Northbound Interstate 25 is closed Wednesday morning in Weld County for fire activity, according to the Colorado Department of Transportation. Related Articles Transportation | RTD’s W Line to temporarily shut down in Denver this weekend Transportation | Yadira Caraveo, seeking reelection to Congress, navigates politics of abortion, immigration as some positions shift Transportation | Fatal motorcycle crash closes intersection in Denver’s Lowry area Transportation | Pedestrian killed in fatal crash on westbound C-470 near U.S. 6 Transportation | Eastbound I-70 open again near Breckenridge after crash The northbound interstate closed at Exit 245 for Mead around 7:45 a.m. Wednesday, CDOT officials said. The closure is about 40 miles north of Denver and 10 miles northeast of Longmont. More details about the fire were not immediately available Wednesday and, as of 8 a.m., northbound traffic was experiencing up to 25-minute delays in the area, CDOT officials said. Although southbound I-25 remains open, drivers on the southbound interstate are also experiencing up to 15-minute delays Wednesday morning near Mead. This is a developing story and will be updated. Get more Colorado news by signing up for our daily Your Morning Dozen email newsletter.