Storm surveys are underway following a night of severe weather across North Texas. As of Monday afternoon, at least one tornado has been confirmed near the City of Gordon, located about 66 miles west of Fort Worth.

However, the weather service cautioned that “all NOAA Radio transmitters maintained by NWS Birmingham will be off the air through the time of the install.” This includes these transmitters: Winfield, Oneonta, Birmingham, Anniston, Tuscaloosa, Demopolis, Selma, Montgomery, Auburn and Texasville.

At least six tornado sightings were reported in eastern Colorado on Sunday afternoon with at least one storm forecasters called “extremely dangerous.”