Janesville, Wisconsin Storm Reports

Live storm activity for Janesville, Wisconsin — hail size, wind gusts, and tornado confirmations pulled straight from the National Weather Service. Contractors working Janesville use these reports to identify hail-hit neighborhoods and file accurate insurance claims for Wisconsin homeowners.

Storm Activity Near Janesville (Last 12 Months)

  • 483 total storm reports
  • 225 hail reports (max 4.00" diameter)
  • 188 wind reports (max 100 mph)
  • 31 tornado reports
  • 31 severe weather days
  • Most recent storm: 2026-08-11

Nearby Storm Reports in Wisconsin

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Frequently Asked Questions

What's the fastest way to canvass hail damage in Janesville?

Pull up the Janesville storm map, filter to the most recent hail event, and drive the affected blocks the next morning. Roof Flow Pro logs every door knock so Wisconsin sales reps don't work the same street twice.

Is the Janesville storm report data official?

Yes — every report on the Janesville, Wisconsin page comes from NOAA's Storm Prediction Center and the National Weather Service Local Storm Reports feed, the same sources insurance carriers reference.

How often is the Janesville storm map updated?

Janesville, Wisconsin storm reports refresh every day from the official NOAA/NWS feeds, and severe-weather alerts push in real time so contractors know the moment a hail cell forms nearby.

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