Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | Special Weather Statement |
| Area(s): | Southern Big Horn; Sheridan Foothills |
| Effective: | 2026-09-22 @ 7:31 am -> 2026-09-22 @ 9:30 am |
| Onset: | 2026-09-22 @ 7:31 am |
| Severity: | Moderate |
| Certainty: | Observed |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-09-22 @ 7:31 am |
| Headline: | Special Weather Statement issued September 22 at 6:31AM MDT by NWS Billings MT |
| Description: |
An area of dense fog is producing very poor visibility along Interstate 90 from Aberdeen Hill to Ranchester and near Sheridan. Travelers should expect to encounter visibilities of a quarter mile or less. Please use caution and allow extra time for your morning commute. Fog will dissipate in the couple of hours after sunrise. |