Oahu
Today's forecast
High surf alert, north and west shores. Fair tonight, sunny tomorrow. Lows 65-70, highs upper 70s-lower 80s. Winds east to southeast 5-15 mph.
Extended forecast
Wednesday-Friday: Sunny and fair. Lows in the 60s, highs mid 70s to lower 80s. Trades 10-20 mph.
Kauai, Maui, Molokai, Lanai
High surf alert, north and west shores. Tonight mostly fair, tomorrow mostly sunny. Winds east to southeast 5-15 mph.
Big Island
High surf alert, north and west shores. Hamakua, Hilo, Puna, Kau: A few showers tonight, partly cloudy, isolated showers tomorrow. Kohala, Kona: Mostly fair tonight, then sunny tomorrow morning, cloudy periods in the afternoon. Winds locally variable 5-15 mph in Hilo and Kona, easterly 10-20 mph elsewhere.
Marine advisories
Small craft advisory is up because of large west-northwest swells. Caution is advised for Waianae boat channel due to surf breaking in the channel entrance.Coastal waters: Tonight and tomorrow, east to southeast winds 10 knots, seas 2 feet,except around the Big Island where winds are east winds 15 knots, seas 4 feet. Channels: Tonight and tomorrow, east to southeast winds 15 knots, seas 4 feet, except in the Alenuihaha Channel, where winds are east to 20 knots, seas 8 feet.
Volcano
Lava is flowing to the ocean through underground tubes originating at remote Puu Oo cinder cone.
Temperatures
At Honolulu Airport
Yesterday's high -- 84 °F
Record high 1995 -- 87 °F
Average Dec.high -- 81°F
Today's low -- 65°F
Record low1983 -- 57°F
Average Dec.low -- 67°F
Relative humidity, 7 a.m. -- 84 percent
Rainfall
At Honolulu Airport
Last 24 hours as of 2 a.m. -- Zero
Actual so far this month -- 0.32 in.
Normal so far this month -- 2.63 in.
Actual so far this year -- 19.94 in.
Normal so far this year -- 20.85 in.
Surf forecast
Today -- Tomw
Ala Moana -- 1-2ft. -- 1-2ft.
Makaha -- 8-12 ft. -- 4-8ft.
Sunset Beach -- 12-18 ft. -- 10-15 ft.
Makapuu -- 2-4ft. -- 2-4ft.
Sun and moon
Sunset -- 5:55 p.m. tonight
Sunrise -- 7:06 a.m. tomorrow
Moonset -- 1:11 p.m. today
Moonrise -- 1:45 a.m. tomorrow
Phases of the moon: New Dec. 29, first qtr. Jan. 5, full Jan. 12.
(Courtesy of Bishop Museum planetarium)
