Weather & Web Resources
Clear Sky Clocks
Satellite Weather Imagery
Visible Image
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IR Image
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Water Vapor Image
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Observing Resources
This moon applet is attributed to 'Chris Cobb' on many other astro sites... unfortunately, the link they provide goes to, well, a site we won't go to!
This moon and Jupiter applets are from the Night Sky Observer.
To learn more about moon phases...
Click on the ? for more information
Aurora Borealis
Columbia is a pretty far south to see the aurora borealis or Northern Lights on a regular basis. On very rare occasions, we get lucky when there's a strong solar storm. Below are some indicators from other sites that I have found useful for determining if aurorae will be visible at this latitude.
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for more details, please visit, the Real Time Dst Estimate Web Page
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for more info about the auroral oval, please visit POES Auroral Activity