Severe Thunderstorm Watch
Severe Thunderstorm Watch · Winthrop Harbor to Wilmette Harbor IL; Wilmette Harbor to Northerly Island IL; Northerly Island to Calumet Harbor IL; Calumet Harbor IL to Gary IN; Gary to Burns Harbor IN; Burns Harbor to Michigan City IN
Last updated · source: NOAA / National Weather Service
This event is no longer active — it's kept here as a record. Recovery may still be underway; the guidance below applies.
Severe Thunderstorm Watch issued July 4 at 12:33PM CDT until July 4 at 7:00PM CDT by NWS Chicago IL
This is a moderate-significance severe thunderstorm watch event affecting Winthrop Harbor to Wilmette Harbor IL; Wilmette Harbor to Northerly Island IL; Northerly Island to Calumet Harbor IL; Calumet Harbor IL to Gary IN; Gary to Burns Harbor IN; Burns Harbor to Michigan City IN, tracked from official feeds (NOAA / National Weather Service). We update this page as the situation develops.
- Type
- Severe Thunderstorm Watch
- Area
- Winthrop Harbor to Wilmette Harbor IL; Wilmette Harbor to Northerly Island IL; Northerly Island to Calumet Harbor IL; Calumet Harbor IL to Gary IN; Gary to Burns Harbor IN; Burns Harbor to Michigan City IN
- Began
- 2026-07-04 17:33 UTC
- Expected end
- 2026-07-05 00:00 UTC
Possible damage: stormwater
Affected by this event? Open your area's damage guides below to reach a vetted local restoration pro, 24/7.
Affected areas & guides
Every area named for this event, per the official source. Open yours for damage guides — what to do first, and how to reach a vetted restoration pro, 24/7.
Winthrop Harbor to Wilmette Harbor IL
Wilmette Harbor to Northerly Island IL
Northerly Island to Calumet Harbor IL
Calumet Harbor IL to Gary IN
Gary to Burns Harbor IN
Burns Harbor to Michigan City IN
Affected area map
Reported area: Winthrop Harbor to Wilmette Harbor IL; Wilmette Harbor to Northerly Island IL; Northerly Island to Calumet Harbor IL; Calumet Harbor IL to Gary IN; Gary to Burns Harbor IN; Burns Harbor to Michigan City IN. No affected-area perimeter was provided for this event. For the authoritative current map and advisories, see the official source.
NOAA / National Weather Service — official map & advisories ↗
Latest updates
We post official updates here as an event develops. There are no curated updates for this event yet — for the latest bulletins and advisories, follow the official source directly.