Big Island Summit storm history

Sustained winds of 55 MPH were observed at the Mauna Kea Summit.

A wintry mix with 1 to 3 inches of snow fell along with freezing rain creating hazardous conditions across the Summits. There were also wind gusts as high as 55 mph.

Snow accumulations were around one inch and ice accretion was around one tenth of an inch.

Periods of snow affected the Summits with the heaviest snows above 12000 feet while a mix of rain and snow fell as low as 10500 feet. Total snow accumulations were up to 5 inches. Southeast winds gusted up to 35 mph.

Heavy snow and mixed precipitation generated snow accumulations up to 8 inches with ice accumulations around two tenths of an inch or less that forced road closures on the Big Island Summits.

Park Rangers relayed to the National Weather Service that summit roads were closed to the public due to occasional whiteout and continued deteriorating weather conditions. Crews tried to clear the roads at times during the event, though snow continued to fall. The roads were at t…

Summit roads were closed for a period during this stretch due to high winds and snow.

Wind recording data on the summits recorded at max wind gust of 144 kts.

Mauna Kea Summit (CFHT) recorded a wind gust of 144 kts at 1:29 PM HST, Dec 19th. Web cams from the area noted several inches of snow were on the ground at this time. Roads to the summits were closed for several days.

Mesonet observation also recorded a wind gust at Mauna Kea Summit of 70 kts.

The National Weather Service in Honolulu was notified by Hawaii County Civil Defense Agency in the pre dawn hours of Monday November 28th, that the volcano had erupted. An Ash Advisory was issued, and ash from the initial eruption was tracked eastward. The advisory was cancelled …

Local officials reported that the Maunakea summit access roads were closed to the public at periods through this time due to ice and snow conditions.

Light icing covered webcams and weather sensors on the summit.

Winds, from various directions, gusted over 100 mph during a period that lasted more than one day over the summits of Mauna Kea and Mauna Loa on the Big Island of Hawaii. Winds also gusted over 90 mph on the Haleakala Summit on Maui.

An estimated 6 to 10 inches of snow fell, after about 2 inches of rain that fell and froze, over the summits of Mauna Kea and Mauna Loa on the Big Island of Hawaii. Some snow drifts were 3 to 5 feet in depth.

Snow accumulation above 6 inches at the summits of Mauna Kea and Mauna Loa on the Big Island.

Mainly southwest winds over the summits of Mauna Kea and Mauna Loa on the Big Island of Hawaii were sustained, at times, over 100 mph, with gusts topping 140 mph.

Winds, mainly from the southwest, gusted over 80 mph for a time over the Big Island summits of Mauna Kea and Mauna Loa.

Mainly SW to W winds were sustained anywhere from 60 to 135 mph, with gusts as high as 161 mph, at the summits of Mauna Kea and Mauna Loa on the Big Island. Winds were somewhat less at the summit of Haleakala on Maui. Blizzard-type conditions occurred from time to time with blowi…

Four to six inches of snow were observed on the summit of Mauna Kea.