A sudden onslaught of darkness usually means a thunderstorm is rolling through the area. Storms were in the forecast for today, so this wasn't a surprise.
The dark clouds arrived from the west and took over the sky above the shop.
The amount of available clear sky began to shrink.
The darkness was accompanied by a few rumbles of thunder. Light rain began to fall.
Blue sky could still be seen off to the east.
Clear skies off to the east disappearing fast.
Heavier rain began to fall.
The skies opened up for a few minutes.
Heavier rain.
It rained pretty hard for a few minutes.
Soon the rain stopped and clearing began to appear.