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

Hazardous Weather Conditions

Current conditions at

Kailua / Kona, Keahole Airport (PHKO)

Lat: 19.74°NLon: 156.05°WElev: 43ft.

Fair

77°F

25°C

Humidity	60%
Wind Speed	Calm
Barometer	29.86 in (1011.1 mb)
Dewpoint	62°F (17°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	10 Mar 11:53 pm 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 March 11, 06:00pm until March 14, 06:00pm

Click here for hazard details and duration

Flood Watch

Overnight
Low: 71 °F
Mostly Cloudy
Wednesday
High: 86 °F
Isolated
T-storms
Wednesday Night
Low: 72 °F
Isolated
T-storms
Thursday
High: 86 °F
Mostly Sunny
then Isolated
T-storms
Thursday Night
Low: 72 °F
Isolated
T-storms then
Mostly Cloudy
Friday
High: 86 °F
Scattered
T-storms and
Windy
Friday Night
Low: 71 °F
Heavy Rain
and Very
Windy
Saturday
High: 84 °F
Heavy Rain
and Very
Windy
Saturday Night
Low: 72 °F
Showers
Likely and
Breezy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 71. Calm wind.

Wednesday

Isolated showers and thunderstorms. Partly sunny, with a high near 86. Light and variable wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 20%.

Wednesday Night

Isolated showers and thunderstorms. Partly cloudy, with a low around 72. South wind 6 to 9 mph. Chance of precipitation is 20%.

Thursday

Isolated showers and thunderstorms after noon. Partly sunny, with a high near 86. South southwest wind 5 to 13 mph. Chance of precipitation is 20%.

Thursday Night

Isolated showers and thunderstorms before midnight. Mostly cloudy, with a low around 72. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 20%.

Friday

Isolated showers, then scattered showers and thunderstorms after noon. Cloudy, with a high near 86. Windy, with a south wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%. New rainfall amounts between three quarters and one inch possible.

Friday Night

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a low around 71. Very windy, with a south wind 23 to 31 mph, with gusts as high as 44 mph. Chance of precipitation is 70%.

Saturday

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 84. Very windy, with a south wind 21 to 31 mph, with gusts as high as 44 mph. Chance of precipitation is 70%.

Saturday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. Breezy, with a south southeast wind 17 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.

Sunday

Showers. The rain could be heavy at times. High near 85. Breezy, with a south wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

Sunday Night

Showers likely. The rain could be heavy at times. Cloudy, with a low around 72. South wind 7 to 13 mph. Chance of precipitation is 60%.

Monday

Showers likely. The rain could be heavy at times. Mostly cloudy, with a high near 86. South southwest wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 60%.

Monday Night

Scattered showers. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 40%.

Tuesday

Scattered showers. Mostly cloudy, with a high near 85. Light and variable wind becoming north 6 to 11 mph in the afternoon. Chance of precipitation is 30%.