Every tornado, hurricane, flood, blizzard, heat wave, record, earthquake, eruption, tsunami, wildfire and geomagnetic storm on record for March 17, 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
An F4 tornado touched down in Rains County, Texas and tracked 13.1 miles, 200 yards wide at its widest, killing 4 and injuring 50. From Grazulis's record of significant tornadoes: Emory, TX.
Tornadoes
An F3 tornado touched down in Saline County, Arkansas and tracked 17.7 miles, 100 yards wide at its widest, killing 12 and injuring 27. From Grazulis's record of significant tornadoes: S Slocomb/W Benton to N Collegevile, AR.
Tornadoes
An F3 tornado touched down in Jones, Craven, Pamlico counties, North Carolina and tracked 41.3 miles, 100 yards wide at its widest, killing 2 and injuring 85.
Billion-dollar disasters
A severe storm disaster that cost $1.6 billion in 2024 dollars and killed 1, on NOAA’s billion-dollar list. It lasted from March 17, 2016 to March 18, 2016.
Tornadoes
An F3 tornado touched down in Sarasota County, Florida and tracked 3 miles, 400 yards wide at its widest, killing 2 and injuring 45.
Earthquakes
A magnitude 7.5 earthquake struck Calaug,lopez,guiayangan, Quezon City, Philippines. It killed 15 people, injured 64, destroyed 98 houses and did $450,000 in damage. It caused a tsunami.
Tsunamis
A tsunami caused by a magnitude 7.5 earthquake struck Quezon, Philippines, with a maximum water height of 1.3 meters. It killed 15 people, injured 64, destroyed 98 houses and did $450,000 in damage.
Tornadoes
An F3 tornado touched down in Hunt County, Texas and tracked 4.8 miles, 100 yards wide at its widest, killing 1 and injuring 5. From Grazulis's record of significant tornadoes: Neylandville/NE Greenville, TX.
Volcanoes
Irazu, Costa Rica erupted with a Volcanic Explosivity Index of 3. It killed 15 people.
Tornadoes
Floods
Excessive rainfall developed over southern Missouri during the evening of 17 March. A line of training convection assumed a position roughly along a line from Anderson to Ozark to Licking.
Tornadoes
An F3 tornado touched down in Colbert, Lauderdale, Limestone counties, Alabama and tracked 29.8 miles, 10 yards wide at its widest, injuring 22.
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An F4 tornado touched down in Rains County, Texas and tracked 13.1 miles, 200 yards wide at its widest, killing 4 and injuring 50. From Grazulis's record of significant tornadoes: Emory, TX.
An F3 tornado touched down in Cherokee County, Texas and tracked 4 miles, 75 yards wide at its widest, injuring 9. From Grazulis's record of significant tornadoes: Jacksonville, TX.
An F2 tornado touched down in Hunt County, Texas and tracked 5.1 miles, 50 yards wide at its widest, killing 1 and injuring 3. From Grazulis's record of significant tornadoes: W Celeste, TX.
An F3 tornado touched down in Hunt County, Texas and tracked 4.8 miles, 100 yards wide at its widest, killing 1 and injuring 5. From Grazulis's record of significant tornadoes: Neylandville/NE Greenville, TX.
An F3 tornado touched down in Beckham County, Oklahoma and 800 yards wide at its widest, injuring 16. From Grazulis's record of significant tornadoes: Poarch/E Carter, OK.
An F2 tornado touched down in Washita County, Oklahoma, killing 1. From Grazulis's record of significant tornadoes: Port, OK.
An F3 tornado touched down in Saline County, Arkansas and tracked 17.7 miles, 100 yards wide at its widest, killing 12 and injuring 27. From Grazulis's record of significant tornadoes: S Slocomb/W Benton to N Collegevile, AR.
An F3 tornado touched down in Pike County, Arkansas and tracked 9.7 miles, 400 yards wide at its widest, injuring 3. From Grazulis's record of significant tornadoes: NW Delight, AR.
