Royalton Public School District Natural Disasters and Weather Extremes
The chance of earthquake damage in Royalton Public School District is about the same as Minnesota average and is much lower than the national average. The risk of tornado damage in Royalton Public School District is lower than Minnesota average and is lower than the national average.
Earthquake Index, #64
| Royalton Public School District | 0.01 |
| 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
| Royalton 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, #401
| Royalton Public School District | 105.42 |
| 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 2,029 other weather extremes events within 50 miles of Royalton 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: | 3 | Cold: | 8 | Dense Fog: | 2 | Drought: | 0 |
| Dust Storm: | 0 | Flood: | 55 | Hail: | 1,013 | Heat: | 7 | Heavy Snow: | 19 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 2 | Landslide: | 0 | Strong Wind: | 14 |
| Thunderstorm Winds: | 790 | Tropical Storm: | 0 | Wildfire: | 0 | Winter Storm: | 26 | Winter Weather: | 0 |
| Other: | 90 | ||||||||
Volcanos Nearby
No volcano is found in or near Royalton Public School District.
Historical Earthquake Events
No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Royalton Public School District.
No historical earthquake events found in or near Royalton Public School District.
Historical Tornado Events
A total of 37 historical tornado events that had recorded magnitude of 2 or above found in or near Royalton Public School District.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 5.1 | 1981-03-25 | 2 | 45°50'N / 94°11'W | 3.00 Miles | 50 Yards | 0 | 0 | 25K | 0 | Morrison | |
| 5.3 | 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. | |||||||||||
| 6.4 | 1970-07-18 | 2 | 45°45'N / 94°15'W | 2.00 Miles | 33 Yards | 0 | 0 | 250K | 0 | Benton | |
| 15.3 | 1961-06-30 | 2 | 46°01'N / 94°06'W | 0 | 0 | 25K | 0 | Morrison | |||
| 15.9 | 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. | |||||||||||
| 18.0 | 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 |
| 18.2 | 1982-09-12 | 2 | 45°45'N / 93°56'W | 0.80 Mile | 3 Yards | 0 | 0 | 250K | 0 | Benton | |
| 18.3 | 1977-06-17 | 2 | 45°42'N / 93°58'W | 0.70 Mile | 33 Yards | 0 | 0 | 250K | 0 | Benton | |
| 20.0 | 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 |
| 20.2 | 1953-03-21 | 2 | 45°35'N / 94°05'W | 1 | 3 | 250K | 0 | Stearns | |||
| 20.9 | 1992-06-16 | 2 | 45°40'N / 93°56'W | 0.30 Mile | 30 Yards | 0 | 0 | 0K | 0 | Benton | |
| 22.3 | 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 | |||||||||||
| 22.4 | 1996-10-26 | 2 | 45°35'N / 94°38'W | 45°38'N / 94°36'W | 5.00 Miles | 350 Yards | 0 | 3 | 0 | 0 | Stearns |
| Brief Description: House collapsed on top of family. Outbuildings destroyed. | |||||||||||
| 26.4 | 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 |
| 27.3 | 1964-05-05 | 3 | 45°35'N / 94°47'W | 45°39'N / 94°44'W | 4.30 Miles | 300 Yards | 0 | 0 | 250K | 0 | Stearns |
| 30.6 | 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 |
| 30.9 | 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. | |||||||||||
| 31.9 | 1980-09-03 | 2 | 45°38'N / 94°53'W | 1.00 Mile | 150 Yards | 0 | 0 | 2.5M | 0 | Stearns | |
| 33.8 | 1959-07-08 | 2 | 46°04'N / 93°40'W | 0.50 Mile | 300 Yards | 0 | 0 | 250K | 0 | Mille Lacs | |
| 36.3 | 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. | |||||||||||
| 37.5 | 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 |
| 38.4 | 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 |
| 38.5 | 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 |
| 40.8 | 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 |
| 41.5 | 1992-06-16 | 2 | 45°14'N / 94°04'W | 45°20'N / 93°51'W | 10.00 Miles | 80 Yards | 0 | 0 | 0K | 0 | Wright |
| 41.7 | 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 |
| 42.5 | 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 |
| 42.8 | 1997-07-01 | 2 | 45°18'N / 93°56'W | 45°17'N / 93°49'W | 5.00 Miles | 550 Yards | 0 | 0 | 0 | 0 | Wright |
| Brief Description: Two tornadoes converged on the Prairie Acres housing development 1 south of Monticello at about the same time. Extensive damage in area. | |||||||||||
| 43.4 | 2000-07-08 | 2 | 46°22'N / 94°49'W | 46°21'N / 94°47'W | 2.00 Miles | 20 Yards | 0 | 1 | 0 | 0 | Todd |
| Brief Description: Roofs blown off homes and one business. At least one dozen homes damaged. Numerous large trees down. One minor injury in Staples due to flying glass. Tornado crossed over from Wadena county. | |||||||||||
| 43.4 | 1981-06-13 | 2 | 45°35'N / 93°28'W | 2.00 Miles | 100 Yards | 0 | 0 | 250K | 0 | Isanti | |
| 43.4 | 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 |
| 43.8 | 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 |
| 44.6 | 1997-07-01 | 2 | 45°16'N / 93°49'W | 45°18'N / 93°49'W | 2.00 Miles | 400 Yards | 0 | 0 | 0 | 0 | Wright |
| 45.4 | 1981-06-14 | 2 | 45°13'N / 93°59'W | 2.90 Miles | 440 Yards | 0 | 0 | 250K | 0 | Wright | |
| 46.7 | 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 |
| 47.5 | 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 |
| 48.4 | 2000-07-08 | 2 | 46°24'N / 95°01'W | 46°21'N / 94°52'W | 8.00 Miles | 100 Yards | 0 | 3 | 500K | 0 | Wadena |
| Brief Description: A tornado that formed near Verndale intensified as it reached the Aldrich area. A mobile home, garage, barn, and 3 vehicles were destroyed 3 miles east of Aldrich. Two people, inside the mobile home when the tornado hit, suffered cuts, bruises, and a sprained ankle. The couples' son, sitting inside a car parked outside the mobile home, also sustained cuts and bruises. A horse trailer was pushed into his car and then into some nearby trees. Quite a bit of tree damage occurred along the damage path. The tornado then passed out of Wadena county and into Todd county. | |||||||||||
* 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.