* WHAT…Widespread temperatures of 30-32 degrees expected.

* WHERE…Portions of west central Texas, especially the Big Country, Heartland and Concho Valley.

* WHEN…From midnight tonight to 8 AM Friday.

* IMPACTS…Frost and freeze conditions can harm crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS… A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions can harm crops and other sensitive vegetation. Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing.