National Weather Service Forecast for: Waimea HI
Issued by: National Weather Service Honolulu, HI
Updated: 7:09 am HST Mar 19, 2026
 
Today

Today: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 74. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Scattered
Showers then
Showers
Likely
 Tonight

Tonight: Showers likely before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Showers
Likely then
Isolated
T-storms
 Friday

Friday: Showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 75. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Heavy Rain

 Friday
Night
Friday 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 60. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Heavy Rain

 Saturday

Saturday: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 75. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Heavy Rain

 Saturday
Night
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 59. South southwest wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Heavy Rain
then
Scattered
Showers
 Sunday

Sunday: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Cloudy, with a high near 72. West southwest wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%.
Showers
Likely

 Sunday
Night
Sunday Night: Showers likely. Cloudy, with a low around 57. Light and variable wind. Chance of precipitation is 60%.
Showers
Likely

 Monday

Monday: Showers likely. Cloudy, with a high near 71. Light northeast wind becoming east northeast 5 to 10 mph in the afternoon. Chance of precipitation is 70%.
Showers
Likely
Hi 74 °F Lo 60 °F Hi 75 °F Lo 60 °F Hi 75 °F Lo 59 °F Hi 72 °F Lo 57 °F Hi 71 °F

Flood Watch
 

Today
 
 Showers likely, mainly after 2pm. Mostly cloudy, with a high near 74. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
 
 Showers likely before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
 
 Showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 75. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday 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 60. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
 
 Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 75. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between three quarters and one 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 59. South southwest wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
 
 Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Cloudy, with a high near 72. West southwest wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%.
Sunday Night
 
 Showers likely. Cloudy, with a low around 57. Light and variable wind. Chance of precipitation is 60%.
Monday
 
 Showers likely. Cloudy, with a high near 71. Light northeast wind becoming east northeast 5 to 10 mph in the afternoon. Chance of precipitation is 70%.
Monday Night
 
 Showers likely, mainly before 8pm. Cloudy, with a low around 56. East northeast wind around 10 mph. Chance of precipitation is 70%.
Tuesday
 
 Showers likely. Cloudy, with a high near 71. East northeast wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tuesday Night
 
 Showers likely. Mostly cloudy, with a low around 56. East northeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Wednesday
 
 Scattered showers. Partly sunny, with a high near 73. East northeast wind 7 to 11 mph. Chance of precipitation is 40%.

 

Forecast from NOAA-NWS for Waimea HI.