Mackerel sky

After a not-very-long lie in, MrM set off for a day's work at the music shop, while I started sorting out after the last couple of days. Then, late in the afternoon, we did a supermarket shop to replenish the empty fridge. Finally, before an hour's TV, watering the newly planted and container plants, already worse for wear after a day in scorching sunshine.

Briefly, as I was watering, there was a mackerel sky...