Winter Weather Advisory

Locations Affected

Mauna Kea, HI ∙ Island of Hawai‘i, HI ∙ Mauna Loa, HI

Headline

.A slow moving upper level trough will move through the islands today through Friday, bringing periods of snow to the Big Island summits.

Full Alert Message

URGENT - WINTER WEATHER MESSAGE National Weather Service Honolulu HI 209 AM HST Thu Apr 17 2025 .A slow moving upper level trough will move through the islands today through Friday, bringing periods of snow to the Big Island summits. ...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM HST FRIDAY... * WHAT...Snow expected. Total snow accumulations 3 to 5 inches. * WHERE...Big Island Summits above 11,000 feet. * WHEN...From noon today to 6 PM HST Friday. * IMPACTS...Travel could be very difficult. Blowing snow will significantly reduce visibility at times, with periods of zero visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet, or freezing rain will cause travel difficulties. Be prepared for slippery roads and limited visibilities and use caution while driving.

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