Winter Storm Warning for Yosemite and Sierra Nevada Regions

Source: NOAA · Sierra Nevada Region

This alert is no longer in effect.

NOAA issued it on April 28, 2026, 3 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 has been issued for Yosemite NP outside the valley and surrounding areas, with heavy snow and high winds expected from April 21 to April 22.

Read this weather record in 30 seconds

Record type
Winter Storm Warning
Affected area
Sierra Nevada Region
Issued
April 28, 2026
Issuing authority
NWS Hanford CA

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 3 months ago; use the issuing agency's live warning service for current conditions in Sierra Nevada Region.

Winter Storm Warning in Sierra Nevada

Alert Details

A Winter Storm Warning has been issued by the National Weather Service (NWS) Hanford CA. It is effective from April 21, 2026, at 2:00 AM PDT until April 22, 2026, at 5:00 PM PDT.

Affected Areas

The warning affects Yosemite NP outside of the valley, Upper San Joaquin River, Kaiser to Rodgers Ridge, Kings Canyon NP, and Sequoia NP.

What You Should Do

If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Check the latest road conditions by calling 511.

Expected Conditions

Heavy snow is possible, with total snow accumulations of 3 to 5 inches above 7,000 feet, and 12 to 18 inches at the highest elevations of the Sierra Nevada. Winds could gust as high as 75 mph along the Sierra crest.

Timeline

The warning is in effect from 2:00 AM PDT on April 21, 2026, to 5:00 PM PDT on April 22, 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 has been issued for Yosemite NP outside the valley and surrounding areas, with heavy snow and high winds expected from April 21 to April 22.
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 Sierra Nevada Region. 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.