Every tornado, hurricane, flood, blizzard, heat wave, record, earthquake, eruption, tsunami, wildfire and geomagnetic storm on record for June 30, 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 6.4 earthquake struck Shimabara, Yatsushiro, Higo, Japan. With the tsunami it caused, it killed 1,520 people and destroyed 470 houses.
Tsunamis
A tsunami caused by a magnitude 6.4 earthquake struck SW. Kyushu Island, Japan. It killed 1,520 people, destroyed 470 houses and did severe (about $5 to $25 million) damage.
Tornadoes
An F4 tornado touched down in Morgan, Johnson counties, Indiana and tracked 14.7 miles, 600 yards wide at its widest, killing 7 and injuring 20. From Grazulis's record of significant tornadoes: S Brooklyn/Waverly/SE Mooresville, IN.
Tornadoes
An F4 tornado touched down in Johnson County, Indiana and tracked 10.2 miles, 400 yards wide at its widest, killing 5 and injuring 15. From Grazulis's record of significant tornadoes: SW Franklin, IN.
Volcanoes
Mayon, Philippines erupted. It killed 200 people.
Tornadoes
On Sunday, June 30, 1912, a violent and deadly tornado devastated the city of Regina, Saskatchewan, Canada. The tornado, also known as the Regina Cyclone or the Regina tornado of 1912, remains the deadliest tornado in Canadian history with a total of 28 fatalities and about 300 people injured.
From Wikipedia, CC BY-SA 4.0.
Tornadoes
An F3 tornado touched down in Butler County, Pennsylvania and tracked 10 miles, 400 yards wide at its widest, killing 3 and injuring 32. From Grazulis's record of significant tornadoes: Coaltown, PA.
Tornadoes
An F3 tornado touched down in Shelby, Decatur counties, Indiana and tracked 9.8 miles, 70 yards wide at its widest, killing 2 and injuring 4. From Grazulis's record of significant tornadoes: S St. Paul, IN.
Tornadoes
An unrated tornado touched down in Beaufort County, South Carolina and tracked 8.2 miles, 100 yards wide at its widest, killing 23. From Grazulis's record of significant tornadoes: Port Royal Sound/Parris Island, SC.
Tornadoes
An F3 tornado touched down in Wayne, Preble counties, Indiana and tracked 6 miles, killing 1 and injuring 8. From Grazulis's record of significant tornadoes: N Richmond/Middleboro, IN/NW New Paris, OH.
Earthquakes
A magnitude 6.1 earthquake struck Abiz, Sarbisheh, Iran. It killed 12 people.
Tornadoes
An F3 tornado touched down in Bent County, Colorado and 200 yards wide at its widest, killing 1 and injuring 5. From Grazulis's record of significant tornadoes: SW Lamar, CO.
67 on June 30, oldest first.
An unrated tornado touched down in Beaufort County, South Carolina and tracked 8.2 miles, 100 yards wide at its widest, killing 23. From Grazulis's record of significant tornadoes: Port Royal Sound/Parris Island, SC.
An F4 tornado touched down in Morgan, Johnson counties, Indiana and tracked 14.7 miles, 600 yards wide at its widest, killing 7 and injuring 20. From Grazulis's record of significant tornadoes: S Brooklyn/Waverly/SE Mooresville, IN.
An F4 tornado touched down in Johnson County, Indiana and tracked 10.2 miles, 400 yards wide at its widest, killing 5 and injuring 15. From Grazulis's record of significant tornadoes: SW Franklin, IN.
An F3 tornado touched down in Shelby, Decatur counties, Indiana and tracked 9.8 miles, 70 yards wide at its widest, killing 2 and injuring 4. From Grazulis's record of significant tornadoes: S St. Paul, IN.
An F3 tornado touched down in Wayne, Preble counties, Indiana and tracked 6 miles, killing 1 and injuring 8. From Grazulis's record of significant tornadoes: N Richmond/Middleboro, IN/NW New Paris, OH.
