Weather in Exton

* WHAT...Temperatures as low as 36 will result in frost formation. * WHERE...Berks, Western Chester, and Western Montgomery Counties. * WHEN...From 2 AM to 8 AM EDT Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Take steps now to protect tender plants from the cold.

* WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Dauphin, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northumberland, Perry, Snyder, and Union Counties. * WHEN...From 2 AM to 8 AM EDT Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Near-ground freezing temperatures could kill uncovered sensitive outdoor vegetation. Valley locations and sheltered areas will experience the coldest temperatures. Take steps now to protect tender plants and vegetation from the cold.

The combination of drying fine fuels and leaf litter, low relative humidity of around 35 percent and a southerly wind gusting between 20 and 25 mph during the late morning and afternoon hours, will create an elevated risk of wildfire spread across the southern half of Pennsylvania today. Residents are urged to exercise caution if handling any potential ignition sources, such as machinery, cigaret...