An F2 tornado touched down in Lake, Orange counties, Florida and tracked 7.8 miles, 150 yards wide at its widest, killing 1 and injuring 18. From Grazulis's record of significant tornadoes: Lake Jem/Tangervile/Mt. Dora, FL.
An F3 tornado touched down in Barnwell, Orangeburg counties, South Carolina and tracked 10.2 miles, 400 yards wide at its widest, injuring 7. From Grazulis's record of significant tornadoes: Springfield to Norway, SC.
An F2 tornado touched down in Galveston County, Texas and tracked 0.1 miles, 10 yards wide at its widest, killing 1 and injuring 7.
An F3 tornado touched down in Bibb County, Alabama and tracked 2.7 miles, 100 yards wide at its widest, injuring 4.
An F3 tornado touched down in Jones, Craven, Pamlico counties, North Carolina and tracked 41.3 miles, 100 yards wide at its widest, killing 2 and injuring 85.
An F3 tornado touched down in Colbert, Lauderdale, Limestone counties, Alabama and tracked 29.8 miles, 10 yards wide at its widest, injuring 22.
An F3 tornado touched down in Union, Prentiss counties, Mississippi and tracked 14.7 miles, 400 yards wide at its widest, injuring 10.
An F3 tornado touched down in Monroe County, Mississippi and tracked 8.5 miles, 230 yards wide at its widest, injuring 1.
An F3 tornado touched down in St. Mary Parish, Louisiana and tracked 1 miles, 50 yards wide at its widest, injuring 2.
An F3 tornado touched down in Sarasota County, Florida and tracked 3 miles, 400 yards wide at its widest, killing 2 and injuring 45.
An F1 tornado touched down in Anderson County, Texas and tracked 0.2 miles, 10 yards wide at its widest, killing 1 and injuring 3.
The Twin Falls County Sheriff's office reported strong winds associated with a thunderstorm 5 miles south of Kimberly, Idaho. Kimberly is in south central Idaho 5 miles southeast of Twin Falls. The most costly damage was done to two center- pivot irrigation systems.
An F0 tornado touched down near Tuscorora along State Road 1005. The tornado destroyed a couple of mobile homes and took the roof off of one house.
Several severe thunderstorms developed over western Oklahoma during the afternoon of the 17th and tracked slowly eastward during the evening, before dissipating over central portions of Oklahoma.
Very heavy rain began developing late on the 17th in northern and western Arkansas, and continued on the 18th as a powerful storm system approached from Texas.
Storms developed along a dry line which moved into north Texas during the afternoon hours on the 18th. Rich Gulf moisture and ample instability helped the storms develop further as they encountered a warm front to the east.
An upper-level short wave sweeping southeast through the southern Appalachians spawned isolated severe thunderstorms across the region. Cold air aloft, associated with the short wave, produced large hail in portions of north and central Georgia.
A cold front interacting with an upper level disturbance and plenty of moisture triggered a supercell just northwest of Throckmorton on March 17. Stormchasers videtoped a brief tornado touchdown just northwest of Throckmorton.
33 tornadoes were recorded on March 17, 2021, in Mississippi, Alabama, Louisiana, Arkansas, Missouri.
A significant severe weather event was expected on March 17th as a volatile airmass was in place across the region. Ample moisture, strong wind shear and a stout weather system moving through set the stage for significant severe weather.
A low pressure system deepened rapidly as it moved from southwest Kansas to southwest Missouri to southern Illinois.
A strong cold front moved through the southeast states, triggering a severe weather outbreak that produced several tornadoes along with numerous reports of large hail and damaging winds.
A slow-moving warm front lifted north into the Mid-South during the morning hours of March 17th with numerous showers and thunderstorms. Heavy rain produced some flash flooding and there were a couple of severe weather reports along with a couple of damaging lightning strikes.
