Road conditions north of Nashua have led to a back up of semi trailers parking around Casey’s and elsewhere near the overpass.

I35 is closed from Ames to the Minnesota border.

UPDATE: 9:30 p.m.:

Semitrailers parked across from Nashua’s Casey’s on the nearby entry ramp onto the Avenue of the Saints and elsewhere in the immediate area at 9:30 p.m. Monday.

I-35 and the Avenue were open for traffic, however multiple road closures remained in effect.