Sahara dust particles in the clouds responsible for the amazing dawn colours over the Nene Washes and river Nene 
Mammatus clouds - Thorney Dyke
Cirrocumulus over Decoy Wood
Thunder cloud in spring
Big fen skies
Mammatus clouds
It's black over Will's
Precipitation in sight 
August thunder storm
April showers - Nene Washes - iphone 11