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

Hazardous Weather Conditions

Hydrologic Outlook

Current conditions at

Kahului, Kahului Airport (PHOG)

Lat: 20.89°NLon: 156.44°WElev: 52ft.

Fair

72°F

22°C

Humidity	73%
Wind Speed	NE 8 mph
Barometer	29.99 in (1016.1 mb)
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Last update	7 Mar 10:54 pm HST

More Information:

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

Extended Forecast for

4 Miles N Haleakala HI

Tonight
Low: 44 °F
Scattered
Showers and
Breezy
Sunday
High: 60 °F
Scattered
Showers and
Breezy
Sunday Night
Low: 43 °F
Scattered
Showers
Monday
High: 59 °F
Scattered
Showers
Monday Night
Low: 44 °F
Scattered
Showers
Tuesday
High: 60 °F
Scattered
Showers
Tuesday Night
Low: 45 °F
Heavy Rain
and Breezy
Wednesday
High: 59 °F
Heavy Rain
and Windy
Wednesday Night
Low: 45 °F
Heavy Rain
and Breezy

Detailed Forecast

Tonight

Scattered showers. Mostly cloudy, with a low around 44. Breezy, with an east southeast wind around 18 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Scattered showers. Partly sunny, with a high near 60. Breezy, with an east southeast wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

Scattered showers. Mostly cloudy, with a low around 43. Southeast wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Monday

Scattered showers, mainly after 11am. Mostly sunny, with a high near 59. South southeast wind around 6 mph becoming calm in the morning. Chance of precipitation is 40%. 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 44. Calm wind becoming south southeast around 5 mph. Chance of precipitation is 40%.

Tuesday

Scattered showers, mainly after 11am. Mostly cloudy, with a high near 60. Light south southwest wind increasing to 5 to 9 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday Night

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 45. Breezy, with a south wind 9 to 18 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

Wednesday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 59. Windy, with a south wind 18 to 23 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

Wednesday Night

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 45. Breezy, with a south wind 15 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

Thursday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 61. Breezy, with a south wind 13 to 15 mph. Chance of precipitation is 80%.

Thursday Night

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 46. Breezy, with a south wind 13 to 22 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

Friday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 60. Windy, with a south wind 22 to 28 mph, with gusts as high as 33 mph. Chance of precipitation is 80%.

Friday Night

Scattered showers. Mostly cloudy, with a low around 47. Very windy, with a south wind 28 to 34 mph, with gusts as high as 43 mph. Chance of precipitation is 40%.

Saturday

Showers likely. Mostly cloudy, with a high near 60. Very windy, with a south southwest wind 26 to 34 mph, with gusts as high as 43 mph. Chance of precipitation is 60%.