Multiple rounds of thunderstorms and showers produced rain amounts of 3 to 5 inches across north Alabama. The heaviest rains were in northwest Alabama around the Quad Cities/Shoals area, and south of the Tennessee River, mainly along and east of the I-65 corridor.
A strong closed upper low pressure system ejected northeast through the Oklahoma/Texas Panhandle region during the afternoon and evening hours of March 16th, which helped mix a dry line east across Oklahoma and Texas.
A strong cold front moved through the southeast states, triggering a severe weather outbreak that produced several tornadoes along with numerous reports of large hail and damaging winds.
Scattered severe thunderstorms developed ahead of an approaching cold front on the night of March 16 into the early morning hours of March 17 across northeast North Carolina.
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Hurricane Emeraude reached its peak of 125 kt (145 mph) with a central pressure of 929 mb, a category 4 storm.
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On March 17 and 18, 1936, the city of Pittsburgh, Pennsylvania, witnessed the worst flood in its history when flood levels peaked at 46 feet (14 m). This flood became known as The Great St.
From Wikipedia, CC BY-SA 4.0.
The Poplar River in Daniels and Roosevelt Counties rose above the estimated flood stage of 12 feet reaching a crest of over 14 feet. While the river was out of its banks, it did not threaten homes or other property.
The Cumberland River flooded between March 18th and 23rd due to relentless heavy rains. A total of 300 residents were displaced along the Cumberland River, 5 bridges were destroyed, and several vehicles were swept away.
Widespread flooding occurred across most of East Tennessee with the hardest hit counties in central East Tennessee including Bledsoe, Meigs, Roane, Rhea, Loudon, Blount, Knox, and Sevier Counties. Rainfall totals between five and eight inches were reported in 36 hours.
Widespread flooding occurred across most of extreme Southwest Virginia. Rainfall totals between five and eight inches were reported in 36 hours. Total damage estimates were over 5 million dollars.
Widespread flooding occurred across Southwest Virginia with four to seven inches of rain reported in 24 hours. This event produced flash flooding, mudslides, and flooding on several major rivers including the Clinch and Powell Rivers.
Several roads were under water.
Dickenson County was on the northern fringe of an area of heavy rain that hit Tennessee, southeast Kentucky, and southwest Virginia late on Sunday the 17th and into the early morning hours of Monday the 18th.
Numerous roads were under water.
Heavy rains caused a wall of an abandoned store to collapse, a tree to fall, and sewers to back up.
Heavy rains during the afternoon and evening of March 17, resulted in repeated episodes of flash flooding. Numerous roads were flooded, a bridge was washed out, and a trailer was washed away.
Heavy rains that fell on March 17 and 18 resulted in numerous road closures and evacuations across Whitley County. Part of Highway 92W, near the McCreary County line, was washed away.
Heavy rains that fell on March 17 and March 18 caused several evacuations as well as numerous road closures across much of Harlan County. 12 hour rainfall amounts exceeded three inches.
Ice jams on Cattaraugus Creek resulted in flooding at Sunset Bay in Hanover. A couple of hundred residents were evacuated to shelters for the night. An estimated 75 homes were flooded, though some were only seasonal cottages.
The Missouri River near Williston, and its tributaries, rose above flood stage on March 17th. The flooding was caused bymelting snow and ice jams. The flooding was aggravated by an ice storm and heavy rain across western and centralNorth Dakota on the 17th and 18th.
Flooding was reported by Roosevelt County DES along Highway 2 near Bainville at 5:15 pm, threatening numerous businesses and homes. The flooding was due to a combination of rapid snowmelt and heavy rainfall when 1.61 inches of rain fell in Culbertson.
Low pressure formed along the southeast U.S. coast on the morning of March 16. Strong cold high pressure was anchored over southern Canada resulting in cold temperatures over the northeast. As low pressure moved north up the coast, precipitation began as snow over Maine.
