The Met Office is urging caution as rain showers today turn increasingly to snow and hail this evening, overnight and into tomorrow morning.
AA Roadwatch have warned drivers to take additional care if travelling on the roads while the yellow weather warning is in place.
Many slips and falls happen in places people regard as safe and secure, typically outside their front door, on the doorstep, on the path or while getting out of the auto. "There's been very strong storm-force winds that will be clearing northeast-wards".
They advised: "Be seen".
Londoners will wake up to temperatures of 4C or 5C on Tuesday morning with the temperature expected to rise to 9C by the middle of the day.
However weather experts measure spring from March 1 using meteorological seasons.
The cold spell is down to air coming in from the Arctic, which will bring frequent wintry showers across Scotland and widespread sleet and snow. If the road looks polished or glossy it could be, black ice" one of winter's worst hazards: "Black Ice is hard to see!
The Met Office said the mercury was set to plunge below zero in the midlands, north-east England, Scotland and Wales, compared to a low of 2 degrees forecast in Russian capital Moscow. Daytime temperatures between 6 and 9 degrees at best.
But nighttime temperatures will continue to drop below zero for the rest of the week.