Every tornado, hurricane, flood, blizzard, heat wave, record, earthquake, eruption, tsunami, wildfire and geomagnetic storm on record for April 11, in any year, each linked to its full record.
Every event with a place, colored by kind. Tap one to open its record.
By deaths, damage and strength together, across every archive.
Tornadoes
45 tornadoes were recorded on April 11, 1965, in Oklahoma, Iowa, Wisconsin, Illinois, Indiana, Michigan, Ohio, 17 of them rated violent (F4 or EF4 and above). They killed 260 people.
Earthquakes
A magnitude 6.5 earthquake struck Dainawar, Iran-Iraq. It killed 16,000 people and did extreme (about $25 million or more) damage. It caused a tsunami.
Tsunamis
A tsunami caused by a magnitude 6.5 earthquake struck Persian Gulf, Iran. It killed 16,000 people and did extreme (about $25 million or more) damage.
Earthquakes
A magnitude 7.3 earthquake struck Batang, Sichuan Province, China. It killed 2,300 people and did extreme (about $25 million or more) damage.
Tornadoes
Tornadoes
An F4 tornado touched down in Saint Joseph, Elkhart, LaGrange counties, Indiana and tracked 37 miles, 333 yards wide at its widest, killing 36 and injuring 321.
Tornadoes
An F4 tornado touched down in Elkhart County, Indiana and tracked 21.2 miles, 10 yards wide at its widest, killing 31 and injuring 252.
Tornadoes
An F4 tornado touched down in Clinton, Howard, Grant counties, Indiana and tracked 48 miles, 880 yards wide at its widest, killing 25 and injuring 835.
Tornadoes
An F4 tornado touched down in Montgomery, Boone, Hamilton counties, Indiana and tracked 45.7 miles, 1,667 yards wide at its widest, killing 28 and injuring 123.
Tornadoes
An F4 tornado touched down in Steuben, Branch, Hillsdale counties, Indiana and tracked 90.3 miles, 1,760 yards wide at its widest, killing 23 and injuring 294.
Tornadoes
An F4 tornado touched down in Branch, Hillsdale, Lenawee counties, Michigan and tracked 80.5 miles, 10 yards wide at its widest, killing 21 and injuring 293.
Tornadoes
An F4 tornado touched down in Lucas, Monroe counties, Ohio and tracked 5.6 miles, 200 yards wide at its widest, killing 18 and injuring 236.
130 on April 11, oldest first.
An F3 tornado touched down in Wright, Franklin counties, Iowa and tracked 27.5 miles, killing 3 and injuring 30. From Grazulis's record of significant tornadoes: SW Clarion/E Otisville/Hamilton Twp., IA.
An F3 tornado touched down in Union County, Iowa, injuring 15. From Grazulis's record of significant tornadoes: Union Co., IA.
An F4 tornado touched down in Dent, Crawford counties, Missouri and tracked 20.6 miles, 100 yards wide at its widest, killing 12 and injuring 40. From Grazulis's record of significant tornadoes: SE Lenox to Meramec, MO.
An F4 tornado touched down in Lafayette, Carroll counties, Missouri and tracked 19.6 miles, 250 yards wide at its widest, killing 6 and injuring 20. From Grazulis's record of significant tornadoes: Mayview/Dover, MO.
An F3 tornado touched down in Gentry, Worth, Ringgold counties, Missouri and tracked 35.3 miles, 300 yards wide at its widest, killing 3 and injuring 16. From Grazulis's record of significant tornadoes: Stanberry/W Denver/W Allendale, MO to Watterson, IA.
An F3 tornado touched down in Holt County, Nebraska and tracked 25.2 miles, 200 yards wide at its widest, killing 1 and injuring 6. From Grazulis's record of significant tornadoes: Inman/Stafford/Page, NE.
An F2 tornado touched down in Nodaway, Gentry counties, Missouri and tracked 6.1 miles, killing 2 and injuring 4. From Grazulis's record of significant tornadoes: E Clyde, MO.
An F2 tornado touched down in Polk County, Arkansas, killing 2. From Grazulis's record of significant tornadoes: Rich Mountain, AR.
An F3 tornado touched down in Mitchell County, Texas and tracked 5.8 miles, 100 yards wide at its widest, killing 1 and injuring 10. From Grazulis's record of significant tornadoes: Colorado City, TX.
An F3 tornado touched down in Callahan County, Texas and 200 yards wide at its widest, killing 1 and injuring 2. From Grazulis's record of significant tornadoes: NW Cottonwood, TX.
An F2 tornado touched down in Nacogdoches County, Texas and tracked 5.5 miles, 100 yards wide at its widest, killing 1 and injuring 16. From Grazulis's record of significant tornadoes: Melrose, TX.
An F3 tornado touched down in Washita, Caddo, Grady counties, Oklahoma and tracked 55.3 miles, 300 yards wide at its widest, killing 1 and injuring 6. From Grazulis's record of significant tornadoes: SW Alfalfa to Mustang, OK.
