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White Rock, SD Natural Disasters and Weather Extremes

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

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

Earthquake Index, #245

White Rock, SD
0.02
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

White Rock, 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, #219

White Rock, SD
97.18
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 1,766 other weather extremes events within 50 miles of White Rock, SD were recorded from 1950 to 2010. The following is a break down of these events:

TypeCountTypeCountTypeCountTypeCountTypeCount
Avalanche:0Blizzard:0Cold:0Dense Fog:0Drought:0
Dust Storm:0Flood:133Hail:939Heat:0Heavy Snow:0
High Surf:0Hurricane:0Ice Storm:0Landslide:0Strong Wind:0
Thunderstorm Winds:639Tropical Storm:0Wildfire:0Winter Storm:0Winter Weather:0
Other:55 

Volcanos Nearby

No volcano is found in or near White Rock, SD.

Historical Earthquake Events

A total of 1 historical earthquake event that had a recorded magnitude of 3.5 or above found in or near White Rock, SD.

Distance (miles)DateMagnitudeDepth (km)LatitudeLongitude
31.21975-07-095N/A45.67-96.04

Historical Tornado Events

A total of 28 historical tornado events that had recorded magnitude of 2 or above found in or near White Rock, SD.

Distance (miles)DateMagnitudeStart Lat/LogEnd Lat/LogLengthWidthFatalitiesInjuriesProperty DamageCrop DamageAffected County
11.51964-05-05346°03'N / 96°36'W46°08'N / 96°34'W5.20 Miles440 Yards0110K0Richland
11.61982-05-10346°01'N / 96°28'W46°01'N / 96°17'W8.00 Miles80 Yards002.5M0Traverse
12.12010-08-07446°06'N / 96°37'W46°06'N / 96°33'W3.00 Miles600 Yards000K0KRichland
 Brief Description: EVENT NARRATIVE: This tornado touched down south of Tyler and tracked to the east for roughly 2.5 miles before crossing the Bois de Sioux River into Wilkin County, Minnesota. In Wilkin County, the tornado continued for another 2.5 miles and lifted about 650 pm CDT. The total track length was about 5 miles and peak winds were estimated at 175 mph. EPISODE NARRATIVE: By late in the day on the 7th, an east-west lying warm front had set up just north of the South Dakota border, extending eastward into west central Minnesota. South of the warm front, temperatures were in the mid to upper 80s with dew points in the lower 70s. Thunderstorms formed along and north of the warm front and several produced tornadoes.
14.21964-05-05245°48'N / 96°52'W45°52'N / 96°49'W4.50 Miles100 Yards0025K0Roberts
14.41964-05-05346°08'N / 96°34'W46°08'N / 96°34'W003K0Wilkin
14.52010-08-07446°07'N / 96°33'W46°09'N / 96°31'W3.00 Miles600 Yards000K0KWilkin
 Brief Description: EVENT NARRATIVE: This tornado began in Richland County, North Dakota, at 625 pm CDT, where it had a path length of 2.5 miles. It continued in Wilkin County, Minnesota, where it finally lifted about 2.5 miles southwest of Doran. The total path length was roughly five miles and peak winds were estimated at 175 mph. EPISODE NARRATIVE: By late in the day on the 7th, an east-west lying warm front had set up just north of the South Dakota border, extending eastward into west central Minnesota. South of the warm front, temperatures were in the mid to upper 80s with dew points in the lower 70s. Thunderstorms formed along and north of the warm front and several produced tornadoes.
16.01982-05-10346°01'N / 96°17'W46°02'N / 96°16'W1.00 Mile80 Yards002.5M0Traverse
16.62004-09-23245°42'N / 96°44'W45°45'N / 96°48'W2.20 Miles50 Yards0000Roberts
 Brief Description: The storm entered South Dakota from Traverse county, Minnesota where it produced a tornado. The storm produced a second tornado as it crossed Lake Traverse into South Dakota. This tornado was stronger and destroyed a house, a mobile home, and a travel trailer. Another house and travel trailer were damaged and a shed was also ripped apart. The tornado also killed three cattle.
19.31982-05-10346°02'N / 96°16'W46°04'N / 96°10'W6.00 Miles80 Yards002.5M0Grant
20.41952-07-01346°04'N / 96°57'W0.50 Mile33 Yards0025K0Richland
28.51956-10-29245°31'N / 96°40'W000K0Big Stone
31.31973-07-01346°07'N / 97°10'W00250K0Richland
32.31955-07-02346°31'N / 96°42'W46°16'N / 96°32'W18.70 Miles440 Yards03250K0Wilkin
32.41996-05-17345°23'N / 96°34'W45°33'N / 96°18'W17.00 Miles200 Yards001.5M0Big Stone
 Brief Description: A tornado crossing Big Stone Lake from Roberts County, South Dakota destroyed one cabin at the Meadowbrook Resort, blew the roof off another cabin, and another cabin was demolished when a big tree fell onto it. Several boats on Big Stone Lake were overturned. Approxiamately 150 buildings sustained damage or were destroyed as the tornado moved northeast across Big Stone County through the townships of Prior, Big Stone, Almond, Malta, and Moonshine. Southwest of Clinton, a pontoon boat and a camper were destroyed. East of Clinton, a farm lost all buildings with severe damage to their home. The cupboards fell off the walls and doors would not close, signifying a twisted frame. Northeast of Clinton, another farm suffered damage to all structures. Half of the roof was torn off their home. Two miles south of Johnson, a house (rambler) was completely destroyed and several barns and machine sheds were destroyed, before the tornado lifted. Many trees were uprooted in the path of the tornado across Big Stone County and much of the power was out in the County as power lines were downed.
32.81953-05-29246°12'N / 97°08'W003K0Richland
32.91960-08-25246°18'N / 97°00'W0025K0Richland
34.51984-04-26245°46'N / 95°54'W45°47'N / 95°53'W1.00 Mile800 Yards002.5M0Stevens
37.81984-04-26245°47'N / 95°53'W45°53'N / 95°43'W11.50 Miles800 Yards002.5M0Grant
39.91979-08-03245°24'N / 96°52'W45°18'N / 96°28'W20.50 Miles33 Yards00250K0Roberts
40.01974-07-13246°19'N / 96°04'W46°23'N / 95°57'W6.40 Miles500 Yards00250K0Otter Tail
40.51951-07-08245°22'N / 96°50'W010K0Roberts
41.31987-08-15246°03'N / 95°44'W1.00 Mile50 Yards182.5M0Otter Tail
42.61955-07-02446°30'N / 97°00'W46°30'N / 96°48'W9.10 Miles150 Yards219250K0Richland
43.42005-06-29246°22'N / 95°57'W46°23'N / 95°56'W1.50 Miles200 Yards0000Otter Tail
 Brief Description: The tornado flattened an older barn and uprooted several trees. Two people narrowly escaped the tornado as it hit the barn. The landowner reported that another tornado had hit another barn on same site back in 1933. Peak winds were estimated at 130 mph.
43.91964-06-08246°16'N / 97°08'W46°39'N / 97°01'W26.90 Miles33 Yards00250K0Richland
44.32002-06-19246°32'N / 96°17'W46°32'N / 96°17'W0.20 Mile25 Yards0025K0Wilkin
 Brief Description: A brief tornado touchdown demolished a 76x296 foot roof on a turkey barn.
44.71950-06-15246°35'N / 96°20'W46°31'N / 96°20'W4.60 Miles67 Yards043K0Wilkin
48.11953-05-10245°25'N / 95°45'W45°40'N / 95°44'W17.00 Miles440 Yards00250K0Pope


* 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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