Every tornado, hurricane, flood, blizzard, heat wave, record, earthquake, eruption, tsunami, wildfire and geomagnetic storm on record for June 21, 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.
Earthquakes
A magnitude 6 earthquake struck Paktika Province, Pakistan, Afghanistan. It killed 1,039 people, injured 2,949, destroyed 1,900 houses and did $120 million in damage.
Tornadoes
An F4 tornado touched down in Jefferson County, Kansas and tracked 8.1 miles, 200 yards wide at its widest, killing 11 and injuring 30. From Grazulis's record of significant tornadoes: N Williamstown, KS.
Tornadoes
An F4 tornado touched down in Boyd County, Nebraska and tracked 30.3 miles, 400 yards wide at its widest, killing 10 and injuring 8. From Grazulis's record of significant tornadoes: N Stuart to SW Lynch, NE.
Tornadoes
An F4 tornado touched down in O'Brien, Clay counties, Iowa and tracked 21.4 miles, 800 yards wide at its widest, killing 5 and injuring 50. From Grazulis's record of significant tornadoes: NW Primghar to NE Peterson, IA.
Billion-dollar disasters
A severe storm disaster that cost $5.5 billion in 2024 dollars and killed 8, on NOAA’s billion-dollar list. It lasted from June 21, 2023 to June 26, 2023.
Tornadoes
An F4 tornado touched down in Harlan, Phelps counties, Nebraska and tracked 24.4 miles, 600 yards wide at its widest, killing 2 and injuring 6. From Grazulis's record of significant tornadoes: SE Oxford to N Loomis, NE.
Tornadoes
An F4 tornado touched down in Norton, Phillips, Harlan counties, Kansas and tracked 35.3 miles, 800 yards wide at its widest, killing 1 and injuring 8. From Grazulis's record of significant tornadoes: E Almena, KS to NE Stanford, NE.
Earthquakes
A magnitude 6 earthquake struck Xinjiang, China. It killed 47 people, injured 85 and destroyed 425 houses.
Tornadoes
An EF3 tornado touched down in Motley County, Texas and tracked 9.14 miles, 600 yards wide at its widest, killing 4 and injuring 15.
Tornadoes
An F4 tornado touched down in Sedgwick County, Kansas and tracked 12 miles, 800 yards wide at its widest, injuring 12. From Grazulis's record of significant tornadoes: Wichita, KS.
Tornadoes
An F3 tornado touched down in Athens, Washington counties, Ohio and tracked 20.3 miles, 400 yards wide at its widest, killing 3 and injuring 30. From Grazulis's record of significant tornadoes: Chauncey to SW Belpre, OH.
Tornadoes
An F3 tornado touched down in Bowie County, Texas and tracked 19.9 miles, killing 3 and injuring 15. From Grazulis's record of significant tornadoes: SW New Boston to N Nash, TX.
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An unrated tornado touched down in City of Williamsburg, James City counties, Virginia and tracked 6 miles, killing 2 and injuring 20. From Grazulis's record of significant tornadoes: Williamsburg, VA.
An F4 tornado touched down in O'Brien, Clay counties, Iowa and tracked 21.4 miles, 800 yards wide at its widest, killing 5 and injuring 50. From Grazulis's record of significant tornadoes: NW Primghar to NE Peterson, IA.
An F4 tornado touched down in Jefferson County, Kansas and tracked 8.1 miles, 200 yards wide at its widest, killing 11 and injuring 30. From Grazulis's record of significant tornadoes: N Williamstown, KS.
An F4 tornado touched down in Boyd County, Nebraska and tracked 30.3 miles, 400 yards wide at its widest, killing 10 and injuring 8. From Grazulis's record of significant tornadoes: N Stuart to SW Lynch, NE.
An F3 tornado touched down in Bowie County, Texas and tracked 19.9 miles, killing 3 and injuring 15. From Grazulis's record of significant tornadoes: SW New Boston to N Nash, TX.
An F3 tornado touched down in Athens, Washington counties, Ohio and tracked 20.3 miles, 400 yards wide at its widest, killing 3 and injuring 30. From Grazulis's record of significant tornadoes: Chauncey to SW Belpre, OH.
An F2 tornado touched down in Florence County, South Carolina and tracked 2.3 miles, 50 yards wide at its widest, killing 1 and injuring 2. From Grazulis's record of significant tornadoes: Olanta, SC.
