Onamia Public School District Natural Disasters and Weather Extremes
The chance of earthquake damage in Onamia Public School District is about the same as Minnesota average and is much lower than the national average. The risk of tornado damage in Onamia Public School District is lower than Minnesota average and is lower than the national average.
Earthquake Index, #115
| Onamia Public School District | 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
| Onamia Public School District | 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, #415
| Onamia Public School District | 95.62 |
| 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 1,609 other weather extremes events within 50 miles of Onamia Public School District 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: | 4 | Cold: | 10 | Dense Fog: | 2 | Drought: | 0 |
| Dust Storm: | 0 | Flood: | 42 | Hail: | 733 | Heat: | 7 | Heavy Snow: | 28 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 2 | Landslide: | 0 | Strong Wind: | 15 |
| Thunderstorm Winds: | 666 | Tropical Storm: | 0 | Wildfire: | 0 | Winter Storm: | 38 | Winter Weather: | 0 |
| Other: | 62 | ||||||||
Volcanos Nearby
No volcano is found in or near Onamia Public School District.
Historical Earthquake Events
No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Onamia Public School District.
No historical earthquake events found in or near Onamia Public School District.
Historical Tornado Events
A total of 34 historical tornado events that had recorded magnitude of 2 or above found in or near Onamia Public School District.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 3.0 | 1997-09-18 | 3 | 46°05'N / 93°50'W | 46°05'N / 93°40'W | 8.00 Miles | 800 Yards | 0 | 0 | 0 | 0 | Mille Lacs |
| Brief Description: Several buildings destroyed and numerous other buildings damaged. Hundreds of trees down. A number of cattle killed in barn collapse. Damage estimate included in entry for Morrison county. Total path length from 1 NE of Lastup to Onamia was 17 miles. | |||||||||||
| 5.5 | 1959-07-08 | 2 | 46°04'N / 93°40'W | 0.50 Mile | 300 Yards | 0 | 0 | 250K | 0 | Mille Lacs | |
| 7.9 | 1985-07-03 | 2 | 46°16'N / 93°46'W | 46°07'N / 93°27'W | 22.00 Miles | 200 Yards | 0 | 0 | 25K | 0 | Mille Lacs |
| 10.6 | 1985-07-03 | 2 | 46°17'N / 93°49'W | 46°16'N / 93°46'W | 2.00 Miles | 200 Yards | 0 | 0 | 25K | 0 | Aitkin |
| 11.0 | 1997-09-18 | 3 | 46°04'N / 94°03'W | 46°03'N / 93°51'W | 9.00 Miles | 800 Yards | 1 | 1 | 1.7M | 0 | Morrison |
| Brief Description: Several buildings destroyed and numerous other buildings damaged. Hundreds of trees down. A number of cattle killed in barn collapse. One man injured when the tornado engulfed his car and threw it into a nearby woods. A second man critically injured when his garage collapsed. He died several weeks later. Total path length of tornado from 1 NE of Lastrup to Onamia was 17 miles. M57PH | |||||||||||
| 12.1 | 1985-07-03 | 2 | 46°18'N / 93°50'W | 46°17'N / 93°49'W | 1.00 Mile | 200 Yards | 0 | 0 | 25K | 0 | Crow Wing |
| 17.7 | 1985-07-03 | 2 | 46°07'N / 93°27'W | 46°05'N / 93°18'W | 8.00 Miles | 200 Yards | 0 | 0 | 25K | 0 | Kanabec |
| 18.7 | 1961-06-30 | 2 | 46°01'N / 94°06'W | 0 | 0 | 25K | 0 | Morrison | |||
| 20.8 | 1973-06-25 | 3 | 46°24'N / 94°02'W | 46°24'N / 93°49'W | 10.00 Miles | 200 Yards | 0 | 2 | 2.5M | 0 | Crow Wing |
