Active Weather Alerts
Winter Storm Watch
Issued: 8:12 AM Mar. 13, 2026 – National Weather Service
...WINTER STORM WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... * WHAT...Heavy snow possible. Total snow accumulations of 10 to 15 inches over southern portions and far eastern portions; 3 to 6 inches in central portions and 1 to 4 inches in Lamar Valley and Mammoth. Winds could gust as high as 50 mph. * WHERE...Yellowstone National Park. * WHEN...From Saturday morning through Saturday evening. * IMPACTS...Travel could be difficult, especially in the backcountry. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. &&
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