Bowman County, North Dakota tornadoes

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14confirmed tornadoes since NOAA records began in 1950 (the first here in 1966). Most recent: June 30, 2015, EF1. 2026 so far: 0 preliminary reports 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 Bowman County

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The record

At a glance

Total141950 to 2025
Per year0.2average since 1950
Peak monthJune10 of 14
StrongestF2Jun 14, 1977
Deaths0whole paths, see note
Injuries1whole paths, see note

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

Seasons

When tornadoes hit here

By month

100 Jan: 0Feb: 0Mar: 0Apr: 0May: 0Jun: 10Jul: 1Aug: 3Sep: 0Oct: 0Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

June is the peak month, with 10 of 14 tornadoes.

By time of day

50 12 AM: 0: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 0: 0: 012 PM: 1: 0: 03 PM: 2: 3: 16 PM: 0: 5: 29 PM: 0: 0: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 7:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

20 1950: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01960: 0: 0: 0: 0: 0: 0: 1: 0: 0: 01970: 0: 2: 0: 0: 0: 0: 0: 1: 1: 11980: 0: 0: 1: 0: 1: 0: 0: 0: 0: 01990: 0: 0: 0: 0: 0: 0: 0: 0: 0: 12000: 0: 0: 0: 0: 0: 0: 0: 0: 0: 12010: 2: 0: 0: 1: 0: 1: 0: 0: 0: 02020: 0: 0: 0: 0: 0: 019501960197019801990200020102020

The line is the five-year average. Tornadoes before about 1953 were under-reported, and better radar since the 1990s finds more weak ones.

By rating

EF0
7
EF1
6
EF2
1

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

Strongest

F2, June 14, 1977

8.2 mile path Longest path

8.2 miles, F2

June 14, 1977, whole path Widest

100 yards, F1

June 20, 1984
Every tornado

All 14 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Jun 30, 2015EF13.85 mi80 yd00
Jun 3, 2013EF00.03 mi20 yd00
Jun 7, 2010EF00.29 mi25 yd00
Jun 7, 2010EF01.69 mi25 yd00
Jul 8, 2009EF00.97 mi30 yd00
Jun 20, 1999F02 mi20 yd00
Jun 20, 1984F12.5 mi100 yd00
Aug 16, 1982F00.3 mi10 yd00
Aug 27, 1979F00.1 mi10 yd00
Aug 26, 1978F15.6 mi10 yd00
Jun 14, 1977F28.2 mi10 yd01
Jun 18, 1971F10.1 mi17 yd00
Jun 18, 1971F10.1 mi17 yd00
Jun 24, 1966F10.1 mi10 yd00
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.