Who pulled the plug?!

I was completely shocked by the difference in the photos below that I took on a couple of my runs - last Thursday (20th) and this past Monday (26th).  It is almost as if someone pulled a plug out and all the water drained away!

Plock Court Thursday 20th February 2014 - Plock Court Monday 24th February 2014

Towards Sandhurst from Tewkesbury Road Thursday 20th February 2014 - and then on Monday 24th February 2014

Wotton Brook Thursday 20th February 2014 - Wotton Brook Monday 24th February 2014