Excessive rainfall developed over southern Missouri during the evening of 17 March. A line of training convection assumed a position roughly along a line from Anderson to Ozark to Licking.
A large upper trough with a closed upper low slowly moved east across the Central United States March 17th through the 19th. This allowed a strong southerly flow to transport copious amounts of moisture from the deep south into the Midwest.
A severe thunderstorm event beginning on the evening of March 17, evolved into a flash flood event on March 18.
Snow melt combined with several periods of rain brought high water and flooding to the Missouri River from north of Omaha downstream past its confluence with the Platte River south of Omaha.
A considerable amount of snow had accumulated during the previous winter across northern Iowa and southern Minnesota. As the snow melted, river levels rose across northern Iowa with numerous sites reaching minor to moderate flood levels.
A quasi-stationary frontal boundary combined with low level moisture and cooling aloft|for strong instability. This brought some large hail and damaging winds across portions|of the region.
A historic flooding event unfolded as heavy rainfall with a late winter storm drenched the area on March 13-14, 2019.
Flooding occurred along the White River and its tributaries from the Nebraska state line to Mellette County. The worst flooding was along the river over Oglala Lakota County.
A slow-moving warm front lifted north into the Mid-South during the morning hours of March 17th with numerous showers and thunderstorms. Heavy rain produced some flash flooding and there were a couple of severe weather reports along with a couple of damaging lightning strikes.
A mix of runoff from the storm two days earlier, melting snow, and reservoir releases caused flooding in the Owens Valley.
A mix of runoff from the storm two days earlier, melting snow, and reservoir releases caused flooding of the Meadow Valley Wash.
An upper level trough and a surface low pressure system to the west caused localized flooding on Oahu.
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A strong low pressure system moved across the northern tier of U.S. states during the night of the 16th through the day of the 17th. The low pressure had considerable support aloft and deepened considerably as it moved across northern Minnesota and the upper Great Lakes.
Tight pressure gradient behind a strong surface low that tracked across Minnesota and into the northern Great Lakes produced sustained winds across the area between 25 and 35 knots during an eight hour period. The maximum gust reported on this St.
High winds along the lakeshore and over the higher terrain of north central Ohio downed trees and power lines. A wind speed of 63 miles per hour was reported in Cleveland (Cuyahoga County). Power lines fell on and around a house in the city of Ashtabula (Ashtabula).
Nickel size hail fell near the intersection of 41st Street and Highway 75.
A weak mid level disturbance combined with record heat caused a storm which produced a microburst.
A vigorous upper level cyclone moving northeast from northern Mexico through the heart of Texas on the 17th and 18th induced an equally strong surface cyclone over the middle Rio Grande Valley of southwest Texas and extreme northern Mexico.
A series of storm systems from the Gulf of Alaska continued the strong gusty winds and periods of heavy rain across the San Francisco and Monterey Bay areas from March 17 through March 18, 2012.
Widely scattered thunderstorms produce some wind and hail events in the eastern Midlands.
A fast-moving cold front moved through Utah in mid-March, producing strong, and sometimes destructive, winds across the state.
An arctic cold front moving into southern New England brought rain and snow showers to the region, followed by strong, damaging winds.
A region of intense warm advection led to thunderstorm development over western counties of North Texas Wednesday Night in advance of a developing upper trough across the western United States.
A stationary front provided a focus for thunderstorms in Southeast Louisiana and Southern Mississippi March 17th and 18th. On the 17th thunderstorms along the front resulted in an outflow boundary causing strong wind gusts and isolated damage across the area.
A strong frontal boundary pulled up stationary south of Northeast Texas and Northern Louisiana during the morning hours of March 17th.
An upper level disturbance coupled with cold air aloft and moving into southern New England set off a complicated mix of showers and thunderstorms and non-convective winds. All efforts were made to separate out the non-convective winds from the thunderstorm winds.
