I-55 Interstate Road Conditions 511

I-55

Weather for road I-55

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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

Temperature

Wind Speed

Rain Precip.

Coverage

Up to 144 hours

Lowest temp.

-

Highest temp.

-

Highest wind

-

Pressure

-

Description

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.

Weather conditions overview along the road I-55

Arkansas I-55 weather conditions

  • Current weather conditions in Arkansas, AR indicate a temperature of 15.8°C (60°F) with a humidity level of 83%
  • The area is experiencing cloudy skies with a visibility of 16 km (9.9 miles)
  • Winds are coming from the south-southeast at 26 kph (16 mph)
  • A freeze warning is in effect from 1 AM to 10 AM on March 16, 2026, which could pose risks to sensitive vegetation
  • Additionally, a wind advisory is active until 7 AM on March 16, 2026, advising caution for outdoor activities
  • NOAA has also issued an enhanced risk of severe thunderstorms in the area, indicating moderate risk for severe storms.

Illinois I-55 weather conditions

  • In Illinois, IL, the current weather is characterized by clear skies with a temperature of 12.3°C (54°F)
  • The humidity level is at 77%, creating a somewhat muggy atmosphere
  • Winds are coming from the south-southeast at 15 to 20 km/h (9 to 12 mph)
  • A wind advisory is in effect from 10:00 AM on March 15, 2026, until 7:00 AM on March 16, 2026, indicating the potential for hazardous wind conditions
  • Additionally, there is a slight risk of severe thunderstorms in the area, although the overall risk is considered low
  • Visibility is good at 16 km (10 miles).

Louisiana I-55 weather conditions

  • In Los Angeles, CA, the current weather conditions are clear with a temperature of 12.9°C (55°F) and a high humidity level of 99%
  • Winds are light, blowing from the east-southeast at 1 km/h (1 mph)
  • The air pressure is measured at 1014 mb (29.9 inHg)
  • There are active weather alerts in effect, including a heat advisory from 10:00 AM to 8:00 PM on March 16, 2026, and an extreme heat watch from 8:00 PM on March 16 until 8:00 PM on March 20, 2026
  • While there are no current weather impacts affecting outdoor activities, the heat advisory indicates elevated temperatures are expected, which may pose risks for outdoor activities during the advisory period.

Missouri I-55 weather conditions

  • In Missouri, MO, the current weather is mostly clear with a temperature of 15.7°C (60°F) and a dew point of 11.0°C (52°F)
  • The humidity level is at 74%
  • Winds are coming from the south at 21 km/h (13 mph)
  • There is an active wind advisory in effect from 10:00 AM on March 15, 2026, until 7:00 AM on March 16, 2026, indicating that gusty winds may create hazardous conditions
  • Visibility is good at 16.1 km (10.0 miles)
  • No significant weather impacts are reported at this time, making it suitable for outdoor activities, but caution is advised due to the advisory.

Mississippi I-55 weather conditions

  • In Mississippi, MS, the current weather conditions indicate a mostly cloudy sky with a temperature of 13.8°C (57°F) and a dew point of 13.8°C (57°F)
  • The humidity level is at 100%, and the pressure is measured at 1011 mb (29.83 inHg)
  • Winds are coming from the southeast at 14 km/h (9 mph)
  • Currently, there are active weather alerts in effect
  • A wind advisory is in place from 10:00 AM on March 15, 2026, until 12:00 PM on March 16, 2026, due to expected strong winds
  • Additionally, a freeze watch has been issued, effective from 10:00 PM on March 16, 2026, until 10:00 AM on March 17, 2026
  • There is also an enhanced risk of severe thunderstorms in the area, posing a moderate risk for outdoor activities.

Tennessee I-55 weather conditions

  • In Tennessee, TN, the current weather conditions indicate a temperature of 16.8°C (62°F) with a dew point of 9.9°C (49.8°F) and relative humidity at 64%
  • The sky is mostly cloudy, covering about 75% of the sky
  • Winds are coming from the south-southeast at 16.5 kph (10.3 mph)
  • There is an active wind advisory in effect from 8:00 AM on March 15, 2026, until 7:00 AM on March 16, 2026
  • Additionally, NOAA has issued an enhanced risk of severe thunderstorms in the area, indicating a moderate risk for severe storms, which could impact outdoor activities.

Cameras for road I-55

IDOT: 187th. HD

2 months ago

Photo from camera: IDOT: 187th. HD

IDOT: Harlem Ave. HD

2 months ago

Photo from camera: IDOT: Harlem Ave. HD

IDOT: W/o LaGrange Rd. HD

2 months ago

Photo from camera: IDOT: W/o LaGrange Rd. HD

IDOT: E/o 104th Ave. HD

a month ago

Photo from camera: IDOT: E/o 104th Ave. HD

IDOT: Wolf Rd. HD

a month ago

Photo from camera: IDOT: Wolf Rd. HD

IDOT: Near Wt. Station HD

a month ago

Photo from camera: IDOT: Near Wt. Station HD

IDOT: Parker Rd. HD

a month ago

Photo from camera: IDOT: Parker Rd. HD

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