The National Weather Service has upgraded the Freeze and Hard Freeze watches issued this weekend to Warnings.

According to NWS it will be cold in the Imperial , Yuma and Mexicali Valleys. The Freeze Warning is in effect now through Thursday , January 3rd. The forecast calls for clear skies with temperatures dropping below freezing late Tuesday night and Wednesday morning and again Wednesday night and Thursday morning. The coldest locations in the Imperial Valley will be primarily in the north end of the county. The unusually cold temperatures will present issues to crops , susceptible plants , people and pets.