A period of rain and sleet is forecasted to turn to snow for a time tomorrow morning (21 November).
If it sticks, Jersey Met says 5mm of snow could be found in the upper parishes.
The alert calls for islanders to be cautious when out and about.
Temperatures are set to drop a couple degrees tomorrow too - with highs of 6 degrees expected.
The gov.je website forecasts it "feeling very cold", with strong F6 to F7 winds.
Investigation into fire in derelict Forest building
A fire broke out in a disused building in the Forest.
Guernsey's Animal Shelter warns of myxomatosis outbreak in wild rabbits
The advice to pet owners is to have their rabbits vaccinated against the disease.
Home of Guernsey Football celebrates its one year anniversary
Guernsey’s Victoria Park is celebrating its first anniversary with a weekend of football.
Renaissance 'masterpieces' on display in Guernsey
"Remarkable artworks" from the Renaissance are currently on display in St Peter's Port.
Guernsey's airline reacts to reduced demand because of Iran attacks
Aurigny is rescheduling some flights between mid April and June and will levy a £2 fuel surcharge per sector.
Survey reveals scale of dissatisfaction with off-island travel
A new survey reveals just how dissatisfied Channel Islanders are with the cost and reliability of travelling off-island.
Two youngsters questioned by Guernsey Police after fire at Leale's Yard
Fire crews spent one and a half hours putting out the blaze in a derelict building.
Prominent Guernsey consultant cardiologist suspended by the GMC
The MSG says Dr Dean Patterson is no longer a partner but that he is fighting his temporary medical suspension.
