Northern Lights Archives - PA Weather Action

Vibrant Aurora Borealis Possible Saturday Night Above PA & Northern US As Strong G3 Solar Storm Hits Earth

A CME is expected to hit Earth Saturday evening, according to NOAA. Aurora borealis may be visible with the naked eye as far south as…

By Lead Forecaster Josh Adams March 22, 2025

Northern Lights

G4 Storm Observed: Where Will Aurora Be Viewable in Pennsylvania Thursday Night?

A G4 geomagnetic storm has been observed, with a KP of 7.67 as of 2:00 PM Eastern US time. We are only hours from sunset,…

By Lead Forecaster Josh Adams October 10, 2024

Northern Lights

Stunning Aurora Borealis Possible Thursday Night in PA & Across US As Severe G4 Solar Storm Hits Earth

The second strongest geomagnetic storm of this solar cycle, only behind the incredible G5 storm in May, is expected to hit Earth on Thursday, according…

By Lead Forecaster Josh Adams October 9, 2024

Northern Lights

Aurora Borealis Could Be Viewable with Naked Eye in Parts of PA & Northern US Saturday Night

A strong geomagnetic storm is expected to hit this weekend, particularly Saturday night when KP values may near or exceed 7. This is strong enough…

By Lead Forecaster Josh Adams October 4, 2024

Northern Lights

Northern Lights May Shine Above Pennsylvania, Much of Northern US Thursday & Friday Night

Large solar flares over the past few days have resulted in significant potentially earth-directed CMEs that may once again give many areas across the Northern…

By Lead Forecaster Josh Adams October 3, 2024

Northern Lights PA Weather Action

Aurora Borealis May Be On the Horizon Across Pennsylvania & Much of the Northern US Early Monday Morning

After a large solar flare took place Saturday, we expect to see its effects early Monday morning in the form of a currently forecasted G3…

By Lead Forecaster Josh Adams September 15, 2024