The A27 is partially blocked in both directions at Falmer with very slow traffic and severe delays due to snow between B2123 The Drove and A23 London Road (Patcham).
There is congestion on the A27 Westbound to A277 (Kingston Roundabout, Lewes). Callers report the road is reduced to a single lane in both directions due to heavy snowfall.
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Sussex astronaut Tim Peake's space mission will be celebrated with a free exhibition at The Novium Museum in his home city of Chichester.
Emergency rescue teams are currently at the scene in East Sussex searching for another missing person.
Plenty of warm sunshine with the chance of thundery showers later.