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Non-Precipitation Warnings / Watches / Advisories
Issued by NWS State College, PA

000
WWUS71 KCTP 210741
NPWCTP

URGENT - WEATHER MESSAGE
National Weather Service State College PA
341 AM EDT Sun Apr 21 2024

PAZ019-025>028-034-035-045-046-049>053-211945-
/O.NEW.KCTP.FZ.A.0001.240422T0600Z-240422T1200Z/
/O.CON.KCTP.FR.Y.0001.000000T0000Z-240421T1200Z/
Southern Centre-Blair-Huntingdon-Mifflin-Juniata-Bedford-Fulton-
Southern Clinton-Southern Lycoming-Union-Snyder-Montour-
Northumberland-Columbia-
Including the cities of State College, Altoona, Huntingdon,
Mount Union, Lewistown, Mifflintown, Bedford, McConnellsburg,
Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville,
Sunbury, Shamokin, Bloomsburg, and Berwick
341 AM EDT Sun Apr 21 2024

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
MORNING...

* WHAT...For the Frost Advisory for this morning, temperatures as
  low as 32 degrees will result in frost formation. For the Freeze
  Watch for Monday morning, temperatures as low as 30 degrees are
  possible.

* WHERE...The ridge and valley region of Central PA.

* WHEN...For the Frost Advisory, until 8 AM EDT this morning.
  For the Freeze Watch, from late tonight through Monday morning.

* IMPACTS...Freezing temperatures could kill crops and other
  sensitive vegetation.

* ADDITIONAL DETAILS...Rural valley locations and sheltered areas
  will experience the coldest temperatures.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Consider taking protective measures as freezing temperatures
could damage or kill tender plants and vegetation. Potted plants
should be brought inside.

The latest forecast information can be found on the NWS State
College Facebook page and Twitter @NWSStateCollege, or on the web
at weather.gov/ctp.

&&

$$

PAZ056-057-211200-
/O.CON.KCTP.FR.Y.0001.000000T0000Z-240421T1200Z/
Perry-Dauphin-
Including the cities of Newport, Harrisburg, and Hershey
341 AM EDT Sun Apr 21 2024

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* WHAT...Temperatures falling to between 33 and 35 degrees this
  morning will result in frost formation.

* WHERE...Dauphin and Perry Counties.

* WHEN...From 2 AM to 8 AM EDT Sunday.

* IMPACTS...Near-ground freezing temperatures could kill
  uncovered sensitive outdoor vegetation.

* ADDITIONAL DETAILS...The frost will occur mainly in valley
  locations. A light breeze from the northwest on the ridges and
  their westward-facing slopes will limit a heavy frost in those
  locations. Unprotected early season plantings may freeze.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants and vegetation from the
cold. Potted plants should be brought inside.

The latest forecast information can be found on the NWS State
College Facebook page and Twitter @NWSStateCollege, or on the web
at weather.gov/ctp.

&&

$$

PAZ036-211945-
/O.NEW.KCTP.FZ.A.0001.240422T0600Z-240422T1200Z/
Franklin-
Including the city of Chambersburg
341 AM EDT Sun Apr 21 2024

...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
MORNING...

* WHAT...Sub-freezing temperatures possible.

* WHERE...Franklin County.

* WHEN...From late tonight through Monday morning.

* IMPACTS...Freezing temperatures could kill crops and other
  sensitive vegetation.

* ADDITIONAL DETAILS...Rural valley locations and sheltered areas
  will experience the coldest temperatures.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Consider taking protective measures as freezing temperatures
could damage or kill tender plants and vegetation. Potted plants
should be brought inside.

The latest forecast information can be found on the NWS State
College Facebook page and Twitter @NWSStateCollege, or on the web
at weather.gov/ctp.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/ctp