Winter Storm Warning Issued for Big Island Summits; Up to 18 Inches of Snow and 110 MPH Gusts Expected

Alert Details

The National Weather Service in Honolulu HI has issued a Winter Storm Warning for the Big Island Summits. The alert is driven by a powerful kona low located northwest of the state, which is expected to bring periods of heavy snow, thunderstorms, and high winds to the region.

Affected Areas

This warning specifically impacts the Big Island Summits at elevations above 12,000 feet.

What You Should Do

Travel to the summits is expected to be very hazardous or impossible. The National Weather Service advises that any travel plans to the summits should be postponed until the threat diminishes. Residents and visitors should prepare for significant amounts of snow, sleet, and ice.

Expected Conditions

• Snow Accumulation: Total accumulations of 12 to 18 inches are expected.
• Wind Speeds: Winds could gust as high as 110 mph.
• Visibility: Blowing snow will significantly reduce visibility, with periods of zero visibility and possible blizzard conditions.
• Additional Hazards: Thunderstorms are also possible during this weather event.

Timeline

The Winter Storm Warning is effective as of 2:36 PM HST on Thursday, March 12. The onset of conditions is expected at 4:00 PM HST on Thursday, and the warning is currently scheduled to remain in effect until 6:00 PM HST on Saturday, March 14.