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I-20 South Carolina Road Conditions
Radar and live pavement conditions on the 141 miles of I-20 in South Carolina — plus closures, road work and city-by-city weather across the state.
Updated Oct 8, 2026 10:29 PM EDT · Mostly dry, damp in places
Lowest 65°F near Columbia, South Carolina · Highest wind 2 mph near Columbia, South Carolina
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I-20 runs 141 miles across South Carolina. It passes Columbia and Florence.
- Interstate: I-20
- State: South Carolina
- Length in state: 141 mi
Weather data from Oct 8, 2026 10:29 PM EDT
65°F
70°F
2 mph
30.00-30.11 inHg
Conditions along I-20 in South Carolina
South Carolina road conditions & South Carolina 511
Dry
- Columbia 67°F · 0 mph wind · Dry
- Florence 65°F · 0 mph wind · Dry
I-20 crosses 141 miles of South Carolina, from the Georgia line to its end in the state. That is 9% of I-20's 1,540 miles.
Inside South Carolina it meets I-26 and I-77 at Columbia, and I-95 at Florence.
By mile marker, I-20 passes Columbia 67 · Florence 141 (5 mi off).
No full closures are reported on I-20 in South Carolina as of Oct 8, 2026 10:29 PM EDT, and no lane closures or roadworks either. Always check with the responsible state DOT before setting off.
| Place | Snow a year | Snow days | Freezing nights | Freeze–thaw days | First freeze | Last freeze | Days over 90°F |
|---|---|---|---|---|---|---|---|
| Columbia | 1.5" | 1 | 47.2 | 46.7 | Nov 7 | Mar 28 | 71.6 |
NOAA 1991–2020 Climate Normals, from a weather station in South Carolina. A dash is a figure that station does not report, not a zero.
Towns Along I-20 in South Carolina
From North Augusta to Florence, with the position of each town measured along this stretch itself — counted from the North Augusta end, not from a state milepost, so it will not match the numbers on the signs.
- 3 mi North Augusta 1.7 mi off the road
- 7 mi Burnettown 4.4 mi off the road
- 58 mi Lexington 1.8 mi off the road
- 62 mi Springdale 4.1 mi off the road
- 62 mi West Columbia 2.9 mi off the road
- 73 mi Forest Acres 2.7 mi off the road
- 76 mi Columbia 2.1 mi off the road
- 85 mi Elgin 3.0 mi off the road
- 96 mi Camden 2.7 mi off the road
- 116 mi Bishopville 2.1 mi off the road
- 141 mi Florence 3.2 mi off the road
Places from the US Census Gazetteer and population estimates, both public domain; distances measured along this page's own route geometry.
Summaries fetched Oct 8, 2026 8:07 AM EDT
Columbia, SC weather
- The current weather in Columbia, SC, is characterized by sunny conditions with a temperature of 60°F
- The humidity is at 84%, contributing to a comfortable atmosphere
- Winds are calm, coming from 0° (N) at a speed of 0 mph
- The atmospheric pressure is measured at 30.12 inHg, indicating stable weather conditions
- Visibility is good, reaching up to 9.9 miles
- There are no active weather alerts at this time, and the forecast suggests a pleasant day ahead.
Florence, SC weather
- Current weather conditions in Florence, SC indicate a temperature of 54.5°F with a dew point of 52°F and a humidity level of 91%
- The pressure is at 30.06 inHg
- Winds are calm, coming from the northwest at 0 mph
- Visibility is good at 3.9 miles, but there is patchy fog present
- There are no active weather alerts at this time.
I-20 in South Carolina Road Weather FAQ
- Is Interstate 20 in South Carolina closed right now?
- No full closures are reported on I-20 in South Carolina. No lane closures or roadworks are reported either.
- What are I-20 in South Carolina road conditions today?
- The map on this page colors the route along I-20 in South Carolina by what is on the pavement right now — dry, wet, slush, snow or ice — from radar and surface data, last updated Oct 8, 2026 10:29 PM EDT. Right now temperatures run from 65°F to 70°F and the strongest wind is 2 mph.
- Where are South Carolina road closures reported officially?
- South Carolina's official traveler information service is SC511, at 511sc.org, and it is where closures and restrictions are reported.
- How often are I-20 in South Carolina road conditions updated?
- The road surface and weather layers are rebuilt whenever this page is opened with data more than ten minutes old, and refreshed on a schedule in between, so nothing here is more than about two hours old even on a road nobody has looked at. Closures and road blocks are re-imported from the state 511 feeds every fifteen minutes, and the written state-by-state summaries are refreshed daily. Every section on this page carries the time its data was fetched.
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