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Mount Vernon, SD Natural Disasters and Weather Extremes

 
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The chance of earthquake damage in Mount Vernon is about the same as South Dakota average and is much lower than the national average. The risk of tornado damage in Mount Vernon is higher than South Dakota average and is higher than the national average.

Topics:Earthquake IndexVolcano IndexTornado IndexOther Weather Extremes EventsVolcanos NearbyHistorical Earthquake EventsHistorical Tornado Events

Earthquake Index, #197

Mount Vernon, SD
0.03
South Dakota
0.05
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

Mount Vernon, SD
0.0000
South Dakota
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, #105

Mount Vernon, SD
163.88
South Dakota
114.73
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 2,378 other weather extremes events within 50 miles of Mount Vernon, SD were recorded from 1950 to 2010. The following is a break down of these events:

TypeCountTypeCountTypeCountTypeCountTypeCount
Avalanche:0Blizzard:16Cold:2Dense Fog:0Drought:0
Dust Storm:0Flood:145Hail:1,260Heat:1Heavy Snow:13
High Surf:0Hurricane:0Ice Storm:0Landslide:0Strong Wind:35
Thunderstorm Winds:836Tropical Storm:0Wildfire:1Winter Storm:28Winter Weather:0
Other:41 

Volcanos Nearby

No volcano is found in or near Mount Vernon, SD.

Historical Earthquake Events

No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Mount Vernon, SD.

No historical earthquake events found in or near Mount Vernon, SD.

Historical Tornado Events

A total of 56 historical tornado events that had recorded magnitude of 2 or above found in or near Mount Vernon, SD.

