Often called the Aurora Capital of North America, Yellowknife averages over 240 aurora nights per year.
Yellowknife, Canada
Kp 1.1 is close to the 1.8 needed. Partly cloudy skies.
24h ago → 3 days ahead · Dark bands = night · Gray area = clouds · Past is dimmed
Thursday
Apr 9
Peak Kp
2
Clouds
39%
Dark hrs
9.8h
Friday
Apr 10
Peak Kp
4.3
Clouds
89%
Dark hrs
9.7h
Saturday
Apr 11
Peak Kp
4
Clouds
78%
Dark hrs
9.6h
Events from the last 3 days that can influence aurora visibility
Strong explosion on the sun. May enhance aurora activity if the particles reach Earth in 1-3 days.
Cloud of solar plasma possibly heading toward Earth. May trigger aurora in 2-3 days.
Cloud of solar plasma possibly heading toward Earth. May trigger aurora in 2-3 days.
Cloud of solar plasma possibly heading toward Earth. May trigger aurora in 2-3 days.
Cloud of solar plasma possibly heading toward Earth. May trigger aurora in 2-3 days.
Cloud of solar plasma possibly heading toward Earth. May trigger aurora in 2-3 days.
Cloud of solar plasma possibly heading toward Earth. May trigger aurora in 2-3 days.
Moderate explosion on the sun. Usually too weak on its own to cause visible aurora at mid-latitudes.
Cloud of solar plasma possibly heading toward Earth. May trigger aurora in 2-3 days.
Cloud of solar plasma possibly heading toward Earth. May trigger aurora in 2-3 days.
How solar events cause aurora:
Indirect — can launch plasma clouds toward Earth
High — if aimed at Earth, causes aurora in 1-3 days
Direct — aurora is happening or imminent!
Moderate — can sustain aurora for days
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