A quasi-stationary frontal boundary combined with low level moisture and cooling aloft|for strong instability. This brought some large hail and damaging winds across portions of the region.
Thunderstorms moved across southwest Alabama producing large hail and damaging winds.
An upper level trough produce multiple rounds of thunderstorms across North and Central Texas as it approached from the west on Saturday and Sunday, March 17-18. A surface front and a dryline helped provide focus for thunderstorm development over the weekend.
An early morning line of storms along a Pacific front produced damaging winds and hail across North and Central Texas.
A severe thunderstorm moved across the northern portion of La Salle County during the early morning hours of the 17th. The storm produced very large hail in Cotulla. The hail ranged from golf ball to soft ball sized. The hail damaged many cars with broken windshields.
Strong low pressure moved into the Great Lakes on March 16th and into northern Quebec Canada by the morning of March 17th.
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Snowstorm of March 17, 1906 was ranked category 2, Significant, on NOAA’s Regional Snowfall Index, strongest in the Ohio Valley. It lasted from March 17, 1906 to March 20, 1906.
Winter was not quite over yet on March 16th and 17th, 1988. A snowstorm left more than 4 inches of wet snow across much of northwest and north-central Oklahoma. A few locations in northwest Oklahoma received as much as 15 inches of snow.
From the National Weather Service in Norman, Oklahoma.
Following the heavy snow from about 10 days earlier, Arctic air held its grip on Iowa for much of the week or so following. With the shallow Arctic air in place, the stage was set for an ice storm.
A slow moving winter storm dumped heavy snow across much of eastern New Mexico closing both Interstate Highways leading north and east from Albuquerque for up to 16 hours and causing travel gridlock throughout the eastern counties and the along the east slopes of the central…
Two skiers were caught and killed in an avalanche near Highland Peak. This was a hard-slab avalanche which fractured at about 4 feet below the surface of the snow pack. The avalanche traveled about 1100 feet in the vertical and was about 500 feet wide.
Snowmobilers triggered a medium-sized soft-slab avalanche on Pagoda Peak, 36 miles southwest of Steamboat Springs in northeast Rio Blanco County. The slide buried and killed one man under 3 feet of snow while still on his snowmobile and partly buried another person.
Border Patrol agents rescued five separate groups of people who were lightly clad and suffering from hypothermia in the San Diego Mountains near Pine Valley. Whiteout conditions were reported over the High Desert areas. The snow level was near 2500 feet.
A very moist, intense and slow moving Pacific storm system made its way across the four corners area and into southeastern Colorado from March 17th to the 19th, allowing for a deep easterly upslope flow to form along the Front Range.
A large, slow moving, moist system set up over the southern Great Plains on the 17th and brought persistent rain and snow to southern Colorado from the evening of the 17th to the morning of the 20th.
A powerful winter storm produced heavy snow and blizzard conditions over much of southeastWyoming over a 2 1/2 day period, closing most roads and isolating many areas. Snowfallamounts of 2 to 3 feet were reported over the Laramie Range west of Cheyenne, WY.
Periods of light snow produced a dusting of snow, mainly 1/4 inch or less, across Franklin County. The snow accumulations were confined mainly to grassy areas.
Snowstorm of March 17, 2013 was ranked category 1, Notable, on NOAA’s Regional Snowfall Index, strongest in the Northeast. It lasted from March 17, 2013 to March 20, 2013.
A climber was killed and his partner seriously injured when they were caught in an avalanche while descending Ypsilon Mountain in Rocky Mountain National Park.
A strong cold front moved through eastern Idaho early on March 17th and brought with it snow and very strong wind. The combination of snow and wind caused some road closures and fatal automobile accidents.
A vigorous and fast moving storm brought a period of heavy snow to the western mountains and high winds to many portions of western and central Wyoming.
A wintry mix of snow, sleet, and freezing rain with temperatures in the upper 20s to near 30 created icy roads during the morning hours of March 17th. An accident in LaPorte County resulted in 3 deaths.
