"Karl Cooper" wrote in message
...
"Martin Rowley" wrote in message...
Looks like it will remain a mystery (and can't be a 'desert-origin'
dust/rain event); very striking on the vehicles I saw - the fact that
you
Martin

No indication here of dust:

http://forecast.uoa.gr/dustindx.html

Tree pollen?


.... I think the wrong colour; the 'fire' idea would be nearer, except
I'm not aware of anything like that *this* weekend; two weekends ago it
would have been different!

Martin.