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

Hazardous Weather Conditions

Current conditions at

Daniel K Inouye International Airport (PHNL)

Lat: 21.33°NLon: 157.94°WElev: 10ft.

Light Rain

74°F

23°C

Humidity	85%
Wind Speed	SE 7 mph
Barometer	29.89 in (1011.9 mb)
Dewpoint	69°F (21°C)
Visibility	9.00 mi
Last update	10 Mar 10:53 pm HST

More Information:

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

Extended Forecast for

2 Miles E Waikiki HI

Flood Watch until March 14, 06:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch until March 14, 06:00pm
NOW until 6:00pm Sat
Flood Watch
Tonight
Low: 71 °F
Heavy Rain
and Breezy
Wednesday
High: 78 °F
Heavy Rain
and Breezy
Wednesday Night
Low: 71 °F
Heavy Rain
Thursday
High: 79 °F
Heavy Rain
Thursday Night
Low: 70 °F
Heavy Rain
and Windy
Friday
High: 77 °F
Heavy Rain
and Very
Windy
Friday Night
Low: 70 °F
Heavy Rain
and Very
Windy
Saturday
High: 79 °F
Heavy Rain
and Windy

Detailed Forecast

Tonight

Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Some of the storms could produce heavy rainfall. Cloudy, with a low around 71. Breezy, with a south wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

Wednesday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Breezy, with a south wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Wednesday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 71. South southwest wind 11 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

Thursday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 79. South southwest wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Thursday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. Windy, with a south wind 11 to 16 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.

Friday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 77. Very windy, with a south wind 24 to 33 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.

Friday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. Very windy, with a south southwest wind 29 to 33 mph, with gusts as high as 48 mph. Chance of precipitation is 100%.

Saturday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 79. Windy, with a southwest wind 23 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 90%.

Saturday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 71. Windy, with a southwest wind around 24 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.

Sunday

Scattered showers. Mostly cloudy, with a high near 79. Windy, with a southwest wind 15 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

Sunday Night

Scattered showers. Mostly cloudy, with a low around 71. Breezy, with a west southwest wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Monday

Scattered showers. Partly sunny, with a high near 78. West southwest wind around 7 mph becoming north northwest in the afternoon. Chance of precipitation is 30%.

Monday Night

Scattered showers. Mostly cloudy, with a low around 70. North northwest wind around 6 mph becoming northeast after midnight. Chance of precipitation is 30%.

Tuesday

Scattered showers. Mostly cloudy, with a high near 77. East northeast wind 3 to 6 mph. Chance of precipitation is 30%.