An F4 tornado touched down in Harlan, Phelps counties, Nebraska and tracked 24.4 miles, 600 yards wide at its widest, killing 2 and injuring 6. From Grazulis's record of significant tornadoes: SE Oxford to N Loomis, NE.
An F4 tornado touched down in Norton, Phillips, Harlan counties, Kansas and tracked 35.3 miles, 800 yards wide at its widest, killing 1 and injuring 8. From Grazulis's record of significant tornadoes: E Almena, KS to NE Stanford, NE.
An F2 tornado touched down in Norton County, Kansas and tracked 17.9 miles, 880 yards wide at its widest, killing 1 and injuring 3. From Grazulis's record of significant tornadoes: W Logan/NE Almena, KS.
An F4 tornado touched down in Sedgwick County, Kansas and tracked 12 miles, 800 yards wide at its widest, injuring 12. From Grazulis's record of significant tornadoes: Wichita, KS.
An F3 tornado touched down in Fulton, Pulaski counties, Indiana and tracked 5.4 miles, 1,760 yards wide at its widest, injuring 4.
An F3 tornado touched down in York County, Nebraska and tracked 5.4 miles, 10 yards wide at its widest.
An F3 tornado touched down in Ellis County, Oklahoma and tracked 0.5 miles, 67 yards wide at its widest.
An F3 tornado touched down in Brown, Spink, Clark counties, South Dakota and tracked 156.3 miles, 10 yards wide at its widest, killing 1 and injuring 7.
An F3 tornado touched down in Dickinson County, Kansas and tracked 8.9 miles, 10 yards wide at its widest.
An F3 tornado touched down in Bon Homme County, South Dakota and tracked 15.4 miles, 87 yards wide at its widest.
An F3 tornado touched down in Saline County, Kansas and tracked 2 miles, 100 yards wide at its widest, injuring 60.
An F3 tornado touched down in Steele County, North Dakota and tracked 13.7 miles, 500 yards wide at its widest, injuring 1.
An F3 tornado touched down in Seward County, Kansas and tracked 2.7 miles, 30 yards wide at its widest, injuring 2.
Severe thunderstorms brought high winds and large hail to western and central Oklahoma on June 21, 1979. Winds gusted to 80 mph near Buffalo, and baseball-size hail pounded Weatherford and Colony. Winds exceeded 100 mph in the Oklahoma City metropolitan area, taking down power lines throughout the city. On the same date in the previous year, severe thunderstorms struck northern and central Oklahoma during the late morning and early afternoon. The Anadarko area was hardest hit, as golf ball size hail covered the ground. The hail combined with winds of at least 70 mph to cause extensive damage to the Caddo County town. A small tornado formed near Calumet, turned over a stock tank full of water, and carried it for almost a mile.
From the National Weather Service in Norman, Oklahoma.
An F3 tornado touched down in Schuyler County, Illinois and tracked 8.8 miles, 880 yards wide at its widest, killing 1 and injuring 12.
37 tornadoes were recorded on June 21, 1981, in Missouri, Kansas, Nebraska, Ohio, Florida, Pennsylvania, South Dakota, Minnesota and more. They killed 2 people.
An F2 tornado touched down in Warren County, Missouri and tracked 6.5 miles, 300 yards wide at its widest, killing 1 and injuring 6.
An F3 tornado touched down in Campbell County, South Dakota and tracked 6 miles, 600 yards wide at its widest, injuring 4.
An F3 tornado touched down in Ziebach County, South Dakota and tracked 6 miles, 300 yards wide at its widest.
An F2 tornado touched down in Oakland County, Michigan and tracked 0.3 miles, 80 yards wide at its widest, killing 1 and injuring 6.
Trees were downed in several locations, some on cars and across power lines.
An F3 tornado touched down in Saginaw County, Michigan and tracked 1 miles, 100 yards wide at its widest.
Over almost a four hour period, numerous severe thunderstorms moved from southwest to northeast across northeast Montana. These storms produced winds to 92 miles an hour, several small tornadoes and hail to a size of 1.75 inches.
A strong upper-level shortwave moving over northeastern Wyoming produced a long lived supercell thunderstorm. The thunderstorm developed over western Campbell County and moved east across Gillette and continued to Rozet.
