Bus Vannin says a number of its services may be disrupted this weekend because of staff illness.
On Facebook, the organisation says it's facing difficulties today and tomorrow.
It says the 5, 5C, 2, 21, 6 and 4B buses may be called off today.
Tomorrow, buses between Douglas and Willaston, Port Erin, Anagh Coar, Peel and Ramsey may be cancelled.
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Manx Care doctor survey to be discussed by Tynwald
Weather warning for snow tonight
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Gales put two ferry sailings at risk tonight
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Warning issued over icy roads
High ground could see 4 inches of snow on Saturday night