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I-55 Mississippi Road Conditions
Radar and live pavement conditions on the 290 miles of I-55 in Mississippi — plus closures, road work and city-by-city weather across the state.
Updated Oct 8, 2026 9:03 PM CDT · Mostly dry
Lowest 71°F near Jackson, Mississippi · Highest wind 5 mph near Jackson, Mississippi
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I-55 runs 290 miles across Mississippi. It passes Jackson.
- Interstate: I-55
- State: Mississippi
- Length in state: 290 mi
Weather data from Oct 8, 2026 9:03 PM CDT
71°F
77°F
5 mph
29.91-30.06 inHg
Conditions along I-55 in Mississippi
Mississippi road conditions & Mississippi 511
Dry
- Jackson 77°F · 3 mph wind · Dry
- Tunica 73°F · 3 mph wind · Dry
I-55 crosses 290 miles of Mississippi, between the Louisiana line and the Tennessee line. That is 30% of I-55's 964 miles.
Inside Mississippi it meets I-20 at Jackson, and I-69 at Tunica.
By mile marker, I-55 passes Jackson 95 · Tunica 269 (24 mi off).
4 current reports along the route. The 3 most serious are listed below. Always check with the responsible state DOT before setting off.
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Lanes blocked
Road Work : I-55 N between MS 584 EX 1 and MS 568 EX 8 - Left lane closed. Pike County
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Lanes blocked
Road Work : I-55 between Lawrence St EX 20A and US 98 E EX 15A - Left lane closed. Pike County
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Lanes blocked
Road Work : I-55 N at MS 32 EX 227 - Right lane closed. Yalobusha County
| Place | Snow a year | Snow days | Freezing nights | Freeze–thaw days | First freeze | Last freeze | Days over 90°F |
|---|---|---|---|---|---|---|---|
| Jackson | 0.8" | 0.6 | 40.5 | 39.5 | Nov 12 | Mar 20 | 71 |
NOAA 1991–2020 Climate Normals, from a weather station in Mississippi. A dash is a figure that station does not report, not a zero.
Towns Along I-55 in Mississippi
From Magnolia to Southaven, with the position of each town measured along this stretch itself — counted from the Magnolia end, not from a state milepost, so it will not match the numbers on the signs.
- 11 mi Magnolia
- 41 mi Brookhaven 1.7 mi off the road
- 70 mi Crystal Springs
- 92 mi Jackson 2.8 mi off the road
- 99 mi Flowood 4.8 mi off the road
- 112 mi Gluckstadt
- 145 mi Goodman 2.9 mi off the road
- 193 mi Duck Hill 4.2 mi off the road
- 251 mi Sardis
- 269 mi Coldwater
- 289 mi Southaven 1.1 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 7:04 AM CDT
Jackson, MS weather
- The current weather in Jackson, MS, shows a temperature of 63.9°F with a dew point of 56.5°F and a relative humidity of 77%
- The atmospheric pressure is at 30.06 inHg with clear and sunny conditions
- Winds are coming from the southeast at 2 mph
- Visibility is good at 9.9 miles
- There are no active weather alerts at this time, and the probability of precipitation is 0%.
Tunica, MS weather
- The current weather in Tunica, MS, shows a temperature of 53°F with a dew point of 51°F and a high humidity level of 94%
- The pressure is steady at 30.06 inHg
- Winds are light, blowing from the southeast at 0 to 3 mph
- The conditions are clear and sunny, providing a pleasant start to the day
- Visibility is good at 10 miles
- There are no active weather alerts at this time.
I-55 in Mississippi Road Weather FAQ
- Is Interstate 55 in Mississippi closed right now?
- No full closures are reported on I-55 in Mississippi as of Oct 8, 2026 11:02 PM CDT. 4 lane closures, roadworks or restrictions are in force. They are listed under closures and road blocks on this page.
- What are I-55 in Mississippi road conditions today?
- The map on this page colors the route along I-55 in Mississippi by what is on the pavement right now — dry, wet, slush, snow or ice — from radar and surface data, last updated Oct 8, 2026 9:03 PM CDT. Right now temperatures run from 71°F to 77°F and the strongest wind is 5 mph.
- Where are Mississippi road closures reported officially?
- Mississippi's official traveler information service is MDOTtraffic, at mdottraffic.com, and it is where closures and restrictions are reported.
- How often are I-55 in Mississippi 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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