* WHAT...Temperatures between 30 and 36 will result in frost formation.
* WHERE...The St. Lawrence Valley, and portions of northern, central, and southern Vermont.
* WHEN...From 2 AM to 9 AM EDT Wednesday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
* ADDITIONAL DETAILS...In Chittenden and Franklin Counties in Vermont, and Clinton County in New York, frost will be less likely in areas near Lake Champlain.