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Frost Advisory

Status

Event Continued Active alert

Start Time

Fri 05/01/2026 12:00 AM EDT

End Time

Fri 05/01/2026 09:00 AM EDT

Significance

Advisory

Impacts

Low impact

Locations Affected

Pittsburgh, PA ∙ Morrisville, PA ∙ Natrona Heights, PA ∙ Ambridge Heights, PA ∙ Criders Corners, PA ∙ Bauerstown, PA ∙ Aladdin, PA ∙ Darragh, PA ∙ Kittanning, PA ∙ Delmont, PA

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Pittsburgh PA 827 PM EDT Thu Apr 30 2026 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Portions of northwest, southwest, and western Pennsylvania and northern West Virginia. * WHEN...From midnight tonight to 9 AM EDT Friday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold.

Technical Header

PAZ007>009-013>016-020>022-029-031-073>078-WVZ021-509>513-011300- /O.CON.KPBZ.FR.Y.0004.260501T0400Z-260501T1300Z/ Mercer-Venango-Forest-Lawrence-Butler-Clarion-Jefferson PA-Beaver- Allegheny-Armstrong-Washington-Greene-Westmoreland- Higher Elevations of Westmoreland-Fayette- Higher Elevations of Fayette-Indiana-Higher Elevations of Indiana- Marion-Monongalia- Ridges of Eastern Monongalia and Northwestern Preston-Preston- Eastern Preston-Western Tucker- Including the cities of Beaver Falls, Brookville, Coopers Rock, Latrobe, Murrysville, Ford City, Ambridge, Washington, Tionesta, Bruceton Mills, Butler, Hazelton, Parsons, Oil City, Pittsburgh Metro Area, Saint George, Indiana, Ellwood City, Champion, New Kensington, Rowlesburg, Donegal, Monaca, Fairmont, Grove City, Monessen, Clarion, Uniontown, Canonsburg, Kittanning, Armagh, New Castle, Sharon, Hermitage, Terra Alta, Morgantown, Franklin, Aliquippa, Punxsutawney, Greensburg, Kingwood, Hendricks, Ohiopyle, Lower Burrell, Waynesburg, and Ligonier 827 PM EDT Thu Apr 30 2026