An F3 tornado touched down in Butler County, Pennsylvania and tracked 10 miles, 400 yards wide at its widest, killing 3 and injuring 32. From Grazulis's record of significant tornadoes: Coaltown, PA.
An F1 tornado touched down in Philadelphia County, Pennsylvania and 100 yards wide at its widest, killing 2 and injuring 3. From Grazulis's record of significant tornadoes: Camden, NJ.
An F3 tornado touched down in Antelope County, Nebraska and 200 yards wide at its widest, injuring 1. From Grazulis's record of significant tornadoes: Mantorville/W Elgin, NE.
On Sunday, June 30, 1912, a violent and deadly tornado devastated the city of Regina, Saskatchewan, Canada. The tornado, also known as the Regina Cyclone or the Regina tornado of 1912, remains the deadliest tornado in Canadian history with a total of 28 fatalities and about 300 people injured.
From Wikipedia, CC BY-SA 4.0.
An F3 tornado touched down in Bent County, Colorado and 200 yards wide at its widest, killing 1 and injuring 5. From Grazulis's record of significant tornadoes: SW Lamar, CO.
An F3 tornado touched down in Butler, Cowley counties, Kansas and tracked 15.3 miles, 200 yards wide at its widest. From Grazulis's record of significant tornadoes: Douglas, KS.
An F3 tornado touched down in Johnson County, Missouri and tracked 7.3 miles, 400 yards wide at its widest, injuring 1. From Grazulis's record of significant tornadoes: Kingsville to Holden, MO.
An F3 tornado touched down in Aitkin County, Minnesota and tracked 0.1 miles, 10 yards wide at its widest.
An F3 tornado touched down in LaSalle County, Illinois and tracked 6.1 miles, 850 yards wide at its widest.
29 tornadoes were recorded on June 30, 1977, in Illinois, Indiana, Ohio, Missouri, Kentucky, Texas.
An F1 tornado touched down in Jackson County, Tennessee and tracked 2 miles, 100 yards wide at its widest, killing 2 and injuring 1.
An F3 tornado touched down in Highland County, Ohio and tracked 15 miles, 400 yards wide at its widest, injuring 3.
33 tornadoes were recorded on June 30, 1993, in Ohio, Florida, Kentucky, Kansas, Tennessee, Missouri, Colorado.
A tornado touched down briefly east of Greenbush. Apparently there no path of damage. It touched down in a field and went back up into the cloud.
Thunderstorm winds blew several trees down on power lines near Georgia Highway 52.
On June 30th, two "waves" of severe weather occurred: the first during the morning and the second during the evening.The first wave included an isolated severe thunderstorm that spawned two weak tornadoes, large hail, and damaging winds as it moved across Central Suffolk…
Recorded by wind equipment.
Tropical Storm Bill developed in the southern Gulf of Mexico on Sunday, June 29, 2003, then moved steadily northward toward the Louisiana coast.
Tropical Storm Bill developed in the southern Gulf of Mexico on Sunday, June 29, 2003 and moved steadily northward toward the Louisiana coast.
CO-OP observer.
Thunderstorms developed during the afternoon hours as an upper level trough crossed the region. The storms produced hail up to one inch in diameter. Hail reports spanned from Wheatfield across Cheektowaga, Lancaster, Hamburg and Colden to Varysburg.
Feeder bands from intensifying Hurricane Alex produced a prolonged period of locally heavy rain, gusty winds, and a few tornadoes during the day and evening of June 30th.
A series of convergent feeder bands associated with Tropical Storm Arlene, which made landfall nearly 300 miles south of the area along the northern State of Veracruz coast, dropped welcome tropical rains on the Lower Rio Grande Valley during the morning and early afternoon of…
A very dynamic pattern was in place over the state with a closed low located over southern Canada into the north central U.S. A very strong jet of 85 to 100 kts as present at 250 mb. CAPE by early morning was already 3000 to 4000 J/kg with downdraft CAPE of 1000 to 1400 J/kg.
