Moderate

Possible threat to life or property

Wyoming Freeze Warning | Effective 05/18/2026 23:42

...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 12 degrees above zero 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, until noon MDT today. For the

Nebraska, Wyoming Freeze Warning | Effective 05/18/2026 23:42

* WHAT...Sub-freezing temperatures as low as 24 degrees. * WHERE...In Nebraska, Northern Sioux County, Scotts Bluff County, and Southern Sioux County. In Wyoming, Niobrara County, Central Laramie County, Central Laramie Range and Southwest Platte County, East Laramie County, East Platte County, Goshen County, and South Laramie Range Foothills. * WHEN...Until 10 AM MDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor

Wyoming Freeze Warning | Effective 05/18/2026 23:42

...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 18 degrees 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, until 10 AM MDT this morning. For the Freeze Watch, from this evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other

Wyoming Freeze Warning | Effective 05/18/2026 23:42

...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 12 degrees above zero expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 23 possible. * WHERE...South Laramie Range. * WHEN...For the Freeze Warning, until 10 AM MDT this morning. For the Freeze Watch, from this evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other

Nebraska Freeze Warning | Effective 05/18/2026 23:42

* WHAT...Sub-freezing temperatures as low as 25 expected. * WHERE...Banner County, Box Butte County, Cheyenne County, Dawes County, Kimball County, and Morrill County. * WHEN...Until 10 AM MDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

Wyoming Freeze Warning | Effective 05/18/2026 23:42

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 15 degrees. For the Freeze Watch, sub-freezing temperatures as low as 20 possible. * WHERE...Converse County Lower Elevations and Laramie Valley. * WHEN...For the Freeze Warning, until 10 AM MDT this morning. For the Freeze Watch, from late tonight through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other

Oklahoma Special Weather Statement | Effective 05/18/2026 23:43

At 142 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles southwest of Putnam to near Carter. Movement was southeast at 15 mph. HAZARD...Wind gusts of 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Elk City, Clinton, Burns Flat, Thomas, Arapaho, Canute, Custer City,

Oklahoma Special Weather Statement | Effective 05/18/2026 23:11

At 110 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 10 miles north of Butler to near Sayre. Movement was east at 15 mph. HAZARD...Wind gusts up to 50 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Elk City, Sayre, Hammon, Canute, Butler, Foss, Moorewood, Foss Reservoir, and Stafford.

Illinois Special Weather Statement | Effective 05/18/2026 23:12

At 111 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Burgess to Roseville. Movement was east at 50 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include... Monmouth, Burgess, Roseville, Kirkwood, Little York, Seaton, North Henderson, New Windsor, Little Swan Lake, Lake Warren, Alexis,
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