High Surf Advisory issued December 14 at 2:05PM HST until December 15 at 6:00PM HST by NWS Honolulu HI
Minor
Now
From Today 14:05 (5 hours ago)
Until Tomorrow 03:15 (7 hours from now)
Official warning explanations:

HIGH SURF WARNING FOR WEST FACING SHORES OF LEEWARD BIG ISLAND

,HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI AND NORTH FACING SHORES OF MAUI,

  • A large, medium period west-northwest swell (290-300 degree) is building this afternoon along select north and west facing shores. Surf will peak late this evening before gradually lowering Monday afternoon. For Leeward Big Island, surf will build late tonight and peak during Monday afternoon.
  • WHAT: Surf building to 18 to 24 feet along north facing shores and 14 to 18 feet along west facing shores.

  • WHERE: North and west facing shores of Niihau, Kauai, Oahu, and Molokai, and north facing shores of Maui.

  • WHEN: From noon today to 6 PM HST Monday.

  • IMPACTS: Moderate. Strong breaking waves and strong currents will make swimming dangerous.

...HIGH SURF WARNING FOR WEST FACING SHORES OF LEEWARD BIG ISLAND... ...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI AND NORTH FACING SHORES OF MAUI... .A large, medium period west-northwest swell (290-300 degree) is building this afternoon along select north and west facing shores. Surf will peak late this evening before gradually lowering Monday afternoon. For Leeward Big Island, surf will build late tonight and peak during Monday afternoon. * WHAT...Surf building to 18 to 24 feet along north facing shores and 14 to 18 feet along west facing shores. * WHERE...North and west facing shores of Niihau, Kauai, Oahu, and Molokai, and north facing shores of Maui. * WHEN...From noon today to 6 PM HST Monday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous.

Instructions:

Heed all advice from ocean safety officials. When in doubt, don't go out.

Flood Watch issued December 14 at 5:34PM HST until December 16 at 6:00AM HST by NWS Honolulu HI
Severe
Now
From Today 17:34 (2 hours ago)
Until Tomorrow 07:45 (11 hours from now)
Official warning explanations:

FLOOD WATCH FOR KAUAI, NIIHAU, AND OAHU THROUGH LATE MONDAY NIGHT

  • WHAT: Flash flooding caused by excessive rainfall continues to be possible.
  • WHERE: Kauai, Oahu, and Niihau.

  • WHEN: Through late Monday night.

  • IMPACTS: Flood prone roads and other low lying areas may be closed due to elevated runoff and overflowing streams. Urban areas may receive more significant flooding and property damage due to rapid runoff.

  • ADDITIONAL DETAILS:

    • A cold front stalling over the western Hawaiian Islands through Monday will increase rainfall activity across the western half of the state. These showers may become locally heavy at times with isolated thunderstorms.

...FLOOD WATCH FOR KAUAI, NIIHAU, AND OAHU THROUGH LATE MONDAY NIGHT... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Kauai, Oahu, and Niihau. * WHEN...Through late Monday night. * IMPACTS...Flood prone roads and other low lying areas may be closed due to elevated runoff and overflowing streams. Urban areas may receive more significant flooding and property damage due to rapid runoff. * ADDITIONAL DETAILS... - A cold front stalling over the western Hawaiian Islands through Monday will increase rainfall activity across the western half of the state. These showers may become locally heavy at times with isolated thunderstorms.

Instructions:

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Severe weather warnings are provided to meteoblue by more than 80 official agencies worldwide. meteoblue does not bear any responsibility regarding the actual content or nature of the warnings. Issues can be reported through our Feedback form and will be transmitted to the appropriate instances.

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