A dynamic storm system brought high winds and a heavy wet snow on the 17th of March 2021. This combination lead to blizzard conditions in some areas and near blizzard conditions in others. Travel was impacted area wide and isolated power outages were reported.
A group of backcountry skiers triggered an avalanche in the Game Creek drainage on the west slope of the Teton Range. A man and a woman were caught in the avalanche and buried. The two were uncovered by their companions. The man was given CPR, but succumbed to his injuries.
Early winter storms dropped heavy snow over the San Juan Mountains in late December 2021 followed by over a month of dry weather into mid February 2022.
A series of moist, atmospheric river events brough very heavy snow to much of the western U.S. including western Colorado.
Deep low pressure over the Great Lakes and high pressure over Montana brought gusty northwest winds, on the order of 40 mph, to much of North Dakota. Falling snow was light, and in some cases just flurries, so although visibility was reduced at times, not significantly.
A deepening low pressure system strengthens and moves out of the Rockies and strengthens quickly. As the system neared the forecast area, there was very strong mid-level winds and deep vertical mixing. This created very strong surface winds of 70+.
A progressive shortwave trough and a subsequent period of colder northwesterly flow brought accumulating snow and impacts to portions of Utah's mountains as well as in portions of the Salt Lake Valley.
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The Winter of 2011-12 was largely abnormal with temperatures that averaged 4-5 degrees above normal and snowfall was 40-60 percent of normal. This combination accounted for snow packs across the region to be largely below normal or even non-existent by mid-March.
The Winter of 2011-12 was largely abnormal with temperatures that averaged 4-5 degrees above normal and snowfall was 40-60 percent of normal. This combination accounted for snow packs across the region to be largely below normal or even non-existent by mid-March.
Beginning in March 2024, severe heat waves impacted Mexico, the Southern and Western United States, and Central America, leading to dozens of broken temperature records, mass deaths of animals from several threatened species, water shortages requiring rationing, increased forest fires, and over 155 deaths in Mexico with 2,567 people suffering from heat-related ailments. Another 1,006 people were killed in the United States.
From Wikipedia, CC BY-SA 4.0.
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The Simm Place Fire started on March 17, 1989, in New Jersey, and burned 3,259 acres.
The Unnamed Fire started on March 17, 1989, in California, and burned 1,790 acres.
The Clavel Fire started on March 17, 1992, in New Mexico, and burned 1,221 acres.
The RL208 Fire was discovered on March 17, 2000, in Minnesota, and burned 5,120 acres; the cause was recorded as human.
The Simunck Sdgfp Fire was discovered on March 17, 2000, in South Dakota, and burned 2,000 acres.
The RL206 Fire was discovered on March 17, 2000, in Minnesota, and burned 1,920 acres; the cause was recorded as human.
The Unnamed Fire was discovered on March 17, 2000, in Lake of the Woods County, Minnesota, and burned 1,160 acres; the cause was recorded as arson/incendiarism.
The St.patty Fire was discovered on March 17, 2001, in Texas, and burned 2,344 acres; the cause was recorded as natural.
The Meeks Fire was discovered on March 17, 2006, in Quay County, New Mexico, and burned 5,000 acres.
The Unnamed Fire was discovered on March 17, 2006, in Edwards County, Texas, and burned 1,500 acres; the cause was recorded as equipment and vehicle use.
The Unnamed Fire was discovered on March 17, 2007, in Union County, New Mexico, and burned 2,000 acres; the cause was recorded as equipment and vehicle use.
The Crane Fire was discovered on March 17, 2008, in Crane County, Texas, and burned 3,018 acres; the cause was recorded as natural.
The Unnamed Fire started on March 17, 2008, in Florida, and burned 1,938 acres.
Breezy winds and warm temperatures promoted very dry relative humidities near 10% over the central South Plains during the afternoon hours of the 17th.
