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Ended official alertUpdated

Severe Thunderstorm Warning for Cook, IL; Lake, IN

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Applies to
Cook, Lake
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 137 PM CDT, a severe thunderstorm was located over Hammond, moving southeast at 35 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Chicago, Hammond, Gary, Calumet City, Portage, Merrillville, Roseland, South Shore, East Chicago,...

What the bulletin says to do

For your protection move to an interior room on the lowest floor of a building.

Read official NWS bulletin

Full official description

Bulletin details

At 137 PM CDT, a severe thunderstorm was located over Hammond, moving southeast at 35 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Chicago, Hammond, Gary, Calumet City, Portage, Merrillville, Roseland, South Shore, East Chicago, Schererville, Hobart, Lansing, Highland, Munster, Dolton, Chatham, Auburn Gresham, South Holland, Griffith, Dyer, South Deering, Lake Station, Lynwood, Whiting, and New Chicago.

Lifecycle record

Official revisions

2 captured
  1. Update

    Severe Thunderstorm Warning issued July 27 at 1:37PM CDT until July 27 at 2:15PM CDT by NWS Chicago IL

    Official revision
  2. Alert

    Severe Thunderstorm Warning issued July 27 at 1:28PM CDT until July 27 at 2:15PM CDT by NWS Chicago IL

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Chicago IL. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections