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Barnwell, SC Weather Forecast

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Barnwell, SC Weather Forecast

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Barnwell SC weather - Clear - 87°F
Clear
87°F
Updated 7:42 pm
Feels Like 83°F
Humidity 53%
Wind ESE 5 mph
Barometer  30.15 in
Dew Point 68°F
Barnwell SC weather - Clear - 31°C
Clear
31°C
Updated 7:42 pm
Feels Like 28°C
Humidity 53%
Wind ESE 8 km/h
Barometer  102 kPa
Dew Point 20°C
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Barnwell Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Barnwell, SC Weather - Tonight Patchy Fog Barnwell, SC Weather - Thursday Chance Of T-Storm Barnwell, SC Weather - Thursday Night Partly Cloudy Barnwell, SC Weather - Friday Chance Of T-Storm Barnwell, SC Weather - Friday Night Chance Of T-Storm Barnwell, SC Weather - Saturday Chance Of T-Storm Barnwell, SC Weather - Saturday Night Chance Of T-Storm Barnwell, SC Weather - Sunday Chance Of T-Storm Barnwell, SC Weather - Sunday Night Chance Of T-Storm Barnwell, SC Weather - Monday Chance Of T-Storm Barnwell, SC Weather - Monday Night Chance Of T-Storm Barnwell, SC Weather - Tuesday Chance Of T-Storm
Patchy Fog Chance of T-Storm Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm
Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
POP: 20% POP: 60% POP: 60% POP: 70% POP: 70% POP: 40% POP: 40% POP: 30% POP: 30% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 608 PM EDT Wed Sep 09 2026 Barnwell, SC Weather - WeatherWorld.com

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Barnwell Forecast Discussion

Meteorlogic Glosserator
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Issued: 218 PM EDT Wed Sep 9 2026

Key Messages

  • 1. Above average temperatures with increasing chances for showers and storms late week into the weekend.

Discussion

... KEY MESSAGE 1: Above average temperatures with increasing chances for showers and storms late week into the weekend.

Surface high pressure continues moving offshore today, which will combine with strengthening upper ridging to lead to continued above average temperatures. Model consensus continues to trend towards stronger offshore ridging with little sign of breaking ...