An F3 tornado touched down in Caddo, Comanche, Stephens counties, Oklahoma and tracked 68.7 miles, 400 yards wide at its widest, injuring 5. From Grazulis's record of significant tornadoes: S Eakly to N Union City, OK.
An F2 tornado touched down in Val Verde County, Texas and tracked 7.7 miles, 50 yards wide at its widest, killing 1 and injuring 30. From Grazulis's record of significant tornadoes: Del Rio, TX.
An F3 tornado touched down in Haralson County, Georgia and tracked 5.9 miles, 200 yards wide at its widest, killing 1 and injuring 20. From Grazulis's record of significant tornadoes: NW Waco to N Bremen, GA.
An F2 tornado touched down in Madison, Jackson counties, Alabama and tracked 5.3 miles, 100 yards wide at its widest, killing 1 and injuring 11. From Grazulis's record of significant tornadoes: SW Woodville, AL.
An F3 tornado touched down in LeFlore County, Oklahoma and tracked 1.3 miles, 80 yards wide at its widest, killing 1 and injuring 12. From Grazulis's record of significant tornadoes: NE Poteau, OK.
An F3 tornado touched down in Talladega County, Alabama and tracked 19.3 miles, 400 yards wide at its widest, killing 2 and injuring 20. From Grazulis's record of significant tornadoes: S Childersburg to Talladega, AL.
An F2 tornado touched down in Cherokee, Forsyth counties, Georgia and tracked 25.4 miles, 100 yards wide at its widest, killing 1 and injuring 15. From Grazulis's record of significant tornadoes: Woodstock/Chestatee, GA.
An F2 tornado touched down in Wilson County, Tennessee and tracked 8.4 miles, 50 yards wide at its widest, killing 1 and injuring 14. From Grazulis's record of significant tornadoes: Lebanon, TN.
An F2 tornado touched down in Oconee County, South Carolina, killing 1. From Grazulis's record of significant tornadoes: Walhalla, SC.
An F3 tornado touched down in Langlade County, Wisconsin and tracked 10.2 miles, 200 yards wide at its widest, killing 1 and injuring 1. From Grazulis's record of significant tornadoes: W Antigo to SE Bryant, WI.
45 tornadoes were recorded on April 11, 1965, in Oklahoma, Iowa, Wisconsin, Illinois, Indiana, Michigan, Ohio, 17 of them rated violent (F4 or EF4 and above). They killed 260 people.
An F4 tornado touched down in Saint Joseph, Elkhart, LaGrange counties, Indiana and tracked 37 miles, 333 yards wide at its widest, killing 36 and injuring 321.
An F4 tornado touched down in Elkhart County, Indiana and tracked 21.2 miles, 10 yards wide at its widest, killing 31 and injuring 252.
An F4 tornado touched down in Clinton, Howard, Grant counties, Indiana and tracked 48 miles, 880 yards wide at its widest, killing 25 and injuring 835.
An F4 tornado touched down in Montgomery, Boone, Hamilton counties, Indiana and tracked 45.7 miles, 1,667 yards wide at its widest, killing 28 and injuring 123.
An F4 tornado touched down in Steuben, Branch, Hillsdale counties, Indiana and tracked 90.3 miles, 1,760 yards wide at its widest, killing 23 and injuring 294.
An F4 tornado touched down in Branch, Hillsdale, Lenawee counties, Michigan and tracked 80.5 miles, 10 yards wide at its widest, killing 21 and injuring 293.
An F4 tornado touched down in Lucas, Monroe counties, Ohio and tracked 5.6 miles, 200 yards wide at its widest, killing 18 and injuring 236.
An F4 tornado touched down in Lorain, Cuyahoga counties, Ohio and tracked 22 miles, 400 yards wide at its widest, killing 18 and injuring 200.
An F4 tornado touched down in Allen, Hancock counties, Ohio and tracked 32.5 miles, 400 yards wide at its widest, killing 13 and injuring 104.
An F4 tornado touched down in McHenry, Lake counties, Illinois and tracked 9.1 miles, 400 yards wide at its widest, killing 6 and injuring 75.
An F4 tornado touched down in Ottawa, Kent counties, Michigan and tracked 20.6 miles, 300 yards wide at its widest, killing 5 and injuring 142.
An F4 tornado touched down in Elkhart, LaGrange counties, Indiana and tracked 21.6 miles, 177 yards wide at its widest, killing 5 and injuring 41.
An F4 tornado touched down in Blackford, Wells, Adams counties, Indiana and tracked 52.5 miles, 10 yards wide at its widest, killing 4 and injuring 125.
An F4 tornado touched down in Shelby County, Ohio and tracked 18.4 miles, 300 yards wide at its widest, killing 3 and injuring 50.
An F3 tornado touched down in Starke, Marshall, Saint Joseph counties, Indiana and tracked 35.6 miles, 250 yards wide at its widest, killing 10 and injuring 82.
