Officials at Carlisle remain optimistic of racing on Wednesday despite calling an inspection for 8am on raceday.
A centimetre of snow fell at the track overnight but clerk of the course Kirkland Tellwright is hopeful of racing going ahead.
He said: "We had a centimetre of snow overnight and we will inspect at 8am on Wednesday.
"I'm quite optimistic of racing though, as it's forecast to be wet today and the snow should thaw."