The Peach Orchard Fire was discovered on March 17, 2009, in Oklahoma, and burned 10,216 acres; the cause was recorded as debris and open burning.
The Mountain Creek Fire was discovered on March 17, 2009, in Laclede County, Missouri, and burned 2,160 acres; the cause was recorded as human.
The Neverending Fire was discovered on March 17, 2009, in Oklahoma, and burned 1,500 acres; the cause was recorded as debris and open burning.
The Unnamed Fire started on March 17, 2011, in Texas, and burned 3,746 acres.
The Unnamed Fire started on March 17, 2011, in Texas, and burned 1,975 acres.
The Unnamed Fire started on March 17, 2011, in Texas, and burned 1,583 acres.
The Unnamed Fire started on March 17, 2011, in Texas, and burned 1,476 acres.
The 93rd St Ne Fire was discovered on March 17, 2012, in Burleigh County, North Dakota, and burned 4,045 acres; the cause was recorded as recreation and ceremony.
The Rd 80 Fire was reported on March 17, 2016, in Lyon County, Kansas, and burned 5,000 acres; the cause was recorded as human.
The Chief Fire was reported on March 17, 2016, in Osage County, Oklahoma, and burned 2,933 acres; the cause was recorded as human.
The Msr 2 Fire was reported on March 17, 2016, in Las Animas County, Colorado, and burned 1,708 acres; the cause was recorded as human.
The Salt Creek Fire was reported on March 17, 2019, in Osage County, Oklahoma, and burned 2,237 acres; the cause was recorded as human.
The King Fire was reported on March 17, 2021, in Brooks County, Texas, and burned 11,728 acres; the cause was recorded as human.
The Eastland Complex was reported on March 17, 2022, in Eastland County, Texas, and burned 54,513 acres.
The Chico Lane Fire was reported on March 17, 2022, in Reagan County, Texas, and burned 8,000 acres.
The Arch Fire was reported on March 17, 2022, in Roosevelt County, New Mexico, and burned 5,712 acres; the cause was recorded as human.
The Edmunson Fire was reported on March 17, 2022, in Sterling County, Texas, and burned 3,861 acres.
The Baptist Fire was reported on March 17, 2024, in Osage County, Oklahoma, and burned 1,250 acres; the cause was recorded as human.
The Flying G Fire was reported on March 17, 2024, in Tulsa County, Oklahoma, and burned 1,200 acres.
Another unseasonably deep upper trough moved into the western U.S. March 17th strengthening into a closed upper low over Colorado on March 18th.
Wildfire started around 1:39 pm in rural Larimer County, approximately 4.5 miles west of Berthoud, CO. One house was destroyed. No injuries reported. Fire burned approximately 21 acres, before being fully contained by 3:49 pm.
The Plan B Fire was reported on March 17, 2025, in Latimer County, Oklahoma, and burned 3,231 acres; the cause was recorded as human.
The Neal Creek Fire was reported on March 17, 2025, in Pulaski County, Arkansas, and burned 1,910 acres.
The Tiger Mt Fire was reported on March 17, 2025, in McIntosh County, Oklahoma, and burned 1,630 acres; the cause was recorded as human.
The Iron Ladies Fire was reported on March 17, 2025, in Weld County, Colorado, and burned 1,501 acres; the cause was recorded as human.
The Rugged Mtn Fire was reported on March 17, 2025, in Pittsburg County, Oklahoma, and burned 1,463 acres; the cause was recorded as human.
The Flying J Fire was reported on March 17, 2025, in Latimer County, Oklahoma, and burned 1,154 acres; the cause was recorded as human.
The 139 Fire was reported on March 17, 2026, in Liberty County, Florida, and burned 6,499 acres; the cause was recorded as natural.
The Axtell Anceney Rd and Cottontail Rd Fire was reported on March 17, 2026, in Gallatin County, Montana, and burned 1,200 acres; the cause was recorded as human.
