Today's forecastMostly fair tonight, lows 65-70. Mostly sunny tomorrow, highs mid 70s to near 80. Trades 10-20 mph.
Extended forecastWednesday-Friday: Mostly sunny days, fair nights. Lows mid 60s-lower 70s, highs mid 70s-lower 80s. Trades 10-20 mph.
Kauai, Maui, Molokai, LanaiMostly fair tonight and mostly sunny tomorrow. Trades 10-20 mph.
Big IslandWindward Kohala, Hamakua, Hilo and Puna: Cloudy periods and a few showers tonight. Tomorrow mostly cloudy with a few showers.
Leeward Kohala, Kona and Kau: Turning fair tonight, then sunny tomorrow morning. Some clouds in the afternoon.
Winds variable 5-15 mph in Hilo and Kona areas; elsewhere, trades 10-20 mph.
Marine advisoriesA surface ridge 300 nautical miles north of Honolulu is nearly stationary.
There are no marine warnings posted.
Coastal waters: Tonight and tomorrow, east winds 10-15 knots, seas 2-4 feet, a few showers over windward waters, otherwise fair.
Channels between the islands: Tonight and tomorrow, east winds 15-20 knots, seas 4-8 feet.
VolcanoLava is flowing into the ocean, with steam plumes visible during the day from an outlook about a 3-mile walk from the end of Chain of Craters Road. A red glow from the lava may be seen at night.
TemperaturesAt Honolulu Airport
Yesterday's high -- 80 °F
Record high 1995 -- 89 °F
Average Dec.high -- 81°F
Today's low -- 67°F
Record low1989 -- 58°F
Average Dec.low -- 67°F
Relative humidity, 7 a.m. -- 84 percent
RainfallAt Honolulu Airport
Last 24 hours as of 2 a.m. -- Trace
Actual so far this month -- 0.15 in.
Normal so far this month -- 1.77 in.
Actual so far this year -- 19.77 in.
Normal so far this year -- 19.99 in.
Surf forecast-- Today -- Tomw -- lf
Ala Moana -- 1-2ft. -- 1-2ft.
Makaha -- 2-3ft. -- 2-3ft.
Sunset Beach -- 3-5ft. -- 3-5ft.
Makapuu -- 2-3ft. -- 2-3ft.
Sun and moonSunset -- 5:52 p.m. tonight
Sunrise -- 7:02 a.m. tomorrow
Moonrise -- 7:51 p.m. today
Moonset -- 9:14 a.m. tomorrow
Phases of the moon: Full Dec. 13, last qtr. Dec. 21, new Dec. 29.
(Courtesy of Bishop Museum Planetarium)