An F4 tornado touched down in Clinton, Shiawassee counties, Michigan and tracked 21 miles, 100 yards wide at its widest, killing 1 and injuring 8.
An F4 tornado touched down in Cedar, Clinton, Jackson counties, Iowa and tracked 91.5 miles, 200 yards wide at its widest, killing 1 and injuring 3.
An F4 tornado touched down in Tippecanoe, Clinton counties, Indiana and tracked 21.8 miles, 500 yards wide at its widest, injuring 44.
An F3 tornado touched down in Seneca County, Ohio and tracked 15 miles, 300 yards wide at its widest, killing 4 and injuring 30.
An F2 tornado touched down in Union, Delaware, Morrow counties, Ohio and tracked 22.2 miles, 400 yards wide at its widest, killing 4 and injuring 62.
An F2 tornado touched down in Jefferson County, Wisconsin and tracked 14.5 miles, 1,320 yards wide at its widest, killing 3 and injuring 28.
An F3 tornado touched down in Kalamazoo County, Michigan and tracked 14.2 miles, 150 yards wide at its widest, injuring 17.
An F3 tornado touched down in Barry County, Michigan and tracked 14.1 miles, 10 yards wide at its widest, injuring 5.
An F3 tornado touched down in Porter, LaPorte counties, Indiana and tracked 33.1 miles, 10 yards wide at its widest.
An F1 tornado touched down in Allegan, Barry counties, Michigan and tracked 19.5 miles, 200 yards wide at its widest, killing 1 and injuring 9.
The 1965 Palm Sunday tornado outbreak was a historic severe weather event that affected the Midwestern and Southeastern United States on April 10–12, 1965. The tornado outbreak produced 55 confirmed tornadoes in one day and 16 hours.
From Wikipedia, CC BY-SA 4.0.
An F3 tornado touched down in Wagoner County, Oklahoma and tracked 7.3 miles, 100 yards wide at its widest, injuring 6.
An F3 tornado touched down in Matagorda County, Texas and tracked 2 miles, 67 yards wide at its widest, injuring 13.
An F3 tornado touched down in Douglas, Texas counties, Missouri and tracked 35.4 miles, 400 yards wide at its widest, injuring 9.
An F2 tornado touched down in Vanderburgh, Warrick counties, Indiana and tracked 10 miles, 10 yards wide at its widest, killing 1 and injuring 2.
34 tornadoes were recorded on April 11, 1979, in Oklahoma, Texas, Arkansas, Missouri, Idaho, Louisiana, Kansas, Nebraska and more. They killed 1 people.
An F3 tornado touched down in Rooks County, Kansas and tracked 6 miles, 400 yards wide at its widest, injuring 1.
An F1 tornado touched down in Barry County, Missouri and tracked 2.8 miles, 50 yards wide at its widest, killing 1.
Thunderstorm winds uprooted several trees and destroyed several outbuildings.
A tornado touched down near the Missouri-Arkansas border and moved northeast towards the community of Seligman. A mobile home roof was damaged just inside the Missouri border north of Gateway, AR, as the storm moved northeast at 35 to 45 mph.
An F1 tornado touched down in Walthall County, Mississippi and tracked 5 miles, 30 yards wide at its widest, killing 1.
The Highway Patrol reported numerous trees downed along Mississippi Highway 24 and U.S. Highway 61.
Several trees and limbs were blown down in and around the Butler area.
50 tornadoes were recorded on April 11, 2001, in Nebraska, Kansas, Texas, Oklahoma, Missouri, Iowa, Michigan. They killed 3 people.
An F2 tornado touched down in Wapello County, Iowa and tracked 8.4 miles, 100 yards wide at its widest, killing 2 and injuring 3.
A very powerful storm system moved through the southern Rockies during the night of the 10th and early morning of the 11th. Intense surface low pressure formed over western Kansas with a central pressure by sunrise on the 11th of 977 Mb.
An F3 tornado touched down in Worth, Gentry, Ringgold counties, Missouri and tracked 76.5 miles, 500 yards wide at its widest.
An F2 tornado touched down in Coal, Atoka counties, Oklahoma and tracked 13 miles, 200 yards wide at its widest, killing 1 and injuring 1.
A tornado caused extensive damage in Virginia with most of the damage occurring along a 4 block long and 1 block wide stretch through the center of town. One house was almost completely destroyed causing minor injuries to 2 people living there.
Thunderstorm winds blew down large tree limbs near the Beardon school.
Severe thunderstorms developed during the evening hours of the 11th and continued into into the early morning hours of the 12th, producing numerous reports of downed trees and power lines, large hail, a few reports of flash flooding, and even a couple of F0 tornadoes.
April 11th, Episode NarrativeAn upper level low pressure system over West Texas helped initiate thunderstorm development which then moved across North Texas overnight. A squall line with a few embedded supercells moved over the region.
Law enforcement reported large tree down.
