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

Hazardous Weather Conditions

Hydrologic Outlook

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Overcast

70°F

21°C

Humidity	87%
Wind Speed	SW 8 mph
Barometer	30.08 in (1018.3 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	7 Mar 11:53 pm HST

More Information:

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

Extended Forecast for

5 Miles SE Pahoa HI

Overnight
Low: 66 °F
Showers
Likely
Sunday
High: 76 °F
Showers
Likely
Sunday Night
Low: 66 °F
Scattered
Showers
Monday
High: 76 °F
Scattered
Showers
Monday Night
Low: 66 °F
Scattered
Showers
Tuesday
High: 77 °F
Scattered
Showers
Tuesday Night
Low: 68 °F
Heavy Rain
Wednesday
High: 78 °F
Heavy Rain
Wednesday Night
Low: 68 °F
Heavy Rain

Detailed Forecast

Overnight

Showers likely. Cloudy, with a low around 66. East northeast wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Showers likely, mainly before noon. Mostly cloudy, with a high near 76. East northeast wind 8 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

Scattered showers. Mostly cloudy, with a low around 66. East northeast wind around 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Monday

Scattered showers. Partly sunny, with a high near 76. East wind 7 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Monday Night

Scattered showers. Mostly cloudy, with a low around 66. East southeast wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday

Scattered showers. Mostly cloudy, with a high near 77. South southeast wind 8 to 11 mph. Chance of precipitation is 30%. 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 68. South wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.

Wednesday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. South southwest wind 9 to 14 mph, with gusts as high as 18 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 68. South southwest wind around 10 mph. Chance of precipitation is 80%.

Thursday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Breezy, with a south wind 10 to 15 mph, with gusts as high as 21 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 68. South wind 10 to 13 mph. Chance of precipitation is 80%.

Friday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Breezy, with a south wind 11 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

Friday Night

Showers likely. Cloudy, with a low around 69. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

Saturday

Showers likely. Cloudy, with a high near 79. Breezy, with a south wind 13 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.