# Heat Advisory: Southern Centre; Huntingdon; Mifflin; Juniata; Franklin; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster — retained record

> Retained us-gov-api record from us-gov-api:noaa-weather.

Canonical: https://highsignal.app/data/records/eb4bbbe57a6fd269

[← sources](https://highsignal.app/data)


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-06-30 03:01 ingested 2026-06-30 09:10

[original source ↗](http://www.weather.gov/)

## extract

Heat Advisory — Southern Centre; Huntingdon; Mifflin; Juniata; Franklin; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster
Severity: Moderate. Certainty: Likely.
* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 108 expected. For the Heat Advisory,
heat index values up to 102 expected.

* WHERE...A portion of central Pennsylvania.

* WHEN...For the Extreme Heat Warning, from noon Wednesday to 8 PM
EDT Friday. For the Heat Advisory, from 8 PM Friday to 8 PM EDT
Saturday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.

* ADDITIONAL DETAILS...High temperatures will exceed 100 degrees in
many places Wednesday through Friday with even higher heat index
values expected. Temperatures will be a few degrees lower on
Saturday, but heat risks will continue.

## retained text

The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.