Supercell thunderstorms developed in the afternoon and evening hours, producing severe weather that included tornadoes and very large hail.
Severe thunderstorms moved through central Indiana on the afternoon of 11 April 2007. The storms produced tornadoes, large hail, and damaging winds. The National Weather Service Indianapolis damage assessment teams confirmed four tornadoes in central Indiana.
An EF3 tornado touched down in Lawrence County, Tennessee and tracked 10.34 miles, 100 yards wide at its widest, injuring 1.
An EF3 tornado touched down in Giles County, Tennessee and tracked 4.71 miles, 100 yards wide at its widest.
There were six confirmed tornadoes on April 11, 2008. Large hail and straight line winds were also reported.
A slow moving cold front approached the area during the afternoon hours of April 11th. Severe thunderstorms developed along and ahead of the front. The storms first moved into Eastern Kentucky shortly before 2 PM EDT. These storms affected the areas near Monticello and Somerset.
A strong cold front pushed into northwest Alabama during the early afternoon hours on April 11th and moved east into Georgia after midnight. Unstable air and strong wind fields lead to numerous severe thunderstorms which produced large hail, damaging winds, and a few tornadoes.
Severe thunderstorms moved into south central Kentucky from Tennessee, including a super cell thunderstorm that produced four separate tornadoes that damaged numerous homes in Clinton County.
An area of low pressure passed to the north of Lake Erie during the evening of April 11th. A cold front trailing the low swept east across Ohio. Showers and thunderstorms developed ahead of this front with a few of them becoming severe.
An advancing cold front caused numerous severe thunderstorms and isolated tornadoes across Central Alabama.
On April 11, 2009, a surface high northeast of the region resulted in easterly upslope flow over most of the CWA. Meanwhile, a mid to upper level low near Southern California approached the area from the west.
Ahead of a cold front associated with a strong upper level storm system, a squall line moved across Central Alabama on Monday, April 11. This line of thunderstorms produced widespread wind damage, knocked down numerous trees and power lines and damaged many homes and buildings.
An EF3 tornado touched down in Kemper, Noxubee, Pickens counties, Mississippi and tracked 66.35 miles, 1,320 yards wide at its widest, killing 1 and injuring 9.
A very warm and unstable airmass was in place over the region on the 10th with temperatures reaching into the mid to upper 80s across the region.
A well-defined upper shortwave pushed through the Deep South in late on the 11th. A strong surface low over the Central Plains early in the day began lifting to the northeast toward the Great Lakes, dragging the associated cold front moved into northwest Georgia late in the day.
On April 11, 2013, an intense tornado struck portions of Kemper County, Noxubee County, and Pickens County, Alabama. 1 km), killing one person and injuring nine.
From Wikipedia, CC BY-SA 4.0.
On the Afternoon of Thursday April 11, a line of strong to briefly severe thunderstorms crossed Southwest Alabama with isolated reports of severe weather damage.
Severe thunderstorms ahead of and along a cold front moved across Central Alabama on Thursday, April 11th. Storms along the cold front formed into a quasi-linear convective system, causing wind damage and producing seven tornadoes across the area.
A strong cold front triggered a squall line that moved across southeast Louisiana and southern Mississippi during the afternoon hours.
An outflow boundary from showers and thunderstorms that developed over Southwest Oklahoma during the evening and overnight hours on April 10th became stationary over Northern McCurtain County Oklahoma into the adjacent sections of Western Arkansas during the early morning hours…
An upper level shortwave trough moved around a low over the southwestern US and enhanced lift over the mountains in northern Mexico and a dryline in West Texas. These features interacted with a warm, moist airmass over South Central Texas to generate thunderstorms.
The combination of a dryline, cold front and an upper level low pressure system produced multiple rounds of thunderstorms across North and Central Texas on Easter weekend.
Shortwave disturbance over Mid-South/Tennessee Valley region and attendant surface low with cold front extending south into the Gulf of Mexico produced a mesoscale convective system (MCS) ahead of the front that moved across the eastern gulf into West-Central and Southwest…
A strong storm system brought multiple rounds of severe weather that led to fairly widespread rainfall and eventually river flooding. One round of severe weather occurred on Monday, April 11th.
Severe thunderstorms developed across west central Arkansas during the afternoon and evening hours of the 11th, as a cold front moved through the area. The air mass ahead of the front had become very unstable by mid afternoon.
An area of low pressure tracked across the area during the evening hours. Numerous showers and thunderstorms were associated with this system.
An area of low pressure tracked across the area during the evening hours. Numerous showers and thunderstorms were associated with this system.
Scattered to numerous thunderstorms and small lines of storms developed across western North Carolina ahead of a cold front during the afternoon and evening. Multiple strong to severe storms developed, producing one tornado and several areas of damaging straight line winds.
2 on April 11, oldest first.
Typhoon Isa (02W) was within the Guam Area of Responsibility from the 9th until the 21st. It was first reported as a tropical disturbance on the 9th. It became a tropical storm on the 12th. On the 12th it was near Pohnpei. Peak wind gust observed across the island were 60 mph.
