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

Hazardous Weather Conditions

Flood Watch until April 13, 06:00 PM HST

Current conditions at

Oahu, Kalaeloa Airport (PHJR)

Lat: 21.31°NLon: 158.07°WElev: 33ft.

Overcast

72°F

22°C

Humidity	91%
Wind Speed	Calm
Barometer	29.98 in (1016.0 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Last update	12 Apr 1:53 am HST

More Information:

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

Extended Forecast for

2 Miles E Nanakuli HI

Flood Watch April 12, 02:39am until April 13, 06:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch April 12, 02:39am until April 13, 06:00pm
NOW until 6:00pm Mon
Flood Watch
Overnight
Low: 74 °F
Heavy Rain
Sunday
High: 77 °F
Heavy Rain
Sunday Night
Low: 72 °F
Heavy Rain
Monday
High: 80 °F
Heavy Rain
Monday Night
Low: 74 °F
Heavy Rain
then Cloudy
Tuesday
High: 81 °F
Cloudy
Tuesday Night
Low: 75 °F
Isolated
Showers
Wednesday
High: 80 °F
Isolated
Showers

Detailed Forecast

Overnight

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 74. North northwest wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Sunday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 77. North wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.

Sunday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 72. North wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Monday

Showers and possibly a thunderstorm before 8am, then scattered showers. Some of the storms could produce heavy rainfall. High near 80. Light south wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday Night

Scattered showers before 8pm. The rain could be heavy at times. Cloudy, with a low around 74. Light south wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday

Cloudy, with a high near 81. Light south southeast wind.

Tuesday Night

Isolated showers after 8pm. Cloudy, with a low around 75. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 20%.

Wednesday

Isolated showers. Cloudy, with a high near 80. Light and variable wind becoming east northeast around 6 mph in the afternoon. Chance of precipitation is 20%.

Wednesday Night

Isolated showers. Mostly cloudy, with a low around 75. East wind 3 to 6 mph. Chance of precipitation is 20%.

Thursday

Isolated showers. Partly sunny, with a high near 82. Southeast wind 3 to 5 mph. Chance of precipitation is 20%.

Thursday Night

Isolated showers. Partly cloudy, with a low around 75. East northeast wind 5 to 8 mph. Chance of precipitation is 20%.

Friday

Isolated showers. Partly sunny, with a high near 82. Light east southeast wind becoming east northeast 5 to 9 mph in the afternoon. Chance of precipitation is 20%.

Friday Night

Isolated showers. Partly cloudy, with a low around 75. East wind 5 to 10 mph. Chance of precipitation is 20%.

Saturday

Isolated showers. Mostly sunny, with a high near 81. Calm wind becoming north northwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.