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 >

Hazardous Weather Conditions

Current conditions at

Kekaha, Pacific Missile Test Facility Barking Sands (PHBK)

Lat: 22.04°NLon: 159.79°WElev: 13ft.

Mostly Cloudy

78°F

26°C

Humidity 62%
Wind Speed Calm
Barometer 29.95 in (1014.5 mb)
Dewpoint 64°F (18°C)
Visibility NA
Heat Index80°F (27°C)
Last update 23 Jul 6:56 am HST
Extended Forecast for

Waimea HI

  • Today

    Today: Sunny, with a high near 87. Northeast wind 11 to 14 mph.

    Sunny

    High: 87 °F

  • Tonight

    Tonight: Mostly clear, with a low around 70. Breezy, with a northeast wind 14 to 16 mph.

    Mostly Clear
    and Breezy

    Low: 70 °F

  • Sunday

    Sunday: Tropical storm conditions possible. Scattered showers after noon.  Mostly sunny, with a high near 86. Northeast wind 16 to 21 mph increasing to 24 to 29 mph.  Chance of precipitation is 30%.

    Tropical
    Storm
    Conditions
    Possible

    High: 86 °F

  • Sunday
    Night

    Sunday Night: Tropical storm conditions possible. Showers likely. The rain could be heavy at times.  Mostly cloudy, with a low around 70. North wind 29 to 34 mph becoming west. Winds could gust as high as 38 mph.  Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Tropical
    Storm
    Conditions
    Possible

    Low: 70 °F

  • Monday

    Monday: Scattered showers.  Partly sunny, with a high near 87. Very windy, with a west wind 24 to 34 mph becoming southeast 11 to 21 mph.  Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    Scattered
    Showers and
    Very Windy

    High: 87 °F

  • Monday
    Night

    Monday Night: Scattered showers.  Mostly cloudy, with a low around 70. Southeast wind 9 to 13 mph.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Scattered
    Showers

    Low: 70 °F

  • Tuesday

    Tuesday: Scattered showers, mainly before noon.  Mostly sunny, with a high near 88. East wind around 8 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 88 °F

  • Tuesday
    Night

    Tuesday Night: Isolated showers after midnight.  Mostly clear, with a low around 70. Light east wind.  Chance of precipitation is 20%.

    Mostly Clear
    then Isolated
    Showers

    Low: 70 °F

  • Wednesday

    Wednesday: Isolated showers before noon.  Sunny, with a high near 88. Light east wind increasing to 5 to 10 mph in the morning.  Chance of precipitation is 20%.

    Isolated
    Showers then
    Sunny

    High: 88 °F

Detailed Forecast

Today
Sunny, with a high near 87. Northeast wind 11 to 14 mph.
Tonight
Mostly clear, with a low around 70. Breezy, with a northeast wind 14 to 16 mph.
Sunday
Tropical storm conditions possible. Scattered showers after noon. Mostly sunny, with a high near 86. Northeast wind 16 to 21 mph increasing to 24 to 29 mph. Chance of precipitation is 30%.
Sunday Night
Tropical storm conditions possible. Showers likely. The rain could be heavy at times. Mostly cloudy, with a low around 70. North wind 29 to 34 mph becoming west. Winds could gust as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Scattered showers. Partly sunny, with a high near 87. Very windy, with a west wind 24 to 34 mph becoming southeast 11 to 21 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Scattered showers. Mostly cloudy, with a low around 70. Southeast wind 9 to 13 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Scattered showers, mainly before noon. Mostly sunny, with a high near 88. East wind around 8 mph. Chance of precipitation is 30%.
Tuesday Night
Isolated showers after midnight. Mostly clear, with a low around 70. Light east wind. Chance of precipitation is 20%.
Wednesday
Isolated showers before noon. Sunny, with a high near 88. Light east wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.
Wednesday Night
Isolated showers before midnight. Partly cloudy, with a low around 70. East wind around 10 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 88. East wind 10 to 13 mph.
Thursday Night
Isolated showers. Partly cloudy, with a low around 70. East wind 10 to 13 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 88. East wind 10 to 13 mph.
Click Map For Forecast
Point Forecast:
Waimea HI
 21.96°N 159.66°W (Elev. 135 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