46 tornadoes were recorded on June 30, 2014, in Iowa, Missouri, Colorado, Illinois, Indiana.
Extensive damage was sustained from two separate lines of thunderstorms on Monday, June 30th which was officially determined to be from two separate derecho events from Central Iowa east into Michigan and Ohio.
Extensive damage was sustained from two separate lines of thunderstorms on Monday, June 30th which was officially determined to be from two separate derecho events from Central Iowa east into Michigan and Ohio.
Strong to severe thunderstorms that produced damaging winds, large hail and a tornado affected Eastern Pennsylvania from the middle of the afternoon into the early evening on the 30th.
A Surface trough and associated frontal boundary extended across southeast Montana into southwest North Dakota. The initial thunderstorms formed over eastern Montana and moved into west central North Dakota. The majority of damage was done by four distinct storms.
Especially for counties south of Interstate 80 in South Central Nebraska, June finished with an active Saturday afternoon and evening of severe storms.
A cold front moved into a warm and unstable airmass, producing strong to severe thunderstorms and damaging wind gusts. A storm along the sea-breeze also produced a brief tornado.
3 on June 30, oldest first.
An unnamed storm crossed the coast as a category 2 hurricane, 85 kt (100 mph).
Tropical Storm Chris was a weak and very short-lived tropical cyclone that brought heavy rainfall and flooding to parts of Mexico in early July 2024. The third named storm of the extremely active 2024 Atlantic hurricane season, Chris developed from a tropical wave that was first noted by the National Hurricane Center (NHC) on June 24.
From Wikipedia, CC BY-SA 4.0.
Typhoon Bavi, known in the Philippines as Super Typhoon Inday, was an extremely powerful, large, and long-lived tropical cyclone that affected the Northern Mariana Islands, Guam, the Philippines, China, and parts of Taiwan in July 2026. The ninth named tropical storm, third typhoon and second violent typhoon of the 2026 Pacific typhoon season, Bavi was the second violent typhoon of the season to affect the Mariana Islands, after Typhoon Sinlaku made landfall on Tinian in April.
From Wikipedia, CC BY-SA 4.0.
19 on June 30, oldest first.
The second wettest month in the history of Oklahoma City was June of 1989. June deluges have helped place four Junes into the top ten wettest months in the city’s history. In June 1989, Oklahoma City recorded 14.66 inches of rain. Several other cities across the state also had record or near-record rainfall that month, including Clinton with 13.46 inches, Anadarko with 10.98 inches, Waurika with 10.77 inches, and Ada with 9.47 inches. A vast majority of the rain fell in a two-week period at the beginning of the month. On five separate days, the rainfall exceeded one inch, reaching a maximum of 4.56 inches on the 13th. Oklahoma City went on to have the wettest summer on record, months June through August, with a total more than 22 inches of rain.
From the National Weather Service in Norman, Oklahoma.
Persistent heavy rainfall caused Gunpowder, Fowlers, and Longbranch creeks to rise rapidly out of their banks. Numerous roads were under water and some people were rescued from the top of cars that became submerged in the water. Over 30 homes were damaged.
Persistent heavy rainfall caused flooding of roads and evacuation of homes. Several bridges were destroyed by high water. Around 30 homes were damaged.
Scattered supercells with winds in excess of 60 mph moved southeast across North Central Nebraska . The severe thunderstorms produced large hail which severely damaged crops and property.
Summary of events for June 30 1999:A line of scattered thunderstorms first developed to the west of Tulsa around 300 AM CDT on the morning of June 30. This line of storms quickly filled in to become a solid line, or a nocturnal MCS, racing southeast toward east-central Oklahoma.
Heard county 911 reported trees were blown down near Texas and Franklin.
