Severe

Significant threat to life or property

Indiana Severe Thunderstorm Warning | Effective 05/18/2026 10:38

At 138 PM EDT, a severe thunderstorm was located near Rochester, moving northeast at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Logansport, Peru, Rochester, Argos, Akron, Mexico, Wells, Walnut, Tippecanoe, Erie, Denver, Fulton, Macy, Nyena Lake, Deedsville, Hoover, Old Tip Town, Tiosa, Lake Manitou, and Talma. For your protection move to an interior room on the lowest floor of a building.

Indiana Severe Thunderstorm Warning | Effective 05/18/2026 10:38

At 138 PM EDT, a severe thunderstorm was located over Wakarusa, or near Dunlap, moving east at 65 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... South Bend, Mishawaka, Plymouth, Bremen, Gulivoire Park, Granger, Osceola, North Liberty, New Carlisle, Bourbon, Lakeville, Roseland, La Paz, Indian Village, Teegarden, Chain-o-lakes, Crumstown, Tyner, Woodland, and Lydick.

Kansas Flood Watch | Effective 05/18/2026 10:41

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of southeast Kansas, including the following county, Bourbon. * WHEN...Through Tuesday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Additional rainfall amounts of 1 to 3 inches, with localized higher amounts of 4 inches. - http://www.weather.gov/safety/flood

Missouri Flood Watch | Effective 05/18/2026 10:41

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, east central, southwest, and west central Missouri, including the following areas, in central Missouri, Benton, Camden, Hickory, Maries, Miller, Morgan and Pulaski. In east central Missouri, Phelps. In southwest Missouri, Cedar, Dallas, Laclede and Polk. In west central Missouri, St. Clair and Vernon. * WHEN...Through Tuesday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers,

Alaska Flood Warning | Effective 05/18/2026 10:43

* WHAT...Flooding caused by snowmelt continues. * WHERE...Koyukuk. * WHEN...Until 1000 PM AKDT Monday. * IMPACTS...High water may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - At 940 AM AKDT, high water from Yukon River snowmelt has resulted in flooding in the community of Koyukuk. As of Monday morning water levels were finally starting to decline. The stream gauge at Galena shows water levels continuing to

Indiana, Michigan Severe Thunderstorm Warning | Effective 05/18/2026 10:44

SVRIWX The National Weather Service in Northern Indiana has issued a * Severe Thunderstorm Warning for... Elkhart County in north central Indiana... Eastern St. Joseph County in north central Indiana... Cass County in southwestern Michigan... Western St. Joseph County in southwestern Michigan... * Until 230 PM EDT. * At 144 PM EDT, severe thunderstorms were located along a line extending from near Hartford to Edwardsburg to near Bremen, moving northeast at 30 mph. HAZARD...60 mph wind gusts and penny size hail.

Illinois Severe Thunderstorm Watch | Effective 05/18/2026 10:44

SEVERE THUNDERSTORM WATCH 220 REMAINS VALID UNTIL 5 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 8 COUNTIES IN EAST CENTRAL ILLINOIS CLARK CUMBERLAND IN SOUTHEAST ILLINOIS CLAY CRAWFORD EFFINGHAM JASPER LAWRENCE RICHLAND THIS INCLUDES THE CITIES OF EFFINGHAM, FLORA, GREENUP, LAWRENCEVILLE, MARSHALL, NEWTON, OLNEY, AND ROBINSON.

Indiana Severe Thunderstorm Warning | Effective 05/18/2026 10:44

SVRIWX The National Weather Service in Northern Indiana has issued a * Severe Thunderstorm Warning for... Wabash County in north central Indiana... Kosciusko County in north central Indiana... * Until 230 PM EDT. * At 143 PM EDT, a severe thunderstorm was located near Akron, or near Rochester, moving northeast at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Warsaw, Wabash, North Manchester, Winona Lake, Akron, North

Michigan Severe Thunderstorm Watch | Effective 05/18/2026 10:00

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 221 IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN MICHIGAN THIS WATCH INCLUDES 21 COUNTIES IN CENTRAL MICHIGAN CLARE GRATIOT ISABELLA MECOSTA MONTCALM OSCEOLA IN SOUTH CENTRAL MICHIGAN CALHOUN CLINTON EATON INGHAM IONIA JACKSON IN SOUTHWEST MICHIGAN ALLEGAN BARRY KALAMAZOO
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