Winter Weather Advisory issued October 14 at 2:06AM MDT until October 15 at 12:00PM MDT by NWS Cheyenne WY
Official severe-weather alerts, warning areas, and disaster updates.
expired · active · official-source
...SEASON'S FIRST WINTER STORM TO IMPACT THE SIERRA MADRE, SNOWY, AND SOUTHERN LARAMIE RANGES... .An upper level system will drift eastward and produce accumulating snow at elevations above 7000 feet through Thursday evening. Favorable upslope flow from the north to northeast at the Snowy Ranges are forecasted to produce snow accumulations of 6 to 12 inches through Thursday evening. As the system center moves east, winds shift out of a more northerly direction favorable for snow on the Sierra Madre Ranges starting overnight Wednesday. Snow levels are expected to reach the I-80 Summit of the Southern Laramie Ranges early Wednesday morning. Locally heavier snow totals are possible in the advisory zones. * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches, mainly above 7000 ft in elevation. Locally higher amounts may occur. Winds gusting as high as 45 mph. * WHERE...Snowy Range. * WHEN...Until noon MDT Thursday. * IMPACTS...Travel could be very difficult along Highway 130. Outdoor recreation could become dangerous to those caught unprepared for hazardous winter conditions. Hunters and hikers may become disoriented and lost due to low visibility in snow. Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
- Event time
- Source last updated
- Current version retrieved
- Provider
- NWS — active weather alerts (Storm)
- Location
- WY, US
- Severity
- Moderate
- area
- Snowy Range
- event
- Winter Weather Advisory
- onset
- 2026-10-14T02:06:00-06:00
- states
- ["WY"]
- urgency
- Expected
- certainty
- Likely
- effective
- 2026-10-14T02:06:00-06:00
- message id
- urn:oid:2.49.0.1.840.0.d3e477165016e09c5980ef528769e4b78d8e6b5f.003.1
- references
- ["urn:oid:2.49.0.1.840.0.2e4bd8f82f0872defd151ad7dbc134cc906c1e41.001.1"]
- instruction
- Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
- message type
- Update
- location basis
- Approximate: centers of the NWS zones listed in the alert
- freshness minutes
- 60
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Update history (2 recent revisions)
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