Current conditions at

Wilmington International Airport (KILM)

Lat: 34.27°NLon: 77.9°WElev: 23ft.

Fair

82°F

28°C

Humidity 90%
Wind Speed W 7 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 15 Aug 3:53 am EDT
Extended Forecast for

Topsail Beach NC

Heat Advisory August 15, 11:00am until August 15, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 87. Heat index values as high as 102. West wind 5 to 9 mph becoming south in the morning.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a slight chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 80. Southwest wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 80 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly between 2pm and 3pm.  Partly sunny, with a high near 85. East wind 5 to 9 mph.  Chance of precipitation is 30%.

    High: 85 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 81. South wind around 9 mph.

    Low: 81 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 90. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 82.

    Low: 82 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Chance of precipitation is 40%.

    High: 88 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 79. Chance of precipitation is 30%.

    Low: 79 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 87. Heat index values as high as 102. West wind 5 to 9 mph becoming south in the morning. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before midnight, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 80. Southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, mainly between 2pm and 3pm. Partly sunny, with a high near 85. East wind 5 to 9 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 81. South wind around 9 mph.
Monday
Sunny, with a high near 90. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 82.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 79. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 80. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Topsail Beach NC
 34.35°N 77.63°W (Elev. 0 ft)
3:00 am EDT Aug 15, 2026
4am EDT Aug 15, 2026-6pm EDT Aug 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database