April 17, 2026: Severe storms bring wind damage and a few tornadoes
At least seven tornadoes, including EF-1s in Pecatonica, Harrison, and Roscoe, Illinois, struck the NWS Chicago area amid wind gusts up to 70 mph and large hail over 2 inches, causing structural damage and river rises from heavy rain. The event capped an active severe weather stretch starting April 13 with repeated high-risk outlooks.
R
RNN News Desk
National Weather Service
·April 20, 2026·1 min readAt least seven tornadoes, including EF-1s in Pecatonica, Harrison, and Roscoe, Illinois, struck the NWS Chicago area amid wind gusts up to 70 mph and large hail over 2 inches, causing structural damage and river rises from heavy rain. The event capped an active severe weather stretch starting April 13 with repeated high-risk outlooks.
Source: National Weather Service. Original: https://www.weather.gov/arx/apr1426

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