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Heat Advisory

EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT SATURDAY

WHAT:
For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 110. For the Heat Advisory, heat index values up to 104 expected.

WHERE:
A portion of central Pennsylvania.

WHEN:
For the Extreme Heat Warning, until 8 PM EDT this evening. For the Heat Advisory, from 8 PM this evening to 8 PM EDT Saturday.

IMPACTS:
Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.

Updated: 
July 3, 2026 at 02:56 EDT
Event Onset: 
July 3, 2026 at 20:00 EDT
Event End: 
July 4, 2026 at 20:00 EDT
Severity: 
Moderate
Urgency: 
Expected
Certainty: 
Likely
Issued By: 
NWS State College PA
Area(s): 
Columbia
Cumberland
Franklin
Huntingdon
Juniata
Mifflin
Montour
Northumberland
Perry
Schuylkill
Snyder
Southern Centre
Southern Clinton
Southern Lycoming
Union