frost warning en Frost Possible Wednesday and Thursday Mornings <p>MURFREESBORO, Tenn. (WMOT)&nbsp; --&nbsp; During those extra-warm March days a lot of&nbsp;folks couldn&rsquo;t resist buying and set out their spring plants. Those tender shoots may be at risk the next couple of mornings as temperatures fall to near freezing.</p><p>Trevor Boucher, a meteorologist with the National Weather Service in Nashville says Middle Tennessee could see some frost the next two mornings.</p> Tue, 10 Apr 2012 16:35:10 +0000 Mike Osborne 9626 at