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

Hazardous Weather Conditions

Current conditions at

Kailua / Kona, Keahole Airport (PHKO)

Lat: 19.74°NLon: 156.05°WElev: 43ft.

Overcast

77°F

25°C

Humidity	85%
Wind Speed	N 8 mph
Barometer	29.93 in (1013.5 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
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

Kailua / Kona, Keahole Airport 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: 72 °F
Heavy Rain
Wednesday
High: 85 °F
Heavy Rain
Wednesday Night
Low: 71 °F
Heavy Rain
Thursday
High: 84 °F
Heavy Rain
Thursday Night
Low: 71 °F
Heavy Rain
Friday
High: 85 °F
Heavy Rain
Friday Night
Low: 72 °F
Heavy Rain
Saturday
High: 86 °F
Heavy Rain

Detailed Forecast

Overnight

Isolated showers. The rain could be heavy at times. Cloudy, with a low around 72. South southeast wind around 5 mph becoming light and variable. Chance of precipitation is 20%.

Wednesday

Scattered showers, mainly after 8am. The rain could be heavy at times. Cloudy, with a high near 85. Light north wind becoming north northwest 8 to 13 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Scattered showers, with thunderstorms also possible after 2am. Some of the storms could produce heavy rainfall. Cloudy, with a low around 71. Calm wind becoming south southeast around 6 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Cloudy, with a high near 84. Calm wind becoming northwest 5 to 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Cloudy, with a low around 71. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Friday

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 85. Light and variable wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.

Friday Night

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a low around 72. South wind 8 to 10 mph. Chance of precipitation is 60%.

Saturday

Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 86. South wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 50%.

Saturday Night

Scattered showers. Cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 30%.

Sunday

Scattered showers. Cloudy, with a high near 85. Light and variable wind becoming west northwest around 5 mph. Chance of precipitation is 30%.

Sunday Night

Scattered showers. Cloudy, with a low around 71. Light north wind. Chance of precipitation is 40%.

Monday

Scattered showers. Cloudy, with a high near 84. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.

Monday Night

Isolated showers. Cloudy, with a low around 71. Light and variable wind becoming north 5 to 8 mph after midnight. Chance of precipitation is 20%.

Tuesday

Cloudy, with a high near 84. North wind 5 to 8 mph becoming calm in the afternoon.