The M5 Southbound is still closed due to accident investigation work between junction 25 (A358 Taunton) and junction 26 (A38 Wellington).
Diversions via the A38 through Taunton are in place, although there are reports of delays of up to an hour and very slow traffic.
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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.