| 23.6 | 1997-09-18 | 2 | 46°07'N / 93°26'W | 46°07'N / 93°04'W | 17.00 Miles | 450 Yards | 0 | 0 | 0 | 0 | Kanabec |
| Brief Description: 2 homes severely damaged. Large barn destroyed. Numerous trees and power lines down. | |||||||||||
| 26.5 | 2001-06-13 | 2 | 46°21'N / 94°12'W | 46°22'N / 94°10'W | 5.00 Miles | 880 Yards | 0 | 0 | 0 | 0 | Crow Wing |
| Brief Description: The tornado tore roofs off houses and blew out exterior walls. Pole barns and sheds were destroyed, and windows were blown out. Thousands of trees were knocked down, and 41 head of livestock were killed. The average path width was 1/4 mile, with the widest being 1/2 mile. | |||||||||||
| 27.5 | 1982-09-12 | 2 | 45°45'N / 93°56'W | 0.80 Mile | 3 Yards | 0 | 0 | 250K | 0 | Benton | |
| 27.6 | 1997-09-18 | 2 | 45°53'N / 94°18'W | 45°53'N / 94°06'W | 8.00 Miles | 300 Yards | 0 | 0 | 0 | 0 | Morrison |
| Brief Description: Several buildings severely damaged. Numerous trees and power lines down. | |||||||||||
| 29.2 | 1981-03-25 | 2 | 45°50'N / 94°11'W | 3.00 Miles | 50 Yards | 0 | 0 | 25K | 0 | Morrison | |
| 30.8 | 1977-08-26 | 3 | 46°24'N / 94°19'W | 46°32'N / 94°00'W | 17.40 Miles | 33 Yards | 0 | 11 | 2.5M | 0 | Crow Wing |
| 31.3 | 1977-06-17 | 2 | 45°42'N / 93°58'W | 0.70 Mile | 33 Yards | 0 | 0 | 250K | 0 | Benton | |
| 32.3 | 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. | |||||||||||
| 32.7 | 1968-06-30 | 3 | 46°12'N / 93°04'W | 0.10 Mile | 10 Yards | 0 | 0 | 3K | 0 | Aitkin | |
| 33.0 | 1992-06-16 | 2 | 45°40'N / 93°56'W | 0.30 Mile | 30 Yards | 0 | 0 | 0K | 0 | Benton | |
| 34.4 | 1991-07-05 | 3 | 46°28'N / 94°20'W | 46°25'N / 94°16'W | 5.00 Miles | 33 Yards | 0 | 3 | 2.5M | 0 | Crow Wing |
| 35.3 | 1977-08-26 | 2 | 46°31'N / 94°19'W | 46°37'N / 93°55'W | 19.90 Miles | 33 Yards | 0 | 0 | 25K | 0 | Crow Wing |
| 35.6 | 1970-07-18 | 2 | 45°45'N / 94°15'W | 2.00 Miles | 33 Yards | 0 | 0 | 250K | 0 | Benton | |
| 36.1 | 1977-08-26 | 3 | 46°21'N / 94°30'W | 46°24'N / 94°19'W | 8.90 Miles | 400 Yards | 0 | 0 | 2.5M | 0 | Cass |
| 36.2 | 2001-06-13 | 2 | 45°59'N / 94°32'W | 46°04'N / 94°26'W | 4.00 Miles | 50 Yards | 0 | 0 | 200K | 0 | Morrison |
| Brief Description: One home lost its roof. Several sheds and outbuildings blown down. Two additional homes sustained minor damage. | |||||||||||
| 37.0 | 1991-07-05 | 3 | 46°28'N / 94°21'W | 46°28'N / 94°20'W | 1.00 Mile | 43 Yards | 0 | 0 | 0K | 0 | Cass |
| 39.7 | 1981-06-13 | 2 | 45°35'N / 93°28'W | 2.00 Miles | 100 Yards | 0 | 0 | 250K | 0 | Isanti | |
| 40.9 | 1953-03-21 | 2 | 45°35'N / 94°05'W | 1 | 3 | 250K | 0 | Stearns | |||
| 43.1 | 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 |
| 44.6 | 1980-09-03 | 3 | 45°32'N / 94°13'W | 45°35'N / 94°09'W | 3.80 Miles | 60 Yards | 1 | 15 | 25.0M | 0 | Stearns |
| 45.7 | 1977-08-26 | 2 | 46°28'N / 94°46'W | 46°31'N / 94°19'W | 21.50 Miles | 33 Yards | 0 | 0 | 25K | 0 | Cass |
| 46.1 | 1966-06-11 | 4 | 46°38'N / 94°22'W | 46°39'N / 94°21'W | 0 | 0 | 250K | 0 | Crow Wing | ||
| 48.1 | 1967-07-22 | 2 | 45°28'N / 94°08'W | 45°26'N / 93°50'W | 14.50 Miles | 200 Yards | 1 | 12 | 2.5M | 0 | Sherburne |
| 49.5 | 1958-06-04 | 2 | 45°36'N / 94°35'W | 45°36'N / 94°18'W | 13.30 Miles | 400 Yards | 0 | 2 | 250K | 0 | Stearns |
| 49.7 | 1967-07-22 | 2 | 45°28'N / 94°11'W | 45°28'N / 94°08'W | 1.90 Miles | 200 Yards | 0 | 0 | 2.5M | 0 | Stearns |
* 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.