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March 2026 Severe Weather and Flash Flooding - 3/10 to 3/24

Hazardous Weather Conditions

Flood Watch in effect from April 8, 06:00 AM HST until April 10, 06:00 PM HST
High Surf Advisory in effect from April 7, 07:40 PM HST until April 9, 06:00 AM HST

Current conditions at

Daniel K Inouye International Airport (PHNL)

Lat: 21.33°NLon: 157.94°WElev: 10ft.

A Few Clouds

68°F

20°C

Humidity	93%
Wind Speed	E 5 mph
Barometer	29.94 in (1013.9 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	7 Apr 10:53 pm HST

More Information:

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

Extended Forecast for

Honolulu HI

Flood Watch April 8, 06:00am until April 10, 06:00pm

High Surf Advisory until April 9, 06:00am

Click here for hazard details and duration

Flood Watch

High Surf Advisory

High Surf Advisory until April 9, 06:00am
NOW until 6:00am Thu
High Surf Advisory
Tonight
Low: 73 °F
Heavy Rain
Wednesday
High: 81 °F
Heavy Rain
Wednesday Night
Low: 73 °F
Heavy Rain
and Breezy
Thursday
High: 79 °F
Heavy Rain
and Breezy
Thursday Night
Low: 72 °F
Heavy Rain
and Breezy
Friday
High: 80 °F
Heavy Rain
and Breezy
Friday Night
Low: 72 °F
Heavy Rain
Saturday
High: 80 °F
Scattered
Showers

Detailed Forecast

Tonight

Scattered showers, mainly before midnight. The rain could be heavy at times. Mostly cloudy, with a low around 73. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

Scattered showers, mainly after 8am. The rain could be heavy at times. Cloudy, with a high near 81. East southeast wind 5 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Occasional showers, with thunderstorms also possible after 2am. Some of the storms could produce heavy rainfall. Low around 73. Breezy, with a light east northeast wind becoming southeast 13 to 18 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. 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 79. Breezy, with a south southeast wind 15 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. 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 72. Breezy, with a southeast wind 14 to 18 mph, with gusts as high as 25 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 80. Breezy, with a southeast wind 8 to 18 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.

Friday Night

Showers likely and possibly a thunderstorm before 8pm, then scattered showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. Southwest wind 8 to 10 mph. Chance of precipitation is 60%.

Saturday

Scattered showers. Mostly cloudy, with a high near 80. West southwest wind 6 to 8 mph. Chance of precipitation is 40%.

Saturday Night

Scattered showers. Cloudy, with a low around 72. West southwest wind 5 to 7 mph. Chance of precipitation is 50%.

Sunday

Scattered showers. Cloudy, with a high near 78. Southwest wind around 6 mph. Chance of precipitation is 50%.

Sunday Night

Showers likely. Cloudy, with a low around 70. Light and variable wind becoming northeast around 6 mph after midnight. Chance of precipitation is 70%.

Monday

Scattered showers. Cloudy, with a high near 77. North northeast wind 6 to 9 mph. Chance of precipitation is 50%.

Monday Night

Scattered showers. Cloudy, with a low around 70. Northeast wind 6 to 9 mph becoming south after midnight. Chance of precipitation is 50%.