The 2003 South Dakota tornado outbreak, known locally as "Tornado Tuesday", was a tornado outbreak that occurred in the southeastern and east central part of South Dakota in the United States on June 24, 2003. At the time, this outbreak tied a United States record for the most tornado touchdowns in a single day for one state, with 67.
From Wikipedia, CC BY-SA 4.0.
Severe thunderstorms containing large and damaging hail along with a few tornadoes and flooding rainfall moved across the Texas panhandle during the evening hours.
Storm chaser reported a tornado over open country.
Numerous trees and large limbs were reported down.
A small but destructive tornado rapidly developed near the merger of the east and west coast sea breezes over Port Charlotte. The first touch down was just northeast of the Charlotte County Cultural Center.
Several rounds of heavy rain-producing showers and thunderstorms moved across eastern Iowa and west central Illinois from 12:00 am June 22nd until approximately 6:00 am June 23rd. This occurred on already saturated ground from heavy rains on June 21st.
A warm, moist, and unstable airmass was in place over Iowa on the afternoon of the 21st. A Warm front lifted north into the state with temperatures rising into the upper 80s to low 90s south of it with dew point temperatures in the upper 60s to low 70s.
A surface front located across the Sandhills provided focus for outbreak of severe weather including numerous reports of tornadoes. Strong storms also dropped out of South Dakota and quickly turned tornadic.
Strong to severe thunderstorms developed across much of south central and southeast Wisconsin during the evening of June 21, 2010. A vigorous upper level disturbance helped to support deep vertical motions in the atmosphere, along with strong deep layer wind shear.
A complex of intense thunderstorms moved southeast across Yuma county into northwest Kansas during the evening. One tornado developed in Yuma county, and a large swath of golf ball to baseball sized hail fell.
27 tornadoes were recorded on June 21, 2010, in North Dakota, Minnesota, Iowa, Illinois, Montana, Colorado, Wisconsin, Kansas and more.
A nearly stationary, west to east oriented, frontal boundary wobbled north and south across northern and central Illinois during the afternoon hours of the 21st into the early morning hours of the 22nd.
Severe weather continued into the third week of June across the Billings Forecast Area. |Plenty of low-level moisture continued to be in place across Southeast Montana.
A powerful line of severe thunderstorms moved northeast across northern Illinois during the evening hours of June 21st producing damaging winds and widespread wind damage.
A strong warm front along with very unstable air and strong deep layer winds brought several supercell thunderstorns along with a damaging line of thunderstorms/bow echo to parts of central and northeast South Dakota during the afternoon hours.
A compact upper level low approached North Dakota while strong instability and very strong deep layer shear were present over a broad portion of the state.
A large Mesoscale Convective System (MCS) formed over Missouri early in the day. By evening, a line of severe storms had made its way into Kentucky and sounthern Indiana. This line continued south and southeast through Kentucky causing widespread damage and a loss of life.
The most widespread damaging wind event to affect Middle Tennessee in at least 15 years struck the area during the evening hours on Friday, June 21, 2019.
A severe weather outbreak occurred during the afternoon and early evening hours. An organized line of severe thunderstorms formed over the central Plains states during the night of the 20th. This bowing line of storms progressed southeast across the St.
An EF3 tornado touched down in Motley County, Texas and tracked 9.14 miles, 600 yards wide at its widest, killing 4 and injuring 15.
45 tornadoes were recorded on June 21, 2023, in Nebraska, Colorado, Texas, South Dakota, Wyoming. They killed 4 people.
A supercell thunderstorm developed in the far southern Texas Panhandle during the late afternoon of the 21st of June.
A series of shortwave troughs traversing the northern CONUS brought unsettled weather to the area for the end of June. On the 21st, a stationary front was draped across northeast Nebraska into Iowa.
An EF3 tornado touched down in Jefferson, Wayne counties, Illinois and tracked 15.26 miles, 400 yards wide at its widest, killing 2 and injuring 5.
44 tornadoes were recorded on June 21, 2026, in Missouri, Illinois, Indiana, Kentucky. They killed 2 people.
An intense mesoscale convective system (MCS), later classified as a derecho, swept across much of Oklahoma and portions of western-north Texas during the late evening of the 21st and predawn hours of the 22nd.
