WEATHER UPDATE ........LATEST.....,....... HEATWAVE WARNING ISSUED BY MET OFFICE........Current watch level: Level 3 - Heatwave Action in one or more regions of England and Wales Issued at: Wednesday 17 July 2013 at 09:01 There is a 90 % probability of heatwave conditions between 0900 on Wednesday and 2100 on Thursday in parts of England. High temperatures are expected to continue across much of England over the next few days. Temperatures are expected to reach or come very close to Level 3 Heat Health Watch criteria in London and Southeast England. Elsewhere temperatures may come close to criteria, however certainty is lower, giving a Level 2 Heat Health Watch in all but the North East and North West of England. .