Three day forecast for Erie, PA — October 14 - October 16, 2025

Watching this week’s nor’easter develop of the Southeast Coast showed how many parts of the atmosphere have to align for a powerful storm to form. This post breaks down how it formed, why it intensified, and what made it a classic nor’easter.

Learn how atmospheric features called troughs and ridges control storm tracks, temperature swings, and the patterns that define our daily weather.

Three day forecast for Erie, PA — October 11 - October 13, 2025.