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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.

Mostly Cloudy

69°F

21°C

Humidity	90%
Wind Speed	NW 6 mph
Barometer	29.92 in (1013.3 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	8 Apr 12:53 am HST

More Information:

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

Extended Forecast for

Aliamanu 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
Overnight
Low: 70 °F
Heavy Rain
Wednesday
High: 81 °F
Heavy Rain
Wednesday Night
Low: 70 °F
Heavy Rain
and Breezy
Thursday
High: 79 °F
Heavy Rain
and Breezy
Thursday Night
Low: 70 °F
Heavy Rain
and Breezy
Friday
High: 79 °F
Heavy Rain
and Breezy
Friday Night
Low: 70 °F
Heavy Rain
Saturday
High: 80 °F
Scattered
Showers

Detailed Forecast

Overnight

Isolated showers. The rain could be heavy at times. Mostly cloudy, with a low around 70. East northeast wind 3 to 5 mph. Chance of precipitation is 20%.

Wednesday

Scattered showers, mainly after 8am. The rain could be heavy at times. Cloudy, with a high near 81. East wind 5 to 10 mph becoming south southeast in the afternoon. 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 70. Breezy, with a light east wind becoming southeast 10 to 15 mph after midnight. Winds could gust as high as 21 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 11 to 20 mph, with gusts as high as 28 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 70. 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 79. Breezy, with a south wind 13 to 18 mph becoming southwest 7 to 12 mph 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 70. Southwest wind around 8 mph. Chance of precipitation is 60%.

Saturday

Scattered showers. Mostly cloudy, with a high near 80. Southwest wind 5 to 8 mph. Chance of precipitation is 40%.

Saturday Night

Scattered showers. Cloudy, with a low around 69. West southwest wind 3 to 6 mph. Chance of precipitation is 50%.

Sunday

Scattered showers. Cloudy, with a high near 78. Southwest wind 3 to 6 mph. Chance of precipitation is 50%.

Sunday Night

Showers likely. Cloudy, with a low around 68. Light and variable wind becoming northeast around 5 mph after midnight. Chance of precipitation is 70%.

Monday

Scattered showers. Cloudy, with a high near 76. North northeast wind 5 to 8 mph. Chance of precipitation is 50%.

Monday Night

Scattered showers. Cloudy, with a low around 68. North northeast wind 5 to 8 mph becoming light and variable. Chance of precipitation is 50%.