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

Hazardous Weather Conditions

Current conditions at

Wheeler Air Force Base / Oahu (PHHI)

Lat: 21.48°NLon: 158.03°WElev: 837ft.

Fair

71°F

22°C

Humidity	78%
Wind Speed	Calm
Barometer	29.96 in (1013.7 mb)
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Last update	9 Mar 7:55 am HST

More Information:

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

Extended Forecast for

2 Miles SE Waialua HI

Flood Watch March 10, 06:00pm until March 14, 06:00pm

Click here for hazard details and duration

Flood Watch

Today
High: 81 °F
Scattered
Showers
Tonight
Low: 65 °F
Heavy Rain
Tuesday
High: 81 °F
Heavy Rain
and Breezy
Tuesday Night
Low: 66 °F
Heavy Rain
and Breezy
Wednesday
High: 80 °F
Heavy Rain
and Breezy
Wednesday Night
Low: 66 °F
Heavy Rain
Thursday
High: 80 °F
Heavy Rain
Thursday Night
Low: 67 °F
Heavy Rain
and Breezy
Friday
High: 79 °F
Heavy Rain
and Windy

Detailed Forecast

Today

Scattered showers, mainly after 11am. Widespread haze after 11am. Mostly cloudy, with a high near 81. East southeast wind 7 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Tonight

Scattered showers, with thunderstorms also possible after midnight. Some of the storms could produce heavy rainfall. Widespread haze. Mostly cloudy, with a low around 65. South southeast wind 7 to 11 mph. Chance of precipitation is 30%. New rainfall amounts between three quarters and one inch possible.

Tuesday

Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Widespread haze. Mostly cloudy, with a high near 81. Breezy, with a south southeast wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers likely. The rain could be heavy at times. Mostly cloudy, with a low around 66. Breezy, with a south wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.

Wednesday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 80. Breezy, with a south wind 14 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 66. South wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Thursday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 80. South wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.

Thursday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 67. Breezy, with a south southeast wind 9 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

Friday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 79. Windy, with a south wind 18 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 80%.

Friday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 66. Windy, with a south wind 22 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 90%.

Saturday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Windy, with a south southwest wind around 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 66. Windy, with a south southwest wind 20 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 90%.

Sunday

Scattered showers. Mostly cloudy, with a high near 79. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.