Summary of events for June 30 1999:Major flash flooding resulted across northwest Arkansas when a line of thunderstorms, containing torrential rainfall and associated with a nocturnal MCS, moved slowly southeastward across northwest Arkansas on the morning of June 30.
A gazebo and outbuildings were damaged.
Trees were downed near the intersection of Old Mill and Rocky Point Roads.
Unseasonably cool air associated with a strong upper level low over the Great Lakes region combined with warm Lake Erie waters to produce persistent, intense lake-enhanced rainfall which trained repeatedly over northern Erie County, Pennsylvania during the early morning hours of…
A thunderstorm and accompanying heavy rain causes a small landslide that killed a hiker near the summit of Mt. Princeton.
The forecast area remained sandwiched between an unseasonably deep trough aloft to the west and a ridge to the east.
A large complex of severe thunderstorms developed along a stationary frontal boundary across eastern Iowa during the afternoon of June 30th, then tracked eastward along the boundary across north-central Illinois during the evening.
An unseasonably strong storm system tapping into above normal moisture sources across the Great Lakes and Northeast triggered multiple heavy rain producing thunderstorms across the region.
A short-lived, but intense heat spell with highs of 102 to 108 came to an abrupt end late this evening as active northwest flow overspread the region. Isolated, high-based supercell thunderstorms erupted first near the U.S.
A frontal boundary was draped across areas just west of Iowa during the morning hours of June 30th, and slowly moved eastward into the state throughout the day.
A cold front moving through a very moist and unstable air mass produced severe thunderstorms over portions of west and central Upper Michigan during the afternoon and evening of the 30th.
During the evening the group of thunderstorms from East Central Colorado moved into Northwest Kansas behind a cold front. As the thunderstorms moved into Kansas they become an organized thunderstorm complex, turning into more of a wind threat than a hail threat.
A cold front pushed southward into West Virginia and stalled nearby during the early morning hours on the 30th. Thunderstorms progressing through the area resulted in one to two inches of rainfall, leading to flash flooding across northeast West Virginia.
28 on June 30, oldest first.
Thunderstorm winds downed some trees.
Thunderstorms moved through central and south-central Nebraska. These storms produced hail up to an inch in diameter and winds to 70 mph. The airport at Loup City was very hard hit as several hangers were damaged or destroyed. Four airplanes also received substantial damage.
Thunderstorm winds blew down numerous trees across the area, downing power lines and causing minor damage to homes. Widespread power outages were reported, with power not restored to some area residents for several days.
Thunderstorm winds blew the roof off of a house, damaged several other homes, and downed numerous trees.
Many trees and power lines were downed. A 70 mile per hour wind gust was reported in Jackson Township. Many houses, and some greenhouses and other structures were damaged by falling trees and the high winds. Two houses under construction in Paris Township were flattened.
Thunderstorm winds knocked down a tree and a large limb.
An intense bow echo storm entered Crawford County northwest of Mc Cune and swept across southern sections of the county. 80 mph winds damaged several structures including homes and barns. Two Crawford County residents were inside a mobile home when the storm approached.
While the atmosphere dried out, it heated up on the 30th. Scattered thunderstorms bubbled up quickly across the north and built into the central counties. A devastating hailstorm struck parts of Pulaski and Lonoke counties late in the afternoon.
A veru unstable airmass over Southwest Montana produced numerous thunderstorms during the afternoon hours. Hail the size of baseballs was reported.
Powerful severe thunderstorms moved southeast across far northeast Illinois during the late evening hours of June 30th. Thousands of trees were blown down in eastern Lake County Illinois. Hail as large as baseballs fell across many areas of the city of Chicago.
A large supercell thunderstorm, just offshore over Lake Michigan, produced strong outflow winds that moved into far southeast Milwaukee County, and eastern sections of Racine and Kenosha counties during the evening of June 30th.
