Iron County Natural Disasters and Weather Extremes
The chance of earthquake damage in Iron County is about the same as Michigan average and is much lower than the national average. The risk of tornado damage in Iron County is much lower than Michigan average and is much lower than the national average.
Earthquake Index, #41
| Iron County | 0.00 |
| Michigan | 0.04 |
| U.S. | 1.81 |
The earthquake index value is calculated based on historical earthquake events data using USA.com algorithms. It is an indicator of the earthquake level in a region. A higher earthquake index value means a higher chance of an earthquake.
Volcano Index, #1
| Iron County | 0.0000 |
| Michigan | 0.0000 |
| U.S. | 0.0023 |
The volcano index value is calculated based on the currently known volcanoes using USA.com algorithms. It is an indicator of the possibility of a region being affected by a possible volcano eruption. A higher volcano index value means a higher chance of being affected.
Tornado Index, #68
| Iron County | 26.03 |
| Michigan | 140.33 |
| U.S. | 136.45 |
The tornado index value is calculated based on historical tornado events data using USA.com algorithms. It is an indicator of the tornado level in a region. A higher tornado index value means a higher chance of tornado events.
Other Weather Extremes Events
A total of 3,276 other weather extremes events within 50 miles of Iron County were recorded from 1950 to 2010. The following is a break down of these events:
| Type | Count | Type | Count | Type | Count | Type | Count | Type | Count |
| Avalanche: | 0 | Blizzard: | 16 | Cold: | 46 | Dense Fog: | 21 | Drought: | 22 |
| Dust Storm: | 0 | Flood: | 83 | Hail: | 1,053 | Heat: | 6 | Heavy Snow: | 177 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 16 | Landslide: | 0 | Strong Wind: | 47 |
| Thunderstorm Winds: | 1,412 | Tropical Storm: | 0 | Wildfire: | 10 | Winter Storm: | 129 | Winter Weather: | 71 |
| Other: | 167 | ||||||||
Volcanos Nearby
No volcano is found in or near Iron County.
Historical Earthquake Events
No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Iron County.
No historical earthquake events found in or near Iron County.
Historical Tornado Events
A total of 9 historical tornado events that had recorded magnitude of 2 or above found in or near Iron County.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 19.8 | 1981-06-14 | 2 | 46°05'N / 88°10'W | 46°06'N / 88°07'W | 1.30 Miles | 90 Yards | 0 | 0 | 3K | 0 | Iron |
| 21.9 | 1981-06-14 | 2 | 46°06'N / 88°07'W | 46°07'N / 88°04'W | 1.30 Miles | 33 Yards | 0 | 0 | 3K | 0 | Dickinson |
| 35.3 | 1968-08-22 | 2 | 46°40'N / 88°22'W | 0.30 Mile | 67 Yards | 0 | 0 | 0K | 0 | Baraga | |
| 35.6 | 1968-06-30 | 2 | 45°40'N / 88°42'W | 1.00 Mile | 200 Yards | 0 | 0 | 25K | 0 | Forest | |
| 37.2 | 1959-07-08 | 2 | 45°47'N / 88°00'W | 1.00 Mile | 50 Yards | 0 | 3 | 25K | 0 | Marinette | |
| 38.9 | 1981-06-13 | 2 | 45°48'N / 89°10'W | 45°47'N / 89°07'W | 0 | 0 | 250K | 0 | Oneida | ||
| 43.6 | 1994-05-30 | 2 | 45°33'N / 88°56'W | 45°35'N / 88°41'W | 12.00 Miles | 800 Yards | 0 | 3 | 5.0M | 50K | Forest |
| Brief Description: Severe thunderstorms raked west-central and northern Wisconsin with violent damaging winds up to 61 mph, hail up to tennis ball-size, and two tornadoes. A tornado set down just east of Woodville in St Croix County damaging eight farm dwellings and structures along its one-mile path causing $55,000 damage. Another tornado cut a 12-mile path from just southwest of Crandon to just north of Laona in Forest County causing $1 million damage. It destroyed three mobile homes, damaged or destroyed 25 homes and leveled 600 acres of timber. Three people were injured in a mobile home that was destroyed by the tornado. Widespread hail up to tennis ball-size fell over the Rhinelander area damaging hundreds of vehicles as well as roofs and windows. A severe thunderstorm with damaging winds knocked down about 3,000 trees and damaged several homes and cabins seven miles southeast of Seeley, Sawyer County. | |||||||||||
| 46.8 | 1987-07-11 | 3 | 45°46'N / 87°52'W | 45°45'N / 87°40'W | 7.00 Miles | 150 Yards | 0 | 0 | 25K | 0 | Dickinson |
| 47.5 | 1986-07-04 | 3 | 45°44'N / 87°46'W | 45°41'N / 87°51'W | 8.00 Miles | 100 Yards | 0 | 0 | 250K | 0 | Marinette |
* The information on this page is based on the global volcano database, the U.S. earthquake database of 1638-1985, and the U.S. Tornado and Weather Extremes database of 1950-2010.