The A419 northbound in Swindon is blocked. There's queueing traffic due to an accident between the A361 (Honda South Roundabout) and the A4311 Cricklade Road.
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Fire and Rescue Service says it received a 999 call to say there had been an explosion in a third floor flat within a mid terraced building.
It will be a dry night for most areas and stay mild for all. There will be clouds and some areas may experience mist or fog.
This evening will be dry and mild for all.