White Rock, SD Natural Disasters and Weather Extremes
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.
Earthquake Index, #245
|White Rock, SD||0.02|
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|
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|
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:
|Dust Storm:||0||Flood:||133||Hail:||939||Heat:||0||Heavy Snow:||0|
|High Surf:||0||Hurricane:||0||Ice Storm:||0||Landslide:||0||Strong Wind:||0|
|Thunderstorm Winds:||639||Tropical Storm:||0||Wildfire:||0||Winter Storm:||0||Winter Weather:||0|
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)||Date||Magnitude||Depth (km)||Latitude||Longitude|
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)||Date||Magnitude||Start Lat/Log||End Lat/Log||Length||Width||Fatalities||Injuries||Property Damage||Crop Damage||Affected County|
|11.5||1964-05-05||3||46°03'N / 96°36'W||46°08'N / 96°34'W||5.20 Miles||440 Yards||0||11||0K||0||Richland|
|11.6||1982-05-10||3||46°01'N / 96°28'W||46°01'N / 96°17'W||8.00 Miles||80 Yards||0||0||2.5M||0||Traverse|
|12.1||2010-08-07||4||46°06'N / 96°37'W||46°06'N / 96°33'W||3.00 Miles||600 Yards||0||0||0K||0K||Richland|
|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.|
|14.2||1964-05-05||2||45°48'N / 96°52'W||45°52'N / 96°49'W||4.50 Miles||100 Yards||0||0||25K||0||Roberts|
|14.4||1964-05-05||3||46°08'N / 96°34'W||46°08'N / 96°34'W||0||0||3K||0||Wilkin|
|14.5||2010-08-07||4||46°07'N / 96°33'W||46°09'N / 96°31'W||3.00 Miles||600 Yards||0||0||0K||0K||Wilkin|
|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.|
|16.0||1982-05-10||3||46°01'N / 96°17'W||46°02'N / 96°16'W||1.00 Mile||80 Yards||0||0||2.5M||0||Traverse|
|16.6||2004-09-23||2||45°42'N / 96°44'W||45°45'N / 96°48'W||2.20 Miles||50 Yards||0||0||0||0||Roberts|
|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.|
|19.3||1982-05-10||3||46°02'N / 96°16'W||46°04'N / 96°10'W||6.00 Miles||80 Yards||0||0||2.5M||0||Grant|
|20.4||1952-07-01||3||46°04'N / 96°57'W||0.50 Mile||33 Yards||0||0||25K||0||Richland|
|28.5||1956-10-29||2||45°31'N / 96°40'W||0||0||0K||0||Big Stone|
|31.3||1973-07-01||3||46°07'N / 97°10'W||0||0||250K||0||Richland|
|32.3||1955-07-02||3||46°31'N / 96°42'W||46°16'N / 96°32'W||18.70 Miles||440 Yards||0||3||250K||0||Wilkin|
|32.4||1996-05-17||3||45°23'N / 96°34'W||45°33'N / 96°18'W||17.00 Miles||200 Yards||0||0||1.5M||0||Big 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.|
|32.8||1953-05-29||2||46°12'N / 97°08'W||0||0||3K||0||Richland|
|32.9||1960-08-25||2||46°18'N / 97°00'W||0||0||25K||0||Richland|
|34.5||1984-04-26||2||45°46'N / 95°54'W||45°47'N / 95°53'W||1.00 Mile||800 Yards||0||0||2.5M||0||Stevens|
|37.8||1984-04-26||2||45°47'N / 95°53'W||45°53'N / 95°43'W||11.50 Miles||800 Yards||0||0||2.5M||0||Grant|
|39.9||1979-08-03||2||45°24'N / 96°52'W||45°18'N / 96°28'W||20.50 Miles||33 Yards||0||0||250K||0||Roberts|
|40.0||1974-07-13||2||46°19'N / 96°04'W||46°23'N / 95°57'W||6.40 Miles||500 Yards||0||0||250K||0||Otter Tail|
|40.5||1951-07-08||2||45°22'N / 96°50'W||0||1||0K||0||Roberts|
|41.3||1987-08-15||2||46°03'N / 95°44'W||1.00 Mile||50 Yards||1||8||2.5M||0||Otter Tail|
|42.6||1955-07-02||4||46°30'N / 97°00'W||46°30'N / 96°48'W||9.10 Miles||150 Yards||2||19||250K||0||Richland|
|43.4||2005-06-29||2||46°22'N / 95°57'W||46°23'N / 95°56'W||1.50 Miles||200 Yards||0||0||0||0||Otter 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.|
|43.9||1964-06-08||2||46°16'N / 97°08'W||46°39'N / 97°01'W||26.90 Miles||33 Yards||0||0||250K||0||Richland|
|44.3||2002-06-19||2||46°32'N / 96°17'W||46°32'N / 96°17'W||0.20 Mile||25 Yards||0||0||25K||0||Wilkin|
|Brief Description: A brief tornado touchdown demolished a 76x296 foot roof on a turkey barn.|
|44.7||1950-06-15||2||46°35'N / 96°20'W||46°31'N / 96°20'W||4.60 Miles||67 Yards||0||4||3K||0||Wilkin|
|48.1||1953-05-10||2||45°25'N / 95°45'W||45°40'N / 95°44'W||17.00 Miles||440 Yards||0||0||250K||0||Pope|
* 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.