Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy Rains and Potential for Flash Floods

Severe thunderstorms with damaging winds and heavy rains will be possible from the Ohio Valley to the Northeast Tuesday. In addition, heavy rains possible in the central Plains and southern Rockies. Heavy rain threat moves into the southern Mid-Atlantic Wednesday. Dry conditions remain out west where isolated dry thunderstorms could exacerbate ongoing fires and start new fires. Read More >

Hazardous Weather Conditions

Current conditions at

Honolulu, Honolulu International Airport (PHNL)

Lat: 21.33°NLon: 157.94°WElev: 10ft.

A Few Clouds

76°F

24°C

Humidity 82%
Wind Speed NE 15 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 21 Aug 10:53 pm HST
Extended Forecast for

2 Miles ENE Waikiki HI

  • Tonight

    Tonight: Scattered showers and thunderstorms, then showers likely after midnight. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 74. Breezy, with an east northeast wind around 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain
    and Breezy

    Low: 74 °F

  • Tuesday

    Tuesday: Showers likely. The rain could be heavy at times.  Mostly cloudy, with a high near 88. Heat index values as high as 96. Breezy, with an east northeast wind 15 to 20 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Heavy Rain
    and Breezy

    High: 88 °F

  • Tuesday
    Night

    Tuesday Night: Scattered showers.  Mostly cloudy, with a low around 75. Breezy, with an east northeast wind around 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Scattered
    Showers and
    Breezy

    Low: 75 °F

  • Wednesday

    Wednesday: Scattered showers, mainly before noon.  Partly sunny, with a high near 88. Breezy, with an east northeast wind 17 to 22 mph, with gusts as high as 31 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Scattered
    Showers and
    Breezy

    High: 88 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 73. Breezy, with an east northeast wind 16 to 21 mph, with gusts as high as 29 mph.

    Mostly Clear
    and Breezy

    Low: 73 °F

  • Thursday

    Thursday: Sunny, with a high near 88. Breezy, with an east northeast wind around 21 mph, with gusts as high as 29 mph.

    Sunny and
    Breezy

    High: 88 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 73. Breezy, with an east northeast wind 17 to 20 mph, with gusts as high as 28 mph.

    Mostly Clear
    and Breezy

    Low: 73 °F

  • Friday

    Friday: Sunny, with a high near 88. Breezy, with an east northeast wind around 18 mph, with gusts as high as 25 mph.

    Sunny and
    Breezy

    High: 88 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 73. Breezy, with an east northeast wind 16 to 18 mph, with gusts as high as 25 mph.

    Mostly Clear
    and Breezy

    Low: 73 °F

Detailed Forecast

Tonight
Scattered showers and thunderstorms, then showers likely after midnight. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 74. Breezy, with an east northeast wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely. The rain could be heavy at times. Mostly cloudy, with a high near 88. Heat index values as high as 96. Breezy, with an east northeast wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 75. Breezy, with an east northeast wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers, mainly before noon. Partly sunny, with a high near 88. Breezy, with an east northeast wind 17 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 73. Breezy, with an east northeast wind 16 to 21 mph, with gusts as high as 29 mph.
Thursday
Sunny, with a high near 88. Breezy, with an east northeast wind around 21 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 73. Breezy, with an east northeast wind 17 to 20 mph, with gusts as high as 28 mph.
Friday
Sunny, with a high near 88. Breezy, with an east northeast wind around 18 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 73. Breezy, with an east northeast wind 16 to 18 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 88. Breezy, with an east northeast wind 15 to 17 mph, with gusts as high as 24 mph.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 73. Breezy, with an east northeast wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Partly sunny, with a high near 88. East wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 73. East northeast wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Monday
Scattered showers. Partly sunny, with a high near 88. East northeast wind around 10 mph. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
2 Miles ENE Waikiki HI
 21.29°N 157.79°W (Elev. 302 ft)
6:29 pm HST Aug 21, 2017
11pm HST Aug 21, 2017-6pm HST Aug 28, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database