minutes ahead on a scale of 1-9. Experience has taught that an activity index value of 5 will
often already mean a handsome display of the Northern Lights in southern Finland.
Despite the abundance of helpful predictions, it's worth remembering that they may not
always turn out to be correct, or that it may be daylight in Finland at just the moment the
Northern Lights are illuminating the sky. Note too that the predictions nearly always use
UT, or Universal Time, from which you can calculate Finnish Winter
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Time by adding on two hours, and Finnish Summer Time by adding on three.
And if you can't be bothered following the Internet, you can always time your evening walk
for between ten o'clock and midnight, and set out for a spot where you can get a good view
of the northern sky. The sun is currently going through an extremely active phase, which
means frequent occurrences of the Northern Lights; it may therefore be that one evening
nature will provide an unforgettable extravaganza of colour, which will by comparison reduce
all the shopping centre laser shows in the world to the level of a pocket torch!
Observing the Northern Lights
The person who wants to observe the northern lights is totally at the mercy of natural conditions.
It is very difficult to give exact details about the occurrence
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