Impacts from Lowell to impact the islands through Tuesday

Lowell is expected to bring various impacts to all islands through Tuesday. High surf will continue through Monday night. Flooding will be possible as showers and thunderstorms develop Sunday night through Tuesday, and there is the possibility for some tornadoes/waterspouts Monday and Monday night. Tropical storm force winds are expected to reach Kauai and Niihau late Monday through Monday night. Read More >

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Overcast

82°F

28°C

Humidity 77%
Wind Speed Vrbl 7 mph
Barometer 29.85 in (1010.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 6 Sep 9:53 am HST
Extended Forecast for

6 Miles W Hilo HI

Flood Watch September 6, 12:00pm until September 8, 06:00pm
High Surf Advisory September 6, 10:50am until September 8, 06:00am
Click here for hazard details and duration
Flood Watch
High Surf Advisory
  •  
    High Surf Advisory September 6, 10:50am until September 8, 06:00am

    NOW until 6:00am Tue

    High Surf Advisory

  • Today

    High: 75 °F

    Heavy Rain

  • Tonight

    Tonight: Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 67. Calm wind becoming southwest around 5 mph after midnight.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 67 °F

    Heavy Rain

  • Labor Day

    Labor Day: Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  High near 77. Southeast wind 5 to 11 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Heavy Rain

  • Monday Night

    Monday Night: Frequent showers. The rain could be heavy at times.  Low around 70. South southwest wind 5 to 9 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Heavy Rain

  • Tuesday

    Tuesday: Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall.  High near 79. East southeast wind 5 to 8 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 79 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 69. Southeast wind around 5 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Frequent showers, mainly after noon. The rain could be heavy at times.  High near 76. East wind 3 to 7 mph.  Chance of precipitation is 80%.

    High: 76 °F

    Scattered
    Showers then
    Heavy Rain

  • Wednesday Night

    Wednesday Night: Frequent showers, mainly before midnight. The rain could be heavy at times.  Low around 66. Northeast wind 3 to 6 mph.  Chance of precipitation is 80%.

    Low: 66 °F

    Heavy Rain
    then
    Scattered
    Showers

Detailed Forecast

Today
Frequent showers. The rain could be heavy at times. High near 75. Calm wind becoming east southeast 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 67. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Labor Day
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 77. Southeast wind 5 to 11 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Frequent showers. The rain could be heavy at times. Low around 70. South southwest wind 5 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 79. East southeast wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 69. Southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Frequent showers, mainly after noon. The rain could be heavy at times. High near 76. East wind 3 to 7 mph. Chance of precipitation is 80%.
Wednesday Night
Frequent showers, mainly before midnight. The rain could be heavy at times. Low around 66. Northeast wind 3 to 6 mph. Chance of precipitation is 80%.
Thursday
Scattered showers. Partly sunny, with a high near 74. Northeast wind 3 to 7 mph. Chance of precipitation is 50%.
Thursday Night
Scattered showers before midnight. Partly cloudy, with a low around 64. Light north northeast wind. Chance of precipitation is 50%.
Friday
Scattered showers. Mostly sunny, with a high near 75. Calm wind becoming east 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers. Partly cloudy, with a low around 65. Light north wind. Chance of precipitation is 50%.
Saturday
Scattered showers. Mostly sunny, with a high near 75. East northeast wind 3 to 6 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Hilo HI
 19.68°N 155.18°W (Elev. 2119 ft)
6:01 am HST Sep 6, 2026
10am HST Sep 6, 2026-6pm HST Sep 12, 2026
 
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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