National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Chester Catawba Regional Airport (KDCM)

Lat: 34.79°NLon: 81.2°WElev: 656ft.

Fair

59°F

15°C

Humidity 51%
Wind Speed N 6 mph
Barometer 30.25 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 17 Oct 6:15 pm EDT
Extended Forecast for

Cornwell SC

  • Tonight

    Tonight: Mostly clear, with a low around 41. North northeast wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63. North northeast wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40. Northeast wind 6 to 8 mph.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66. North northeast wind around 10 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. North northeast wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 41. North northeast wind 7 to 11 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 63. North northeast wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Clear, with a low around 40. Northeast wind 6 to 8 mph.
Monday
Sunny, with a high near 66. North northeast wind around 10 mph.
Monday Night
Mostly clear, with a low around 42. North northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Clear, with a low around 45.
Thursday
Sunny, with a high near 74.
Thursday Night
Clear, with a low around 45.
Friday
Sunny, with a high near 73.
Friday Night
Clear, with a low around 45.
Saturday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cornwell SC
 34.62°N 81.19°W (Elev. 600 ft)
Last Update:
2:23 pm EDT Oct 17, 2026
Forecast Valid:
6pm EDT Oct 17, 2026-6pm EDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation