Nebraska, Wyoming Freeze Warning | Effective 05/18/2026 12:00

Headline: 
Freeze Warning issued May 18 at 1:00PM MDT until May 19 at 10:00AM MDT by NWS Cheyenne WY
Event: 
Freeze Warning
Urgency: 
Expected
Effective: 
May 18, 2026 - 12:00pm
Expires: 
May 19, 2026 - 5:00am
Description: 
* WHAT...Sub-freezing temperatures as low as 21 expected. * WHERE...In Nebraska, Northern Sioux County, Scotts Bluff County, and Southern Sioux County. In Wyoming, Niobrara County, East Platte County, and Goshen County. * WHEN...From 8 PM this evening to 10 AM MDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Instruction: 
Take steps now to protect tender plants from the cold.
Area Description: 
Scotts Bluff; North Sioux; South Sioux; Niobrara County; East Platte County; Goshen County
Forcast Office: 
NWS Cheyenne WY