From the National Weather Service in Paducah:
…FROST ADVISORY IN EFFECT FROM 2 AM TO 7 AM CDT SUNDAY…
The National Weather Service in Paducah has issued a Frost
Advisory, which is in effect from 2 AM to 7 AM CDT Sunday.
* TEMPERATURE…In the lower to mid 30s for a few hours early
* IMPACTS…Frost could damage unprotected sensitive vegetation.
A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.