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

Honolulu, Honolulu International Airport (PHNL)

Lat: 21.33°NLon: 157.94°WElev: 10ft.

Light Rain Fog/Mist

77°F

25°C

Humidity 94%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 75°F (24°C)
Visibility 2.50 mi
Heat Index78°F (26°C)
Last update 24 Jul 10:17 am HST
Extended Forecast for

Hickam AFB HI

Flash Flood Watch until July 25, 12:00pm
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch until July 25, 12:00pm

    NOW until
    12:00pm Mon

    Flash Flood Watch

  • Today

    Today: Tropical storm conditions expected. Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall.  High near 87. East wind 24 to 29 mph, with gusts as high as 32 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Tropical
    Storm
    Conditions
    Expected

    High: 87 °F

  • Tonight

    Tonight: Tropical storm conditions possible. Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 76. Southeast wind 24 to 29 mph decreasing to 15 to 20 mph. Winds could gust as high as 32 mph.  Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.

    Tropical
    Storm
    Conditions
    Possible

    Low: 76 °F

  • Monday

    Monday: Frequent showers and possibly a thunderstorm before noon, then showers likely. Some of the storms could produce heavy rainfall.  High near 89. Heat index values as high as 97. Breezy, with a southeast wind 6 to 16 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Heavy Rain
    and Breezy
    then Showers
    Likely

    High: 89 °F

  • Monday
    Night

    Monday Night: Isolated showers.  Partly cloudy, with a low around 76. East wind 6 to 8 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 76 °F

  • Tuesday

    Tuesday: Isolated showers before noon.  Mostly sunny, with a high near 89. East wind around 9 mph.  Chance of precipitation is 20%.

    Isolated
    Showers then
    Sunny

    High: 89 °F

  • Tuesday
    Night

    Tuesday Night: Isolated showers after midnight.  Partly cloudy, with a low around 76. Northeast wind around 13 mph.  Chance of precipitation is 20%.

    Mostly Clear
    then Isolated
    Showers

    Low: 76 °F

  • Wednesday

    Wednesday: Isolated showers before noon.  Sunny, with a high near 89. East wind around 14 mph.  Chance of precipitation is 20%.

    Isolated
    Showers then
    Sunny

    High: 89 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 76. Breezy, with a northeast wind around 15 mph, with gusts as high as 18 mph.

    Mostly Clear
    and Breezy

    Low: 76 °F

Detailed Forecast

Today
Tropical storm conditions expected. Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 87. East wind 24 to 29 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Tonight
Tropical storm conditions possible. Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 76. Southeast wind 24 to 29 mph decreasing to 15 to 20 mph. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.
Monday
Frequent showers and possibly a thunderstorm before noon, then showers likely. Some of the storms could produce heavy rainfall. High near 89. Heat index values as high as 97. Breezy, with a southeast wind 6 to 16 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Monday Night
Isolated showers. Partly cloudy, with a low around 76. East wind 6 to 8 mph. Chance of precipitation is 20%.
Tuesday
Isolated showers before noon. Mostly sunny, with a high near 89. East wind around 9 mph. Chance of precipitation is 20%.
Tuesday Night
Isolated showers after midnight. Partly cloudy, with a low around 76. Northeast wind around 13 mph. Chance of precipitation is 20%.
Wednesday
Isolated showers before noon. Sunny, with a high near 89. East wind around 14 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 76. Breezy, with a northeast wind around 15 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 89. Breezy, with a northeast wind 15 to 17 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 76. Breezy, with a northeast wind 15 to 17 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 89. Breezy, with a northeast wind 15 to 17 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 76. Breezy, with a northeast wind 15 to 17 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 89. Breezy, with a northeast wind 15 to 17 mph, with gusts as high as 22 mph.
Click Map For Forecast
Point Forecast:
Hickam AFB HI
 21.32°N 157.94°W (Elev. 0 ft)
8:18 am HST Jul 24, 2016
10am HST Jul 24, 2016-6pm HST Jul 30, 2016
 
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