Flash flooding and lightning strikes hit parts of the Eastern Region last night.
The storms affected trains as overhead lines were damaged and a school in Essex was forced to close because of flooding.
Saffron Walden County High School was shut today because of flooding. The school said it was a reluctant but necessary closure.
The school sports centre was the worst affected.
The school has worked hard to ensure that it is safe and dry and can be re-opened tomorrow morning.
Residents at all four properties had to be evacuated after the lightning strike in Bradwell.
Thunderstorms have caused flash flooding, lightning strikes, power cuts and travel disruption in parts of the Anglia region.
There are major delays and cancellations on the region's rail services this morning following yesterday's lightning strikes.
There are no trains running between Norwich and Ely after overhead wires were damaged. Engineers are also working on issues with lines running into London Liverpool Street.
Passengers are being told to check before they travel.
Read more here: Lightning strikes cause major delays on train services in the East
Lightning strikes have led to massive disruption for hundreds of rail passengers in the East.
A couple in Milton Keynes had a lucky escape after their home was struck by lightning.