19°33'北 / 155°0'西 / 高度 177 m / 01:31 2026-03-21, Pacific/Honolulu (UTC-10)
開始于: 2026-03-20, 15:41
到: 2026-03-21, 06:00
...A WINTER STORM WATCH IS IN EFFECT FOR THE BIG ISLAND SUMMITS ABOVE 12000 FEET FROM 6 PM HST SATURDAY TO 6 PM HST SUNDAY...
.A kona storm is likely to bring heavy snow and strong winds to the summits beginning Saturday night and lasting through Sunday afternoon.
* 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.
* WHEN...From Saturday 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.
Hawaii in Hawaii
A Winter Storm Watch means there is potential for significant snow
or ice accumulations that may impact the summits. Anyone planning
travel to the summits, including hikers and campers, should monitor
the latest forecasts and consider postponing their trip until
improved weather returns.
NWS Honolulu HI
2026-03-20, 15:41
開始于: 2026-03-20, 17:12
到: 2026-03-21, 06:00
...FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON FOR ALL ISLANDS IN THE STATE OF HAWAII...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...The island of Oahu in Honolulu County, Maui, Molokai, Lanai, Kahoolawe, and the Big Island.
* WHEN...Through Sunday afternoon.
* IMPACTS...Significant flooding may occur due to the overflow of streams and drainages. Roads in several areas may be closed, along with property damage in urban or low lying spots due to runoff. Landslides may also occur in areas with steep terrain.
* ADDITIONAL DETAILS... - A kona low developing west of the islands will draw abundant moisture northward as it strengthens and eventually departs to north early next week. Several rounds of moderate to heavy rainfall are anticipated. The heaviest rain is expected from Friday night through Saturday, except for the Big Island where the heaviest rain is expected on Sunday.
Hawaii in Hawaii,Big Island EastYou should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.NWS Honolulu HI2026-03-20, 17:12