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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

68°F

20°C

Humidity	87%
Wind Speed	S 8 mph
Barometer	29.92 in (1012.9 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	9 Apr 4:53 am 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 9, 05:01am until April 10, 06:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch April 9, 05:01am until April 10, 06:00pm
NOW until 6:00pm Fri
Flood Watch
Overnight
Low: 68 °F
Scattered
Showers
Thursday
High: 80 °F
Heavy Rain
Thursday Night
Low: 69 °F
Heavy Rain
Friday
High: 79 °F
Heavy Rain
and Breezy
Friday Night
Low: 69 °F
Heavy Rain
Saturday
High: 81 °F
Showers
Likely
Saturday Night
Low: 70 °F
Showers
Likely then
Scattered
Showers
Sunday
High: 82 °F
Showers
Likely

Detailed Forecast

Overnight

Scattered showers. Cloudy, with a low around 68. South southeast wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Thursday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 80. South wind 7 to 13 mph. 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 southwest wind 6 to 11 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. Breezy, with a southeast wind 9 to 15 mph, with gusts as high as 21 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. South wind 10 to 13 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 around 11 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Saturday Night

Showers likely, mainly before midnight. Cloudy, with a low around 70. South southeast wind around 10 mph. Chance of precipitation is 60%.

Sunday

Showers likely. Mostly cloudy, with a high near 82. Southeast wind 9 to 11 mph. Chance of precipitation is 60%.

Sunday Night

Scattered showers. The rain could be heavy at times. Mostly cloudy, with a low around 68. East southeast wind around 9 mph. Chance of precipitation is 30%.

Monday

Showers likely, mainly after noon. Mostly cloudy, with a high near 80. Southeast wind 7 to 9 mph. Chance of precipitation is 60%.

Monday Night

Showers likely. Cloudy, with a low around 69. Southeast wind around 8 mph. Chance of precipitation is 60%.

Tuesday

Isolated showers. Cloudy, with a high near 82. South southeast wind around 9 mph becoming east northeast in the afternoon. Chance of precipitation is 10%.

Tuesday Night

Scattered showers. Cloudy, with a low around 69. East northeast wind around 9 mph. Chance of precipitation is 30%.

Wednesday

Showers likely. Cloudy, with a high near 81. Northeast wind 7 to 11 mph. Chance of precipitation is 60%.