* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Frost Advisory, temperatures as low as 35 will result in frost formation.
* WHERE...Major County.
* WHEN...For the Dense Fog Advisory, until 10 AM CST this morning. For the Frost Advisory, until 8 AM CST this morning.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. Low visibility could make driving conditions hazardous.