From June 21–22, 2026, a significant and fatal tornado outbreak, accompanied by a derecho, occurred across the United States, with the majority of activity concentrated in Illinois and Indiana. This outbreak was the third major outbreak to impact Illinois and Indiana in June 2026, succeeding a major outbreak on June 11 and another outbreak on June 17.
From Wikipedia, CC BY-SA 4.0.
The 21st late day brought a quickly-evolving set-up featuring an increasingly moist column supported by an approaching Middle Mississippi Valley upper short wave trough, strengthening flow amid a warm frontal zone draped over the local central Indiana region providing 35-50KT of…
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An unnamed storm crossed the coast as a category 2 hurricane, 85 kt (100 mph).
Hurricane Carlotta reached its peak of 115 kt (130 mph), a category 4 storm.
Hurricane Carlotta reached its peak of 135 kt (155 mph) with a central pressure of 932 mb, a category 4 storm.
Deep Depression BOB 03 and Cyclonic Storm Yemyin were a pair of deadly tropical cyclones that made landfalls on India and Pakistan in June 2007. The Pakistan Meteorological Department referred to both as Tropical Cyclone 03B, naming it "Tropical Cyclone Yemyin".
From Wikipedia, CC BY-SA 4.0.
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Harrison County received record flooding along the Boyer River along the entire reach. From the 19th of June to the 23rd, parts of northwest Iowa upstream from Harrison County was inundated with as much as 13 inches of rain. Locally, 2 to 5 inches was reported.
The heavy rain Friday night into Saturday afternoon had left South Central Texas soils saturated. The situation worsened Saturday evening into Sunday as heavy rain associated with the upper low pressure system redeveloped over the western Texas Hill Country.
Four to eight inches of rain fell over much of Kimble County, with ten inches reported at Segovia and 16 inches a few miles north of Segovia. The heavy rains and floodwaters closed Farm-to-Market roads and highways throughout the county.
Severe flash flooding occurred in Milwaukee county as a result of heavy rainfall amounts of up to nearly 10 inches over a 30 hour period ending about 1200CST. This flash flooding was greater than a "100 year rainfall" based on rainfall frequency maps.
Flash flooding occurred primarily in eastern Waukesha county as a result of heavy rainfall amounts in excess of 5 to over 8 inches in a 30 hour period ending about 1000CST. This flash flooding was greater than a "100 year rainfall" based on rainfall frequency maps.
An east to west stationary front across central Wisconsin was the focus for the development of thunderstorms. Heavy rain occurred across that part of the state during the night of June 21-22 as thunderstorms trained over the area for several hours.
The Myakka River at Myakka State Park recorded a record high crest of 12.46 feet on June 24th. The flood stage is 7 feet. One of the hardest hit areas was in the Hidden River neighborhood in far eastern Sarasota County.
A severe thunderstorm moved south across the eastern side of Colorado Springs, causing copious amounts of hail and heavy rain.
Thunderstorms dumped two to three inches of rain on eastern Crawford County during the morning of June 21st. Severe flooding occurred in the New Washington and Crestline areas. Several roads including State Routes 602, 598 and 96 were flooded by as much as three feet of water.
A warm front moved north across southern and central lower Michigan during the day of June 21st, allowing a much warmer and very humid airmass to advect into the area.
Two rounds of severe thunderstorms occurred across portions of southern and central Minnesota, between Friday afternoon, June 21st and early Saturday morning, June 22nd.
A nearly stationary band of thunderstorms developed across southwest Wisconsin during the evening of June 21st. These storms remained in place until another line of storms pushed in from the west during the early morning hours of the 22nd.
Strong to severe thunderstorms developed ahead of a cold front that was dropping southeast into the region.
Heavy rain on saturated soils during the evening of June 21st caused flooding. The heavy rains intensified overnight, causing both flooding and flash flooding early on the 22nd. Widespread flooding persisted throughout Northern Virginia throughout the day n the 22nd.
Another cycle of overnight and early morning storms complexes with scattered afternoon storms resumed across the region during the June 21-24 period. Flash flooding and severe storms occurred each day with this activity.
Accelerated snowmelt due to above normal temperatures produced high and fast flow on the Gunnison River. Two women died in separate recreational accidents caused by the dangerous water conditions.
A severe weather outbreak occurred during the afternoon and early evening hours. An organized line of severe thunderstorms formed over the central Plains states during the night of the 20th. This bowing line of storms progressed southeast across the St.
