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

Hazardous Weather Conditions

Current conditions at

Kahului, Kahului Airport (PHOG)

Lat: 20.89°NLon: 156.44°WElev: 52ft.

Partly Cloudy

79°F

26°C

Humidity	58%
Wind Speed	E 20 G 29 mph
Barometer	29.93 in (1013.9 mb)
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	8 Mar 4:54 pm HST

More Information:

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

Extended Forecast for

5 Miles WSW Waikapu HI

Tonight
Low: 68 °F
Isolated
Showers then
Partly Cloudy
Monday
High: 83 °F
Isolated
Showers then
Haze
Monday Night
Low: 69 °F
Haze then
Isolated
Showers
Tuesday
High: 82 °F
Isolated
Showers
Tuesday Night
Low: 72 °F
Scattered
Showers
Wednesday
High: 80 °F
Heavy Rain
Wednesday Night
Low: 72 °F
Heavy Rain
Thursday
High: 81 °F
Heavy Rain
Thursday Night
Low: 71 °F
Heavy Rain

Detailed Forecast

Tonight

Isolated showers before midnight. Partly cloudy, with a low around 68. North northeast wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 20%.

Monday

Isolated showers before noon. Widespread haze. Mostly sunny, with a high near 83. Calm wind becoming west southwest around 6 mph. Chance of precipitation is 10%.

Monday Night

Isolated showers after midnight. Widespread haze. Partly cloudy, with a low around 69. Light and variable wind becoming southeast 5 to 7 mph after midnight. Chance of precipitation is 10%.

Tuesday

Isolated showers. Widespread haze before noon. Mostly sunny, with a high near 82. South southeast wind 5 to 7 mph. Chance of precipitation is 20%.

Tuesday Night

Scattered showers. Mostly cloudy, with a low around 72. South wind 5 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 80. South southeast wind 9 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 72. South wind 11 to 13 mph. Chance of precipitation is 80%.

Thursday

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 81. South wind 7 to 13 mph. Chance of precipitation is 70%.

Thursday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 71. South southeast wind 7 to 13 mph. Chance of precipitation is 80%.

Friday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 81. Windy, with a south wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.

Friday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 71. Very windy, with a south wind 23 to 31 mph, with gusts as high as 45 mph. Chance of precipitation is 100%.

Saturday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 81. Windy, with a south wind around 29 mph, with gusts as high as 43 mph. Chance of precipitation is 90%.

Saturday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 72. Windy, with a south wind around 29 mph, with gusts as high as 41 mph. Chance of precipitation is 100%.

Sunday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 82. Windy, with a south southwest wind 23 to 28 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%.