Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Current conditions at

Kailua / Kona, Keahole Airport (PHKO)

Lat: 19.74°NLon: 156.05°WElev: 43ft.

A Few Clouds

87°F

31°C

Humidity 63%
Wind Speed S 7 G 21 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 24 Jul 11:53 am HST
Extended Forecast for

Honaunau-Napoopoo HI

Flash Flood Watch until July 24, 06:00pm
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch until July 24, 06:00pm

    NOW until
    6:00pm Sun

    Flash Flood Watch

  • This
    Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a temperature falling to around 71 by 5pm. South wind 6 to 11 mph.  Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    Heavy Rain

    High: 77 °F

  • Tonight

    Tonight: Scattered showers before midnight.  Mostly cloudy, with a low around 59. Southeast wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 30%. New precipitation amounts between a quarter and half of an inch possible.

    Scattered
    Showers then
    Mostly Cloudy

    Low: 59 °F

  • Monday

    Monday: Scattered showers after noon.  Widespread haze. Partly sunny, with a high near 77. Calm wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Haze then
    Scattered
    Showers

    High: 77 °F

  • Monday
    Night

    Monday Night: Widespread haze. Partly cloudy, with a low around 59. Light east wind.

    Haze

    Low: 59 °F

  • Tuesday

    Tuesday: Isolated showers after noon.  Widespread haze. Mostly sunny, with a high near 78. Light west wind.  Chance of precipitation is 20%.

    Haze then
    Isolated
    Showers

    High: 78 °F

  • Tuesday
    Night

    Tuesday Night: Widespread haze. Partly cloudy, with a low around 59. Calm wind.

    Haze

    Low: 59 °F

  • Wednesday

    Wednesday: Isolated showers after noon.  Widespread haze. Mostly sunny, with a high near 78. Calm wind becoming west 5 to 7 mph in the morning.  Chance of precipitation is 20%.

    Haze then
    Isolated
    Showers

    High: 78 °F

  • Wednesday
    Night

    Wednesday Night: Widespread haze. Partly cloudy, with a low around 59. West wind 5 to 7 mph becoming calm  in the evening.

    Haze

    Low: 59 °F

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a temperature falling to around 71 by 5pm. South wind 6 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Tonight
Scattered showers before midnight. Mostly cloudy, with a low around 59. Southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Scattered showers after noon. Widespread haze. Partly sunny, with a high near 77. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Widespread haze. Partly cloudy, with a low around 59. Light east wind.
Tuesday
Isolated showers after noon. Widespread haze. Mostly sunny, with a high near 78. Light west wind. Chance of precipitation is 20%.
Tuesday Night
Widespread haze. Partly cloudy, with a low around 59. Calm wind.
Wednesday
Isolated showers after noon. Widespread haze. Mostly sunny, with a high near 78. Calm wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 20%.
Wednesday Night
Widespread haze. Partly cloudy, with a low around 59. West wind 5 to 7 mph becoming calm in the evening.
Thursday
Widespread haze. Mostly sunny, with a high near 78. Calm wind becoming northwest 5 to 9 mph in the morning.
Thursday Night
Widespread haze. Partly cloudy, with a low around 59. Northwest wind 5 to 9 mph becoming calm in the evening.
Friday
Widespread haze. Mostly sunny, with a high near 78. Calm wind becoming northwest 5 to 9 mph in the morning.
Friday Night
Widespread haze. Partly cloudy, with a low around 59. Northwest wind 5 to 9 mph becoming calm in the evening.
Saturday
Isolated showers. Widespread haze. Mostly sunny, with a high near 78. Calm wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 20%.
Click Map For Forecast
Point Forecast:
Honaunau-Napoopoo HI
 19.45°N 155.85°W (Elev. 3025 ft)
11:20 am HST Jul 24, 2016
12pm HST Jul 24, 2016-6pm HST Jul 30, 2016
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database