Weather Forecasts, Road Conditions, and Weather Radar for I-29

Current & 7-day weather forecast, road conditions, and weather radar for all of US interstate I-29.
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Weather Radar for I-29

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Road Trip and Weather Conditions for Interstate I-29

Interstate 29 is a major north-south interstate highway in the midwestern United States. It runs from Kansas City, Missouri, to the Canadian border near Pembina, North Dakota. It passes through four states: Missouri, Iowa, South Dakota, and North Dakota.

Interstate 29 is part of the Interstate Highway System, established in 1956. I-29 is 1,232 miles long, making it the sixth-longest interstate highway in the United States.

Interstate 29 begins in Kansas City, Missouri, at the junction of Interstate 35 and Interstate 70. It then continues north through the states of Iowa, South Dakota, and North Dakota. Along the way, it passes through several major cities, including Des Moines, Iowa; Sioux Falls, South Dakota; and Fargo, North Dakota.

Interstate 29 is an important route for commercial traffic. It connects major cities in the Midwest and provides access to rural areas. It is also an important route for vacationers. The Badlands National Park in South Dakota and the International Peace Garden in North Dakota are two popular tourist areas.

Weather along Interstate I-29

The weather along I-29 varies depending on the region. Overall, the weather along I-29 varies depending on the region. Travelers can expect colder temperatures and more extreme weather in the northern parts of the highway. Meanwhile, milder temperatures and less extreme weather can be expected in the southern parts of the route.

The northern part of I-29 runs through North Dakota and South Dakota. The weather here is generally cold and dry, with occasional snow during the winter months. In the summer months, temperatures can reach up to 90 degrees Fahrenheit.

As I-29 crosses into Iowa, the weather is usually mild, with temperatures ranging from the low 40s in the winter months to the high 70s in the summer months. Rainfall is common, but snowfall is less common in this region.

As I-29 enters Missouri and Kansas, the weather is more extreme. Temperatures can reach up to 100 degrees Fahrenheit in the summer months, and drop to the single digits in the winter months. Snowfall is common in these regions during the winter months.

Weather in North Dakota along Interstate I-29

North Dakota along Interstate I-29 can experience a wide variety of weather conditions. In the summer, temperatures can range from the mid-60s to the upper-90s. Thunderstorms are common during the summer months. The area is also prone to severe weather such as flash floods, hail, and tornadoes. Winter temperatures range from the single digits to the mid-30s, with occasional snowfall. Wind is a common occurrence throughout the year, with gusts reaching up to 45 miles per hour during strong storms. Humidity levels are typically low, so dry conditions are the norm. Occasionally, the area can experience heavy rainfall due to proximity to the Great Plains.

Weather in South Dakota along Interstate I-29

South Dakota is a state of extremes when it comes to weather. Along Interstate I-29, the weather can vary depending on location and season.

Summers are generally hot and dry across the state, with temperatures reaching into the 90s. The hottest months are July and August, when temperatures can soar above 100 degrees.

Winters are cold and snowy with temperatures often dropping below zero. The coldest months are December and January, when temperatures can dip below -20 degrees.

Spring and fall are milder, bringing moderate temperatures and variable weather. Thunderstorms, high winds, and other extreme weather conditions can occur during these seasons. Tornadoes, hail, and flooding are possible but are less frequent.

Weather in Iowa along Interstate I-29

In the spring and summer, temperatures along I-29 in Iowa are generally mild and pleasant. Average highs in the spring and summer range from the 50s to the 80s, with occasional higher temperatures. Rainfall is common throughout the spring and summer. Most of the rain comes in the form of thunderstorms.

In the fall, temperatures along I-29 in Iowa start to cool off, with temperatures ranging from the mid-50s to the mid-70s Fahrenheit. Rainfall is still common, but the thunderstorms become less frequent as the season progresses.

In the winter, temperatures along I-29 in Iowa can be quite cold, with average highs hovering in the teens and twenties Fahrenheit. Snowfall is also common, with most of the snow coming in the form of light snow and flurries.

Weather in Missouri along Interstate I-29

Interstate I-29 travels through western Missouri and experiences a range of weather conditions. Overall, the weather in Missouri along Interstate I-29 can be unpredictable but generally mild.

The northern part of the state typically sees cold winters with temperatures close to 0 degrees. Hot, humid summers where temperatures can reach well over 90 degrees Fahrenheit are also common. In the southern part of Missouri, the weather is milder. Temperatures here range from the mid-30s in the winter to the mid-80s in the summer.

Rainfall is generally abundant in Missouri and the majority of it occurs in the spring and summer. The western part of the state can experience more severe weather. Severe thunderstorms, tornadoes, and even the occasional hurricane are not uncommon.

Snowfall is common in the northern part of the state, especially in the winter months. In the southern part of the state, snowfall is less common but can still occur. Interstate I-29 is usually kept relatively clear of snow due to snow plows.

Major Junctions of I-29

In North Dakota:

  • I-29 South begins at the Canada–United States border north of Pembina, North Dakota.
  • I-29 has a major junction at I-94 in Fargo, North Dakota.

In South Dakota:

  • I-29 has major junctions at I-90 and I-229 in Sioux Falls, South Dakota.

In Iowa:

  • I-29 has a major junction at I-129 in Sioux City, Iowa.
  • I-29 has a major junction at I-880 in Loveland, Iowa.
  • I-29 has a major junction at I-480 in Crescent, Iowa.
  • I-29 has major junctions at I-80 and I-480 in Council Bluffs, Iowa.

In Missouri:

  • I-29 has a major junction at I-229 in St. Joseph, Missouri.
  • I-29 has major junctions at I-435 and I-635 in Kansas City, Missouri.
  • I-29 North begins the junction of I-35 and I-70 in Kansas City, Missouri.

This map shows the current & 7-day weather forecast, road conditions, and weather radar for all of US interstate I-29.