Thunderstorms are expected to hit most of the South West today (January 2), with heavy rain and winds of up to 50mph.
The Met Office has issued a yellow weather warning for Bristol, Gloucestershire and Somerset from 12pm until 6pm.
"Intense" rain and storms are expected to drench the area, and there is a chance of lightning and hail too.
READ MORE: Bristol weather LIVE: Met Office's warns flooding and lightning could hit city today - updates
The Met Office's warning says: "A band of heavy showers and thunderstorms will move quickly eastwards today giving a period of intense rain and perhaps 15-20 mm of rain in a few places in an hour or less.
"These may be accompanied by lightning, hail and strong winds with a low risk that some places could see gusts of 50 mph."
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According to meteorology experts, the storm may create problems for drivers.
Their alert says that there could be spray and sudden flooding, which might create difficult driving conditions and some road closures.
There is also a slight chance that power cuts could occur and other services to some homes and businesses could be lost.
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And where flooding or lightning strikes occur, there is a chance of delays and some cancellations to train and bus services.
The Met Office is also warning that there may be damage to trees and buildings, such as fallen branches and tiles blown from roofs.
Restrictions have already been placed on drivers trying to get across the M48 Severn Bridge going into Wales today.
Traffic monitoring website Inrix said earlier: "Strong winds and restrictions on M48 Severn Bridge Westbound at J1 A403 ( Aust ).
"Everyone comes off, around the roundabout and then back on to cross the bridge, which remains open.
"This is the usual restriction in case the bridge needs to be closed quickly if cross winds get worse."
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