Storm reports for September 12, 2005

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 September 12 →

On September 12, 2005, 84 hail, 59 damaging-wind and 5 tornado reports were logged across 9 states. The largest hail reported was 2.75″ (baseball size) in Lac qui Parle County, MN.

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 (84)

Damage, injuries and deaths

National Weather Service offices recorded about $4.2 million in property damage, $105,000 in crop damage and 1 injury from hail, thunderstorm wind and tornadoes across the US on this storm day (148 events in 9 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Hennepin County, MN (near Maple Plain) · Tornado F1 · 1 injury
  “A 30 yard wide tornado touched down in Independence near the intersection of county roads 11 and 90, then crossed Lake Sarah. Around the lake numerous boats and docks were damaged.”
• Polk County, WI (near Amery) · Thunderstorm wind 86 mph · $4.1 million
  “Straight line winds estimated around 85 MPH produced significant damage on the south and east side of Amery. Emergency management reported minor damage to 26 residential and 3 business structures, major damage to 1 residential and 12 business structures, and the destruction of 7 business structures…”
• Union County, SD (near Alcester) · Thunderstorm wind 70 mph
  “Thunderstorm winds blew down trees and power lines.”
• Jackson County, MN (near Jackson) · Thunderstorm wind 70 mph
  “Thunderstorm winds caused tree damage, including a few large trees blown down.”
• Kingsbury County, SD (near Iroquois) · Thunderstorm wind 66 mph
  “Thunderstorm winds caused tree damage, including several branches blown down.”
• Gogebic County, MI (near Watersmeet) · Thunderstorm wind 63 mph
  “Large tree down blocking road near Marion Lake.”

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