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Severe weather patterns in the United States

Updated 2 times since CLSTR started tracking revisions of this situation.

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2026-09-03 02:57 UTC → 2026-09-04 09:56 UTC · added removed

In late August, Central Indiana faced potential strong thunderstorms with wind gusts forecasted between 60 and 65 mph. While the risk of tornadoes and flooding was initially considered low, some northern areas remained under higher risk for severe weather. By early September, the region experienced a period of active weather involving 70 mph wind gusts and torrential rainfall. A subsequent severe weather threat was forecast for a Thursday, with the Storm Prediction Center issuing a ‘Slight Risk’. Forecasters warned that potential storms could produce wind gusts up to 75 mph, inch-sized hail, and a tornado threat. As of September 2, forecasters continue to monitor a potential severe weather outbreak for Thursday evening. The Storm Prediction Center has maintained a ‘Slight Risk’ for the area. The severity of the this potential event is was contingent upon Thursday morning conditions; lingering clouds may limit instability, whereas conditions, as clear skies and sunshine could foster a more volatile environment for stronger storms heading into the overnight hours. If storms develop, they may produce damaging On September 3, severe weather threats materialized across parts of Michigan and Indiana. The National Weather Service issued warnings for Branch County, Michigan, and portions of Indiana, including St. Joseph, Steuben, and LaGrange counties. These warnings included predictions of wind gusts reaching up to 75 mph, one-inch hail, 60 mph and hail as large as 1 inch in diameter, affecting communities such as Sturgis, Angola, and Bronson, as well as areas along Interstate 69 and Interstate 80. Additionally, the Storm Prediction Center noted an isolated tornado threat. organizing convective cluster moving toward lower Michigan with the potential to produce severe wind gusts and hail.

Versions

  1. 2026-09-04 09:56 UTC Severe weather patterns in the United States
  2. 2026-09-03 02:57 UTC Severe weather patterns in the United States
  3. 2026-09-02 22:13 UTC Severe weather patterns in the United States

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