⚠️ Severe Thunderstorm Warning – Cass, NE; Johnson, NE; Nemaha, NE; Otoe, NE – Tuesday, August 18, 2026

Severe Thunderstorm Warning issued August 18 at 2:30AM CDT until August 18 at 3:30AM CDT by NWS Omaha/Valley NE

Details

SVROAX

The National Weather Service in Omaha has issued a

* Severe Thunderstorm Warning for…
Johnson County in southeastern Nebraska…
Nemaha County in southeastern Nebraska…
Otoe County in southeastern Nebraska…
Cass County in southeastern Nebraska…

* Until 330 AM CDT.

* At 229 AM CDT, severe thunderstorms were located along a line
extending from 4 miles north of Waverly to 3 miles southwest of
Bennet to 3 miles east of Clatonia, moving east at 50 mph.

HAZARD…60 mph wind gusts.

SOURCE…Multiple observed wind gusts of 60 to 65 MPH.

IMPACT…Expect damage to roofs, siding, and trees.

* Severe thunderstorms will be near…
Eagle, Greenwood, Palmyra, and Douglas around 235 AM CDT.
Elmwood and Murdock around 240 AM CDT.
Sterling and Unadilla around 245 AM CDT.

Other locations in the path of these severe thunderstorms include
Syracuse, Weeping Water, Avoca, Cook, Crab Orchard, Tecumseh,
Talmage, Nehawka, Dunbar, Lorton, Nebraska City, Johnson, Union,
Brock, Elk Creek and Julian.

This includes Interstate 80 in Nebraska between mile markers 415 and
426.

Instructions

For your protection move to an interior room on the lowest floor of a
building.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.