A multi-day significant heavy rainfall event from June 20-22 resulted in widespread rain totals between 5 and 10 inches across southwest Minnesota. As rainfall reached area streams and rivers, major to record flooding was observed, devastating multiple towns and communities.
Although it impacted only a handful of west central and especially northern counties of South Central Nebraska, a persistent narrow band of heavy rain on the evening of Friday the 21st into the pre-dawn of Saturday the 22nd caused what was likely the overall most impactful…
Heavy rain fell over portions of northern Iowa, especially northwestern Iowa and bordering states later on June 20 through early on June 21. This rainfall caused flash flooding in portions of northwest Iowa and also aided in saturating the soil.
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Trees were downed along Route 32.
Thunderstorm winds snapped a large 500-pound, 15 inch oak branch which fell atop and killed a 71 year old female while she walked along a sidewalk near the 6300 block of State Road 39 in Plant City.
A strong microburst wind resulted in one death in Utah County. The fatality occurred at a baseball park in Pleasant Grove, when a gust of wind blew a 250-pound portable pitching mound over, striking the 13-year-old boy in the head.
Several large tree limbs were reported down.
Scattered thunderstorms developed across the Ohio Valley ahead of a cold front, stemming from an upper level system churning over the upper Midwest. These storms pushed northeast into central Indiana during the afternoon and early evening of the 21st of June.
Numerous thunderstorms developed during the mid afternoon hours in a very moist and moderately unstable air mass with moderate low to mid level wind shear. Many of the storms produced gusty to damaging winds, some in excess of 60 mph, knocking down several trees and power lines.
A severe weather outbreak occurred during the afternoon and early evening hours. An organized line of severe thunderstorms formed over the central Plains states during the night of the 20th. This bowing line of storms progressed southeast across the St.
Multiple injuries were reported at the Guru Ram Das Puri retreat center just west of Espa ola due to a large tent that blew down during a dust devil. The tent was occupied by over 300 people, according to Rio Arriba County Sheriff's deputies.
A line of strong to severe thunderstorms moved across north Georgia during the early morning hours producing numerous reports of damage from thunderstorm winds, before diminishing around daybreak.
A broad upper trough covered the eastern United States for several days. The trough axis remained just west of Alabama and kept Alabama in moist and unstable air mass. A series of upper level disturbances rotated through the base of the trough and triggered severe thunderstorms.
Thunderstorms developed ahead of and along a cold front during the afternoon and evening of June 21st. A warm, moist airmass ahead of the front allowed for the formation of severe thunderstorms across much of central Pennsylvania.
Evening storms produced numerous strong wind reports and associated damage.
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On June 21, 1981, an avalanche near Ingraham Glacier, in Mount Rainier, struck a climb party attempting to reach the summit of Mount Rainier. Out of the 29 members, 11 were killed, making it the deadliest avalanche in the history of the mountain.
From Wikipedia, CC BY-SA 4.0.
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From the period of June 21st through June 30th, temperatures were in the middle 80s to lower 90s, causing heat-related deaths throughout the Chicago area.
The first heat wave of 1997 brought the hottest weather in two years to the Philadelphia area. The highest temperatures reached near 100 degrees on the 25th. Four persons died of hyperthermia within the city. Three died on the 26th, the last day of the heat wave.
An 81-year old woman was found dead in her Oklahoma City home.
Seven residents of Cook county died of heat related illinesses brought on by a prolonged period of hot weather. High temperatures at Chicago Ohare Airport ranged from the upper 80s to lower 90s with heat indices in the mid to upper 90s between June 21st and June 25th.
A combination of high temperatures in the upper 90s and dewpoints in the low 70s resulted in high heat index values ranging from 105 to 110 degrees across central Louisiana during the afternoon hours on June 21.
One female adult, one female toddler, and one male infant were found passed out in an enclosed car in Danville on a day when the temperature reached the middle 90s. All passengers were taken to hospitals. The two females survived but the male infant died four days later.
Warm air and moisture advection ahead of an approaching cold front combined with produce heat indices in the 90s.
A heatwave developed across the region, resulting in excessive heat warning conditions across parts of central and southern Arizona, with 3 direct fatalities due to the heat reported by the Maricopa County Department of Public Health.
