Severe

Significant threat to life or property

Nebraska Severe Thunderstorm Warning Severe | Effective 05-18-2026 12:42

Public safety alert, emergency alert, and weather alert Description: At 240 PM CDT, a severe thunderstorm was located over Diller, or 11 miles east of Fairbury, moving northeast at 30 mph. THIS IS A DESTRUCTIVE STORM FOR THE WARNED AREA. HAZARD...Baseball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. Locations impacted include... Harbine and Beatrice.

Wyoming Freeze Watch | Effective 05/18/2026 12:00

* WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 16 expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 23 possible. * WHERE...Converse County Lower Elevations. * WHEN...For the Freeze Warning, from 8 PM this evening to 10 AM MDT Tuesday. For the Freeze Watch, from late Tuesday night through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Wyoming Freeze Watch | Effective 05/18/2026 12:00

* WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 12 above expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 23 possible. * WHERE...South Laramie Range. * WHEN...For the Freeze Warning, from 8 PM this evening to 10 AM MDT Tuesday. For the Freeze Watch, from Tuesday evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Wyoming Freeze Watch | Effective 05/18/2026 12:00

* WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 18 expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 20 possible. * WHERE...Upper North Platte River Basin. * WHEN...For the Freeze Warning, from midnight tonight to 10 AM MDT Tuesday. For the Freeze Watch, from Tuesday evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Wyoming Freeze Watch | Effective 05/18/2026 12:00

* WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 17 expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 26 possible. * WHERE...Laramie Valley. * WHEN...For the Freeze Warning, from 8 PM this evening to 10 AM MDT Tuesday. For the Freeze Watch, from late Tuesday night through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Wyoming Freeze Watch | Effective 05/18/2026 12:00

* WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 12 above expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 18 possible. * WHERE...Central Carbon County, Ferris/Seminoe/Shirley Mountains, North Snowy Range Foothills, Shirley Basin, and Southwest Carbon County. * WHEN...For the Freeze Warning, from 6 PM this evening to noon MDT Tuesday. For the Freeze Watch, from Tuesday evening through Wednesday morning.

Kansas Severe Thunderstorm Warning | Effective 05/18/2026 12:02

SVRTOP The National Weather Service in Topeka has issued a * Severe Thunderstorm Warning for... Republic County in north central Kansas... Northern Washington County in north central Kansas... Northern Cloud County in north central Kansas... * Until 300 PM CDT. * At 202 PM CDT, a severe thunderstorm was located 4 miles southeast of Jamestown, moving northeast at 35 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail

Kansas Severe Thunderstorm Warning | Effective 05/18/2026 12:05

SVRTOP The National Weather Service in Topeka has issued a * Severe Thunderstorm Warning for... Western Ottawa County in north central Kansas... * Until 300 PM CDT. * At 205 PM CDT, a severe thunderstorm was located over Lincoln, moving northeast at 35 mph. HAZARD...Two inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include...

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 12:07

SVRGRR The National Weather Service in Grand Rapids has issued a * Severe Thunderstorm Warning for... Jackson County in south central Michigan... Ingham County in south central Michigan... Gratiot County in central Michigan... Southern Isabella County in central Michigan... Clinton County in south central Michigan... * Until 400 PM EDT. * At 307 PM EDT, severe thunderstorms were located along a line extending from 7 miles southeast of Howard City to near Portland to near Homer, moving northeast at 55 mph.

Indiana, Michigan, Ohio Severe Thunderstorm Watch | Effective 05/18/2026 12:08

SEVERE THUNDERSTORM WATCH 220 REMAINS VALID UNTIL 6 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN INDIANA THIS WATCH INCLUDES 9 COUNTIES IN NORTHERN INDIANA ADAMS ALLEN IN BLACKFORD DE KALB GRANT HUNTINGTON JAY STEUBEN WELLS IN MICHIGAN THIS WATCH INCLUDES 2 COUNTIES IN SOUTHWEST MICHIGAN BRANCH HILLSDALE IN OHIO THIS WATCH INCLUDES 8 COUNTIES IN NORTHWEST OHIO ALLEN OH DEFIANCE FULTON OH
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