There's heavy traffic on the M4 eastbound at J20 M5 (Almondsbury Interchange) due to a vehicle fire. Emergency services are at the scene.
There are reports that two lanes are closed and there is congestion back to J21 M48.
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Hotter again on Monday with temperatures up to 25 degrees. Cooler on the coast and on the Isles of Scilly.
A clear night, hotter again on Monday.
Highs this afternoon of around 23 or 24 degrees. Cooler on the coast.