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I-55 Interstate Road Conditions
I-55 Road Conditions & Weather
Updated Aug 23, 2026 11:20 PM UTC · 6 states · Mostly dry
Lowest 75°F near Springfield, Illinois · Highest wind 15 mph near New Orleans, Louisiana
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Interstate 55 (I‑55) runs from New Orleans, Louisiana, to Chicago, Illinois, providing a major north–south route along the Mississippi River corridor through the central United States. It passes through cities such as New Orleans, Jackson, Memphis, St. Louis, Springfield, Bloomington–Normal, and Chicago.
- Road system: Interstate Highway System
- Year of construction: 1957s
- Length: 964 miles
Weather data from Aug 23, 2026 11:20 PM UTC
75°F
99°F
15 mph
1013-1018 hPa
Current I-55 Conditions by State
Missouri I-55 road conditions
Dry
- Saint Louis 82°F · 6 mph wind · Dry
- Sikeston 82°F · 4 mph wind · Dry
Illinois I-55 road conditions
Dry
- Springfield 79°F · 6 mph wind · Dry
- Chicago 75°F · 10 mph wind · Dry
Official Illinois road conditions (gettingaroundillinois.com) ↗
See live weather forecast for I‑55. Get real‑time I‑55 road and weather conditions displayed directly on the interactive map for your route between Louisiana, Mississippi, Tennessee, Arkansas, Missouri, and Illinois.
The map shows live weather conditions along Interstate 55, updated frequently to help drivers plan safer trips. Forecasts are generated for the next 6 hours at key highway points and include temperature and conditions such as clear skies, rain, storms, snow, high wind, hail, and more.
5 current reports along the route. Always check with the responsible state DOT before setting off.
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Lanes blocked
Road Work : I-55 N between Delaware Ave EX 17 and US 98 W EX 20B - Left lane closed. Pike County
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Lanes blocked
Shorewood-WB Ramp Int55 SB
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Lanes blocked
Road Work : I-55 S between US 98 W EX 20B and Delaware Ave EX 17 - Right lane closed. Pike County
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Lanes blocked
Road Work : I-55 S between MS 568 EX 8 and Chatawa Rd EX 4 - 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
Arkansas I-55 weather conditions
Jonesboro, AR weather
- The current weather in Jonesboro, AR, shows a temperature of 21.2°C (70°F) with a humidity level of 91%
- The dew point is at 19.6°C (67°F), indicating a very humid atmosphere
- Winds are coming from the southeast at 8 km/h (5 mph)
- The pressure is measured at 1018 mb (30.06 inHg), which is relatively stable
- Visibility is good at 15.6 km (9.7 miles), and the weather is clear and sunny
- There are no significant weather alerts at this time.
Illinois I-55 weather conditions
Springfield, IL weather
- Current weather conditions in Springfield, IL indicate a temperature of 16.5°C (61.7°F) with a dew point of 14.0°C (57.2°F) and humidity at 85%
- The wind is blowing from the northwest at 3.6 kph (2.2 mph)
- The pressure is measured at 1019 mb (30.08 inHg)
- Visibility is good at 16 km (9.9 miles) under sunny skies
- There are no active weather alerts at this time.
Chicago, IL weather
- In Chicago, IL, the current weather is mostly sunny with a temperature of 17.9°C (64°F) and a dew point of 14.4°C (58°F), creating a humidity level of 80%
- The wind is blowing from the northwest at 6 km/h (4 mph)
- The atmospheric pressure is measured at 1016 mb (30.06 inHg)
- Visibility is good at 16 km (9.9 miles)
- There is an active Beach Hazards Statement in effect from 9:00 AM to 10:00 PM CDT today, indicating potential risks for outdoor activities near the water
- Currently, there are no significant weather impacts affecting outdoor activities beyond this alert.
Louisiana I-55 weather conditions
New Orleans, LA weather
- In New Orleans, LA, a heat advisory is currently in effect from 11:00 AM to 8:00 PM today
- The weather is sunny with a temperature of 27.8°C (82°F) and a high feels-like temperature expected to reach 43.2°C (109°F) later in the day, which poses a moderate risk for outdoor activities
- Humidity levels are high at 90%, contributing to the heat stress
- Winds are light, blowing from the west at about 4 to 8 mph (6 to 13 kph)
- The atmospheric pressure is measured at 1011 mb (29.83 inHg)
- Visibility is clear at 16 km (9.9 miles)
- It is advisable to take precautions against heat-related illnesses during this period.
Missouri I-55 weather conditions
Saint Louis, MO weather
- The current weather in Saint Louis, MO, indicates a temperature of 19.4°C (67°F) with a dew point of 16.7°C (62°F), resulting in a humidity level of 85%
- The atmospheric pressure is measured at 1019 mb (30.09 inHg)
- Winds are light, blowing from the northwest at 3 km/h (2 mph)
- Visibility is good at 16 km (9.9 miles), but mist and fog are present, which may affect local conditions
- There are no active weather alerts at this time.
Mississippi I-55 weather conditions
Jackson, MS weather
- In Jackson, MS, a heat advisory is currently in effect from 11:00 AM to 8:00 PM today
- The maximum feels-like temperature is expected to reach 40.6 °C (105 °F) in the next few hours, indicating a significant temperature risk for outdoor activities
- At this time, the temperature is around 24.0 °C (75 °F) with scattered showers observed
- Humidity levels are at 63%, and the wind is blowing from the north at 4 km/h (2 mph)
- The atmospheric pressure is measured at 1016 mb (30.06 inHg), and visibility is good at 16 km (10 miles)
- There is a slight chance of precipitation, with a probability of 3%.
Tennessee I-55 weather conditions
Memphis, TN weather
- In Memphis, TN, the current weather is characterized by sunny conditions with a temperature of 22.1°C (72°F) and a humidity level of 95%
- The wind is gentle, blowing from the southeast at 4 km/h (2 mph)
- Visibility is good, reaching 16.5 km (10.3 miles)
- The atmospheric pressure is stable at 1016 mb (30.06 inHg)
- There are no precipitation events expected at this time, and the probability of precipitation is 0%
- Overall, it is a pleasant morning in Memphis.
I-55 Traffic Cameras
updating…Bus 55 (Veteran's Parkway) at College (#5029)
7 hours ago
Bus 55 (Veteran's Parkway) at GE Way (#5028)
7 hours ago
Bus 55 (Veteran's Parkway) at Morris (#5022)
7 hours ago
I-55 NB at Mile Post 183.5 (#3023)
7 hours ago
I-55 NB at Mile Post 183.5 (#3023)
7 hours ago
I-55 NB at Mile Post 214.0 (#3016)
7 hours ago
I-55 Road Weather FAQ
- Is I-55 closed right now?
- No full closures are reported on I-55 as of Aug 23, 2026 11:47 PM UTC. 5 lane closures, roadworks or restrictions are in force. They are listed under closures and road blocks on this page.
- What are I-55 road conditions today?
- The map on this page colours the route along I-55 by what is on the carriageway right now — dry, wet, slush, snow or ice — from radar and surface data, last updated Aug 23, 2026 11:20 PM UTC. Right now temperatures run from 75°F to 99°F and the strongest wind is 15 mph.
- Are there live traffic cameras on I-55?
- Yes. This page shows 6 live views on I-55 from the state transportation departments' own camera feeds, further down the page, refreshed each time you load it.
- How often are I-55 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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