Forecast: Auroral activity will be active. Weather permitting, active auroral displays will be visible overhead from Tromsø, Norway to as far south as Umea, Sweden and Trondheim, Norway, and visible low on the horizon in Oslo, Stockholm and Helsinki.

Forecaster Comments: An unusual solar event occurred on Sept 30th. The effects of this event should reach Earth in approximately 24 hours from this message. How large and persistent these effects will be is not known. Watch the "short term forecast" for the increase in auroral activity that may occur in your sector.