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Overview of the intense rainfall event over Oahu on February 21, 2026

Hazardous Weather Conditions

Hydrologic Outlook

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Partly Cloudy

79°F

26°C

Humidity	65%
Wind Speed	E 12 mph
Barometer	30.02 in (1016.2 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	7 Mar 2:53 pm HST

More Information:

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

Extended Forecast for

4 Miles E Hilo International Airport HI

This Afternoon
High: 79 °F
Scattered
Showers
Tonight
Low: 65 °F
Showers
Likely
Sunday
High: 77 °F
Showers
Likely then
Scattered
Showers
Sunday Night
Low: 65 °F
Showers
Likely
Monday
High: 77 °F
Showers
Likely then
Scattered
Showers
Monday Night
Low: 65 °F
Scattered
Showers
Tuesday
High: 80 °F
Scattered
Showers and
Breezy
Tuesday Night
Low: 67 °F
Scattered
Showers
Wednesday
High: 81 °F
Heavy Rain

Detailed Forecast

This Afternoon

Scattered showers. Partly sunny, with a high near 79. East wind 7 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tonight

Showers likely. Cloudy, with a low around 65. East southeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Showers likely, mainly before noon. Mostly cloudy, with a high near 77. Light and variable wind becoming east 6 to 11 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

Showers likely. Mostly cloudy, with a low around 65. East wind 6 to 11 mph becoming light and variable after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Monday

Showers likely, mainly before 11am. Mostly cloudy, with a high near 77. Light south wind becoming east southeast 5 to 9 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.

Monday Night

Scattered showers. Mostly cloudy, with a low around 65. South wind 6 to 8 mph. Chance of precipitation is 30%.

Tuesday

Scattered showers. Partly sunny, with a high near 80. Breezy, with a southeast wind 8 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

Tuesday Night

Scattered showers. Cloudy, with a low around 67. South southeast wind 11 to 13 mph. Chance of precipitation is 40%.

Wednesday

Scattered showers, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 81. South wind 5 to 11 mph. Chance of precipitation is 60%.

Wednesday Night

Scattered showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 67. South southwest wind 5 to 8 mph. Chance of precipitation is 40%.

Thursday

Scattered showers and thunderstorms. Cloudy, with a high near 80. South southeast wind 8 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

Thursday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 67. South wind 6 to 9 mph. Chance of precipitation is 60%.

Friday

Showers likely. Mostly cloudy, with a high near 82. South southeast wind 6 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

Friday Night

Showers likely. Cloudy, with a low around 69. South wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Saturday

Showers likely. Cloudy, with a high near 82. Breezy, with a south southeast wind 17 to 22 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.