Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Severe Thunderstorms and Heavy Rain in Upper Midwest

A slow moving frontal boundary from the central Pains to the Upper Midwest will bring a potential for severe thunderstorms and heavy rain. Rain amounts of 1-3 inches, with locally heavier amounts can be expected. The threat of severe weather moves into the Ohio Valley and Northeast on Tuesday. Monsoon moisture continues to bring the threat of flash flooding to the Southwest and southern Rockies. Read More >

Hazardous Weather Conditions

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Fair

72°F

22°C

Humidity 94%
Wind Speed SW 3 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 20 Aug 8:53 pm HST
Extended Forecast for

6 Miles S Pahoa HI

  • Tonight

    Tonight: Occasional showers. The rain could be heavy at times.  Low around 67. North wind 6 to 9 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Heavy Rain

    Low: 67 °F

  • Monday

    Monday: Occasional showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall.  High near 85. West northwest wind 6 to 14 mph becoming east northeast in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    High: 85 °F

  • Monday
    Night

    Monday Night: Showers likely and possibly a thunderstorm, then occasional showers after 8pm. Some of the storms could produce heavy rainfall.  Low around 67. North wind around 9 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Heavy Rain

    Low: 67 °F

  • Tuesday

    Tuesday: Occasional showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall.  High near 82. North wind 9 to 11 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    High: 82 °F

  • Tuesday
    Night

    Tuesday Night: Occasional showers.  Low around 67. North northwest wind around 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Showers

    Low: 67 °F

  • Wednesday

    Wednesday: Occasional showers, mainly before noon.  High near 85. East northeast wind 9 to 14 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Showers then
    Scattered
    Showers

    High: 85 °F

  • Wednesday
    Night

    Wednesday Night: Scattered showers.  Mostly cloudy, with a low around 67. North northwest wind around 11 mph.  Chance of precipitation is 50%.

    Scattered
    Showers

    Low: 67 °F

  • Thursday

    Thursday: Scattered showers.  Mostly sunny, with a high near 85. East northeast wind 11 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    Scattered
    Showers

    High: 85 °F

  • Thursday
    Night

    Thursday Night: Occasional showers, mainly after midnight.  Low around 67. North northwest wind 11 to 13 mph.  Chance of precipitation is 80%.

    Scattered
    Showers then
    Showers

    Low: 67 °F

Detailed Forecast

Tonight
Occasional showers. The rain could be heavy at times. Low around 67. North wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Occasional showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 85. West northwest wind 6 to 14 mph becoming east northeast in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm, then occasional showers after 8pm. Some of the storms could produce heavy rainfall. Low around 67. North wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Occasional showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 82. North wind 9 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Occasional showers. Low around 67. North northwest wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Occasional showers, mainly before noon. High near 85. East northeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 67. North northwest wind around 11 mph. Chance of precipitation is 50%.
Thursday
Scattered showers. Mostly sunny, with a high near 85. East northeast wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday Night
Occasional showers, mainly after midnight. Low around 67. North northwest wind 11 to 13 mph. Chance of precipitation is 80%.
Friday
Scattered showers. Partly sunny, with a high near 85. Northeast wind 11 to 13 mph. Chance of precipitation is 40%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 67. North northwest wind 9 to 11 mph. Chance of precipitation is 50%.
Saturday
Scattered showers. Partly sunny, with a high near 85. East northeast wind 9 to 11 mph. Chance of precipitation is 40%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 67. North northwest wind around 10 mph. Chance of precipitation is 50%.
Sunday
Scattered showers. Partly sunny, with a high near 85. East northeast wind 9 to 11 mph. Chance of precipitation is 50%.
Click Map For Forecast
Point Forecast:
6 Miles S Pahoa HI
 19.41°N 154.97°W (Elev. 1001 ft)
7:17 pm HST Aug 20, 2017
9pm HST Aug 20, 2017-6pm HST Aug 27, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database