Temperatures reached Excessive Heat Warning levels in Las Vegas on the 21st through 23rd. Two people died of heat related causes on the 21st.
A heatwave impacted the Coachella Valley and San Diego County deserts on June 21-22 due to high pressure aloft bringing in dry and hot conditions to those areas.
Above normal temperatures occurred in southeast Arizona on June 21st with high temperatures around 105 degrees on the Tohono O'odham Nation. The Pima County Medical Examiner confirmed that heat was the primary cause of death for one adult male south of Sells.
During the latter part of June, the Southwest was under the influence of a strong ridge of high pressure centered over the southern Plains. This allowed temperatures to climb slightly above seasonal normal values between the 21st through the 26th.
The 2022 Japan heatwave was a heatwave that affected many prefectures. 4 °F) in Isesaki, Gunma Prefecture.
From Wikipedia, CC BY-SA 4.0.
Abnormally high dewpoints lead to heat indices in Palo Duro Canyon reaching between 105 and 109 despite the ambient temperature being in the mid to upper 90s during the early part of the afternoon.
Sixteen people died in Las Vegas of heat-related causes.
Hot temperatures about 5 degrees above normal were experienced in the Tucson Metro June 21. The Pima County Medical Examiner determined heat to be a contributing factor in the death of one individual in Tucson.
Hot temperatures about degrees above normal were experienced across southeast Arizona on June 21. The Pima County Medical Examiner confirmed that heat was a contributing cause of death for an individual in Tucson.
Temperatures in Southeastern Arizona were near to 2-5 degrees below normal, causing Low HeatRisk. The Pima County Medical Examiner found that heat was a factor in the death for 4 individuals, three in Tucson were heat contributed and one in Tucson was heat caused.
On the afternoon of June 21st, an upper ridge was over the TN Valley and southeastern states with relatively low precipitable water values (1-1.2 inches). High temperatures were in the lower to mid 90s.
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The Fire 113349 started on June 21, 1991, in Alaska, and burned 18,026 acres.
The A 521 Fire was discovered on June 21, 1996, in Alaska, and burned 22,666 acres; the cause was recorded as natural.
The Mud Fire 731349 Fire was discovered on June 21, 1997, in Alaska, and burned 24,185 acres; the cause was recorded as natural.
The Taylor Highway Complex (Porcupine) Fire was discovered on June 21, 2004, in Alaska, and burned 284,595 acres; the cause was recorded as natural.
The Cave Creek Complex was discovered on June 21, 2005, in Maricopa County, Arizona, and burned 248,310 acres; the cause was recorded as natural.
Numerous thunderstorms with little or no rainfall spread across interior Northern California on June 21st. Approximately 8000 lightning strikes were detected, sparking as many as 2000 wildfires across Northern California.
The Basin Complex was discovered on June 21, 2008, in Monterey County, California, and burned 162,818 acres; the cause was recorded as natural.
The Yolla Bolly Complex (Iron) Fire was discovered on June 21, 2008, in Trinity County, California, and burned 32,903 acres; the cause was recorded as natural.
The Iron and Alps Complexes (Eagle) Fire was discovered on June 21, 2008, in Trinity County, California, and burned 32,059 acres; the cause was recorded as natural.
The Iron and Alps Complexes (Buckhorn) Fire was discovered on June 21, 2008, in Trinity County, California, and burned 31,419 acres; the cause was recorded as natural.
The Iron and Alps Complexes (Cedar) Fire was discovered on June 21, 2008, in Trinity County, California, and burned 25,398 acres; the cause was recorded as natural.
The Lime Complex (Miners) Fire was discovered on June 21, 2008, in Trinity County, California, and burned 24,776 acres; the cause was recorded as natural.
The Railbelt Complex (Minto Flats South) Fire was discovered on June 21, 2009, in Alaska, and burned 517,078 acres; the cause was recorded as natural.
With very dry fuels, a very dry air mass, and an increasing southwesterly flow as a low pressure system remained near the Pacific Coast, conditions across Utah became perfect for explosive fire growth.
The Sulatna River Fire was discovered on June 21, 2013, in Alaska, and burned 48,188 acres; the cause was recorded as natural.
The Siruk Creek Fire was discovered on June 21, 2013, in Alaska, and burned 20,363 acres; the cause was recorded as natural.
The Sushgitit Hills Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 276,038 acres; the cause was recorded as natural.
