The fax charts are produced by the UK Met Office several times each day and show Mean Surface Level Pressure (MSLP), fronts, low and high pressure centres etc. They are based on computer model output but modified by human forecasters if necessary and go out to 120 hours ahead.

0
24
36
48
60
72
84
96
120

0hrs

6
12
24
48
-
+

No chart available for the selected hour. Many charts start at 3 hours ahead, so if you have 0 hours selected try stepping forward or selecting a later hour.

As well as these the TWO chart viewer provides a huge range of charts from many different computer models.