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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.

Overcast

71°F

22°C

Humidity	96%
Wind Speed	SE 6 mph
Barometer	29.93 in (1013.4 mb)
Dewpoint	70°F (21°C)
Visibility	9.00 mi
Last update	8 Apr 12:53 am HST

More Information:

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

Extended Forecast for

7 Miles S Pahoa HI

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

High Surf Advisory until April 9, 06:00am

Flash Flood Warning April 8, 01:21am until April 8, 02:00am

Click here for hazard details and duration

Flood Watch

High Surf Advisory

...

High Surf Advisory until April 9, 06:00am
Flash Flood Warning April 8, 01:21am until April 8, 02:00am
NOW: Multiple hazards in effect
Click HERE for Details
Overnight
Low: 70 °F
Heavy Rain
Wednesday
High: 77 °F
Heavy Rain
Wednesday Night
Low: 69 °F
Heavy Rain
Thursday
High: 76 °F
Heavy Rain
Thursday Night
Low: 69 °F
Heavy Rain
Friday
High: 77 °F
Heavy Rain
Friday Night
Low: 71 °F
Heavy Rain
Saturday
High: 80 °F
Scattered
Showers

Detailed Forecast

Overnight

Showers. The rain could be heavy at times. Low around 70. East southeast wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

Wednesday

Showers. The rain could be heavy at times. High near 77. East northeast wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

Wednesday Night

Occasional showers, with thunderstorms also possible after 2am. Some of the storms could produce heavy rainfall. Low around 69. South southeast wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 76. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. 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. South southeast wind 6 to 9 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 5 to 9 mph becoming light south in the afternoon. 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. Light south wind increasing to 9 to 14 mph after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.

Saturday

Scattered showers. Cloudy, with a high near 80. South wind 5 to 10 mph becoming light south southwest in the afternoon. Chance of precipitation is 50%.

Saturday Night

Scattered showers. Cloudy, with a low around 72. South wind 3 to 6 mph. Chance of precipitation is 50%.

Sunday

Scattered showers. Cloudy, with a high near 80. 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 around 6 mph after midnight. Chance of precipitation is 50%.

Monday

Scattered showers. Cloudy, with a high near 78. South wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 50%.

Monday Night

Scattered showers. Cloudy, with a low around 71. Calm wind becoming north 5 to 9 mph after midnight. Chance of precipitation is 50%.

Tuesday

Scattered showers. Cloudy, with a high near 78. North northeast wind 7 to 9 mph. Chance of precipitation is 50%.