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

Lanai City, Lanai Airport (PHNY)

Lat: 20.79°NLon: 156.95°WElev: 1309ft.

Light Rain Fog/Mist and Windy

72°F

22°C

Humidity 94%
Wind Speed NE 32 G 40 mph
Barometer 29.93 in
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 23 Jul 9:07 am HST
Extended Forecast for

Lanai City 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: Scattered showers, mainly after noon.  Partly sunny, with a high near 78. Windy, with a northeast wind 20 to 28 mph, with gusts as high as 31 mph.  Chance of precipitation is 40%. New precipitation amounts between a half and three quarters of an inch possible.

    Scattered
    Showers and
    Windy

    High: 78 °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 68. Northeast wind 33 to 38 mph, with gusts as high as 48 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Tropical
    Storm
    Conditions
    Expected

    Low: 68 °F

  • Sunday

    Sunday: Tropical storm conditions expected. Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  High near 76. East wind 33 to 38 mph becoming south 23 to 28 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: 76 °F

  • Sunday
    Night

    Sunday Night: Frequent showers and possibly a thunderstorm before midnight, then showers likely. Some of the storms could produce heavy rainfall.  Low around 68. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New precipitation amounts between 2 and 3 inches possible.

    Heavy Rain
    and Breezy
    then Heavy
    Rain

    Low: 68 °F

  • Monday

    Monday: Showers likely. The rain could be heavy at times.  Mostly cloudy, with a high near 78. Southeast wind 6 to 11 mph.  Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.

    Heavy Rain

    High: 78 °F

  • Monday
    Night

    Monday Night: Scattered showers before midnight.  Partly cloudy, with a low around 68. East wind 7 to 9 mph.  Chance of precipitation is 30%. New precipitation amounts between a quarter and half of an inch possible.

    Scattered
    Showers then
    Mostly Clear

    Low: 68 °F

  • Tuesday

    Tuesday: Isolated showers after noon.  Mostly sunny, with a high near 79. East wind 6 to 8 mph.  Chance of precipitation is 20%.

    Sunny then
    Isolated
    Showers

    High: 79 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 68. East wind around 7 mph.

    Mostly Clear

    Low: 68 °F

Detailed Forecast

Today
Scattered showers, mainly after noon. Partly sunny, with a high near 78. Windy, with a northeast wind 20 to 28 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New precipitation amounts between a half and three quarters of an 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 68. Northeast wind 33 to 38 mph, with gusts as high as 48 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 76. East wind 33 to 38 mph becoming south 23 to 28 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
Frequent showers and possibly a thunderstorm before midnight, then showers likely. Some of the storms could produce heavy rainfall. Low around 68. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between 2 and 3 inches possible.
Monday
Showers likely. The rain could be heavy at times. Mostly cloudy, with a high near 78. Southeast wind 6 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.
Monday Night
Scattered showers before midnight. Partly cloudy, with a low around 68. East wind 7 to 9 mph. Chance of precipitation is 30%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Isolated showers after noon. Mostly sunny, with a high near 79. East wind 6 to 8 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 68. East wind around 7 mph.
Wednesday
Sunny, with a high near 79. Northeast wind 7 to 13 mph.
Wednesday Night
Mostly clear, with a low around 68. Northeast wind 11 to 13 mph.
Thursday
Sunny, with a high near 79. Breezy, with a northeast wind 11 to 15 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 68. Breezy, with a northeast wind 11 to 15 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 79. Breezy, with a northeast wind 11 to 15 mph, with gusts as high as 21 mph.
Click Map For Forecast
Point Forecast:
Lanai City HI
 20.82°N 156.91°W (Elev. 1847 ft)
7:06 am HST Jul 23, 2016
9am HST Jul 23, 2016-6pm HST Jul 29, 2016
 
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Additional Resources

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