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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.

Heavy Rain Fog/Mist

72°F

22°C

Humidity	97%
Wind Speed	E 8 mph
Barometer	29.95 in (1014.0 mb)
Dewpoint	71°F (22°C)
Visibility	4.00 mi
Last update	7 Apr 7:53 pm HST

More Information:

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

Extended Forecast for

8 Miles SE Hawaiian Beaches HI

Flood Watch April 8, 06:00am until April 10, 06:00pm

High Surf Advisory until April 9, 06:00am

Flood Advisory April 7, 07:59pm until April 7, 11:15pm

Click here for hazard details and duration

Flood Watch

High Surf Advisory

...

High Surf Advisory until April 9, 06:00am
Flood Advisory April 7, 07:59pm until April 7, 11:15pm
NOW: Multiple hazards in effect
Click HERE for Details
Tonight
Low: 70 °F
Heavy Rain
and Breezy
Wednesday
High: 77 °F
Heavy Rain
Wednesday Night
Low: 70 °F
Heavy Rain
Thursday
High: 76 °F
Heavy Rain
Thursday Night
Low: 70 °F
Heavy Rain
Friday
High: 77 °F
Heavy Rain
Friday Night
Low: 71 °F
Heavy Rain
and Breezy
Saturday
High: 80 °F
Scattered
Showers

Detailed Forecast

Tonight

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. Breezy, with an east southeast wind 11 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

Wednesday

Showers. The rain could be heavy at times. High near 77. East wind 9 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

Wednesday Night

Showers likely, with thunderstorms also possible after 2am. Some of the storms could produce heavy rainfall. Cloudy, with a low around 70. South southeast wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 76. South southeast wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. Southeast wind 8 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Friday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 77. South southeast wind 6 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Friday Night

Showers likely and possibly a thunderstorm before 8pm, then scattered showers. Some of the storms could produce heavy rainfall. Cloudy, with a low around 71. Breezy, with a south wind 6 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

Saturday

Scattered showers. Cloudy, with a high near 80. South wind 5 to 11 mph. Chance of precipitation is 50%.

Saturday Night

Scattered showers. Cloudy, with a low around 72. South wind 5 to 7 mph. Chance of precipitation is 50%.

Sunday

Scattered showers. Cloudy, with a high near 79. South southeast wind around 6 mph becoming light and variable in the afternoon. Chance of precipitation is 50%.

Sunday Night

Scattered showers. Cloudy, with a low around 71. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 50%.

Monday

Scattered showers. Cloudy, with a high near 79. South wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 50%.

Monday Night

Scattered showers. Cloudy, with a low around 70. Light and variable wind becoming north northwest 8 to 13 mph after midnight. Chance of precipitation is 40%.

Tuesday

Scattered showers. Cloudy, with a high near 78. North northeast wind 7 to 13 mph. Chance of precipitation is 50%.