The Isahultila Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 128,617 acres; the cause was recorded as natural.
The Bering Creek Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 112,807 acres; the cause was recorded as natural.
The Big Mud River 1 Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 103,968 acres; the cause was recorded as natural.
The Hay Slough Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 91,444 acres; the cause was recorded as natural.
The Tozitna Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 78,213 acres; the cause was recorded as natural.
The Hardpac Creek Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 50,774 acres; the cause was recorded as natural.
The Harper Bend Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 43,378 acres; the cause was recorded as natural.
The Chitanana River Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 43,200 acres; the cause was recorded as natural.
The Nulato Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 42,403 acres; the cause was recorded as natural.
The Bare Mt Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 33,363 acres; the cause was recorded as natural.
The Baker Fire was reported on June 21, 2015, in Yukon-Koyukuk County, Alaska, and burned 24,179 acres; the cause was recorded as natural.
The Boxcar 0410 Rn Fire was reported on June 21, 2018, in Wasco County, Oregon, and burned 100,227 acres; the cause was recorded as natural.
The Hess Creek Fire was reported on June 21, 2019, in Yukon-Koyukuk County, Alaska, and burned 182,908 acres; the cause was recorded as natural.
The Little Mud River Fire was reported on June 21, 2019, in Yukon-Koyukuk County, Alaska, and burned 97,568 acres; the cause was recorded as natural.
The Little Crazy Mountain Fire was reported on June 21, 2019, in Yukon-Koyukuk County, Alaska, and burned 78,132 acres; the cause was recorded as natural.
The Bergman Creek Fire was reported on June 21, 2019, in Yukon-Koyukuk County, Alaska, and burned 40,671 acres; the cause was recorded as natural.
The Shovel Creek Fire was reported on June 21, 2019, in Fairbanks North Star County, Alaska, and burned 22,488 acres; the cause was recorded as natural.
The Clear Fire was reported on June 21, 2022, in Yukon-Koyukuk County, Alaska, and burned 73,284 acres; the cause was recorded as natural.
The North Fork Fire was reported on June 21, 2022, in Yukon-Koyukuk County, Alaska, and burned 60,088 acres; the cause was recorded as natural.
The Lansing Creek Fire was reported on June 21, 2022, in Yukon-Koyukuk County, Alaska, and burned 55,949 acres; the cause was recorded as natural.
The Radio Creek Fire was reported on June 21, 2022, in Yukon-Koyukuk County, Alaska, and burned 46,038 acres; the cause was recorded as natural.
The Minto Lakes Fire was reported on June 21, 2022, in Yukon-Koyukuk County, Alaska, and burned 37,752 acres; the cause was recorded as natural.
The Clear Fire was reported on June 21, 2024, in Fairbanks North Star County, Alaska, and burned 23,410 acres; the cause was recorded as natural.
The Roundabout Complex was reported on June 21, 2025, in Yukon-Koyukuk County, Alaska, and burned 75,495 acres.
The Nenana Ridge Complex was reported on June 21, 2025, in Fairbanks North Star County, Alaska, and burned 33,047 acres.
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A magnitude 5.8 earthquake struck Bayotsdzor, Armenia.
An earthquake struck Manila, Philippines.
An earthquake struck Bagneres DE Bigorre,lourdes,bordeaux, France. It killed many people (about 101 to 1,000).
A magnitude 7.5 earthquake struck Kuril Islands, Russia.
An earthquake struck Agusan River, E Mindanao, Philippines. It caused a tsunami.
A magnitude 6 earthquake struck Xinjiang, China. It killed 47 people, injured 85 and destroyed 425 houses.
A magnitude 7.5 earthquake struck Costa Rica.
A magnitude 7.5 earthquake struck Argentina.
A magnitude 5 earthquake struck Sichuan Province, China. It killed few people (about 1 to 50).
An earthquake struck Turkey.
A magnitude 5.8 earthquake struck Heilongjiang Province, China.
A magnitude 6 earthquake struck Hadjiabad, Sarkhun, Sarchahan, Iran. It did severe (about $5 to $25 million) damage.
A magnitude 4.4 earthquake struck Ancona, Italy. It killed 2 people and did $300 million in damage.
A magnitude 6.9 earthquake struck N. Honshu Island, Japan. It caused a tsunami.
