Adams County, Colorado tornadoes

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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

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Map

Every tornado path in the county

Tornado paths, 1950 to 2025
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(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5Unrated

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

Recent warnings in Adams County

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The record

At a glance

Total1941950 to 2025
Per year2.6average since 1950
Peak monthJune76 of 194
StrongestF3May 18, 1975
Deaths0whole paths, see note
Injuries43whole paths, see note

Deaths and injuries are NOAA's totals for each tornado's whole path, which can extend beyond Adams County.

Seasons

When tornadoes hit here

By month

760 Jan: 0Feb: 0Mar: 1Apr: 4May: 30Jun: 76Jul: 54Aug: 18Sep: 6Oct: 5Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

June is the peak month, with 76 of 194 tornadoes.

By time of day

410 12 AM: 0: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 0: 0: 212 PM: 2: 13: 273 PM: 41: 31: 276 PM: 27: 9: 79 PM: 5: 3: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 3:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

170 1950: 0: 0: 0: 1: 2: 1: 0: 0: 0: 11960: 0: 0: 1: 0: 0: 0: 1: 3: 0: 01970: 0: 1: 0: 0: 0: 1: 7: 3: 1: 11980: 1: 2: 8: 1: 3: 1: 3: 9: 17: 11990: 5: 3: 11: 2: 4: 4: 17: 2: 2: 02000: 1: 7: 1: 6: 10: 2: 2: 0: 2: 52010: 1: 1: 2: 0: 9: 3: 2: 0: 2: 32020: 0: 4: 1: 3: 4: 319501960197019801990200020102020

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

EF0
122
EF1
52
EF2
11
EF3
2
Unknown
7

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.

The record

Notable tornadoes

Every tornado

All 194 tornadoes, newest first

Tornadoes, newest first
DateRatingPath lengthWidthDeathsInjuries
Jun 13, 2025EFU0.15 mi10 yd00
May 18, 2025EF24.44 mi400 yd00
May 18, 2025EF24.34 mi200 yd00
Aug 19, 2024EFU0.66 mi25 yd00
Aug 19, 2024EFU0.56 mi20 yd00
May 29, 2024EF00.3 mi30 yd00
May 29, 2024EF00.73 mi50 yd00
Jul 29, 2023EFU0.01 mi25 yd00
Jul 6, 2023EFU0.01 mi25 yd00
Apr 25, 2023EFU0.01 mi50 yd00
Jul 29, 2022EFU0.01 mi50 yd00
Jun 19, 2021EF00.01 mi25 yd00
Jun 19, 2021EF00.01 mi25 yd00
Jun 19, 2021EF00.01 mi25 yd00
Jun 19, 2021EF00.01 mi25 yd00
Sep 8, 2019EF00.01 mi25 yd00
May 27, 2019EF00.01 mi25 yd00
May 26, 2019EF00.01 mi25 yd00
Jul 27, 2018EF03.33 mi50 yd00
Jul 27, 2018EF11.97 mi50 yd00
Jul 2, 2016EF00.01 mi25 yd00
May 24, 2016EF00.01 mi50 yd00
Aug 17, 2015EF00.01 mi50 yd00
May 15, 2015EF10.1 mi100 yd00
May 15, 2015EF00.1 mi50 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Aug 14, 20262 ENE Commerce CityNot 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

Cities in Adams County

Each city page counts every tornado path within 10 miles of the city, including paths just over the county line.

Nearby

Nearby counties

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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.