Menu of Text Products for the Hawaiian Islands and the Tropical Pacific/Atlantic Oceans: Select a text product: Hawaiian Islands Synoptic Discussion and Guidance Hawaiian Islands 7-day Zone Forecast Terminal Aerodome Foreasts (TAFS) Area Forecast for Hawaii and Adjacent Coastal Waters AIRMETs for IFR Conditions, Turbulence, and Icing Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters Offshore Forecast for Hawaiian Waters North Pacific High Seas Forecast South Pacific High Seas Forecast Hawaiian Islands Automated Surface Observation System Hourly Weather Roundup Hawaiian Islands Wind Data Hawaiian Islands Rainfall Summary Narrow the Menu List Select Time Limit: 12 hours | 24 hours | 48 hours | 72 hours | No time limit Select Product Type: All | Routine Bulletins/FCSTS | Warnings/Watches/Advisories | HAWN Weather | Tropical | Marine | Aviation | Daily Obs | Special Marine Weather Statement/High Surf Advisory/Warning 942 FZHW70 PHFO 081330 MWSHFO Marine Weather Statement National Weather Service Honolulu HI 330 AM HST Thu Apr 8 2021 PHZ117-122-090230- Maui County Windward Waters-Big Island Windward Waters- 330 AM HST Thu Apr 8 2021 A large north-northeast swell has peaked and will begin a slow decline today through the weekend. This swell may produce surges in north facing harbors, including Hilo and Kahului, along with breaking waves near harbor entrances. Mariners should use extra caution when entering or leaving port and when mooring or launching vessels. $$ Bulletins, Forecasts and Observations are courtesy of Honolulu National Weather Service Forecast Office This page is maintained voluntarily by the MKWC and the UHMET faculty, staff, and students. It was last modified on: Wed, Dec 17 2014 - 1841 UTC Send comments to: Ryan Lyman