According to the National Weather Service, this is expected to be the coldest night of the season so far with temperatures dropping into the 30's by Tuesday morning (mid 40's at the coast).
Areas of frost will develop inland, where Frost Advisores are in effect. This includes the Lehigh Valley.
Typical cold spots in NJ/PA may experience temperatures near freezing.
Please remember to cover up or bring in sensitive plants.
New Castle-Kent-Inland Sussex-Kent MD-Queen Annes-Talbot-Caroline-
Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex-
Western Monmouth-Mercer-Salem-Gloucester-Camden-
Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-
Southeastern Burlington-Carbon-Monroe-Berks-Lehigh-Northampton-
Delaware-Western Chester-Eastern Chester-Western Montgomery-
Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Wilmington, Dover, Georgetown,
Chestertown, Centreville, Easton, Denton, Newton, Washington,
Morristown, Flemington, Somerville, New Brunswick, Freehold,
Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown,
Mount Holly, Jackson, Millville, Hammonton, Cape May Court House,
Wharton State Forest, Jim Thorpe, Stroudsburg, Reading,
Allentown, Bethlehem, Media, Honey Brook, Oxford, West Chester,
Kennett Square, Collegeville, Pottstown, Norristown, Lansdale,
Chalfont, Perkasie, Morrisville, and Doylestown
328 PM EDT Mon Oct 23 2023
...FROST ADVISORY IN EFFECT FROM 2 AM TO 9 AM EDT TUESDAY...
* WHAT...Temperatures as low as 35 will result in frost
formation.
* WHERE...Portions of central, northern and southern Delaware,
northeast Maryland, central, northern, northwest and southern
New Jersey and east central, northeast and southeast
Pennsylvania.
* WHEN...From 2 AM to 9 AM EDT Tuesday.
* IMPACTS...Frost could kill sensitive outdoor vegetation if left
uncovered.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take steps now to protect tender plants from the cold.