Severe thunderstorms produced intense straight-line winds in Granby, causing extensive damage. Town officials in Granby estimated at least 30 trees were knocked down from the storm, just within the city limits. At least two roofs were separated from the buildings themselves.
A passing upper level disturbance interacted with a very unstable atmosphere near the surface to generate scattered large hail producing thunderstorms. Some of these were accompanied by damaging winds.
A large scale bow echo raced east to northeast across southern WI, causing straight line wind damage in many areas. We Energies reported a maximum power outage of 110000 homes which has not happened since 2005.
High pressure resided over southern Utah/northern Arizona with weak low pressure over west Texas. This created strong easterly flow over southeast Arizona, which increased to 25-30 kts.
Northwest steering flow aloft over New Mexico combined with deep moisture and strong instability resulted in a significant severe weather event over the eastern plains.
An upper-level disturbance interacting with a nearly stationary frontal boundary draped across northern Illinois triggered several clusters of strong to severe thunderstorms during the afternoon of June 30th.
A strong upper level disturbance triggered severe thunderstorms across Southern Connecticut.
An upper level trough was over the western part of the country. Intense heating was occurring across West Texas. A dryline was across the eastern Permian Basin with very moist and unstable conditions along and to the east of this line.
Thunderstorms developed across portions of south central Nebraska during the evening of Tuesday, June 30th, along and just behind a cold front. Some of these thunderstorms became severe, bringing scattered instances of large hail, along with isolated severe wind.
A hot and humid airmass with heat index values well into the 90s was firmly in place when an upper level trough and associated cold front begin to move into western Maine on the afternoon of June 30th.
Isolated severe thunderstorm cells formed explosively during the late afternoon hours. The storms rapidly intensified into destructive hailstorms, producing golf ball to baseball size hail for sustained periods of time.
A fast, southward moving MCS produced widespread wind damage during the afternoon hours of June 30th, along the Alabama and Georgia state line. The damage (in west-central GA) occurred from Polk County south to around the Columbus area (Muscogee County).
Several bands and clusters of thunderstorms produced scattered instances of wind damage mainly near and east of Interstate 95 in Maryland and northern Virginia. There were a few instances of considerable wind damage in Maryland.
Scattered thunderstorms developed along and ahead of a cold front, and were most numerous over the Catskills and Sullivan County. A few storms became severe, producing damaging wind gusts that mainly knocked down trees and wires.
Severe thunderstorms over northeastern Colorado and the southern Nebraska Panhandle moved east into southwestern Nebraska during the late evening hours of June 30th.
9 on June 30, oldest first.
An 81 year old woman died of heat related causes. The date of death was estimated.
A 15-year-old-girl died of heat stroke on July 2nd while hiking on the Appalachian Trail along the Clarke and Loudoun County border. She was participating in a 13-day hiking trip with other students from Georgia, and she died on the 4th day of the hike.
June 2011 was a very warm and dry month across Oklahoma and Texas, just one in a long streak of months that led to extreme drought conditions. The month of June 2011 was the warmest June on record at Wichita Falls and the 3rd driest. Wichita Falls also saw the greatest number of days with high temperatures of at least 100 degrees in June, with that number being 28. At Oklahoma City, it was the 2nd warmest June and a record was set for the greatest number of days in the month of June with a high temperature of at least 90 degrees, all 30 days.
From the National Weather Service in Norman, Oklahoma.
Two people died of heat-related causes in the Las Vegas Valley.
Two people died in Las Vegas of heat related causes.
With temperatures peaking in the mid to upper 90's and dew points in the lower to mid 70's, heat index values ranged from 100 to 108 during the afternoon and early evening hours.
Dangerous heat continued into the last day of June for the Coastal Bend and western Brush Country.
The first part of the day on June 30, 2023, was characterized by dangerous hot and humid conditions across most of Middle Tennessee as heat index values soared to 115 to 125 degrees. With these hot temperatures, an abundant amount of instability was in place across the area.
1 on June 30, oldest first.
