Upper Midwest Severe Thunderstorms Threaten Great Lakes and Ohio Valley Monday

Upper Midwest Severe Thunderstorms Threaten Great Lakes and Ohio Valley Monday SPC Day 1 Convective Outlook

Day 1 Outlook • July 27, 2026

Snapshot frozen at publish time • SPC issuance Jul 27, 2026, 05:52 UTC
This map reflects the outlook as issued; it does not update.
For the live SPC Day 1–3 outlook and active alerts, see iAlert Analysis.