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Severe Thunderstorm Warning

Status

Event Continued Expired

Start Time

Fri 04/17/2026 11:22 PM EDT

End Time

Fri 04/17/2026 11:45 PM EDT

Significance

Warning

Storm Location

3 mi SW of Beecher, IL

Storm Motion

Moving E at 51 mph

Impacts

High impact

Tornadopossible
Hail threatradar indicated
Max hail size<.75 in
Wind threatradar indicated
Max wind gust60 mph

Locations Affected

Chicago, IL ∙ Orland Park, IL ∙ Tinley Park, IL ∙ Oak Lawn, IL ∙ Monee, IL ∙ Riverdale, IL ∙ Richton Park, IL ∙ Sauk Village, IL ∙ Fernway, IL ∙ Park Forest, IL

Full Alert Message

Severe Weather Statement National Weather Service Chicago/Romeoville 1022 PM CDT Fri Apr 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT FOR EASTERN WILL AND SOUTHEASTERN COOK COUNTIES... At 1022 PM CDT, severe thunderstorms were located along a line extending from South Deering to Monee to near Beecher, moving east at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Chicago, Hammond, Orland Park, Tinley Park, Oak Lawn, Calumet City, Chicago Heights, Chicago Lawn, Englewood, South Shore, Roseland, Bridgeport, Chicago Loop, Midway Airport, South Lawndale, Lincoln Park, West Town, Burbank, Lansing, Oak Forest, Harvey, New Lenox, Homer Glen, Blue Island, and Munster. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Tornado Watch remains in effect until 1100 PM CDT for northeastern Illinois...and northwestern Indiana. Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4189 8761 4189 8760 4183 8760 4173 8752 4130 8753 4130 8793 4161 8792 4170 8785 4178 8776 4187 8768 4192 8762 TIME...MOT...LOC 0322Z 256DEG 44KT 4171 8756 4142 8776 4131 8767 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH

Technical Header

ILC031-197-180345- /O.CON.KLOT.SV.W.0099.000000T0000Z-260418T0345Z/ Will IL-Cook IL- 1022 PM CDT Fri Apr 17 2026