The 2023 Pacific typhoon season was the fourth and final consecutive below-average Pacific typhoon season and became the third-least active on record in terms of named storms, with only 17 developing, surpassing only the 2010 and 1998 seasons. However, the season was near-average in terms of accumulated cyclone energy (ACE).
From Wikipedia, CC BY-SA 4.0.
16 on April 11, oldest first.
Heavy rains in north-central Oklahoma on Friday April 10th caused several rivers and streams in north-central Oklahoma, including the Chikaskia River, to flood.
A swath of penny to quarter sized hail occurred across Central Warren county as a storm moved east-northeast into Northwest Hinds county.
A pacific storm system brought strong wind and brief heavy rain to California. It even produce a few thunderstorms over the coastal waters just west of the central coast which moved onshore and produced small hail.
Light to moderate rain associated with a warm front late on April 10 was preceded by several days of above freezing temperatures and melting snow. On April 11 a cluster of thunderstorms moved west to east across northern Vermont during the morning hours.
Severe thunderstorms developed and moved across the western and central Texas Panhandle during the mid afternoon through the evening and late night hours producing extreme amounts of hail as well as strong thunderstorm wind gusts.
Storms developed along an outflow boundary well ahead of an approaching cold front during the late afternoon and into the evening hours. These storms brought damaging winds to the region along with some hail. Flash flooding also occurred across the region.
Unsettled weather conditions continued prevailing across the forecast area under trofiness and plenty of low level moisture.
A developing upper low northwest of the state, in combination with tropical moisture, induced periods of heavy showers and thunderstorms, and generated historic flash flooding conditions over the Garden Isle of Kauai.
Heavy rain brought localized flooding to Fulton County on Sunday April 11th. Flooding on Licking Creek in Needmore, PA resulted in one fatality when a man drove over a flooded bridge.
The spring snow melt of 2023 saw many areas of flooding over North Dakota due to a record deep snow pack and relatively fast melt. Multiple counties experienced infrastructure damage due to the flooding.
A near-record snowfall season across Minnesota and Wisconsin led to a snowpack with snow-water-equivilent (SWE) values of 4 to 6 inches across much of the region by mid-March.
Record breaking snowfall for the 2022-2023 winter season was received across all of northwest Wisconsin which was about 200% of normal snowfall. Much of this snowpack remained on the ground into April.
Showers and thunderstorms developed on the afternoon of April 11th due to the combination of unseasonably warm temperatures and a passing disturbance. Storms crossed in from the Ohio River Valley during the early afternoon and continued an eastward progression into the evening.
A strong low pressure system to the northwest of the Hawaiian Islands along with an associated surface trough brought abundant moisture and an unstable atmosphere to the region.
A strong mid-level trough and an associated frontal zone crossed through the|Mid-South and took aim on the OH Valley.
A strong mid-level trough and an associated frontal zone crossed through the|Mid-South and took aim on the OH Valley.
17 on April 11, oldest first.
An upper level disturbance moved across the area, helping cause severe weather along and behind a cold front. Golf ball-size hail was reported near Levelland by area spotters, damaging some cars. Golf ball-size hail also occurred in southern Hale County.
Thunderstorms developed in southwest Oklahoma during the evening hours on the 10th and early on the 11th and moved east and northeast into much of central and portions of southeast Oklahoma.
A down-burst wind stuck Manteo airport, near the Dare County Border at 14:13 EST. The wind gust was measured by the AWOS at 59 knots. This destroyed four private planes and damaged a hangar. The straight line winds also produced damage in Wanchese at 14:20 EST.
An intense low pressure system moving from southeast Colorado into northern Kansas produced damaging winds across the southeast Colorado plains.
Strong winds associated with an intense low pressure system reached speeds over 80 mph at times and did extensive damage over the area that was estimated in the millions of dollars. Most of the damage occurred to homes, power lines and businesses.
Extremely intense and deepening low pressure moving from northwest Kansas across Nebraska to Iowa produced widespread damaging 43-65KT southwest winds across central and south-central Kansas from late morning thru early evening.
Strong spring storm resulted in damaging winds across northwest Kansas. The winds especially affected travel as blowing dust closed down roads. Damage unknown, but damaging winds occurred most of the day.
A severe thunderstorm near Mankato, Kansas dropped hail ranging from peas to golf balls in size. A motorist drove through golf ball size hail east of Mankato and stopped in town to pass the information to a deputy sheriff. Snow plows were used to clear hail from U.S.
Strong winds occurred in the wake of a cold front trailing south from intense low pressure over west central Illinois. A wind gust to 49 MPH was measured at the National Weather Service office in Paducah.
A deep low pressure system to the north of Arkansas produced strong winds over Arkansas. During the afternoon, scattered showers developed over the northern half of the state. Downdrafts associated with these showers caused winds to become even stronger in areas near the showers.
