Ortley, SD Natural Disasters and Weather Extremes
The chance of earthquake damage in Ortley is about the same as South Dakota average and is much lower than the national average. The risk of tornado damage in Ortley is lower than South Dakota average and is lower than the national average.
Earthquake Index, #322
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
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, #268
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 1,822 other weather extremes events within 50 miles of Ortley, SD were recorded from 1950 to 2010. The following is a break down of these events:
|Dust Storm:||0||Flood:||99||Hail:||993||Heat:||2||Heavy Snow:||18|
|High Surf:||0||Hurricane:||0||Ice Storm:||3||Landslide:||0||Strong Wind:||14|
|Thunderstorm Winds:||608||Tropical Storm:||0||Wildfire:||1||Winter Storm:||21||Winter Weather:||0|
No volcano is found in or near Ortley, SD.
Historical Earthquake Events
No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Ortley, SD.
No historical earthquake events found in or near Ortley, SD.
Historical Tornado Events
A total of 30 historical tornado events that had recorded magnitude of 2 or above found in or near Ortley, SD.
|Distance (miles)||Date||Magnitude||Start Lat/Log||End Lat/Log||Length||Width||Fatalities||Injuries||Property Damage||Crop Damage||Affected County|
|18.2||1951-07-08||2||45°22'N / 96°50'W||0||1||0K||0||Roberts|
|19.7||1962-08-06||2||45°03'N / 97°13'W||0||0||250K||0||Codington|
|26.1||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|
|27.7||1961-06-28||2||45°36'N / 97°38'W||1.00 Mile||33 Yards||0||0||250K||0||Marshall|
|28.4||1964-06-08||2||45°05'N / 97°40'W||0.50 Mile||33 Yards||0||0||0K||0||Clark|
|28.9||1956-10-29||2||45°31'N / 96°40'W||0||0||0K||0||Big Stone|
|30.1||1983-07-18||3||44°54'N / 97°10'W||0.50 Mile||100 Yards||0||0||2.5M||0||Codington|
|30.5||1979-06-19||2||44°54'N / 97°06'W||0||0||2.5M||0||Codington|
|30.5||1964-06-08||2||44°58'N / 97°33'W||0||0||0K||0||Clark|
|30.8||1996-07-17||2||45°29'N / 97°51'W||45°30'N / 97°45'W||5.00 Miles||150 Yards||0||0||200K||0||Day|
|Brief Description: A tornado touched down one mile southwest of Pierpont and traveled east northeast. Two miles east of Pierpont the tornado took out the west wall and the roof of a farmhouse, destroyed a machine shop, a garage, and six grain bins. A truck had its windshield crushed and its side was dented by debris. The tornado also brought down some power lines and several trees in its path.|
|33.8||1955-08-28||2||45°07'N / 96°35'W||1.50 Miles||33 Yards||0||0||25K||0||Grant|
|34.3||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.|
|36.7||1984-05-12||3||44°50'N / 97°30'W||44°48'N / 97°15'W||13.00 Miles||1320 Yards||0||0||2.5M||0||Codington|
|37.7||1953-06-15||2||45°30'N / 97°59'W||45°35'N / 97°52'W||7.60 Miles||33 Yards||0||0||3K||0||Day|
|38.4||1981-07-22||2||44°47'N / 97°06'W||0||0||250K||0||Hamlin|
|38.5||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.|
|38.5||1984-05-12||3||44°53'N / 97°44'W||44°50'N / 97°30'W||14.00 Miles||1320 Yards||0||0||2.5M||0||Clark|
|38.6||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|
|40.9||1968-06-09||2||45°50'N / 97°38'W||45°53'N / 97°34'W||3.80 Miles||283 Yards||0||1||250K||0||Marshall|
|41.3||1964-06-08||2||44°47'N / 97°32'W||0||0||0K||0||Clark|
|42.4||1963-07-26||2||44°57'N / 97°53'W||1.00 Mile||1000 Yards||0||0||25K||0||Clark|
|43.3||1969-06-25||3||45°27'N / 98°05'W||1.50 Miles||133 Yards||0||6||250K||0||Brown|
|43.9||1955-06-28||2||45°18'N / 98°10'W||45°20'N / 98°03'W||5.40 Miles||50 Yards||0||0||25K||0||Brown|
|44.3||1996-05-31||3||45°41'N / 97°59'W||45°44'N / 97°55'W||5.00 Miles||400 Yards||0||0||0||0||Marshall|
|Brief Description: An F1 tornado organized over the parking lot of the Target Shopping Center in Aberdeen and tracked northeast towards Bath. It destroyed a green house (a large tent) and it's contents in the Target parking lot, uprooted and snapped trees as it crossed U.S. Highway 12. In addition, it took out the south wall, including a large overhead door, of a cinder block warehouse, broke windows in buildings, and lifted a box car off the train tracks. It also tipped over several semi trailers (the tractors were not attached) rolled over and destroyed a motor home, and threw a pickup truck and it's occupant about 70 feet. The occupant was sligtly injured. Between Aberdeen and Bath, the tornado contained multiple vortices as it strengthened to an F3. Most trees in a shelter belt northeast of Aberdeen were snapped or uprooted and a garage was completely destroyed. Several farms were hit 1 to 2 miles north of Bath. Many outbuildings were destroyed. Two layers of shingles were peeled off a garage and several trees were uprooted. Twelve to 15 high tension utility poles were damaged or destroyed and 17 wooden poles were destroyed along the path of the tornado. The outages caused by the tornado affected several hundred customers. The tornado continued to the northeast producing F1 damage between Bath, Putney, and Claremont. It snapped and uprooted many trees. Outbuildings like grain bins and calf barns were destroyed. Debris was deposited 1 mile away in some instances. A John Deere chopper was turned 180 degrees by the twister. The tornado continued on into Marshall County where it weakened and dissipated near Amherst. No damage was reported in Marshall county except for some trees downed.|
|44.5||1961-06-21||3||45°28'N / 98°14'W||44°59'N / 97°59'W||35.40 Miles||33 Yards||0||0||3K||0||Brown|
|47.1||1959-07-07||2||45°03'N / 98°05'W||0||0||25K||0||Spink|
|47.6||1961-06-21||3||44°59'N / 97°59'W||44°33'N / 97°32'W||37.10 Miles||33 Yards||1||7||250K||0||Clark|
|47.9||1962-07-07||2||44°42'N / 97°33'W||44°40'N / 97°32'W||0||0||25K||0||Clark|
|48.4||2005-06-29||2||45°57'N / 97°37'W||46°02'N / 97°30'W||8.00 Miles||200 Yards||0||0||0||0||Sargent|
|Brief Description: Numerous trees were blown down or uprooted along the damage path. A roof was torn off a pole barn in Havana. Peak winds were estimated at 120 mph.|
|49.9||1953-05-29||2||44°39'N / 97°37'W||44°41'N / 97°34'W||1.90 Miles||33 Yards||0||0||25K||0||Clark|
* 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.