Aurora Borealis in Bainbridge Island

United States · 47.63°, -122.52° · geomagnetic 53.1° · needs Kp 7

Tonight's aurora forecast for Bainbridge Island

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Peak chance of a visible display tonight, from the same model the Revon app runs. Bainbridge Island needs Kp 7 to see anything at all, and tonight the forecast peaks at Kp 4.7. Short of the threshold, which is what most nights look like here.

Tonight Mon 07 Sep
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Get the full 30-night forecast in Revon

Updated 2026-09-08 10:36 UTC

Local aurora guide for Bainbridge Island

Bainbridge Island is at a geomagnetic latitude of 53.1 degrees.

Auroras are typically visible here when the Kp index reaches 7.

On average, there are about 3.2 nights per year when conditions are suitable for viewing.

The best months for aurora viewing on Bainbridge Island are May, August, and September.

These months offer a good overlap between the darker night skies and the historical periods when auroras have been observed.

Bainbridge Island experiences light pollution levels rated as Bortle 7.

Areas with darker skies, rated Bortle 4, can be found approximately 38 km west-north-west near Jefferson County.

Local terrain features include Manitou Park to the north, Skiff Point to the north-east, Fletcher Bay to the west-north-west, Rolling Bay to the north-east, and University Point to the west-north-west.

Geographic features near Bainbridge Island that may offer viewing opportunities include Manitou Park, located to the north.

Further afield, Skiff Point and Rolling Bay are situated to the north-east.

To the west-north-west, you can find Fletcher Bay and University Point.

Between 2016 and 2026, there were approximately 3.2 nights per year suitable for aurora viewing.

Notable qualifying nights within this period include March 20, 2026 (Kp 7.0), January 20, 2026 (Kp 7.67), January 19, 2026 (Kp 8.67), November 12, 2025 (Kp 7.33), and November 11, 2025 (Kp 8.67).

Sources: Revon analysis of NOAA planetary Kp · Falchi 2016 World Atlas of artificial night sky brightness · GeoNames (CC BY 4.0)

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Nearby towns

Forecasts for places within reach of Bainbridge Island.