National Weather Service Forecast for: Morrisville NC
Issued by: National Weather Service Raleigh, NC
Updated: 10:52 pm EDT Jun 18, 2026
 
Tonight

Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 71. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Showers

 Juneteenth

Juneteenth: Showers and thunderstorms, mainly before 1pm. High near 89. South wind 5 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Showers then
Chance
T-storms
 Friday
Night
Friday Night: Partly cloudy, with a low around 65. North wind around 6 mph.
Partly Cloudy

 Saturday

Saturday: Sunny, with a high near 90. West wind 3 to 6 mph.
Sunny

 Saturday
Night
Saturday Night: Mostly clear, with a low around 68. Light southwest wind.
Mostly Clear

 Sunday

Sunday: Sunny, with a high near 95.
Sunny

 Sunday
Night
Sunday Night: Partly cloudy, with a low around 72.
Partly Cloudy

 Monday

Monday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 94. Chance of precipitation is 70%.
Mostly Sunny
then Showers
Likely
 Monday
Night
Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Showers
Likely then
Chance
T-storms
Lo 71 °F Hi 89 °F Lo 65 °F Hi 90 °F Lo 68 °F Hi 95 °F Lo 72 °F Hi 94 °F Lo 72 °F

Hazardous Weather Outlook
 

Tonight
 
 A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 71. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Juneteenth
 
 Showers and thunderstorms, mainly before 1pm. High near 89. South wind 5 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Friday Night
 
 Partly cloudy, with a low around 65. North wind around 6 mph.
Saturday
 
 Sunny, with a high near 90. West wind 3 to 6 mph.
Saturday Night
 
 Mostly clear, with a low around 68. Light southwest wind.
Sunday
 
 Sunny, with a high near 95.
Sunday Night
 
 Partly cloudy, with a low around 72.
Monday
 
 Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 94. Chance of precipitation is 70%.
Monday Night
 
 Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Tuesday
 
 Mostly sunny, with a high near 92.
Tuesday Night
 
 Partly cloudy, with a low around 68.
Wednesday
 
 Mostly sunny, with a high near 91.
Wednesday Night
 
 Partly cloudy, with a low around 69.
Thursday
 
 A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Morrisville NC.