under $50
May 29, 19594:00 PM GMT-7F2Adams2.033$5,000 to $50,000
July 2, 19558:00 PM GMT-7F1Adams0.110$50 to $500
July 28, 19543:00 PM GMT-7F1Adams0.110$500 to $5,000
April 25, 195412:00 PM GMT-7F1Adams0.117$50 to $500
August 17, 19532:30 PM GMT-7F1Adams5.7100under $50

Nearby

Warnings in force in Adams CountyThe forecast for Adams CountyThe live radar over Adams CountyEvery county in Colorado

What this means

Ratings are the survey's, read off the damage rather than measured; the rating scale is above. Tornado counts rise through the record as reporting improved, so a year in the 1950s is not comparable with one today except for the strongest tornadoes, which were always noticed.

Sources

NOAA Storm Prediction Center tornado database, 1950-2025, the official record kept by NOAA's Storm Prediction Center.