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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

70°F

21°C

Humidity	76%
Wind Speed	S 10 mph
Barometer	29.92 in (1013.1 mb)
Dewpoint	62°F (17°C)
Visibility	10.00 mi
Last update	9 Apr 5:53 am HST

More Information:

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

Extended Forecast for

2 Miles ENE Pahoa HI

Flood Watch April 9, 06:06am until April 10, 06:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch April 9, 06:06am until April 10, 06:00pm
NOW until 6:00pm Fri
Flood Watch
Today
High: 76 °F
Heavy Rain
Tonight
Low: 67 °F
Heavy Rain
Friday
High: 74 °F
Heavy Rain
Friday Night
Low: 68 °F
Heavy Rain
and Breezy
Saturday
High: 79 °F
Showers
Likely
Saturday Night
Low: 68 °F
Heavy Rain
Sunday
High: 78 °F
Heavy Rain
Sunday Night
Low: 67 °F
Heavy Rain

Detailed Forecast

Today

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 76. South wind 7 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Tonight

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 67. South southwest wind 5 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Friday

Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 74. South southeast wind 5 to 10 mph becoming light west southwest. Chance of precipitation is 80%. New rainfall amounts between 3 and 4 inches possible.

Friday Night

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a low around 68. Breezy, with a south wind 7 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.

Saturday

Showers likely, mainly after noon. Cloudy, with a high near 79. South wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Saturday Night

Scattered showers. The rain could be heavy at times. Cloudy, with a low around 68. South southeast wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Frequent showers. The rain could be heavy at times. High near 78. Southeast wind 6 to 9 mph. Chance of precipitation is 80%.

Sunday Night

Scattered showers. The rain could be heavy at times. Cloudy, with a low around 67. Southeast wind 5 to 7 mph. Chance of precipitation is 40%.

Monday

Showers likely, mainly after noon. Mostly cloudy, with a high near 77. Southeast wind 5 to 7 mph. Chance of precipitation is 60%.

Monday Night

Scattered showers, mainly before midnight. The rain could be heavy at times. Cloudy, with a low around 67. South southeast wind around 6 mph. Chance of precipitation is 30%.

Tuesday

Scattered showers. Cloudy, with a high near 79. South southeast wind 5 to 7 mph becoming east northeast in the afternoon. Chance of precipitation is 30%.

Tuesday Night

Scattered showers. Cloudy, with a low around 68. Northeast wind around 6 mph. Chance of precipitation is 30%.

Wednesday

Showers likely. Cloudy, with a high near 78. East northeast wind 6 to 9 mph. Chance of precipitation is 60%.