Although the sky above me showed patches of blue and peeks of sunshine
There were threatening skies nearby.
The weather service warned that these clouds could spawn tornadoes.
The wind came up suddenly as I was studying the clouds and I had to strain my ears when I thought I heard a tractor on the road behind me.
Then, just as suddenly, the wind calmed down, the sunshine patches broadened and Farmer Fred continued down the road to the next field in need of a treatment from the Red Ball Sprayer. The GriggsDakota sky is easy to watch, but difficult to predict.