Hazardous Weather Conditions
Current conditions at
Hilo, Hilo International Airport (PHTO)
Lat: 19.72°NLon: 155.06°WElev: 36ft.
Mostly Cloudy
71°F
22°C
| Humidity | 94% |
| Wind Speed | Calm |
| Barometer | 29.90 in (1012.2 mb) |
| Dewpoint | 69°F (21°C) |
| Visibility | 10.00 mi |
| Last update | 19 Mar 12:53 am HST |
Extended Forecast for
4 Miles WNW Volcano HI
Flood Watch March 19, 06:00pm until March 22, 06:00pm
Overnight

Low: 55 °F
Scattered
ShowersThursday
High: 67 °F
Scattered
Showers then
Heavy RainThursday Night
Low: 56 °F
Heavy Rain
then Mostly
CloudyFriday

High: 67 °F
Heavy Rain
Friday Night
Low: 57 °F
Heavy Rain
then Isolated
T-stormsSaturday

High: 67 °F
Heavy Rain
Saturday Night
Low: 56 °F
Heavy Rain
Sunday

High: 67 °F
Heavy Rain
Sunday Night

Low: 55 °F
Showers
Likely
Detailed Forecast
Overnight
Scattered showers. Mostly cloudy, with a low around 55. Light west wind. Chance of precipitation is 30%.
Thursday
Scattered showers before 8am, then showers after 2pm. The rain could be heavy at times. High near 67. Light and variable wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers before 8pm. The rain could be heavy at times. Low around 56. Southwest wind 7 to 13 mph. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.
Friday
Showers likely and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 67. South southwest wind 7 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then isolated showers and thunderstorms after 8pm. Some of the storms could produce heavy rainfall. Cloudy, with a low around 57. South southwest wind 9 to 13 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Isolated showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 67. South southwest wind 10 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.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms after 8pm. Some of the storms could produce heavy rainfall. Low around 56. Southwest wind 6 to 10 mph. Chance of precipitation is 80%.
Sunday
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 67. South southwest wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 80%.
Sunday Night
Showers likely. Cloudy, with a low around 55. Light and variable wind. Chance of precipitation is 70%.
Monday
Showers. The rain could be heavy at times. High near 63. Calm wind becoming north northeast 5 to 9 mph in the afternoon. Chance of precipitation is 80%.
Monday Night
Showers. The rain could be heavy at times. Low around 54. North northeast wind around 10 mph. Chance of precipitation is 80%.
Tuesday
Scattered showers. Cloudy, with a high near 63. North wind 10 to 13 mph. Chance of precipitation is 50%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 53. North wind 8 to 11 mph. Chance of precipitation is 50%.
Wednesday
Scattered showers. Mostly cloudy, with a high near 64. East northeast wind 6 to 8 mph. Chance of precipitation is 50%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles WNW Volcano HI
19.52°N 155.28°W (Elev. 4541 ft)
19.52°N 155.28°W (Elev. 4541 ft)
6:01 pm HST Mar 18, 2026
1am HST Mar 19, 2026-6pm HST Mar 25, 2026



