Revision list for Thames conditions and floods
0.98 7/2/20 added levels at Bourne End to front page and dropped the table of lock levels.
0.97 5/1/20 replaced wunderground rainfall readings with weatheronline.co.uk.
Removed navigation-related readings (warnings and level changes) to a different program.
0.96 13/11/19 dropped Windsor Park and used Jubilee River flow rate
0.95 26/9/19 replaced the flow rates by the new method of EA API
0.94 3/7/17 modified because EA changed the levels format again on 23/6
0.93 5/2/17 menus moved to top of main window
0.92 29/8/13 rainfall figures moved from classic.wunderground to JSON from wunderground. Additional evening check to allow for corrections made during the day.
0.9 13/8/14 reduce sample rate for levels to 1/day when river normal. Remove warning and flood columns in this case.
0.8 29/7/14 incorporate flow rates for nearly all gauges on the Thames from EA email. Reorder so flows and rainfall comes before levels.
0.72 24/4/14 shift Lechlade rainfall to Latton and Reading from Tilehurst. Record rainfall under town name and make changes in database rather than php.
0.71 19/4/14 add numbers to flow levels graph
0.70 14/4/14 include graphs of flow for Marlow (Maidenhead) and Staines (Kingston) sections
0.60 15/3/14 show a Google map of navigation warnings as warnings.php
0.52 8/3/14 print levels in green if below normal
0.51 2/3/14 Katesgrove weather station has stopped providing rain information, so switch Reading to station at Tilehurst which has a longer record.
0.50 24/2/14 Generalise Cockmarsh page to handle anywhere on the river, rename as history.php. Give it similar back and forward buttons to levels but on bigger scale.
0.40 15/2/14 Adjust main height scale to percent min-max and put upside first.
0.36 14/2/14 Adjust locks to pick up major tributaries and add zones for Oxford and Shifford. Rename Mapledurham, Shepperton and Bourne End.
0.35 13/2/14 Add now button
0.34 9/2/14 changed rain sources from Brize Norton and Benson to Eynsham and Reading (Katesgrove). Past data from December added.
0.33 8/2/14 took out Eynsham Lock from main display, which has been out of action since 26/1 replacing it by Pinkhill; also replaced Abingdon by Day's as it's better spaced.
0.32 5/2/14 replaced references to Cockmarsh and some Cookham by Bourne End, known to more people. Started monitoring all locks on the river including those not currently shown.
Map showing warnings
Thames levels and floods
History of levels at a single point
Full list of locks and main tributaries, with links
Explanation of pages