Eyewitnesses have told ITV News Central a number of loud explosions could be heard from the fire at G&P batteries in Darlaston, Walsall.
50 firefighters are currently tackling the blaze on Willenhall Road.
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Rather cloudy with occasional outbreaks of rain, or showers.
Rather cloudy and feeling cool, with a freshening northwesterly breeze.
Pollen levels will rise towards the end of the weeks as warmer weather sets in.