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

Showers and Thunderstorms and Areas of Critical Fire Weather Threats

A series of cold fronts will produce showers and a few strong thunderstorms across parts of the High Plains and into the northern Rockies, and the Mid-Atlantic. Strong, dry winds in the northern Plains, 4-Corners area, and the Southeast will produce critical fire weather threats. Fire weather threats also remain elevated in Guam. Locally heavy rain may cause flash flooding in Hawaii. Read More >

Hazardous Weather Conditions

Current conditions at

Kahului, Kahului Airport (PHOG)

Lat: 20.89°NLon: 156.44°WElev: 52ft.

Mostly Cloudy

71°F

22°C

Humidity 90%
Wind Speed Calm
Barometer 30.03 in (1017.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 7 May 12:54 am HST
Extended Forecast for

Haleakala HI

Flash Flood Watch until May 8, 06:00am
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch until May 8, 06:00am

    NOW until
    6:00am Sat

    Flash Flood Watch

  • Overnight

    Overnight: Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Cloudy, with a low around 37. Breezy, with an east southeast wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain
    and Breezy

    Low: 37 °F

  • Friday

    Friday: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Some of the storms could produce heavy rainfall. Cloudy, with a high near 45. Breezy, with an east southeast wind 11 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain
    and Breezy

    High: 45 °F

  • Friday
    Night

    Friday Night: Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 39. East southeast wind 8 to 13 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    Low: 39 °F

  • Saturday

    Saturday: Scattered showers. Mostly cloudy, with a high near 50. East wind around 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Scattered
    Showers

    High: 50 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 40. East southeast wind 5 to 8 mph.

    Partly Cloudy

    Low: 40 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 53. East southeast wind 5 to 10 mph.

    Mostly Sunny

    High: 53 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 40. Breezy, with an east wind 10 to 15 mph, with gusts as high as 21 mph.

    Mostly Clear
    and Breezy

    Low: 40 °F

  • Monday

    Monday: Mostly sunny, with a high near 57. Breezy, with an east wind 14 to 16 mph, with gusts as high as 22 mph.

    Sunny then
    Mostly Sunny
    and Breezy

    High: 57 °F

Detailed Forecast

Overnight
Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Cloudy, with a low around 37. Breezy, with an east southeast wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Some of the storms could produce heavy rainfall. Cloudy, with a high near 45. Breezy, with an east southeast wind 11 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 39. East southeast wind 8 to 13 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Scattered showers. Mostly cloudy, with a high near 50. East wind around 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 40. East southeast wind 5 to 8 mph.
Sunday
Mostly sunny, with a high near 53. East southeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 40. Breezy, with an east wind 10 to 15 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 57. Breezy, with an east wind 14 to 16 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 42. Breezy, with an east wind 16 to 21 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 57. Breezy, with an east wind 18 to 21 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 43. Breezy, with an east wind 17 to 21 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 57. Breezy, with an east wind 17 to 20 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 43. Breezy, with an east wind 16 to 21 mph, with gusts as high as 29 mph.
Thursday
Mostly sunny, with a high near 56. Breezy, with an east wind 15 to 21 mph, with gusts as high as 29 mph.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Haleakala HI
 20.71°N 156.26°W (Elev. 9229 ft)
Last Update:
6:00 pm HST May 6, 2021
Forecast Valid:
1am HST May 7, 2021-6pm HST May 13, 2021
 
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Additional Resources

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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