winterstormwarning.com

Winter Storm Watch, Hawaii

Severe

Up to 10 inches of snow possible, gusts up to 70 mph. Travel could be very difficult to impossible.

Ended Saturday, March 21, 2026.

Replaced by the Winter Storm Warning on Saturday, March 21, 8:49 in the morning.

Issued
Expires
Updated

Places in this watch

No towns lie inside this area. It covers: Big Island Summit.

How much

Snow across the area
Up to 10 inches
Wind gusts
Up to 70 mph

Map

Map of Hawaii with this watch The Winter Storm Watch covers Hawaii. HAWAII10 mi HAWAII20 mi HAWAII20 mi HAWAII20 mi
  • This watch
Alert area: National Weather Service. Borders and highways: U.S. Census Bureau. Lakes, rivers and other countries: Natural Earth. Open this area in OpenStreetMap

Details from the National Weather Service

What
Heavy snow possible. Total snow accumulations up to 10 inches possible. Winds could gust as high as 70 mph. Light snow may linger Sunday night into Monday.
Where
Big Island Summits of Mauna Kea and Mauna Loa.
When
From this evening through Sunday afternoon.
Impacts
Travel could be very difficult to impossible. Blowing snow will significantly reduce visibility at times, with periods of zero visibility.

Updates

  1. Reissued with no change to the times or amounts. March 21, 2026
  2. Winter Storm Watch issued for Saturday evening through Sunday evening. March 20, 2026