These charts of surface pressure, from analysis (T+0) to the 84-hour forecast (T+84) are produced daily around 0730 UTC.
A trough over northern Scotland, shown by a thick black
line, continued to bring showers to these parts through
the night. An occluded front lies in the Irish sea and
out into the Atlantic. A decaying cold front, illustrated
by the crosses in between the triangles, lies over
Updated: 0730 UTC on Wed 22 May 2013