National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Kahului, Kahului Airport (PHOG)

Lat: 20.89°NLon: 156.44°WElev: 52ft.

Fair

78°F

26°C

Humidity 82%
Wind Speed NE 13 G 23 mph
Barometer 29.90 in (1013.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 23 Sep 1:54 am HST
Extended Forecast for

Haleakala HI

Flood Watch September 23, 12:00pm until September 26, 06:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Mostly cloudy, with a low around 49. East wind around 14 mph.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 71. Breezy, with an east wind 14 to 18 mph, with gusts as high as 22 mph.

    High: 71 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Isolated showers. Mostly cloudy, with a low around 49. Very windy, with an east wind 18 to 23 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Isolated
    Showers and
    Very Windy

  • Thursday

    Thursday: Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 70. Very windy, with an east wind 31 to 36 mph, with gusts as high as 44 mph. Chance of precipitation is 40%. New rainfall amounts between 1 and 2 inches possible.

    High: 70 °F

    Heavy Rain
    and Very
    Windy

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms before midnight, then isolated showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 49. Very windy, with an east wind 31 to 37 mph, with gusts as high as 45 mph. Chance of precipitation is 30%. New precipitation amounts between 2 and 3 inches possible.

    Low: 49 °F

    Heavy Rain
    and Very
    Windy

  • Friday

    Friday: Tropical storm conditions possible. Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 72. Chance of precipitation is 30%. New rainfall amounts between 1 and 2 inches possible.

    High: 72 °F

    Tropical
    Storm
    Conditions
    Possible

  • Friday Night

    Friday Night: Tropical storm conditions possible. Scattered showers before midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

    Low: 52 °F

    Tropical
    Storm
    Conditions
    Possible

  • Saturday

    Saturday: Tropical storm conditions possible. Mostly cloudy, with a high near 72.

    High: 72 °F

    Tropical
    Storm
    Conditions
    Possible

  • Saturday Night

    Saturday Night: Tropical storm conditions possible. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Tropical
    Storm
    Conditions
    Possible

Detailed Forecast

Overnight
Mostly cloudy, with a low around 49. East wind around 14 mph.
Wednesday
Mostly cloudy, with a high near 71. Breezy, with an east wind 14 to 18 mph, with gusts as high as 22 mph.
Wednesday Night
Isolated showers. Mostly cloudy, with a low around 49. Very windy, with an east wind 18 to 23 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 20%.
Thursday
Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 70. Very windy, with an east wind 31 to 36 mph, with gusts as high as 44 mph. Chance of precipitation is 40%. New rainfall amounts between 1 and 2 inches possible.
Thursday Night
Scattered showers and thunderstorms before midnight, then isolated showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 49. Very windy, with an east wind 31 to 37 mph, with gusts as high as 45 mph. Chance of precipitation is 30%. New precipitation amounts between 2 and 3 inches possible.
Friday
Tropical storm conditions possible. Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 72. Chance of precipitation is 30%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Tropical storm conditions possible. Scattered showers before midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Saturday
Tropical storm conditions possible. Mostly cloudy, with a high near 72.
Saturday Night
Tropical storm conditions possible. Mostly cloudy, with a low around 52.
Sunday
Tropical storm conditions possible. Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 51. Breezy, with an east wind 18 to 21 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 69. Breezy, with an east wind 15 to 18 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 49. Breezy, with an east wind 11 to 16 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 67. Breezy, with an east northeast wind 8 to 16 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Haleakala HI
 20.71°N 156.26°W (Elev. 9229 ft)
Last Update:
11:52 pm HST Sep 22, 2026
Forecast Valid:
2am HST Sep 23, 2026-6pm HST Sep 29, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation