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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.

Light Rain

67°F

19°C

Humidity	87%
Wind Speed	W 12 mph
Barometer	30.06 in (1017.6 mb)
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Last update	8 Mar 12:53 am HST

More Information:

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

Extended Forecast for

9 Miles SSE Mountain View HI

Overnight
Low: 60 °F
Showers
Likely
Sunday
High: 66 °F
Showers
Likely
Sunday Night
Low: 59 °F
Showers
Likely
Monday
High: 67 °F
Scattered
Showers
Monday Night
Low: 59 °F
Scattered
Showers
Tuesday
High: 68 °F
Heavy Rain
Tuesday Night
Low: 62 °F
Heavy Rain
and Breezy
Wednesday
High: 68 °F
Heavy Rain
and Breezy
Wednesday Night
Low: 63 °F
Heavy Rain

Detailed Forecast

Overnight

Showers likely. Cloudy, with a low around 60. North northeast wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Showers likely. Cloudy, with a high near 66. Northeast wind 7 to 13 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday Night

Showers likely, mainly after midnight. Mostly cloudy, with a low around 59. North northeast wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday

Scattered showers. Partly sunny, with a high near 67. East wind 7 to 10 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday Night

Scattered showers. Mostly cloudy, with a low around 59. East wind 5 to 7 mph becoming calm. Chance of precipitation is 40%. 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 68. South southeast wind 6 to 10 mph. 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 62. Breezy, with a south southwest wind 9 to 16 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 68. Breezy, with a south southwest wind 13 to 17 mph, with gusts as high as 24 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 63. Southwest wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.

Thursday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 68. South southwest wind 11 to 14 mph, with gusts as high as 18 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 63. South southwest wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.

Friday

Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 69. Breezy, with a south wind 14 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.

Friday Night

Showers likely. Cloudy, with a low around 65. Windy, with a south southwest wind 21 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.

Saturday

Showers likely. Cloudy, with a high near 70. Windy, with a south southwest wind 21 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.