Winter Storm Warning Issued for Wind River Mountains

Source: NOAA · Wind River Mountains, Wyoming

This alert is no longer in effect.

NOAA issued it on April 15, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

A Winter Storm Warning is in effect for the Wind River Mountains in Wyoming, with heavy snow accumulations of 9 to 18 inches and winds gusting up to 60 mph expected from 6 PM MDT on April 15 to 6 PM MDT on April 17.

Read this weather record in 30 seconds

Record type
Winter Storm Warning
Affected area
Wind River Mountains, Wyoming
Issued
April 15, 2026
Issuing authority
NWS Riverton WY

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Wind River Mountains, Wyoming.

Winter Storm Warning Alert

Alert Details

A Winter Storm Warning has been issued by the National Weather Service (NWS) Riverton WY. It is effective from 6 PM MDT on April 15, 2026, until 6 PM MDT on April 17, 2026.

Affected Areas

The warning affects the Wind River Mountains West and Wind River Mountains East in Wyoming.

What You Should Do

If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, visit https://weather.gov/riw/winter. For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info.

Expected Conditions

Heavy snow is expected with total accumulations between 9 and 18 inches. Winds will gust as high as 60 mph, potentially causing limited visibility.

Timeline

The warning is in effect from 6 PM MDT on April 15, 2026, to 6 PM MDT on April 17, 2026.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Winter Storm Warning is in effect for the Wind River Mountains in Wyoming, with heavy snow accumulations of 9 to 18 inches and winds gusting up to 60 mph expected from 6 PM MDT on April 15 to 6 PM MDT on April 17.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Wind River Mountains, Wyoming. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.