Storm reports for April 18, 2004

IndependentNot affiliated with NOAA or the National Weather Service. Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology

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Other storms on April 18 →

On April 18, 2004, 246 hail, 115 damaging-wind and 14 tornado reports were logged across 8 states. The largest hail reported was 3.00″ (teacup size) in Sawyer County, WI.

Storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Radar hail estimates start October 2019.

Storm reports by state

Cities with hail reported within 5 miles

Hail reports (246)

Damage, injuries and deaths

National Weather Service offices recorded about $4.9 million in property damage from hail, thunderstorm wind and tornadoes across the US on this storm day (375 events in 8 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Cayuga County, NY (near Ledyard) · Thunderstorm wind 81 mph · $500,000
  “Thunderstorms caused scattered straight line wind damage across a large area of southern Cayuga County. About 20 to 30 structures sustained at least minor damage. The towns affected were Ledyard, Venice, Scipio, Genoa, and Moravia.”
• Cottonwood County, MN (near Westbrook) · Thunderstorm wind 79 mph · $500,000
  “Thunderstorm winds blew the roof off a barn and destroyed a machine shed. Two cars, a combine, and a field sprayer in the machine shed were damaged. The winds destroyed a barn on another farm, damaging a tractor and a van inside.”
• Nobles County, MN (near Adrian) · Tornado F1 · $500,000
  “A tornado destroyed a barn and blew the walls of a garage off its foundation. The garage was attached to a house which received no apparent damage.”
• Turner County, SD (near Parker) · Hail 1.75″ · $500,000
  “Large hail dented vehicles, broke windshields, damaged roofs and siding, and broke windows in numerous homes and businesses.”
• Brookings County, SD (near Brookings) · Hail 1.75″ · $500,000
  “Large hail, accompanied by winds gusting to 50 mph, dented vehicles, cracked and broke windshields and windows, dented siding, and damaged roofs.”
• Seneca County, NY (near Countywide) · Thunderstorm wind 81 mph · $200,000
  “Thunderstorm winds blew down trees and wires especially on the east side of Seneca Lake. In Romulus a radio tower was bent over onto a building. Minor property damage occurred. Some utility poles were blown over or damaged.”

Event narratives from NWS Storm Data, shortened. Up to six per day, chosen by deaths, injuries, damage and size.

Source: NOAA National Centers for Environmental Information (NCEI), Storm Events Database, as entered by National Weather Service offices; data through July 31, 2026. Damage is in dollars of the year, not adjusted for inflation.

Guides: What radar-estimated hail (MESH) is and isn't · Storm reports: preliminary vs final