Commuters face travel disruption and delays in west London on Monday afternoon as sleet showers are due to sweep across the capital.
The Met Office has issued a yellow weather warning for snow and ice, which will be in affect until 4pm on Monday (December 11).
The forecaster expects sleet showers in west London until around 3pm.
The skies are then expected to clear, but ice will probably linger as the temperature is not expected to exceed 1C.
A yellow weather warning of snow will be in effect between 4pm and 11am on Tuesday (December 12), as temperatures are expected to drop to -4C in the early hours of the morning.
The Met Office states: "A mixture of rain and sleet is most likely.
"Some injuries are possible from slips and falls on icy surfaces and there will probably be some icy patches on untreated roads and cycle paths.
"Some roads and railways are likely to be affected with longer and more difficult journeys."
Snow and ice has already disrupted dozens of rail services and grounded a number of flights at Heathrow Airport.
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