Marine Weather Net

North Myrtle Beach, SC Weather Forecast




North Myrtle Beach, South Carolina

 Lat: 33.83N, Lon: 78.67W

Current Conditions Updated: 1053 AM EDT FRI AUG 21 2026

Clear


Temp: 89°F
  • Humidity:
  • 65%
  • Winds:
  • 10 MPH SSW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.03 in.
  • Dewpoint:
  • 76°F
  • Heat index:
  • 100°F

  • Sunrise:
  • 6:39 AM EDT
  • Sunset:
  • 7:53 PM EDT
  • Moonrise:
  • 3:42 PM EDT
  • Moonset:
  • 12:25 AM EDT

TODAY

MOSTLY SUNNY
Hi: 91°F
Lo: 75°F
Precip: 40%

SATURDAY

CHANCE OF T-STORM
Hi: 89°F
Lo: 75°F
Precip: 70%

SUNDAY

MOSTLY SUNNY
Hi: 89°F
Lo: 71°F
Precip: 20%

TUESDAY

MOSTLY SUNNY
Hi: 89°F
Lo: 75°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 606 AM EDT Fri Aug 21 2026

HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING
Today...Mostly sunny. A chance of showers and thunderstorms this afternoon. Highs in the lower 90s. South winds 5 to 10 mph. Chance of rain 40 percent. Heat index values up to 108.
Tonight...Showers likely with a chance of thunderstorms. Humid with lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 70 percent.
Saturday...Showers likely with a chance of thunderstorms. Humid with highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 70 percent.
Saturday Night...Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms. Showers likely, mainly in the evening. Lows in the mid 70s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
Sunday...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 20 percent.
Sunday Night...Mostly clear. Lows in the lower 70s.
Monday And Monday Night...Mostly clear. Highs in the upper 80s. Lows in the lower 70s.
Tuesday...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 50 percent.
Tuesday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Highs in the upper 80s. Chance of rain 50 percent.
Wednesday...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Highs in the upper 80s. Chance of rain 50 percent.
Thursday...Partly sunny with a chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 80s. Chance of rain 60 percent.
SHARE THIS PAGE: