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

Kahului, Kahului Airport (PHOG)

Lat: 20.89°NLon: 156.44°WElev: 52ft.

Rain Fog/Mist

74°F

23°C

Humidity 94%
Wind Speed NE 17 G 26 mph
Barometer 29.92 in (1013.7 mb)
Dewpoint 72°F (22°C)
Visibility 2.00 mi
Last update 23 Jul 6:54 am HST
Extended Forecast for

3 Miles ESE Wailea-Makena 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

  • Today

    Today: Tropical storm conditions possible. Showers likely after noon. The rain could be heavy at times.  Increasing clouds, with a high near 84. Northeast wind 18 to 23 mph increasing to 28 to 33 mph. Winds could gust as high as 40 mph.  Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.

    Tropical
    Storm
    Conditions
    Possible

    High: 84 °F

  • Tonight

    Tonight: Tropical storm conditions expected. Frequent showers before midnight, then rain and possibly a thunderstorm after midnight. Some of the storms could produce heavy rainfall.  Low around 71. Northeast wind 33 to 38 mph becoming east. Winds could gust as high as 50 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Tropical
    Storm
    Conditions
    Expected

    Low: 71 °F

  • Sunday

    Sunday: Tropical storm conditions expected. Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  High near 84. Southeast wind 32 to 37 mph decreasing to 16 to 21 mph. Winds could gust as high as 49 mph.  Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.

    Tropical
    Storm
    Conditions
    Expected

    High: 84 °F

  • Sunday
    Night

    Sunday Night: Showers likely. The rain could be heavy at times.  Mostly cloudy, with a low around 71. Southeast wind 7 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New precipitation amounts between 2 and 3 inches possible.

    Heavy Rain

    Low: 71 °F

  • Monday

    Monday: Scattered showers.  Partly sunny, with a high near 86. Southeast wind 5 to 8 mph.  Chance of precipitation is 50%. New precipitation amounts between 1 and 2 inches possible.

    Scattered
    Showers

    High: 86 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 71. East wind 6 to 8 mph.

    Mostly Clear

    Low: 71 °F

  • Tuesday

    Tuesday: Sunny, with a high near 86. East wind around 7 mph.

    Sunny

    High: 86 °F

  • Tuesday
    Night

    Tuesday Night: Clear, with a low around 71. East wind around 7 mph.

    Clear

    Low: 71 °F

Detailed Forecast

Today
Tropical storm conditions possible. Showers likely after noon. The rain could be heavy at times. Increasing clouds, with a high near 84. Northeast wind 18 to 23 mph increasing to 28 to 33 mph. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.
Tonight
Tropical storm conditions expected. Frequent showers before midnight, then rain and possibly a thunderstorm after midnight. Some of the storms could produce heavy rainfall. Low around 71. Northeast wind 33 to 38 mph becoming east. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Sunday
Tropical storm conditions expected. Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 84. Southeast wind 32 to 37 mph decreasing to 16 to 21 mph. Winds could gust as high as 49 mph. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.
Sunday Night
Showers likely. The rain could be heavy at times. Mostly cloudy, with a low around 71. Southeast wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between 2 and 3 inches possible.
Monday
Scattered showers. Partly sunny, with a high near 86. Southeast wind 5 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between 1 and 2 inches possible.
Monday Night
Mostly clear, with a low around 71. East wind 6 to 8 mph.
Tuesday
Sunny, with a high near 86. East wind around 7 mph.
Tuesday Night
Clear, with a low around 71. East wind around 7 mph.
Wednesday
Sunny, with a high near 86. Breezy, with a northeast wind 7 to 17 mph, with gusts as high as 24 mph.
Wednesday Night
Clear, with a low around 71. Breezy, with a northeast wind 9 to 17 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 86. Breezy, with a northeast wind 9 to 14 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 28 mph.
Thursday Night
Clear, with a low around 71. Breezy, with a northeast wind 15 to 20 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 28 mph.
Friday
Sunny, with a high near 86. Breezy, with a northeast wind 9 to 14 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 28 mph.
Click Map For Forecast
Point Forecast:
3 Miles ESE Wailea-Makena HI
 20.65°N 156.4°W (Elev. 1575 ft)
6:00 am HST Jul 23, 2016
7am HST Jul 23, 2016-6pm HST Jul 29, 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