Lows between 27 and 30 are expected across the area Sunday night. A killing freeze is likely over the northern half of the area. A freeze warning has been posted for most of Kansas and western Oklahoma. A freeze watch has been posted for eastern Oklahoma. A frost advisory is in effect for a few counties in extreme southeast Kansas and southwest Missouri.

• TODAY: Mostly cloudy, with a high near 50. North wind 7 to 11 mph.
• TONIGHT: Widespread frost after 1am. Otherwise, mostly cloudy during the early evening, then gradual clearing, with a low around 28. West northwest wind 3 to 8 mph.