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

Hazardous Weather Conditions

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Mostly Cloudy

69°F

21°C

Humidity	90%
Wind Speed	SW 6 mph
Barometer	30.05 in (1017.5 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	8 Mar 9:53 pm HST

More Information:

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

Extended Forecast for

Wainaku HI

Tonight
Low: 66 °F
Showers
Likely
Monday
High: 77 °F
Scattered
Showers
Monday Night
Low: 67 °F
Scattered
Showers
Tuesday
High: 78 °F
Scattered
Showers and
Breezy
Tuesday Night
Low: 71 °F
Isolated
Showers
Wednesday
High: 80 °F
Heavy Rain
Wednesday Night
Low: 73 °F
Heavy Rain
Thursday
High: 79 °F
Heavy Rain
and Breezy
Thursday Night
Low: 72 °F
Heavy Rain

Detailed Forecast

Tonight

Showers likely. Mostly cloudy, with a low around 66. Southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Monday

Scattered showers. Partly sunny, with a high near 77. South wind 5 to 9 mph becoming east in the morning. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Monday Night

Scattered showers. Mostly cloudy, with a low around 67. South southeast wind 7 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday

Scattered showers. Partly sunny, with a high near 78. Breezy, with a southeast wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

Tuesday Night

Isolated showers. Mostly cloudy, with a low around 71. South wind 9 to 11 mph. Chance of precipitation is 20%.

Wednesday

Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 80. South southeast wind 9 to 14 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. South wind 7 to 9 mph. Chance of precipitation is 60%.

Thursday

Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 79. Breezy, with a southeast wind 11 to 16 mph becoming light in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

Thursday Night

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. Light southeast wind becoming south southeast 9 to 14 mph after midnight. Chance of precipitation is 60%.

Friday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 82. Windy, with a south southeast wind 14 to 23 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

Friday Night

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. Breezy, with a south wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

Saturday

Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 83. Windy, with a south wind 17 to 23 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

Saturday Night

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. Breezy, with a south wind 17 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

Sunday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 83. Breezy, with a south wind 15 to 20 mph becoming light southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%.