National Weather Service Forecast for: Wahiawa HI
Issued by: National Weather Service Honolulu, HI
Updated: 11:30 am HST Dec 17, 2025
 
This
Afternoon
This Afternoon: Occasional showers and possibly a thunderstorm. High near 78. Breezy, with a south southwest wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Showers and
Breezy
 Tonight

Tonight: Occasional showers and possibly a thunderstorm. Low around 67. South wind 6 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Showers
 Thursday

Thursday: Occasional showers and possibly a thunderstorm. High near 78. South wind 6 to 11 mph becoming light south southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Showers
 Thursday
Night
Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Showers
Likely
 Friday

Friday: Scattered showers. Partly sunny, with a high near 80. South wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Scattered
Showers
 Friday
Night
Friday Night: Scattered showers. Mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Scattered
Showers
 Saturday

Saturday: Scattered showers. Partly sunny, with a high near 80. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 50%.
Scattered
Showers
 Saturday
Night
Saturday Night: Scattered showers. Mostly cloudy, with a low around 67. Northeast wind 7 to 9 mph. Chance of precipitation is 40%.
Scattered
Showers
 Sunday

Sunday: Scattered showers. Partly sunny, with a high near 80. East northeast wind 9 to 13 mph. Chance of precipitation is 40%.
Scattered
Showers
Hi 78 °F Lo 67 °F Hi 78 °F Lo 66 °F Hi 80 °F Lo 65 °F Hi 80 °F Lo 67 °F Hi 80 °F

Flood Watch
 

This Afternoon
 
 Occasional showers and possibly a thunderstorm. High near 78. Breezy, with a south southwest wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
 
 Occasional showers and possibly a thunderstorm. Low around 67. South wind 6 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday
 
 Occasional showers and possibly a thunderstorm. High near 78. South wind 6 to 11 mph becoming light south southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
 
 Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
 
 Scattered showers. Partly sunny, with a high near 80. South wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
 
 Scattered showers. Mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
 
 Scattered showers. Partly sunny, with a high near 80. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 50%.
Saturday Night
 
 Scattered showers. Mostly cloudy, with a low around 67. Northeast wind 7 to 9 mph. Chance of precipitation is 40%.
Sunday
 
 Scattered showers. Partly sunny, with a high near 80. East northeast wind 9 to 13 mph. Chance of precipitation is 40%.
Sunday Night
 
 Scattered showers. Mostly cloudy, with a low around 67. East northeast wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Monday
 
 Scattered showers. Partly sunny, with a high near 79. Breezy, with an east northeast wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Monday Night
 
 Scattered showers. Mostly cloudy, with a low around 66. Breezy, with an east northeast wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Tuesday
 
 Scattered showers. Partly sunny, with a high near 78. Windy, with an east northeast wind 18 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 40%.
Tuesday Night
 
 Scattered showers. Mostly cloudy, with a low around 65. Windy, with an east wind 23 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 50%.
Wednesday
 
 Isolated showers. Mostly sunny, with a high near 78. Windy, with an east wind 25 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 20%.

 

Forecast from NOAA-NWS for Wahiawa HI.