A line of thunderstorms moved across southern and western Ohio during the evening ahead of a cold front.
A large surface cyclone and upper level low developed over the Mid West on April 11th and pushed a cold front through the region. Scattered thunderstorms developed ahead and along this front and produced scattered severe thunderstorms as they moved east.
Rain fell into the midday period on the 11th, from Huntington and Charleston vicinity on north. This laid down a boundary, with much warmer temperatures to its south. Dew points reached near 60 degrees over the southern coal field counties during the afternoon.
A strong cold front and deep upper-level trough were moving from the central U.S. into the eastern U.S. on the 11th.
A squall line moved rapidly southeast through the region along a cold front. Although most of the storms produced wind gusts of 40 to 50 mph, a few of the storms produced wind damage.
A stationary front over southeast Louisiana provided a focus for the development of thunderstorms. A few storms became severe during the afternoon hours.
A dry line, a warm front and a surface low pressure center all came together to produce a severe weather set-up during the late afternoon and evening hours of April 11.
7 on April 11, oldest first.
A powerful cyclone came out of southeast Colorado and through Kansas and eastern Nebraska.
An intense low pressure system over southeast Colorado produced impressive blizzard conditions over northern El Paso county. Heavy snow of 6 to 18 inches combined with winds in excess of 80 mph to produce snow drifts up to 10 feet deep in some locations.
The spring storm that moved into eastern Colorado developed into a blizzard across the Northeast Plains as an intense surface cyclone formed. The combination of freezing rain, followed by heavy snow and damaging winds led to widespread electrical outages.
A strong winter storm affected much of south-central and southeast Wisconsin on April 11th.
An upper-level short-wave moved into California on April 10th, flattening the ridge. This set the stage for back-to-back strong storms to move through the central California interior on the 11th, 12th, and 13th.
An avalanche occurred in Big Cottonwood Canyon, resulting in one fatality.
The Alaska Range was the location in Southcentral Alaska that received the most snow this year. This attracted many outdoor enthusiasts, including motorized sports. There were several fatalities, many triggered by motorized snow vehicles (snowmobiles).
2 on April 11, oldest first.
An anomalously strong ridge of high pressure over the western United States led to high temperatures in Phoenix climbing to nearly 15 degrees above normal on the 11th.
One man died of heat related causes in the Las Vegas Valley.
1 on April 11, oldest first.
After a record warm March which set the growing season into motion, the weather pattern turned sharply colder. A strong push of cold air advanced south across the state a few days earlier. This set the stage for frost and freezing temperatures for several days.
1 on April 11, oldest first.
Valdez Municipal Airport recorded 192 inches, Alaska’s all-time maximum snow depth, as the State Climate Extremes Committee lists it (a tie with an earlier value).
45 on April 11, oldest first.
The Unnamed Fire started on April 11, 1986, in Florida, and burned 5,414 acres.
The Unnamed Fire started on April 11, 1988, in North Dakota, and burned 7,593 acres.
The Langen Fire started on April 11, 1988, in Montana, and burned 6,581 acres.
The N Boundary A Fire started on April 11, 1995, in New Mexico, and burned 3,754 acres.
The Unnamed Fire was discovered on April 11, 1996, in Chautauqua County, Kansas, and burned 12,000 acres.
The Unnamed Fire was discovered on April 11, 1996, in Elk County, Kansas, and burned 12,000 acres.
The Unnamed Fire was discovered on April 11, 1996, in Ellis County, Kansas, and burned 7,600 acres.
The Unnamed Fire started on April 11, 1996, in Kansas, and burned 6,079 acres.
The Unnamed Fire started on April 11, 1996, in Kansas, and burned 2,010 acres.
The Hickory Is Fire was discovered on April 11, 1999, in Georgia, and burned 14,128 acres; the cause was recorded as debris and open burning.
The Impact Fire was discovered on April 11, 1999, in South Carolina, and burned 2,484 acres; the cause was recorded as human.
The Unnamed Fire started on April 11, 2001, in Kansas, and burned 4,531 acres.
The Unnamed Fire was discovered on April 11, 2003, in Chase County, Kansas, and burned 4,000 acres.
The Unnamed Fire started on April 11, 2005, in Oklahoma, and burned 2,678 acres.
A wildfire ten miles north of Canadian burned eighteen thousand acres and destroyed crops. There were several homes threatened by the wildfire...however no homes were lost. There were two injuries reported.
A wildfire eighteen miles south of Mobeetie burned four thousand acres and destroyed crops. There were no reports of any injuries.
The Locust Grove Fire was discovered on April 11, 2006, in Hemphill County, Texas, and burned 18,000 acres; the cause was recorded as equipment and vehicle use.
The Mobeetie North Fire was discovered on April 11, 2006, in Hemphill County, Texas, and burned 4,000 acres; the cause was recorded as human.
The Red Lake 05 Fire was discovered on April 11, 2007, in Minnesota, and burned 5,157 acres; the cause was recorded as debris and open burning.
