Can You See the Northern Lights on Your Cruise?
Aurora needs a dark sky, enough geomagnetic activity and clear weather. Pick a port and month to see the first two.
Ports With Northern Lights Figures
Alaska: Ketchikan · Juneau · Skagway · Sitka · Icy Strait Point (Hoonah) · Haines · Seward · Whittier · Anchorage (Port of Alaska) · Wrangell · Petersburg · Kodiak · Homer · Valdez · Glacier Bay · Hubbard Glacier · Tracy Arm · Endicott Arm · College Fjord
British Columbia: Vancouver · Victoria · Prince Rupert · Nanaimo
Pacific Northwest: Seattle · Astoria
Dark hours: time with the sun more than 12 degrees below the horizon on the night of the 15th. Kp needed: from the port's geomagnetic latitude and the auroral oval, following NOAA's viewing guidance. Nights: definitive Kp, 1991 to 2025, counting only nights with darkness.
Kp index data: Geomagnetic Observatory Niemegk, GFZ Helmholtz Centre for Geosciences, CC BY 4.0. Matzka, J., Stolle, C., Yamazaki, Y., Bronkalla, O. and Morschhauser, A., 2021. The geomagnetic Kp index and derived indices of geomagnetic activity. Space Weather, https://doi.org/10.1029/2020SW002641 CC BY 4.0
The month figures are history, not a forecast.