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Heavy Rain and Potential for Flash Flooding

Strong to severe thunderstorms are forecast to develop along a frontal system stretching from portions of the Mississippi Valley into the Ohio Valley. These storms may produce heavy rain and flash flooding. The threat shifts east on Friday. Moonsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Four Corners area. Read More >

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Fair

78°F

26°C

Humidity 74%
Wind Speed Calm
Barometer 30.00 in (1015.7 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 27 Jul 6:53 pm HST
Extended Forecast for

4 Miles SW Hilo HI

  • Tonight

    Tonight: Occasional showers. The rain could be heavy at times.  Low around 64. Light northeast wind.  Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

    Heavy Rain

    Low: 64 °F

  • Friday

    Friday: Occasional showers. The rain could be heavy at times.  High near 80. East northeast wind 3 to 7 mph.  Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

    Heavy Rain

    High: 80 °F

  • Friday
    Night

    Friday Night: Occasional showers. The rain could be heavy at times.  Low around 65. North northeast wind 5 to 7 mph.  Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

    Heavy Rain

    Low: 65 °F

  • Saturday

    Saturday: Occasional showers, mainly before noon.  High near 81. East northeast wind 5 to 7 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Showers then
    Scattered
    Showers

    High: 81 °F

  • Saturday
    Night

    Saturday Night: Showers likely.  Mostly cloudy, with a low around 65. Light north northwest wind.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Showers
    Likely

    Low: 65 °F

  • Sunday

    Sunday: Scattered showers.  Partly sunny, with a high near 81. Northeast wind 3 to 8 mph.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Scattered
    Showers

    High: 81 °F

  • Sunday
    Night

    Sunday Night: Showers likely.  Mostly cloudy, with a low around 65. Light north northwest wind.  Chance of precipitation is 70%.

    Showers
    Likely

    Low: 65 °F

  • Monday

    Monday: Showers likely, mainly before noon.  Partly sunny, with a high near 81. Light and variable wind becoming east northeast 5 to 7 mph in the morning.  Chance of precipitation is 60%.

    Showers
    Likely

    High: 81 °F

  • Monday
    Night

    Monday Night: Showers likely.  Mostly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 70%.

    Showers
    Likely

    Low: 65 °F

Detailed Forecast

Tonight
Occasional showers. The rain could be heavy at times. Low around 64. Light northeast wind. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.
Friday
Occasional showers. The rain could be heavy at times. High near 80. East northeast wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.
Friday Night
Occasional showers. The rain could be heavy at times. Low around 65. North northeast wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.
Saturday
Occasional showers, mainly before noon. High near 81. East northeast wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely. Mostly cloudy, with a low around 65. Light north northwest wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Scattered showers. Partly sunny, with a high near 81. Northeast wind 3 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers likely. Mostly cloudy, with a low around 65. Light north northwest wind. Chance of precipitation is 70%.
Monday
Showers likely, mainly before noon. Partly sunny, with a high near 81. Light and variable wind becoming east northeast 5 to 7 mph in the morning. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 70%.
Tuesday
Scattered showers. Partly sunny, with a high near 81. Calm wind becoming east around 6 mph in the morning. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 81. Calm wind becoming northeast 5 to 8 mph in the morning. Chance of precipitation is 60%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 65. Light west wind. Chance of precipitation is 50%.
Thursday
Showers likely. Partly sunny, with a high near 81. Light and variable wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 60%.
Click Map For Forecast
Point Forecast:
4 Miles SW Hilo HI
 19.66°N 155.14°W (Elev. 1286 ft)
6:01 pm HST Jul 27, 2017
7pm HST Jul 27, 2017-6pm HST Aug 3, 2017
 
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