The Unnamed Fire was discovered on April 11, 2007, in Yell County, Arkansas, and burned 4,000 acres; the cause was recorded as natural.
The Crider Ranch Fire was discovered on April 11, 2009, in Ward County, Texas, and burned 4,000 acres; the cause was recorded as power generation/transmission/distribution.
The Flintlock Fire was discovered on April 11, 2010, in Roosevelt County, New Mexico, and burned 5,342 acres; the cause was recorded as natural.
The Boone Fire was discovered on April 11, 2010, in Curry County, New Mexico, and burned 3,000 acres; the cause was recorded as natural.
Following the initial influences of a potent upper air storm system that brought strong winds and an outbreak of wind-driven wildfires to much of the Southern Plains on the 9th and 10th, isolated to scattered showers and thunderstorms developed over west Texas as the center of…
The Cooper Mountain Ranch Fire was discovered on April 11, 2011, in Kent County, Texas, and burned 162,625 acres; the cause was recorded as natural.
The Cannon Fire was discovered on April 11, 2011, in Pecos County, Texas, and burned 63,427 acres; the cause was recorded as natural.
The Sutton Fire was discovered on April 11, 2011, in Crockett County, Texas, and burned 30,814 acres; the cause was recorded as power generation/transmission/distribution.
The Dhr Fire started on April 11, 2011, in Texas, and burned 21,369 acres.
The Little Smokey Fire started on April 11, 2011, in Texas, and burned 19,865 acres.
The Centennial Fire was discovered on April 11, 2011, in Otero County, New Mexico, and burned 5,181 acres; the cause was recorded as arson/incendiarism.
The Wildcat Fire started on April 11, 2012, in Texas, and burned 14,036 acres.
The Thunder Road Fire was reported on April 11, 2015, in Otter Tail County, Minnesota, and burned 1,950 acres.
The Rattlesnake Fire was reported on April 11, 2018, in Apache County, Arizona, and burned 26,072 acres; the cause was recorded as human.
The 18-85 Fire was reported on April 11, 2018, in Greenwood County, Kansas, and burned 2,000 acres; the cause was recorded as human.
As a storm system tracked to the north of New Mexico on April 11-12, 2022, it steered a potent polar jet over the state.
The Arbuckle Fire was reported on April 11, 2022, in Carter County, Oklahoma, and burned 2,624 acres; the cause was recorded as human.
Persistent drought conditions, strong southerly winds and unseasonably hot temperatures in the 90s initiated three major fires across western and north central Nebraska in mid April. Major fires were reported in Cherry County, Custer and Blaine Counties and Garfield County.
The McCann Fire was reported on April 11, 2023, in Cherry County, Nebraska, and burned 7,040 acres.
The Lowery Fire was reported on April 11, 2023, in Garfield County, Nebraska, and burned 4,691 acres.
The JImmys Water Hole Fire was reported on April 11, 2023, in Ocean County, New Jersey, and burned 3,859 acres.
The Wolf Creek Fire was reported on April 11, 2023, in Osage County, Oklahoma, and burned 3,400 acres; the cause was recorded as human.
The Singecat FY2023 Rx Fire was reported on April 11, 2023, in Yancey County, North Carolina, and burned 2,100 acres.
The Wagstaff Fire was reported on April 11, 2023, in Wabaunsee County, Kansas, and burned 2,000 acres; the cause was recorded as human.
The 79 Fire was reported on April 11, 2026, in Custer County, South Dakota, and burned 5,408 acres.
The Rafey Fire was reported on April 11, 2026, in Mobile County, Alabama, and burned 1,810 acres.
22 on April 11, oldest first.
An earthquake struck Campania, Italy.
A magnitude 6.5 earthquake struck Dainawar, Iran-Iraq. It killed 16,000 people and did extreme (about $25 million or more) damage. It caused a tsunami.
An earthquake struck Cotignola, Bagnacavallo, Italy. It killed many people (about 101 to 1,000) and did severe (about $5 to $25 million) damage.
An earthquake struck Ambon Island, Indonesia. It caused a tsunami.
A magnitude 5 earthquake struck Yunnan Province, China. It killed few people (about 1 to 50).
An earthquake struck Italy. It killed 5 people.
An earthquake struck Bursa, Turkey. It killed 400 people and did severe (about $5 to $25 million) damage.
A magnitude 7.3 earthquake struck Batang, Sichuan Province, China. It killed 2,300 people and did extreme (about $25 million or more) damage.
An earthquake struck Salvador,san Vicente, El Salvador. It killed 300 people.
An earthquake struck Khios, Greece. It caused a tsunami.
A magnitude 5.7 earthquake struck Chalkis (Chalcis), Greece. It caused a tsunami.
A magnitude 6.4 earthquake struck Kevsut, Alborz, Sari, Iran. It killed 690 people and did severe (about $5 to $25 million) damage.
