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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.

Mostly Cloudy

71°F

22°C

Humidity	87%
Wind Speed	Calm
Barometer	30.09 in (1018.7 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Last update	7 Mar 8:53 pm HST

More Information:

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

Extended Forecast for

7 Miles S Hawaii Volcanoes National Park HI

Tonight
Low: 59 °F
Scattered
Showers
Sunday
High: 70 °F
Scattered
Showers
Sunday Night
Low: 58 °F
Scattered
Showers
Monday
High: 71 °F
Scattered
Showers
Monday Night
Low: 58 °F
Scattered
Showers
Tuesday
High: 72 °F
Heavy Rain
Tuesday Night
Low: 60 °F
Heavy Rain
Wednesday
High: 72 °F
Heavy Rain
Wednesday Night
Low: 61 °F
Heavy Rain

Detailed Forecast

Tonight

Scattered showers. Widespread haze. Mostly cloudy, with a low around 59. North northeast wind 11 to 13 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Scattered showers. Widespread haze. Partly sunny, with a high near 70. East wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday Night

Scattered showers. Widespread haze. Mostly cloudy, with a low around 58. Northeast wind 9 to 13 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday

Scattered showers, mainly after 11am. Widespread haze. Mostly sunny, with a high near 71. East wind 7 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Monday Night

Scattered showers. Widespread haze before 7pm. Mostly cloudy, with a low around 58. East northeast wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday

Scattered showers, then periods of rain and possibly a thunderstorm after 11am. Some of the storms could produce heavy rainfall. High near 72. East wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday Night

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 60. South southwest wind 5 to 8 mph. Chance of precipitation is 80%.

Wednesday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 72. Southwest wind 8 to 13 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 61. Southwest wind 6 to 9 mph. Chance of precipitation is 80%.

Thursday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 71. South wind 5 to 7 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 61. South southwest wind 5 to 7 mph. Chance of precipitation is 80%.

Friday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 72. South southwest wind 7 to 11 mph. Chance of precipitation is 80%.

Friday Night

Showers likely. Cloudy, with a low around 63. Breezy, with a southwest wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

Saturday

Showers likely. Cloudy, with a high near 73. Breezy, with a south southwest wind 14 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.