The Met Office has issued a fog warning across Berkshire tonight, its second.
Drivers should expect slower journey times and delays to bus and train services are possible from 4pm today (December 1) until 11am tomorrow.
There is a chance of delays or cancellations to flights, according to the Met office.
READ MORE: The Berkshire criminals jailed in November
This follows a fog warning which ended this morning at 11am, followed by chilly temperatures which are predicted to drop as low as 1C tonight.
READ MORE: Reading plan to replace town centre bar and shops with hotel to be decided
Friday will begin with a frosty start, according to the Met Office, before fog gradually clears.
This should breeze followed by a cloudier and colder day with an easterly breeze and a few showers.
The weekend is looking equally cold, with more scattered showers, easterly winds and cloud cover.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here