pMotorists were stranded on the A31 in southern England late on Thursday, March 1, following a collision on the snow-covered road.ppAlex Kay shot this video of the scene, saying his Thursday trip from Farnborough to Bournemouth took over nine hours, instead of the usual 1.5 or 2.ppHampshire Policea requested military assistance to clear the traffic. Around 100 vehicles were stuck, ITVa reported.ppSimilar road conditions were reported on the A38 near Devon. A red weather warning was in place for the region until early Friday as Storm Emma snarled traffic and disrupted flights. The Met Office said up to 19.6 inches (50 cm) of snow could be possible over Dartmoor and Exmoor, BBCa reported.