Coastal Heights, SC Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Coastal Heights, SC in one place.
Mostly clear, with a low around 66. Northeast wind around 6 mph.
Local Weather Overview
This forecast page for Coastal Heights, SC is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 16, 2026 3:55 AM EDT.
The active forecast window currently covers Sep 16 to Sep 22, 2026 for Coastal Heights, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 3:55 AM EDT
- Forecast office
- ILM
- Source
- NOAA / NWS
Daily Outlook
This Week in Coastal Heights
Friday looks like the warmest upcoming period in Coastal Heights at 87 degrees F.
Overnight is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Wednesday at about 6 to 9 mph NE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 16, 2026 3:55 AM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- ILM
- Radar station
- KLTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny, with a high near 85. Northeast wind 6 to 9 mph, with gusts as high as 16 mph.
Clear, with a low around 67. East wind 2 to 8 mph.
Sunny, with a high near 85. East wind 3 to 7 mph.
Mostly clear, with a low around 68. East wind 0 to 5 mph.
Sunny, with a high near 87.
Mostly clear, with a low around 71.
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 86.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72.
A chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Showers and thunderstorms likely. Partly sunny, with a high near 85.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Sep 16
|
Mostly Clear
|
66°F |
6 mph
NE
|
|
Wednesday
Sep 16
|
Sunny
|
85°F |
6 to 9 mph
NE
|
|
Wednesday Night
Sep 16
|
Clear
|
67°F |
2 to 8 mph
E
|
|
Thursday
Sep 17
|
Sunny
|
85°F |
3 to 7 mph
E
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
68°F |
0 to 5 mph
E
|
|
Friday
Sep 18
|
Sunny
|
87°F |
1 to 5 mph
W
|
|
Friday Night
Sep 18
|
Mostly Clear
|
71°F |
0 to 3 mph
SE
|
|
Saturday
Sep 19
|
Sunny then Slight Chance Showers And Thunderstorms
|
86°F |
1 to 9 mph
NE
|
|
Saturday Night
Sep 19
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
71°F |
2 to 7 mph
E
|
|
Sunday
Sep 20
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
86°F |
2 to 8 mph
E
|
|
Sunday Night
Sep 20
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
72°F |
0 to 7 mph
E
|
|
Monday
Sep 21
|
Chance Showers And Thunderstorms
|
86°F |
0 to 8 mph
E
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms
|
72°F |
2 to 7 mph
SE
|
|
Tuesday
Sep 22
|
Showers And Thunderstorms Likely
|
85°F |
2 to 8 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Coastal Heights.