Seasonal summer like weather was occurring over northern California on June 30; however, local area waters ways were still running cold and fast. Water temperatures on the Feather River near Yuba City were around 61 to 63 degrees Fahrenheit.
45 on June 30, oldest first.
The Normal Heights fire was a destructive urban wildfire that broke out in the Normal Heights neighborhood of San Diego, California, on June 30, 1985. The fire burned about 300 acres, destroyed or damaged more than 100 structures, and displaced approximately 200 people.
From Wikipedia, CC BY-SA 4.0.
The Fire 832054 started on June 30, 1988, in Alaska, and burned 5,282 acres.
The Fire 131569 started on June 30, 1991, in Alaska, and burned 109,499 acres.
The Btt S 17 Fire started on June 30, 1991, in Alaska, and burned 43,568 acres.
The Twin Fire started on June 30, 1991, in Alaska, and burned 11,882 acres.
The Stoney Fire started on June 30, 1991, in Alaska, and burned 8,457 acres.
The Soda Fire started on June 30, 1991, in Alaska, and burned 6,466 acres.
The Tal N 25 Fire was discovered on June 30, 1993, in Alaska, and burned 26,200 acres; the cause was recorded as natural.
The Point Well Fire was discovered on June 30, 1994, in Idaho, and burned 21,470 acres; the cause was recorded as recreation and ceremony.
The Tastefull Fire was discovered on June 30, 1995, in Arizona, and burned 8,682 acres; the cause was recorded as natural.
The Towerii Fire was discovered on June 30, 1995, in Arizona, and burned 6,445 acres; the cause was recorded as natural.
The Slow Fork Fire was discovered on June 30, 1998, in Alaska, and burned 21,800 acres; the cause was recorded as natural.
The Unnamed Fire was discovered on June 30, 1998, in Osceola County, Florida, and burned 7,000 acres; the cause was recorded as natural.
The West Fork Fire was discovered on June 30, 1998, in Alaska, and burned 5,760 acres; the cause was recorded as natural.
The Kelly Creek Fire was discovered on June 30, 2000, in Humboldt County, Nevada, and burned 37,717 acres; the cause was recorded as natural.
The Flat Broke Fire was discovered on June 30, 2000, in Owyhee County, Idaho, and burned 5,787 acres; the cause was recorded as natural.
The Mustang Fire was discovered on June 30, 2002, in Daggett County, Utah, and burned 20,038 acres; the cause was recorded as equipment and vehicle use.
The South Fork II Fire was discovered on June 30, 2002, in Wyoming, and burned 15,000 acres; the cause was recorded as natural.
The Cub Fire was discovered on June 30, 2002, in New Mexico, and burned 13,525 acres; the cause was recorded as natural.
The Fawn Peak Complex (Farewell) Fire was discovered on June 30, 2003, in Okanogan County, Washington, and burned 81,343 acres; the cause was recorded as natural.
The Dawson 31 Fire was discovered on June 30, 2004, in Alaska, and burned 7,413 acres; the cause was recorded as natural.
The Vegas Fire was discovered on June 30, 2006, in Clark County, Nevada, and burned 40,402 acres; the cause was recorded as natural.
The Cove Mountain Fire started on June 30, 2006, in Utah, and burned 17,766 acres.
The Scorpio Fire was discovered on June 30, 2006, in Box Elder County, Utah, and burned 14,549 acres; the cause was recorded as natural.
The Chitty Fire was discovered on June 30, 2007, in Greenlee County, Arizona, and burned 15,000 acres; the cause was recorded as natural.
The Jordan Creek Fire was discovered on June 30, 2007, in Alaska, and burned 8,404 acres; the cause was recorded as natural.
The Jackies Butte Fire was discovered on June 30, 2008, in Malheur County, Oregon, and burned 25,491 acres; the cause was recorded as natural.
