Explore our interactive Portland hail map to monitor recent storm damage and severe weather across Cumberland County and the Casco Bay region. Whether you are a local resident or a roofing contractor, our data helps you track severe weather impacts in the Portland metro area. This page shows live NOAA/SPC hail reports for Portland in the last 30 days.
Scope: reported hail within 75 miles of Portland during the rolling 30-day source window · Retrieved Sep 15, 2026, 8:18 PM UTC
Sorted nearest to Portland city center · Source: NOAA Storm Prediction Center
Showing 0 of 0 events within 75 miles of Portland · Nearest to Portland first · Updated every 6 hours
THOR displays the most recent reported hail events from the NOAA Storm Prediction Center. Reports are preliminary and may be corrected or updated by the source.
This page is a 75-mile Portland area summary for the rolling 30-day window. Use THOR’s interactive map to research a ZIP code, address, county, or place and review the broader storm context.
While Maine experiences fewer severe hailstorms than the Midwest, Portland occasionally sees damaging summer thunderstorms driven by cold fronts meeting warm, humid coastal air. Notable events include scattered severe storms that have brought 1-inch hail to the region, causing localized vehicle and roof damage. Peak severe weather season in Portland typically runs from June through August.
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