The patch has been included by the Met Office in a series of regional yellow alerts - the lowest level - from today (Wednesday) until Saturday.
The warning for strong winds is in place from 2pm on Wednesday, December 18, until 3am on Thursday, December 19.
A Met Office spokesperson said: "Strong south-easterly winds are expected to develop during Wednesday afternoon".
Today (Wednesday) we'll see a spell of some very strong winds across western parts of the United Kingdom, with gusts of up to 70mph around some coastal locations.
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Gusts could reach 60-70mph in coastal areas and high ground, while inland, gales will be around 45-50mph.
The Weather Network says this region will see some very cold weather and some snow during the middle of this week, but much milder weather is on the way for the weekend and early next week.
"Through the whole three-day period many places are likely to see rainfall accumulations of 25mm or more, with some places having 50-70mm".
She said: "It looks like quite a broad area of southern England is likely to get quite a lot of wet weather over the next couple of days and there could be local impact in terms of flooding with that amount of rain over consecutive days".
"Falling on saturated ground, this will probably cause a few problems".