Bombardier will not be confirmed as losing the Thameslink contract for another ten days according to reports.
German firm Siemens will only then be confirmed as the winners of the contract due to a legal requirement known as the Alcatel standstill period.
This allows time for unsuccessful bidders to challenge the decision.
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After a rather cloudy start, the cloud will break up leaving a breezy day with sunny spells and scattered showers.
Sunny spells and scattered showers will develop during the morning. Some of these will become heavy and thundery after midday.
Cloudy with further outbreaks of rain, which are likely to become heavy at first. Staying generally dry after midnight.