The Meu Lightning Complex (Hardy) Fire was discovered on June 30, 2008, in Mendocino County, California, and burned 5,581 acres; the cause was recorded as natural.
The Rock Slough Fire was discovered on June 30, 2009, in Alaska, and burned 62,313 acres; the cause was recorded as natural.
The Shanta Creek Fire was discovered on June 30, 2009, in Alaska, and burned 13,221 acres; the cause was recorded as natural.
The Squirrel Creek Fire was discovered on June 30, 2012, in Albany County, Wyoming, and burned 10,517 acres; the cause was recorded as human.
The Egan Fire was discovered on June 30, 2012, in White Pine County, Nevada, and burned 7,238 acres; the cause was recorded as equipment and vehicle use.
The Burro Fire was reported on June 30, 2017, in Pima County, Arizona, and burned 27,238 acres.
The County Fire was a wildfire east of Lake Berryessa in Yolo County and Napa County, California in the United States. The fire, first reported on June 30, 2018, in Rumsey Canyon in the community of Guinda, and was contained on July 17, 2018 after burning 90,288 acres.
From Wikipedia, CC BY-SA 4.0.
The County Fire was reported on June 30, 2018, in Yolo County, California, and burned 90,288 acres; the cause was recorded as human.
A wildfire began on June 30, 2021 just south of the village of Lytton in the interior of British Columbia, Canada. The fire destroyed much of Lytton and caused two civilian fatalities, announced July 3.
From Wikipedia, CC BY-SA 4.0.
The Salt Fire was a wildfire that burned 12,660 acres (5,123 ha) in the Lakehead area north of Shasta Lake in Shasta County, California in the United States during the 2021 California wildfire season. The fire was first reported on Wednesday, June 30, 2021, and it was fully contained on July 19, 2021.
From Wikipedia, CC BY-SA 4.0.
The Tiger Fire was reported on June 30, 2021, in Yavapai County, Arizona, and burned 16,278 acres; the cause was recorded as natural.
The Salt Fire was reported on June 30, 2021, in Shasta County, California, and burned 12,660 acres; the cause was recorded as human.
The Rattlesnake Fire was reported on June 30, 2021, in Wasco County, Oregon, and burned 5,480 acres; the cause was recorded as human.
The Consalus fire started on June 30 from lightning.
The Beehive Fire was reported on June 30, 2023, in Santa Cruz County, Arizona, and burned 10,745 acres; the cause was recorded as human.
The National Fire was reported on June 30, 2024, in Yukon-Koyukuk County, Alaska, and burned 15,381 acres; the cause was recorded as natural.
The Turkeyfeather Fire was reported on June 30, 2025, in Catron County, New Mexico, and burned 24,178 acres; the cause was recorded as natural.
The Mount Irish Fire was reported on June 30, 2025, in Lincoln County, Nevada, and burned 6,315 acres; the cause was recorded as human.
13 on June 30, oldest first.
A magnitude 6.4 earthquake struck Shimabara, Yatsushiro, Higo, Japan. With the tsunami it caused, it killed 1,520 people and destroyed 470 houses.
An earthquake struck Croatia, Balkans NW.
A magnitude 6 earthquake struck Shanxi Province, China. It killed some people (about 51 to 100).
A magnitude 7.5 earthquake struck Sylhet, Bangladesh.
An earthquake struck Surigao, NW Mindanao, Philippines. It did extreme (about $25 million or more) damage.
A magnitude 7.6 earthquake struck Phoenix Islands, Kiribati.
A magnitude 7.6 earthquake struck Kuril Islands, Russia.
A magnitude 6.1 earthquake struck Abiz, Sarbisheh, Iran. It killed 12 people.
A magnitude 7.2 earthquake struck Komandorsky Island, Russia.
A magnitude 6.4 earthquake struck Tsoukalades-Kalamitsi (Leukas), Greece. It killed 6 people.
An earthquake struck Western Iran.
