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

Hazardous Weather Conditions

Hydrologic Outlook

Current conditions at

Kailua / Kona, Keahole Airport (PHKO)

Lat: 19.74°NLon: 156.05°WElev: 43ft.

Partly Cloudy

79°F

26°C

Humidity	65%
Wind Speed	S 7 mph
Barometer	30.01 in
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	7 Mar 8:52 pm HST

More Information:

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

Extended Forecast for

Captain Cook HI

Tonight
Low: 65 °F
Isolated
Showers then
Mostly Clear
Sunday
High: 81 °F
Sunny then
Isolated
Showers
Sunday Night
Low: 65 °F
Isolated
Showers
Monday
High: 80 °F
Scattered
Showers
Monday Night
Low: 65 °F
Scattered
Showers
Tuesday
High: 81 °F
Scattered
Showers
Tuesday Night
Low: 67 °F
Scattered
Showers
Wednesday
High: 81 °F
Scattered
Showers then
Heavy Rain
Wednesday Night
Low: 68 °F
Scattered
Showers

Detailed Forecast

Tonight

Isolated showers before midnight. Partly cloudy, with a low around 65. Light northeast wind. Chance of precipitation is 20%.

Sunday

Isolated showers after noon. Mostly sunny, with a high near 81. Calm wind becoming west southwest 5 to 7 mph. Chance of precipitation is 20%.

Sunday Night

Isolated showers. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 20%.

Monday

Scattered showers, mainly after 11am. Mostly sunny, with a high near 80. Light west northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Monday Night

Scattered showers, mainly before 7pm. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%.

Tuesday

Scattered showers, mainly after 11am. Partly sunny, with a high near 81. West northwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday Night

Scattered showers. Cloudy, with a low around 67. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 50%.

Wednesday

Scattered showers, then periods of rain and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. High near 81. South wind 5 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.

Wednesday Night

Scattered showers. Cloudy, with a low around 68. South southeast wind around 10 mph. Chance of precipitation is 30%.

Thursday

Scattered showers. Cloudy, with a high near 83. South wind 6 to 11 mph. Chance of precipitation is 40%.

Thursday Night

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 69. South southeast wind around 6 mph. Chance of precipitation is 80%.

Friday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 84. Breezy, with a south wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%.

Friday Night

Showers likely. Mostly cloudy, with a low around 70. Breezy, with a south wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

Saturday

Showers likely. Mostly cloudy, with a high near 83. Breezy, with a south wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.