| Event | Special Weather Statement |
| Severity | Moderate |
| Urgency | Expected |
| Certainty | Observed |
| Area | Box Butte; Scotts Bluff; Banner; Morrill; Kimball; Cheyenne; South Sioux; South Laramie Range Foothills; Central Laramie County; East Laramie County |
| Effective | 9/25/2026, 6:05:00 AM CDT |
| Expires | 9/25/2026, 9:30:00 AM CDT |
Special Weather Statement issued September 25 at 5:05AM MDT by NWS Cheyenne WY
Details
Area webcams along Interstate 80, Highway 85, and Highway 385 show
visibilities occasionally at or below one half mile near Cheyenne,
Kimball, Alliance, and around Sidney early this morning. Low
clouds and fog are expected to develop further west along the
Interstate 25 corridor over the next few hours. Visibilities will
fluctuate between one quarter mile and two miles before 10:00 AM
MDT.
Motorists are urged to slow down and be prepared for a sudden
change in visibility early this morning. Allow for some extra
travel time.
This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.
More Stories
⚠️ Dense Fog Advisory – Mountrail; Hettinger; Adams; Northwest Ward – Friday, September 25, 2026
⚠️ Dense Fog Advisory – Renville; Central and Southern Ward/Minot Area – Friday, September 25, 2026
⚠️ Dense Fog Advisory – Grant; Western Sioux – Friday, September 25, 2026