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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

Current conditions at

Daniel K Inouye International Airport (PHNL)

Lat: 21.33°NLon: 157.94°WElev: 10ft.

Mostly Cloudy

70°F

21°C

Humidity	84%
Wind Speed	N 3 mph
Barometer	29.94 in (1013.8 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Last update	7 Apr 2:53 am 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

Click here for hazard details and duration

Flood Watch

Overnight
Low: 71 °F
Isolated
Showers
Tuesday
High: 80 °F
Scattered
Showers
Tuesday Night
Low: 72 °F
Scattered
Showers
Wednesday
High: 80 °F
Heavy Rain
Wednesday Night
Low: 73 °F
Heavy Rain
and Breezy
Thursday
High: 79 °F
Heavy Rain
and Windy
Thursday Night
Low: 72 °F
Heavy Rain
and Windy
Friday
High: 78 °F
Heavy Rain
and Breezy
Friday Night
Low: 72 °F
Scattered
Showers

Detailed Forecast

Overnight

Isolated showers. Mostly cloudy, with a low around 71. East northeast wind around 6 mph. Chance of precipitation is 20%.

Tuesday

Scattered showers. Mostly cloudy, with a high near 80. East wind 6 to 10 mph becoming south in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday Night

Scattered showers. Mostly cloudy, with a low around 72. Calm wind becoming southeast 5 to 7 mph after midnight. Chance of precipitation is 40%.

Wednesday

Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 80. Southeast wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 73. Breezy, with a south southeast wind 8 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Thursday

Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 79. Windy, with a south southeast wind 16 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between 2 and 3 inches possible.

Thursday Night

Frequent showers. The rain could be heavy at times. Low around 72. Windy, with a south southeast wind around 23 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.

Friday

Showers likely. The rain could be heavy at times. Mostly cloudy, with a high near 78. Breezy, with a south southeast wind 17 to 22 mph becoming west southwest 11 to 16 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 70%.

Friday Night

Scattered showers. Mostly cloudy, with a low around 72. West southwest wind around 11 mph. Chance of precipitation is 50%.

Saturday

Scattered showers. Partly sunny, with a high near 79. Southwest wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

Saturday Night

Scattered showers. Mostly cloudy, with a low around 72. South southwest wind around 9 mph. Chance of precipitation is 50%.

Sunday

Scattered showers. Mostly cloudy, with a high near 77. Southwest wind 5 to 8 mph becoming calm in the morning. Chance of precipitation is 50%.

Sunday Night

Showers likely. Mostly cloudy, with a low around 70. Calm wind becoming east northeast 5 to 7 mph after midnight. Chance of precipitation is 60%.

Monday

Scattered showers. Partly sunny, with a high near 76. East northeast wind 5 to 9 mph becoming west northwest in the afternoon. Chance of precipitation is 50%.