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March 2026 Severe Weather and Flash Flooding - 3/10 to 3/24

Hazardous Weather Conditions

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Fair

71°F

22°C

Humidity	90%
Wind Speed	SW 6 mph
Barometer	30.01 in (1015.9 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	8 Apr 10:53 pm HST

More Information:

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

Extended Forecast for

6 Miles ESE Hawaiian Beaches HI

Flood Watch April 8, 11:50pm until April 10, 06:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch April 8, 11:50pm until April 10, 06:00pm
NOW until 6:00pm Fri
Flood Watch
Tonight
Low: 68 °F
Heavy Rain
and Breezy
Thursday
High: 80 °F
Heavy Rain
Thursday Night
Low: 69 °F
Heavy Rain
Friday
High: 79 °F
Heavy Rain
Friday Night
Low: 69 °F
Heavy Rain
and Breezy
Saturday
High: 81 °F
Showers
Likely
Saturday Night
Low: 70 °F
Showers
Likely then
Scattered
Showers
Sunday
High: 82 °F
Showers
Likely

Detailed Forecast

Tonight

Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Cloudy, with a low around 68. Breezy, with a south southeast wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

Thursday

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 80. South southeast wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 69. Southeast wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Friday

Frequent showers and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. High near 79. South southeast wind 8 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between 3 and 4 inches possible.

Friday Night

Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Cloudy, with a low around 69. Breezy, with a south wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts between three quarters and one inch possible.

Saturday

Showers likely, mainly after noon. Cloudy, with a high near 81. South wind 6 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Saturday Night

Showers likely, mainly before midnight. Cloudy, with a low around 70. South wind 6 to 8 mph. Chance of precipitation is 60%.

Sunday

Showers likely. Mostly cloudy, with a high near 82. South southeast wind 6 to 8 mph becoming north northeast in the afternoon. Chance of precipitation is 60%.

Sunday Night

Scattered showers. The rain could be heavy at times. Mostly cloudy, with a low around 68. Light and variable wind becoming southeast 5 to 7 mph after midnight. Chance of precipitation is 30%.

Monday

Showers likely, mainly after noon. Mostly cloudy, with a high near 80. Southeast wind 3 to 7 mph. Chance of precipitation is 60%.

Monday Night

Showers likely. Cloudy, with a low around 69. Light and variable wind becoming west southwest 9 to 14 mph after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.

Tuesday

Isolated showers. Cloudy, with a high near 82. West southwest wind 7 to 14 mph becoming northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 10%.

Tuesday Night

Scattered showers. Cloudy, with a low around 69. Northeast wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 30%.

Wednesday

Showers likely. Cloudy, with a high near 81. Calm wind. Chance of precipitation is 60%.