Grand Rapids, MN Natural Disasters and Weather Extremes
The chance of earthquake damage in Grand Rapids is about the same as Minnesota average and is much lower than the national average. The risk of tornado damage in Grand Rapids is much lower than Minnesota average and is much lower than the national average.
Earthquake Index, #411
| Grand Rapids, MN | 0.00 |
| Minnesota | 0.01 |
| 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
| Grand Rapids, MN | 0.0000 |
| Minnesota | 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, #876
| Grand Rapids, MN | 32.03 |
| Minnesota | 135.90 |
| 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 603 other weather extremes events within 50 miles of Grand Rapids, MN 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: | 1 | Cold: | 9 | Dense Fog: | 1 | Drought: | 0 |
| Dust Storm: | 0 | Flood: | 15 | Hail: | 237 | Heat: | 7 | Heavy Snow: | 15 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 0 | Landslide: | 0 | Strong Wind: | 7 |
| Thunderstorm Winds: | 266 | Tropical Storm: | 0 | Wildfire: | 0 | Winter Storm: | 29 | Winter Weather: | 1 |
| Other: | 15 | ||||||||
Volcanos Nearby
No volcano is found in or near Grand Rapids, MN.
Historical Earthquake Events
No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Grand Rapids, MN.
No historical earthquake events found in or near Grand Rapids, MN.
Historical Tornado Events
A total of 11 historical tornado events that had recorded magnitude of 2 or above found in or near Grand Rapids, MN.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 12.1 | 1977-06-07 | 2 | 47°17'N / 93°17'W | 0.50 Mile | 20 Yards | 0 | 0 | 25K | 0 | Itasca | |
| 21.9 | 1969-08-06 | 4 | 46°54'N / 93°46'W | 46°58'N / 93°34'W | 10.10 Miles | 833 Yards | 0 | 0 | 2.5M | 0 | Aitkin |
| 24.4 | 1969-08-06 | 3 | 46°54'N / 93°27'W | 46°56'N / 93°11'W | 12.50 Miles | 1500 Yards | 1 | 3 | 250K | 0 | Aitkin |
| 26.8 | 1977-09-08 | 2 | 46°50'N / 93°33'W | 46°52'N / 93°28'W | 3.60 Miles | 660 Yards | 0 | 0 | 250K | 0 | Aitkin |
| 29.0 | 1991-07-05 | 2 | 47°06'N / 94°07'W | 2.50 Miles | 13 Yards | 0 | 0 | 0K | 0 | Cass | |
| 30.7 | 1969-08-06 | 4 | 46°50'N / 94°01'W | 46°54'N / 93°46'W | 12.30 Miles | 833 Yards | 12 | 70 | 2.5M | 0 | Cass |
| 34.3 | 1966-06-11 | 4 | 46°39'N / 94°21'W | 46°50'N / 92°50'W | 72.80 Miles | 333 Yards | 0 | 0 | 250K | 0 | Crow Wing |
| 39.0 | 1969-08-06 | 3 | 46°57'N / 92°59'W | 47°01'N / 92°36'W | 18.40 Miles | 2933 Yards | 0 | 20 | 2.5M | 0 | St. Louis |
| 40.4 | 1969-08-06 | 4 | 46°47'N / 94°13'W | 46°50'N / 94°01'W | 9.90 Miles | 833 Yards | 0 | 0 | 2.5M | 0 | Crow Wing |
| 46.3 | 1969-08-06 | 3 | 47°36'N / 92°50'W | 47°41'N / 92°39'W | 10.00 Miles | 300 Yards | 0 | 9 | 2.5M | 0 | St. Louis |
| 48.1 | 1996-10-26 | 2 | 46°35'N / 93°53'W | 46°35'N / 93°53'W | 0.70 Mile | 150 Yards | 0 | 0 | 50K | 0 | Crow Wing |
| Brief Description: A marginally F2 tornado made two brief touchdowns in a rural area of east central Crow Wing County. The tornado was confirmed by the county's Emergency Services Coordinator and trained spotters. Damage was concentrated on a cluster of farms near the Mississippi River. About ten buildings on one farm suffered extensive damage. The roof and doors were torn off a hay barn, and a dump truck was pushed about six feet into the side of a shed. Other outbuildings were knocked down, and a garage was shifted on its foundation. There was some structural damage and many uprooted trees on two nearby farms. Length and width of path and dollar amount of damage are estimated. | |||||||||||
* 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.