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The advisory is expected to be in place until 11 a.m., when conditions are expected to improve as surface temperatures move above freezing.
Weather in San Antonio and surrounding areas is about to get chilly. In the latest update by the National Weather Service (NWS), forecasters say confidence is increasing for ice and dangerous cold weather .
The Chicago area will wake up to extremely cold conditions on Monday as arctic air plunges wind chills to dangerous levels.