Keweenaw County tornado history
2 tornadoes touched Keweenaw County, Michigan between 1950 and 2025 — about 0.0 a year. The strongest was rated F0 (Jul 11, 1987).
2tornadoes since 1950
F0strongest rating
0killed · 0 injured
6 milongest path · 1987
(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only
By rating
(E)F02
(E)F10
(E)F20
(E)F30
(E)F40
(E)F50
By month
JFMAMJJASOND
Peak month: July.
By decade
’50’60’70’80’90’00’10’20
Strongest tornadoes
| Date | Rating | Path | Width | Injured | Killed |
|---|
| Jul 11, 1987 | F0 | 6 mi | 23 yd | 0 | 0 |
| Aug 28, 2003 | F0 | 0.1 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | Path | Width | Injured | Killed |
|---|
| Aug 28, 2003 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 11, 1987 | F0 | 6 mi | 23 yd | 0 | 0 |
Nearby counties
Questions
How many tornadoes has Keweenaw County, Michigan had?
2 tornadoes touched Keweenaw County, Michigan between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.0 per year.
What was the strongest tornado in Keweenaw County?
The strongest rating recorded was F0 on Jul 11, 1987, with a 6-mile path.
When is tornado season in Keweenaw County?
Most of its tornadoes happened in July (1 of 2). Tornadoes can occur in any month, so keep alerts on year-round.
Right now: live tornado warnings map · alerts for your location. Dates link to that day’s full storm reports where available (2004 onward).