Distance (miles)DateMagnitudeStart Lat/LogEnd Lat/LogLengthWidthFatalitiesInjuriesProperty DamageCrop DamageAffected County
2.22003-06-24243°42'N / 98°14'W43°47'N / 98°15'W6.00 Miles400 Yards00500K0Davison
 Brief Description: A tornado damaged crops, trees, and numerous buildings on several farms. On one farm the northeast corner of a home was heavily damaged, and several buildings including a barn, a grainery, and a machine shed were destroyed. Large trees were blown down.
6.41992-06-16243°43'N / 98°09'W43°50'N / 98°11'W3.00 Miles73 Yards003K0Davison
6.41992-06-16243°43'N / 98°09'W43°50'N / 98°11'W3.00 Miles73 Yards003K0Davison
8.62007-05-05343°40'N / 98°25'W43°44'N / 98°27'W4.00 Miles200 Yards00300K0KAurora
 Brief Description: EVENT NARRATIVE: A tornado destroyed a hunting lodge and nearby outbuildings. The tornado also severely damaged a house, tossed a trailer 100 yards, and caused tree damage. EPISODE NARRATIVE: Numerous thunderstorms during the afternoon and evening of May 5th produced large hail, damaging winds, several tornadoes, and flash flooding in southeast South Dakota. Significant damage was reported from several locations.
10.51962-05-21343°43'N / 98°03'W1.00 Mile167 Yards0322.5M0Davison
13.01962-04-26243°43'N / 98°00'W0025K0Davison
14.81978-06-24243°54'N / 98°07'W000K0Sanborn
16.01962-05-21244°01'N / 98°17'W43°52'N / 98°20'W10.40 Miles33 Yards000K0Sanborn
16.71954-05-27243°30'N / 98°06'W1.00 Mile137 Yards0125K0Davison
18.31962-05-14343°24'N / 98°23'W43°30'N / 98°14'W9.70 Miles1760 Yards000K0Douglas
19.11968-06-20343°41'N / 97°59'W43°39'N / 97°47'W9.90 Miles2667 Yards000K0Davison
20.21986-07-28243°26'N / 98°23'W1.90 Miles80 Yards00250K0Douglas
20.31986-07-28243°39'N / 98°43'W43°39'N / 98°36'W3.50 Miles80 Yards0025K0Aurora
20.51969-06-25243°24'N / 98°14'W43°26'N / 98°22'W6.60 Miles200 Yards0225K0Douglas
22.81968-06-20243°29'N / 98°51'W43°36'N / 98°27'W21.40 Miles33 Yards000K0Charles Mix
23.32003-06-24344°01'N / 98°19'W44°05'N / 98°16'W5.00 Miles500 Yards00500K0Sanborn
 Brief Description: A tornado, crossing into Sanborn County from Jerauld County, destroyed or severely damaged several buildings on two farms. The tornado lifted the roof off a house. Another farmhouse had windows blown out, and shingles and aluminum siding torn off. Destroyed buildings included a barn, garage, outbuildings, and other small structures. Vehicles inside the destroyed garage were damaged. The tornado also caused tree, power line, and crop damage.
24.81998-05-30243°46'N / 97°49'W43°44'N / 97°43'W6.00 Miles200 Yards0050K0Hanson
 Brief Description: A tornado damaged trees and power lines.
25.41962-05-14344°30'N / 98°14'W43°38'N / 98°01'W60.70 Miles1760 Yards020K0Davison
26.21954-05-27243°37'N / 97°47'W43°38'N / 97°43'W2.30 Miles100 Yards0125K0Hanson
28.31992-06-16243°59'N / 97°50'W0.50 Mile50 Yards0125K0Miner
28.71973-04-19244°00'N / 97°54'W44°12'N / 98°12'W20.10 Miles200 Yards0225K0Sanborn
30.31969-08-08243°42'N / 98°00'W43°38'N / 97°19'W34.30 Miles33 Yards0125K0Davison
31.52007-05-05243°45'N / 97°38'W43°51'N / 97°39'W7.00 Miles400 Yards0010K0KHanson
 Brief Description: EVENT NARRATIVE: A tornado caused damage to trees and a junk yard after crossing over from McCook County. EPISODE NARRATIVE: Numerous thunderstorms during the afternoon and evening of May 5th produced large hail, damaging winds, several tornadoes, and flash flooding in southeast South Dakota. Significant damage was reported from several locations.
32.21998-05-30343°45'N / 97°41'W43°43'N / 97°33'W7.00 Miles700 Yards001.0M100KHanson
 Brief Description: A large and strengthening tornado destroyed buildings and other property on five farms and also destroyed trees and power lines before crossing the eastern edge of Hanson County.
32.62007-05-05243°43'N / 97°36'W43°46'N / 97°37'W4.00 Miles400 Yards0050K0KMccook
 Brief Description: EVENT NARRATIVE: A tornado damaged a house on the west side of Spencer and caused tree damage before crossing into western Hanson County. EPISODE NARRATIVE: Numerous thunderstorms during the afternoon and evening of May 5th produced large hail, damaging winds, several tornadoes, and flash flooding in southeast South Dakota. Significant damage was reported from several locations.
34.51986-07-28243°47'N / 99°00'W43°43'N / 98°54'W6.00 Miles80 Yards00250K0Brule
34.91971-06-04243°23'N / 98°51'W43°26'N / 98°47'W4.30 Miles137 Yards0025K0Charles Mix
35.01962-05-15244°00'N / 97°42'W44°04'N / 97°44'W4.10 Miles33 Yards020K0Miner
36.01984-06-05243°20'N / 97°46'W0025K0Hutchinson
36.41973-07-01243°50'N / 97°33'W0.50 Mile67 Yards0125K0Mccook
36.61993-05-07243°35'N / 97°33'W2.00 Miles75 Yards00500K0Hutchinson
 Brief Description: A tornado carried a 60 X 120 foot metal pole barn into the tops of four grain bins causing extensive damage. The tornado also destroyed many small buildings and blew roofs off larger buildings on many farms in the area.
36.61993-05-07243°35'N / 97°33'W1.00 Mile75 Yards00500K0Mccook
 Brief Description: A tornado touched down on several farms destroying two pole barns, a grain bin, and a barn roof.
36.71998-05-30443°45'N / 97°37'W43°42'N / 97°26'W7.00 Miles1600 Yards615017.0M400KMccook