A magnitude 6.2 earthquake struck San Andres Huaxpaltepec, Mexico. It killed 1 person.
A magnitude 5.8 earthquake struck Yogyakarta, Java, Indonesia. It killed 1 person, injured 25 and destroyed 3 houses.
3 on June 30, oldest first.
Vesuvius, Italy erupted. The eruption caused a tsunami.
Krafla, Iceland erupted with a Volcanic Explosivity Index of 2.
Mayon, Philippines erupted. It killed 200 people.
3 on June 30, oldest first.
A tsunami caused by a magnitude 6.4 earthquake struck SW. Kyushu Island, Japan. It killed 1,520 people, destroyed 470 houses and did severe (about $5 to $25 million) damage.
A tsunami with a source recorded as volcano struck Campania, Italy.
A tsunami struck Northern Chile.
3 on June 30, oldest first.
A G4 (severe) geomagnetic storm began June 30, 1957, reached Kp 8+ and lasted 45 hours, with a daily Ap as high as 150; at that Kp the aurora may be seen from about 43 degrees geomagnetic latitude.
A G3 (strong) geomagnetic storm began June 30, 1976, reached Kp 7- and lasted 3 hours, with a daily Ap as high as 29; at that Kp the aurora may be seen from about 52 degrees geomagnetic latitude.
A G3 (strong) geomagnetic storm began June 30, 1982, reached Kp 7- and lasted 6 hours, with a daily Ap as high as 39; at that Kp the aurora may be seen from about 52 degrees geomagnetic latitude.
16 on June 30, oldest first.
An out-of-state swimmer was caught in a rip current, was rescued but later died, about 10 hours after the incident.
Out of an estimated 295,000 visitors to the San Diego County beaches, 366 rescues were made. Many were blamed on strong rip currents. One 10-year-old San Diego boy drowned at Mission Beach.
Lightning struck an antenna and traveled into garage, setting fire to two cars, a truck camper, motorcycle and other things in the garage.
A farm worker was struck and killed by lightning while working on an irrigation pipe in a farm field during a thunderstorm.
A 26 year-old male was struck and killed by lightning while working on a third story roof along Princess Palm Avenue in Sabel Park.
A 22-year-old man was struck and killed by lightning while tossing a football with his friend on the beach at Island Beach State Park in section A-15. His friend (23-year-old man) was also injured by the same bolt, but suffered only minor burns.
A weak trough or convergence line moved across northern New York during the afternoon of June 30th. Thunderstorms preceded and accompanied this trough. Around 1 PM EDT (Noon EST) lightning struck Algonquin Peak which is about 4 miles south of Lake Placid.
Lightning struck the second floor roof of a East Rockhill Township home on Ridge Road. The ensuing fire engulfed the second floor of the house. Seven firefighters at the scene were injured when lightning struck a nearby tree and traveled along the ground to them.
Three field workers taking shelter under a pecan tree were struck by lightning.
Moist westerly flow and an upper level trough over North Florida led to the development of severe thunderstorms over Southeast Florida and the adjacent Atlantic waters.
Scattered thunderstorms across southeast Texas produced heavy rain and frequent lightning. One fatality occurred due to a lightning strike in Harris County.
Four people were swept into the ocean at Bonny Doon Beach in Santa Cruz County due to Sneaker Waves. Two men were rescued by a USCG helicopter. Two women died as a result of drowning.
A thunderstorm over portions of southwest Tennessee generated an indirect lightning death during the afternoon hours of June 30th.
Rescue crews responded to the Port Aransas beach for a call for two swimmers in distress near mile marker nine late on the morning of the 30th. Officials said the young man and his father were swimming when they both began to have trouble in the water.
Four people required rescuing while swimming near Lighthouse Beach during the afternoon of the 30th. Three of the four swimmers, two teenage girls and one adult woman, were rescued.
A mid-level disturbance moved across the southern peninsula of Florida on June 30th, which led to abundant convective activity across the region.
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.