GREEN FLASH FINDER
TONIGHT
GREEN FLASH VIEWING CONDITIONS

CHECKING SKY

Atmospheric Viewing Conditions: ··

TONIGHT’S SUNSET

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ALLOW LOCATION TO CALCULATE SUNSET DIRECTION
BE READY BY··:··
LOOKCALCULATING
EXPECTED CONDITIONS AT SUNSET

Allow location access to calculate local sunset timing, conditions, direction, and viewing places.

Favorable conditions improve your opportunity to see a green flash, but this rare atmospheric phenomenon is never guaranteed.
ESTIMATED HORIZON VISIBILITYUNKNOWN
DISTANT VISIBILITY··
ATMOSPHERIC LAYERINGUNKNOWNTemperature layers near the horizon can strengthen green flashes.
A vivid green flash at the upper edge of the setting Sun over the ocean

What is the green flash?

For a second or two at sunset, the Sun can appear to flash brilliant green as its light bends through Earth's atmosphere.

Look at the upper edge of the Sun as it disappears below a clear horizon.

WHERE TO STAND

LOCATION REQUIRED

Allow location access to find where to stand

Green Flash Finder cannot provide reliable local maps or viewing places without your current location.