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Weather Information Update # 2 for April 12th, 2019

The Flash Flood Watch previous issued by National Weather Service (NWS) for Hawaii Island has since expired at 6:00 pm this evening (Friday April 12th). However, the following Advisories remain in effect:

WIND ADVISORY FOR SOUTH KOHALA DISTRICT REMAINS IN EFFECT UNTIL 6 PM HST SATURDAY - WINDS: Northeast 20 to 30 mph with localized gusts over 50 mph. - TIMING: Through 6 PM HST this evening. - IMPACTS: Winds this strong could down tree branches and cause localized power outages. Motorists, especially those in high profile vehicles, are urged to drive with caution. PRECAUTIONARY/PREPAREDNESS ACTIONS A Wind Advisory means that sustained winds of at least 30 mph, or gusts of at least 50 mph, are expected. Motorists should use extra caution.

WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST SATURDAY - WHAT: Snow and ice accumulation occurring. Plan on slippery road conditions. Additional snow accumulations of up to 1 inch is expected. - WHERE: Big Island Summits above 12000 feet. - WHEN: Until 6 AM Saturday. - ADDITIONAL DETAILS: Be prepared for reduced visibilities at times. 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.

Mauna Kea Access Road remains closed at Hale Pohaku. Poor visibility and road conditions at the summit of Maunakea.

Weather Synopsis

High pressure far to the northeast will drive breezy trade winds through the weekend, then will taper off early next week. An upper low lies northeast of the area and will act to enhance the trade winds showers, with heavier showers and isolated thunderstorms potentially impacting Maui and the Big Island through Saturday. Lingering showers will affect the windward sides of the islands through the rest of the weekend with drier weather expected by Monday. Windward slopes will be the focus of the rainfall, but leeward areas my see a few passing showers at times.

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