Winter Storm Warning for Sierra Nevada Mountains and National Parks
This alert is no longer in effect.
NOAA issued it on April 9, 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 has been issued for areas including Yosemite and Sequoia National Parks, with heavy snow and high winds expected from Friday to Sunday.
Read this weather record in 30 seconds
- Record type
- Winter Storm Warning
- Affected area
- Sierra Nevada Mountains
- Issued
- April 9, 2026
- Issuing authority
- NWS Hanford
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 Sierra Nevada Mountains.
Alert Details
A Winter Storm Warning has been issued by the National Weather Service (NWS) Hanford CA. It is effective starting April 9, 2026, with the alert type code WSW.
Affected Areas
The warning affects Yosemite NP outside of the valley, Upper San Joaquin River, Kaiser to Rodgers Ridge, Kings Canyon NP, Sequoia NP, and the South End of the Upper Sierra, specifically above 7,000 ft in the Sierra Nevada Mountains.
What You Should Do
Delay all travel if possible. If travel is absolutely necessary, drive with extreme caution and be prepared for sudden changes in visibility. Leave plenty of room between you and the motorist ahead, allow extra time to reach your destination, avoid sudden braking or acceleration, and be especially cautious on hills or when making turns. Make sure your car is winterized and in good working order.
Expected Conditions
Heavy snow is expected with low-end totals of 10 inches and high-end totals of 24 inches above 7,000 ft. Winds gusting to 55 mph or higher, with visibilities possibly dropping below 1/4 mile due to falling and blowing snow, leading to whiteout conditions.
Timeline
The warning is in effect from 5 PM PDT on Friday, April 10, 2026, until 11 PM PDT on Sunday, April 12, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →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.
Similar body length
Nearest notices by article body length (1,251 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 9, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.