Storm reports for September 21, 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 21 →

On September 21, 2005, 3 hail, 5 damaging-wind and 4 tornado reports were logged across 6 states. The largest hail reported was 1.75″ (golf ball size) in Mesa County, CO.

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

Hail reports (3)

Damage, injuries and deaths

National Weather Service offices recorded about $331 million in property damage, 2 injuries and 1 death from hail, thunderstorm wind and tornadoes across the US on this storm day (85 events in 6 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Hennepin County, MN (near Countywide) · Thunderstorm wind 81 mph · $130 million · 1 death
  “A large storm swept across most of northern Hennepin County, accompanied by large hail and a brief tornado. An NWS damage survey, spotter reports, video, and radar imagery indicate the storm had a very strong rear flank downdraft which was reported to have been sustained as long as 10 minutes in…”
• Ramsey County, MN (near Countywide) · Thunderstorm wind 75 mph · $25 million · 1 injury
  “A severe storm moved out of Anoka County and across northern Ramsey County, from Moundsview and New Brighton to White Bear Lake and North St Paul, knocking down tens of thousands of trees in those cities, as well as in Little Canada, Arden Hills, Maplewood, Vadnais Heights, Roseville, and St.”
• Anoka County, MN (near Coon Rapids) · Tornado F2 · $5 million · 1 injury
  “A damage survey determined that the tornado touched down in the east central portion of Coon Rapids, only a few blocks west of the border with Blaine. It traveled east-southeast causing mostly F0 to F1 damage at first, but strengthened to F2 status near the intersection of Jefferson Street and…”
• Anoka County, MN (near Countywide) · Thunderstorm wind 98 mph · $85 million
  “Two destructive storms swept across Anoka County, knocking over tens of thousands of trees, blowing roofs off houses, and producing large hail and two tornadoes. See separate reports for the hail and tornadoes.”
• Barron County, WI (near Rice Lake) · Hail 3.00″ · $30 million
  “Hundreds of houses damaged from wind driven large hail. Numerous car windows shattered. The local newspaper reported that one auto glass replacement company estimated about 200 different jobs were required.”
• Sherburne County, MN (near Big Lake) · Hail 1.75″ · $25 million
  “Roof damage reported to hundreds of homes, and golf ball size hail punched through some home siding. Numerous vehicles damaged. A newspaper reported that two insurance companies totaled over 1500 claims in this area. Property damage total is for all of Sherburne County on 9-21-05.”

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