Waimanalo Weather

21°20'N 157°42'W

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Current Conditions
Scattered Clouds
71°F
Feels like: 71°F
Wind Chill: 71°F Ceiling: Unl
Heat Index: - Visibility: 10mi
Dew Point: - Wind: 13mph
Humidity: - Direction: 30° (NNE)
Pressure: 29.96" Gusts: -
Reported: 36 minutes 41 seconds ago
High Surf Advisory
High Surf Warning
February 16, 2019 3:00 am HAST
Location: 21.415N 157.678W or 5 nautical miles N of search location of 21.335N 157.693W.
Significant Wave Height: 12 ft
Dominant Wave Period: 11 sec
Average Period: 8.4 sec
Mean Wave Direction: NE (47°)
Water Temperature: 74°F (23.2°C)
February 16, 2019 2:36 am HAST
Location: 21.433N 157.79W or 8 nautical miles NW of search location of 21.335N 157.693W.
Wind Direction: NE (40°)
Wind Speed: 11 knots
Wind Gust: 13 knots
Atmospheric Pressure: 29.99 in (1015.6 mb)
Air Temperature: 72°F (22.1°C)
Water Temperature: 71°F (21.4°C)
February 16, 2019 2:54 am HAST
Location: 21.477N 157.752W or 9 nautical miles NNW of search location of 21.335N 157.693W.
Significant Wave Height: 12 ft
Dominant Wave Period: 11 sec
Average Period: 8.4 sec
Mean Wave Direction: NE (48°)
Water Temperature: 74°F (23.1°C)
Saturday, February 16
7:00am / 6:29pm 3:42pm / 4:23am
AM Showers
75°
66°
Day: Rain showers early with mostly sunny conditions later in the day. High near 75F. Winds N at 10 to 20 mph. Chance of rain 50%. Locally heavy rainfall possible.
Night: Overcast with rain showers at times. Low 66F. Winds NNW at 10 to 15 mph. Chance of rain 50%.
Sunday, February 17
7:00am / 6:29pm 4:48pm / 5:24am
Partly Cloudy
74°
66°
Day: Sunshine and clouds mixed. High 74F. Winds NNW at 5 to 10 mph.
Night: A few clouds. Low 66F. Winds light and variable.
Monday, February 18
6:59am / 6:30pm 5:55pm / 6:20am
Partly Cloudy
77°
67°
Times of sun and clouds. Highs in the mid 70s and lows in the mid 60s.
Tuesday, February 19
6:58am / 6:30pm 7:02pm / 7:13am
Showers
75°
67°
Times of sun and clouds. Highs in the upper 70s and lows in the upper 60s.
Wednesday, February 20
6:58am / 6:31pm 8:06pm / 8:02am
Partly Cloudy
78°
68°
Showers. Highs in the mid 70s and lows in the upper 60s.
Thursday, February 21
6:57am / 6:31pm 9:09pm / 8:47am
AM Showers
77°
66°
Mix of sun and clouds. Highs in the upper 70s and lows in the upper 60s.
Friday, February 22
6:56am / 6:32pm 10:09pm / 9:31am
Partly Cloudy
75°
65°
Showers ending by midday. Highs in the upper 70s and lows in the mid 60s.
Saturday, February 23
6:56am / 6:32pm 11:08pm / 10:12am
Mostly Sunny
74°
66°
Partly cloudy. Highs in the mid 70s and lows in the mid 60s.
Sunday, February 24
6:55am / 6:32pm 11:59pm / 10:55am
Partly Cloudy
74°
65°
Plenty of sun. Highs in the mid 70s and lows in the mid 60s.
Monday, February 25
6:54am / 6:33pm 12:05am / 11:38am
AM Showers
73°
65°
Partly cloudy. Highs in the mid 70s and lows in the mid 60s.
Wind Forecast
Day SaturdaySunday
MPH 11 12 15 15 11 9 9 7 9 8 5 4
N
N
N
NNW
NNW
NNW
NNW
NW
NNW
NNW
NW
WNW
Radar

Home Harbor Resources

Marine Forecast
...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY SATURDAY
Synopsis: PHZ100-162015- 930 PM HST Fri Feb 15 2019 .Synopsis for Hawaiian coastal waters... Strong high pressure far north of the islands, combined with a low east of the islands, will bring locally strong winds through Saturday. As the low shifts north and west over the weekend, winds will be shifting across the state. The low will pass far north of Kauai on Sunday, and then move west of the area early next week. $$
Overnight
N wind around 11 kt. Showers likely. ENE swell 1 ft at 11 seconds. Waves 1 ft or less.
Saturday
NNW wind 11 to 13 kt. Showers likely, mainly before noon. ENE swell 1 ft at 11 seconds. Waves 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Scattered showers. ENE swell 1 ft at 12 seconds. Waves 1 ft or less.
Sunday
N wind 7 to 9 kt. Scattered showers. ENE swell 1 ft. Waves 1 ft or less.
Sunday Night
ENE wind 6 to 8 kt becoming SE after midnight. Scattered showers. ENE swell 1 ft. Waves 1 ft or less.
Washington's Birthday
SE wind 6 to 10 kt becoming ENE in the afternoon. Scattered showers. ENE swell 1 ft. Waves 1 ft or less.
Monday Night
ENE wind around 10 kt. Scattered showers. ENE swell 1 ft. Waves 1 ft or less.
Tuesday
E wind 6 to 9 kt. Showers likely. ENE swell 1 ft. Waves 1 ft or less.
Tuesday Night
E wind 7 to 9 kt becoming N after midnight. Showers likely. ENE swell 1 ft. Waves 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.