Thunderstorms And Heavy Rain Is Expected Through The Plains; Poor Air Quality Persists Out West into Upper Midwest; Major Hurricane Lane Moves Into The Central Pacific

Thunderstorms with heavy to excessive rain is expected across much of the Plains, as a weather system moves into the region. Meanwhile, smoke from numerous ongoing wildfires in western North America are requiring air quality alerts throughout the West into the Upper Midwest. Finally, Major Hurricane Lane continues to track almost due west, transitioning from the Eastern to Central Pacific Ocean. Read More >

Hazardous Weather Conditions

Flood Advisory in effect from August 18, 02:36 PM HST until August 18, 05:30 PM HST

En Español

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Fog/Mist

75°F

24°C

Humidity	94%
Wind Speed	Calm
Barometer	29.98 in
Dewpoint	73°F (23°C)
Visibility	5.00 mi
Last update	18 Aug 2:51 pm HST

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

2 Miles ENE Pahoa HI

Flood Advisory until August 18, 05:30pm

Click here for hazard details and duration

Flood Advisory

Flood Advisory until August 18, 05:30pm

NOW until
5:30pm Sat

Flood Advisory
This
Afternoon

Heavy Rain
High: 86 °F
Tonight

Heavy Rain
Low: 68 °F
Sunday

Heavy Rain
High: 87 °F
Sunday
Night

Showers
Low: 68 °F
Monday

Breezy.
Showers
Likely then
Isolated
Showers
High: 86 °F
Monday
Night

Scattered
Showers
Low: 68 °F
Tuesday

Showers
Likely
High: 85 °F
Tuesday
Night

Showers
Likely
Low: 68 °F

Detailed Forecast

This Afternoon

Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 86. Heat index values as high as 100. East northeast wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 68. East northeast wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Sunday

Showers likely, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 87. Heat index values as high as 99. Light and variable wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Occasional showers. Low around 68. North northwest wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Monday

Showers likely, mainly before noon. Partly sunny, with a high near 86. Breezy, with a north northeast wind 6 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Monday Night

Scattered showers. Mostly cloudy, with a low around 68. North northeast wind 8 to 13 mph becoming northwest in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday

Showers likely, mainly after noon. Mostly cloudy, with a high near 85. Northwest wind 7 to 13 mph becoming northeast in the morning. Chance of precipitation is 70%.

Tuesday Night

Showers likely, mainly after midnight. Mostly cloudy, with a low around 68. North northwest wind around 8 mph. Chance of precipitation is 60%.

Wednesday

Scattered showers. Cloudy, with a high near 87. North northwest wind 6 to 13 mph becoming east northeast in the morning. Chance of precipitation is 50%.

Wednesday Night

Showers likely, mainly after midnight. Cloudy, with a low around 68. North northwest wind around 7 mph. Chance of precipitation is 60%.

Thursday

Scattered showers. Cloudy, with a high near 86. North northwest wind 5 to 9 mph becoming east northeast in the morning. Chance of precipitation is 50%.

Thursday Night

Showers likely. Cloudy, with a low around 68. North northwest wind around 5 mph. Chance of precipitation is 70%.

Friday

Showers likely. Cloudy, with a high near 86. North northwest wind 5 to 11 mph becoming east northeast in the morning. Chance of precipitation is 70%.

Friday Night

Occasional showers. Low around 68. North northwest wind around 8 mph. Chance of precipitation is 80%.

Saturday

Occasional showers. High near 86. Breezy, with a north northwest wind 6 to 15 mph becoming east in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 80%.