Police are still investigating the cause of an explosion at a former chocolate factory in Belper.
Derbyshire Fire and Rescue were called around 3.30pm yesterday to the incident. The chairman of Derbyshire County Cricket Club said that his team's game against Lancashire had to be called off because of the fire.
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Cloud will linger through the afternoon, but skies clearing later on.
Police and councils have welcomed a new law which bans the production, supply or possession of so-called 'legal highs'.
From Thursday, "legal highs" are to be legal no more, with the Psychoactive Substances Act coming into force. But what does it all mean?