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An earthquake struck Rey (Ray), Iran. It did severe (about $5 to $25 million) damage.
An earthquake struck Mexico City. It did severe (about $5 to $25 million) damage.
A magnitude 8.4 earthquake struck Peru. It caused a tsunami.
A magnitude 6.2 earthquake struck Levkas, Greece. It did severe (about $5 to $25 million) damage. It caused a tsunami.
An earthquake struck San Juan, Virgin Islands, Puerto Rico, US Territories. It caused a tsunami.
A magnitude 7.7 earthquake struck Qinghai Province, China.
An earthquake struck Hawaii, United States. It caused a tsunami.
A magnitude 5.8 earthquake struck Kuril Islands, Russia. It caused a tsunami.
A magnitude 7.5 earthquake struck Calaug,lopez,guiayangan, Quezon City, Philippines. It killed 15 people, injured 64, destroyed 98 houses and did $450,000 in damage. It caused a tsunami.
A magnitude 6.6 earthquake struck Valparaiso, Vina del Mar, Chile. It killed 1 person.
A magnitude 5.6 earthquake struck Lombok Island, Indonesia. It killed 6 people, injured 182 and destroyed 843 houses.
A magnitude 5.4 earthquake struck Tapanuli, N Sumatera, Indonesia. It killed 1 person and injured 1.
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Krakatau, Indonesia erupted with a Volcanic Explosivity Index of 2. The eruption caused a tsunami.
Irazu, Costa Rica erupted with a Volcanic Explosivity Index of 3. It killed 15 people.
Etna, Italy erupted with a Volcanic Explosivity Index of 2. It did $10 million in damage.
Raoul Island, New Zealand erupted with a Volcanic Explosivity Index of 1. It killed 1 person.
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A tsunami caused by a magnitude 8.4 earthquake struck Peru.
A tsunami struck S. Mexico.
A tsunami with a source recorded as earthquake struck Virgin Islands, US Territories, with a maximum water height of 1.5 meters.
A tsunami struck Gulf St. Vincent, Australia, with a maximum water height of 1.2 meters.
A tsunami with a source recorded as volcano struck Krakatau, Indonesia, with a maximum water height of 500 meters.
A tsunami caused by a magnitude 4.5 earthquake struck Hawaii, United States, with a maximum water height of 3 meters.
A tsunami caused by a magnitude 5.8 earthquake struck N. Kuril Islands, Russia, with a maximum water height of 3 meters.
A tsunami caused by a magnitude 7.5 earthquake struck Quezon, Philippines, with a maximum water height of 1.3 meters. It killed 15 people, injured 64, destroyed 98 houses and did $450,000 in damage.
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A G3 (strong) geomagnetic storm began March 17, 1949, reached Kp 7- and lasted 9 hours, with a daily Ap as high as 37; at that Kp the aurora may be seen from about 52 degrees geomagnetic latitude.
A G3 (strong) geomagnetic storm began March 17, 2013, reached Kp 7- and lasted 18 hours, with a daily Ap as high as 72; at that Kp the aurora may be seen from about 52 degrees geomagnetic latitude.
A G4 (severe) geomagnetic storm began March 17, 2015, reached Kp 8- and lasted 36 hours, with a daily Ap as high as 108; at that Kp the aurora may be seen from about 47 degrees geomagnetic latitude.
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A severe storm disaster that cost $1.6 billion in 2024 dollars and killed 1, on NOAA’s billion-dollar list. It lasted from March 17, 2016 to March 18, 2016.
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Low pressure developed off the southeast U.S. coast on the morning of March 16th. It intensified while heading north overnight, approaching southern New England early on the 17th before passing north-northeastward through the Gulf of Maine.
Dense fog along portions of Interstate 57 between the Mississippi River and Interstate 55 resulted in several fatalities (indirect) in a massive pile-up. The pile-up occurred on both sides of the interstate near Charleston, Missouri in Mississippi County.
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.