A magnitude 5.6 earthquake struck Lowshan, Manjil, Iran. It killed 20 people.
A magnitude 6.3 earthquake struck Cuitzeo, Coahuayutla, Michoacan, Guerrero, Mexico. It did severe (about $5 to $25 million) damage.
A magnitude 6.5 earthquake struck Grimsnes, Selfoss, Eyrarbakki, Stokkseyri, Iceland. It destroyed 12 houses and did $12 million in damage.
A magnitude 3.2 earthquake struck Dhading, Nepal. It killed 1 person and injured 1.
A magnitude 6 earthquake struck Paktika Province, Pakistan, Afghanistan. It killed 1,039 people, injured 2,949, destroyed 1,900 houses and did $120 million in damage.
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A tsunami with a source recorded as earthquake struck Matina, Costa Rica.
A tsunami with a source recorded as meteorological struck Eastern Italy, Adriatic Sea, with a maximum water height of 3 meters. It did $9.5 million in damage.
A tsunami caused by a magnitude 6.9 earthquake struck N. Honshu Island, Japan, with a maximum water height of 1 meters.
A tsunami with a source recorded as meteorological struck Gulf of Mexico, United States, with a maximum water height of 0.6 meters.
1 on June 21, oldest first.
A G3 (strong) geomagnetic storm began June 21, 1961, reached Kp 7 and lasted 48 hours, with a daily Ap as high as 58; at that Kp the aurora may be seen from about 50 degrees geomagnetic latitude.
2 on June 21, oldest first.
A severe storm disaster that cost $1.5 billion in 2024 dollars and killed 1, on NOAA’s billion-dollar list. It lasted from June 21, 2015 to June 25, 2015.
A severe storm disaster that cost $5.5 billion in 2024 dollars and killed 8, on NOAA’s billion-dollar list. It lasted from June 21, 2023 to June 26, 2023.
17 on June 21, oldest first.
A 21 year old man was killed early in the morning when he was struck by lightning while taking a short work break from his job. He was observing the storm from the roof-top of his place of work when he was struck. He died instantly of electrocution.
Under partial sunshine, sideflash from a lightning bolt of a distant thunderstorm struck and killed a 47 year old male, injured a 27 year old male and a 20 year female while they stood within 15 feet of a seven foot tall wooden pole on the 300 block of West Fussell Road north of…
An eighteen year old male was swept away by a rip current after slipping off the old Gandy Bridge and falling into the the Old Tampa Bay waters.
One man was killed and another injured when they were struck by lightning while standing under a 30 foot oak tree. The injured man suffered from numbness to his right arm and leg and had burns on the bottom of his feet.
Four swimmers off Agat were swept up in strong currents. Three made it back to shore, but a 14-year-old girl was unable to get back, and drowned.
A man on a motorcycle was struck by lightning and killed. The motorcyclist was struck on U.S. Highway 36 between Church Ranch Blvd. and Sheridan Blvd. After the man was struck, he crashed into the center median.
Lightning killed a man in Pinecrest on June 21st.
Two men died when lightning struck their fishing boat on Choctwahatchee Bay.
A sea breeze boundary, combined with a shortwave trough, fired off strong thunderstorms that pushed off the coast of North Carolina.
A young woman pulled from the waters of Lake Michigan in Racine WI died about two weeks later on July 1st. Emergency crews responded to North Beach in Racine late in the afternoon on June 21st, to two teenage girls who were experiencing an emergency in Lake Michigan.
Persistent moderate onshore flow led to numerous rip currents for a multi-day period. The strongest rip current occurred between June 15-24 where unfortunately several fatalities occurred.
A 19 year old woman was seen struggling in Lake Michigan near Chicago's Foster Beach before sinking below the surface. Rescue crews searched for the woman and eventually postponed the search until the next morning when her body was found.
Strong rip currents across the area led to a drowning in northeast SC.
Lightning from thunderstorms produced one fatality in Garden County on June 21st.
Persistent south to southwest winds brought 3 ft breaking surf and a moderate risk of rip currents to the local beaches on Friday. In addition, hot and humid conditions had large crowds flocking to area beaches.
Strong winds on the 21st generated high waves and deadly currents on southern Lake Michigan beaches, resulting in several water rescues and a couple of fatalities.
A 35 year old man drowned in Lake Huron after being swept into the lake from a strong river outlet current.
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.