A magnitude 3.8 earthquake shook parts of central Oklahoma on the evening of April 11, 1952. This tremor, centered in southeastern Canadian County, might be considered an aftershock to the magnitude 5.0 quake that shook the same area two days earlier. Two additional 3.8 aftershocks would hit the same area four days later, on the night of April 15th.
From the National Weather Service in Norman, Oklahoma.
An earthquake struck Central, Italy.
A magnitude 5.5 earthquake struck Makassar Strait, Indonesia. With the tsunami it caused, it killed 71 people and injured 100.
A magnitude 6.2 earthquake struck S. Xinjiang, Bachu, Shule, Yingjisha, China. It killed 9 people, injured 89, destroyed 2,000 houses and did extreme (about $25 million or more) damage.
A magnitude 5 earthquake struck Alessandria, Italy. It injured 2 and did $561 million in damage.
A magnitude 5.5 earthquake struck Zakynthos, Greece.
A magnitude 6.6 earthquake struck Honshu, Japan. It killed 7 people and destroyed 3 houses.
A magnitude 8.6 earthquake struck Off West Coast, N Sumatra, Indonesia. It killed 10 people and injured 12. It caused a tsunami.
A magnitude 8.2 earthquake struck Off West Coast, N Sumatra, Indonesia. It caused a tsunami.
A magnitude 7.1 earthquake struck Bougainville Island, Papua New Guinea. It killed 1 person and destroyed 51 houses.
1 on April 11, oldest first.
Aira, Japan erupted with a Volcanic Explosivity Index of 4. It killed 38 people. The eruption caused a tsunami.
8 on April 11, oldest first.
A tsunami caused by a magnitude 6.5 earthquake struck Persian Gulf, Iran. It killed 16,000 people and did extreme (about $25 million or more) damage.
A tsunami with a source recorded as volcano struck SW. Kyushu Island, Japan. It killed 38 people.
A tsunami with a source recorded as earthquake struck Ambon Island, Indonesia.
A tsunami with a source recorded as earthquake struck Chios Island, Aegean Islands, Greece.
A tsunami caused by a magnitude 5.7 earthquake struck Central Greece (Evoikos Gulf).
A tsunami caused by a magnitude 5.5 earthquake struck Makassar Strait, Indonesia. It killed 71 people and injured 100.
A tsunami caused by a magnitude 8.6 earthquake struck Off W. Coast of N Sumatra, Indonesia, with a maximum water height of 1.08 meters. It killed 10 people and injured 12.
A tsunami caused by a magnitude 8.2 earthquake struck Off W. Coast of N Sumatra, Indonesia.
3 on April 11, oldest first.
A G3 (strong) geomagnetic storm began April 11, 1954, reached Kp 7+ and lasted 15 hours, with a daily Ap as high as 56; at that Kp the aurora may be seen from about 48 degrees geomagnetic latitude.
A G4 (severe) geomagnetic storm began April 11, 1981, reached Kp 8+ and lasted 69 hours, with a daily Ap as high as 121; at that Kp the aurora may be seen from about 43 degrees geomagnetic latitude.
A G4 (severe) geomagnetic storm began April 11, 2001, reached Kp 8+ and lasted 21 hours, with a daily Ap as high as 85; at that Kp the aurora may be seen from about 43 degrees geomagnetic latitude.
1 on April 11, oldest first.
A severe storm disaster that cost $2.9 billion in 2024 dollars and killed 1, on NOAA’s billion-dollar list. It lasted from April 11, 2022 to April 13, 2022.
6 on April 11, oldest first.
On the 11th a man died in strong currents while snorkeling inside the reef near the Shark's Hole, which isnorth of Tanguisson Beach. The 55 year old Rand R. Rihle of California was snorkeling with a friend when strong currents swept them outside the reef.
Lightning struck and killed a 14 year-old female during a pick-up soccer game. Three others were injured, one seriously.
A persistent swell resulted in dangerous rip current conditions. A man swimming in the surf was caught in a rip current and drowned.
Two people died and one was injured while kayaking in the Strait of Juan de Fuca near New Dungeness during strong winds.
An 18 year old was swimming off of Whitecap Beach at North Padre Island when he was caught in a strong rip current. Multiple agencies joined in search efforts through the weekend. The body was found near Bob Hall Pier Sunday afternoon on the 14th.
On the evening of April 11th, 2025, lightning struck a group of people fishing near Jacksonville, NC. One died as a result of the lightning strike.
Gathered from this site’s archives: the tornado record (NOAA SPC, and Grazulis before 1950), IBTrACS and the National Hurricane Center, NOAA NCEI’s Storm Events Database, Regional Snowfall Index, billion-dollar disasters list, State Climate Extremes Committee and hazard databases, USGS, NIFC, GFZ Potsdam’s Kp index (CC BY 4.0), the National Weather Service in Norman, Oklahoma, and Wikidata (CC0), with article leads from Wikipedia under CC BY-SA 4.0, each credited where it appears. Rebuilt 2026-09-24.