Marine Weather Net

Myrtle Beach, SC Weather Forecast




Myrtle Beach, South Carolina

 Lat: 33.70N, Lon: 78.89W

Current Conditions Updated: 453 AM EDT TUE JUL 28 2026

Partly Cloudy
Temp: 78°F
  • Humidity:
  • 93%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.8 in.
  • Dewpoint:
  • 76°F
  • Heat index:
  • 81°F

  • Sunrise:
  • 6:23 AM EDT
  • Sunset:
  • 8:17 PM EDT
  • Moonrise:
  • 8:03 PM EDT
  • Moonset:
  • 5:15 AM EDT

TONIGHT

PARTLY CLOUDY
Lo: 75°F

TUESDAY

MOSTLY SUNNY
Hi: 91°F
Lo: 77°F

WEDNESDAY

SUNNY

Hi: 91°F
Lo: 75°F

SATURDAY

MOSTLY SUNNY
Hi: 89°F
Lo: 79°F
Weather Forecast In Detail:
Forecast Issued: 237 AM EDT Tue Jul 28 2026

BEACH HAZARDS STATEMENT IN EFFECT FROM 6 AM EDT THIS MORNING THROUGH THIS EVENING ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING...
Rest Of Tonight...Partly cloudy. Patchy fog. Near steady temperature in the mid 70s. Southwest winds around 5 mph.
Tuesday...Mostly sunny. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph, increasing to south 15 to 20 mph with gusts up to 30 mph in the afternoon. Heat index values up to 108.
Tuesday Night...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Humid with lows in the upper 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.
Wednesday...Sunny. Highs in the lower 90s. West winds 5 to 10 mph.
Wednesday Night...Mostly clear. Lows in the lower 70s. West winds around 5 mph, becoming northwest after midnight.
Thursday And Thursday Night...Clear. Highs in the lower 90s. Lows in the lower 70s.
Friday And Friday Night...Mostly clear. Highs in the lower 90s. Lows in the mid 70s.
Saturday...Mostly sunny. Highs in the upper 80s.
Saturday Night...Mostly cloudy. Lows in the upper 70s.
Sunday And Sunday Night...Mostly cloudy. Showers likely with a chance of thunderstorms. Highs in the upper 80s. Lows in the upper 70s. Chance of rain 60 percent.
Monday...Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.
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