 Brief Description: The tornado from Hanson County destroyed most of Spencer as it strengthened and continued to grow. Most homes, other buildings, and other structures in Spencer were completely levelled. Debris and belongings were scattered over a large area, and one receipt blown from Spencer was found just west of Chandler, MN about 80 miles east of Spencer. The tornado killed 6 and injured 150 in Spencer. The tornado continued southeast from Spencer, widened, then weakened, and dissipated 4 miles southwest of Salem with another tornado then forming from the same storm. The tornado caused additional damage to trees, power lines, crops, and buildings on farms after moving southeast of Spencer. F70PH, F77PH, F93PH, F68PH, M62PH, F85PH
37.01973-07-01243°50'N / 98°59'W0.30 Mile50 Yards0125K0Brule
40.02006-08-24244°19'N / 98°10'W44°15'N / 98°04'W7.00 Miles300 Yards002.0M0Beadle
 Brief Description: A tornado severely damaged 3 houses and destroyed or damaged a barn and several smaller buildings on farmsteads. The tornado knocked down power poles, with a transformer on one of the poles starting a brief fire. A tree shelter belt and crops were damaged. The amount of crop damage was not known.
40.31954-05-27243°47'N / 97°33'W43°51'N / 97°23'W9.00 Miles90 Yards0025K0Mccook
40.31965-05-08243°57'N / 97°30'W43°59'N / 97°34'W3.30 Miles243 Yards0025K0Miner
40.62007-05-05244°04'N / 97°36'W44°04'N / 97°37'W1.00 Mile100 Yards0020K0KMiner
 Brief Description: EVENT NARRATIVE: A tornado damaged outbuildings and destroyed a hunting lodge. EPISODE NARRATIVE: Numerous thunderstorms during the afternoon and evening of May 5th produced large hail, damaging winds, several tornadoes, and flash flooding in southeast South Dakota. Significant damage was reported from several locations.
40.71971-07-03244°14'N / 98°59'W44°02'N / 98°41'W20.10 Miles30 Yards000K0Hand
41.11965-06-28243°13'N / 97°48'W43°15'N / 97°45'W2.30 Miles73 Yards000K0Hutchinson
41.91984-06-07244°01'N / 97°32'W0.10 Mile60 Yards00250K0Miner
42.41998-05-30243°42'N / 97°26'W43°36'N / 97°24'W6.00 Miles700 Yards00900K100KMccook
 Brief Description: A tornado spawned by the same storm which produced the Spencer tornado damaged farms, crops, trees, and power lines in southern McCook County.
43.61962-05-16244°10'N / 97°39'W000K0Miner
43.82006-09-16243°33'N / 97°30'W43°42'N / 97°17'W12.00 Miles100 Yards00100K0Mccook
 Brief Description: A tornado affected 3 farmsteads, destroying numerous outbuildings, damaging farm equipment and a home, killing at least 5 cattle and injuring others. The tornado also damaged a hog confinement building and overturned a semi trailer on Interstate 90.
44.01965-05-24343°30'N / 97°30'W43°34'N / 97°20'W9.00 Miles20 Yards003K0Mccook
44.81959-05-25244°15'N / 98°46'W003K0Hand
45.31971-10-01243°33'N / 97°23'W0025K0Mccook
46.42006-08-24344°25'N / 98°41'W44°19'N / 98°16'W19.50 Miles500 Yards0215.0M0Beadle
 Brief Description: A tornado, entering Beadle County from Hand County to the west, destroyed 8 houses, damaged at least 7 other houses, and destroyed or damaged numerous farm buildings. One of the destroyed houses and several destroyed small buildings were on a farmstead 2 miles south of Wessington, and five large high voltage transmission towers were blown down about 3 miles southeast of Wessington. A woman was cut on the neck at one farm southwest of Wolsey where the house and all other buildings were destroyed; the injury was not life threatening. The tornado tossed a car and 2 pickups up to 50 feet at the same farm. Another non life threatening injury occurred southeast of Wolsey, again on a farm where the house and all buildings were destroyed. Several vehicles were destroyed or damaged. The tornado killed 10 head of cattle at one farmstead just south of Wolsey. The tornado snapped off numerous power poles, caused widespread tree damage, and severely damaged a bridge where it crossed U.S. Highway 14. The tornado also caused crop damage, but the amount of crop damage was not known. The tornado dissipated one and a half miles southwest of Huron.
46.42007-05-05243°04'N / 97°54'W43°07'N / 97°55'W4.00 Miles100 Yards00100K0KBon Homme
 Brief Description: EVENT NARRATIVE: A tornado damaged two farms, including a house shifted off its foundation, and several outbuildings destroyed. The tornado also caused widespread tree damage, including some trees debarked and uprooted. The tornado also blew off the tops of grain bins and blew down power lines. EPISODE NARRATIVE: Numerous thunderstorms during the afternoon and evening of May 5th produced large hail, damaging winds, several tornadoes, and flash flooding in southeast South Dakota. Significant damage was reported from several locations.
47.51965-06-26342°58'N / 97°49'W43°25'N / 97°28'W35.60 Miles163 Yards00250K0Bon Homme
47.92003-06-24344°22'N / 98°02'W44°24'N / 98°00'W3.50 Miles300 Yards001.5M0Beadle
 Brief Description: A tornado destroyed farm buildings and numerous trees, resulting in F3 damage southwest of Cavour. Homes and businesses within the town of Cavour were severely damaged (F2). Winds of 120 mph were measured by an anemometer on top of a grain elevator in Cavour.
48.11973-06-24243°01'N / 98°18'W1125K0Charles Mix
48.11954-07-29243°03'N / 98°20'W42°59'N / 98°18'W4.10 Miles33 Yards000K0Charles Mix
48.41992-06-16344°05'N / 97°32'W44°11'N / 97°26'W3.00 Miles73 Yards002.5M0Miner
49.21972-07-19244°22'N / 97°52'W0.30 Mile150 Yards0025K0Beadle
49.81971-07-03244°13'N / 99°00'W44°14'N / 98°56'W2.30 Miles100 Yards0025K0Hand


* 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.


 
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