Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Partly Cloudy

85°F

29°C

Humidity 70%
Wind Speed NE 9 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 22 Aug 2:53 pm HST
Extended Forecast for

5 Miles E Mountain View HI

Flood Watch August 23, 12:00am until August 24, 06:00pm
Click here for hazard details and duration
Flood Watch
  • This Afternoon

    This Afternoon: Showers likely.  Mostly cloudy, with a high near 77. North northeast wind around 13 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Tonight

    Tonight: Occasional showers. The rain could be heavy at times.  Low around 69. Breezy, with a north northwest wind 10 to 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 69 °F

    Heavy Rain
    and Breezy

  • Sunday

    Sunday: Occasional showers. The rain could be heavy at times.  High near 73. Northwest wind 5 to 10 mph becoming light and variable  in the afternoon.  Chance of precipitation is 90%. New precipitation amounts between 2 and 3 inches possible.

    High: 73 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Occasional showers. The rain could be heavy at times.  Low around 70. Calm wind.  Chance of precipitation is 90%. New precipitation amounts between 2 and 3 inches possible.

    Low: 70 °F

    Heavy Rain

  • Monday

    Monday: Occasional showers. The rain could be heavy at times.  High near 73. Calm wind becoming east 5 to 7 mph in the afternoon.  Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

    High: 73 °F

    Heavy Rain

  • Monday Night

    Monday Night: Showers likely, mainly before midnight. The rain could be heavy at times.  Cloudy, with a low around 69. East northeast wind around 7 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 69 °F

    Heavy Rain
    then
    Scattered
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before noon.  Mostly cloudy, with a high near 73. Northeast wind 7 to 11 mph.  Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely.  Mostly cloudy, with a low around 68. North northeast wind 11 to 13 mph.  Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Scattered showers, mainly before noon.  Partly sunny, with a high near 73. North northeast wind 9 to 13 mph.  Chance of precipitation is 50%.

    High: 73 °F

    Scattered
    Showers then
    Isolated
    Showers

Detailed Forecast

This Afternoon
Showers likely. Mostly cloudy, with a high near 77. North northeast wind around 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Occasional showers. The rain could be heavy at times. Low around 69. Breezy, with a north northwest wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Sunday
Occasional showers. The rain could be heavy at times. High near 73. Northwest wind 5 to 10 mph becoming light and variable in the afternoon. Chance of precipitation is 90%. New precipitation amounts between 2 and 3 inches possible.
Sunday Night
Occasional showers. The rain could be heavy at times. Low around 70. Calm wind. Chance of precipitation is 90%. New precipitation amounts between 2 and 3 inches possible.
Monday
Occasional showers. The rain could be heavy at times. High near 73. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.
Monday Night
Showers likely, mainly before midnight. The rain could be heavy at times. Cloudy, with a low around 69. East northeast wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers likely, mainly before noon. Mostly cloudy, with a high near 73. Northeast wind 7 to 11 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 68. North northeast wind 11 to 13 mph. Chance of precipitation is 60%.
Wednesday
Scattered showers, mainly before noon. Partly sunny, with a high near 73. North northeast wind 9 to 13 mph. Chance of precipitation is 50%.
Wednesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 66. North northeast wind around 9 mph. Chance of precipitation is 60%.
Thursday
Scattered showers. Partly sunny, with a high near 73. East northeast wind 8 to 10 mph. Chance of precipitation is 40%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 66. North wind around 9 mph. Chance of precipitation is 60%.
Friday
Scattered showers. Partly sunny, with a high near 73. Northeast wind 9 to 13 mph. Chance of precipitation is 50%.
Friday Night
Showers likely. Mostly cloudy, with a low around 67. Breezy, with a north northeast wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Saturday
Scattered showers. Partly sunny, with a high near 74. Breezy, with a north northeast wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Mountain View HI
 19.52°N 155.09°W (Elev. 1480 ft)
6:03 am HST Aug 22, 2026
3pm HST Aug 22, 2026-6pm HST Aug 29, 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