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

Hazardous Weather Conditions

Flood Watch in effect from March 11, 06:00 AM HST until March 14, 06:00 PM HST

Current conditions at

Kaunakakai, Molokai Airport (PHMK)

Lat: 21.15°NLon: 157.1°WElev: 453ft.

Light Rain

66°F

19°C

Humidity	96%
Wind Speed	NE 7 mph
Barometer	29.91 in (1013.3 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Last update	11 Mar 7:54 am HST

More Information:

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

Extended Forecast for

3 Miles SSE Maunaloa HI

Flood Watch until March 14, 06:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch until March 14, 06:00pm
NOW until 6:00pm Sat
Flood Watch
Today
High: 78 °F
Heavy Rain
and Breezy
Tonight
Low: 71 °F
Heavy Rain
and Breezy
Thursday
High: 78 °F
Heavy Rain
Thursday Night
Low: 70 °F
Heavy Rain
and Windy
Friday
High: 77 °F
Heavy Rain
and Windy
Friday Night
Low: 70 °F
Heavy Rain
and Very
Windy
Saturday
High: 78 °F
Heavy Rain
and Very
Windy
Saturday Night
Low: 71 °F
Heavy Rain
and Windy

Detailed Forecast

Today

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Widespread haze. High near 78. Breezy, with a south wind 14 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Widespread haze. Low around 71. Breezy, with a south wind 13 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Thursday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Widespread haze. High near 78. South wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Widespread haze. Low around 70. Windy, with a south wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Friday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Widespread haze before 10am. High near 77. Windy, with a south wind 23 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Friday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. Very windy, with a south wind 30 to 34 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.

Saturday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Very windy, with a south southwest wind 24 to 33 mph, with gusts as high as 48 mph. Chance of precipitation is 100%.

Saturday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 71. Windy, with a south southwest wind around 25 mph, with gusts as high as 36 mph. Chance of precipitation is 90%.

Sunday

Showers likely. The rain could be heavy at times. Mostly cloudy, with a high near 79. Windy, with a south southwest wind 17 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.

Sunday Night

Scattered showers. Mostly cloudy, with a low around 71. Breezy, with a southwest wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

Monday

Scattered showers. Partly sunny, with a high near 78. Southwest wind 6 to 13 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

Monday Night

Scattered showers. Mostly cloudy, with a low around 70. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.

Tuesday

Scattered showers. Mostly cloudy, with a high near 78. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%.