Waimanalo Weather

21°20'N 157°42'W

Home Harbor Resources

Current Conditions
Few Clouds
76°F
Feels like: 76°F
Wind Chill: 76°F Ceiling: Unl
Heat Index: 76°F Visibility: 10mi
Dew Point: 64°F Wind: 9mph
Humidity: 67% Direction: 60° (ENE)
Pressure: 30.12" Gusts: 17mph
Reported: 15 minutes 17 seconds ago
April 22, 2019 11:30 pm HAST
Location: 21.415N 157.678W or 5 nautical miles N of search location of 21.335N 157.693W.
Significant Wave Height: 7 ft
Dominant Wave Period: 9 sec
Water Temperature: 76°F (24.3°C)
April 22, 2019 11:36 pm HAST
Location: 21.433N 157.79W or 8 nautical miles NW of search location of 21.335N 157.693W.
Wind Direction: ENE (70°)
Wind Speed: 13 knots
Wind Gust: 17 knots
Atmospheric Pressure: 30.15 in (1020.9 mb)
Air Temperature: 75°F (24.0°C)
Water Temperature: 78°F (25.8°C)
April 22, 2019 11:54 pm HAST
Location: 21.477N 157.752W or 9 nautical miles NNW of search location of 21.335N 157.693W.
Significant Wave Height: 5 ft
Dominant Wave Period: 7 sec
Average Period: 5.1 sec
Mean Wave Direction: ENE (74°)
Water Temperature: 75°F (24.1°C)
Monday, April 22
6:06am / 6:52pm 10:28pm / 8:52am
Partly Cloudy
81°
72°
Day:
Night: Partly cloudy. Low 72F. Winds ENE at 10 to 20 mph.
Tuesday, April 23
6:05am / 6:53pm 11:23pm / 9:41am
Partly Cloudy
79°
71°
Day: Partly cloudy skies. High 79F. Winds NE at 15 to 25 mph.
Night: A few clouds. Low 71F. Winds NE at 10 to 20 mph.
Wednesday, April 24
6:04am / 6:53pm 11:59pm / 10:31am
Partly Cloudy
80°
71°
Times of sun and clouds. Highs in the low 80s and lows in the low 70s.
Thursday, April 25
6:04am / 6:54pm 12:14am / 11:23am
AM Showers
79°
71°
Showers ending by midday. Highs in the upper 70s and lows in the low 70s.
Friday, April 26
6:03am / 6:54pm 1:02am / 12:15pm
Partly Cloudy
79°
71°
Times of sun and clouds. Highs in the upper 70s and lows in the low 70s.
Saturday, April 27
6:02am / 6:54pm 1:46am / 1:06pm
Showers
80°
71°
Chance of showers. Highs in the low 80s and lows in the low 70s.
Sunday, April 28
6:01am / 6:55pm 2:25am / 1:57pm
PM Thunderstorms
80°
70°
Showers and thunderstorms late. Highs in the low 80s and lows in the low 70s.
Monday, April 29
6:01am / 6:55pm 3:04am / 2:47pm
Showers
80°
70°
Chance of showers. Highs in the low 80s and lows in the low 70s.
Tuesday, April 30
6:00am / 6:56pm 3:40am / 3:37pm
Mostly Sunny
80°
70°
Mostly sunny. Highs in the low 80s and lows in the low 70s.
Wednesday, May 1
6:00am / 6:56pm 4:14am / 4:27pm
AM Showers
80°
70°
Showers ending by midday. Highs in the low 80s and lows in the low 70s.
Wind Forecast
Day TuesdayWednesday
MPH 12 14 14 18 17 13 13 13 14 18 16 12
ENE
ENE
ENE
NE
NE
NE
NE
NE
NE
NE
NE
NE
Radar

Home Harbor Resources

Marine Forecast
Synopsis: PHZ100-232000- 935 PM HST Mon Apr 22 2019 .Synopsis for Hawaiian coastal waters... A ridge of high pressure will remain north of the state through Thursday and will begin to weaken Friday as a front stalls north of the area. $$
Overnight
ENE wind around 16 kt, with gusts as high as 23 kt. Scattered showers. . Waves 1 ft or less.
Tuesday
ENE wind 16 to 18 kt, with gusts as high as 26 kt. Scattered showers, mainly before noon. . Waves 1 ft or less.
Tuesday Night
ENE wind around 18 kt, with gusts as high as 26 kt. Scattered showers, mainly after midnight. . Waves 1 ft or less.
Wednesday
ENE wind around 18 kt, with gusts as high as 25 kt. Scattered showers, mainly before noon. . Waves 1 ft or less.
Wednesday Night
ENE wind 16 to 18 kt, with gusts as high as 25 kt. Scattered showers, mainly after midnight. . Waves 1 ft or less.
Thursday
ENE wind 16 to 18 kt, with gusts as high as 25 kt. Scattered showers, mainly before noon. . Waves 1 ft or less.
Thursday Night
ENE wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly after midnight. ENE swell 1 ft. Waves 1 ft or less.
Friday
ENE wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers. ENE swell 1 ft. Waves 1 ft or less.
Friday Night
ENE wind 9 to 16 kt, with gusts as high as 22 kt. Scattered showers. . 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.