Areas of Severe Thunderstorms and Excessive Rainfall Today

Scattered severe thunderstorms are possible across parts of the Ohio Valley and Mid-Atlantic this afternoon and evening. Strong to severe wind gusts capable of producing wind damage should be the primary hazard, but isolated hail may also occur. Thunderstorms may bring heavy to excessive rainfall and possible flooding today over the northern Gulf Coast and upper Ohio Valley. Read More >

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Last Map Update: Wed, May 27, 2026 at 1:02:26 pm MDT

Watches, Warnings & Advisories

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National Weather Service Great Falls, MT

Heat Advisory

Daily Thunderstorm Threat

Expect off-and-on showers and thunderstorms across the Northern Rockies through Friday. Rainfall amounts will vary drastically over short distances. Primary threats include lightning and heavy downpours, a few stronger storms may contain strong outflow winds and hail. Localized flash flooding is possible if heavy rain stalls, with the highest risk localized to steep terrain, recent burn scars, and poor drainage areas.