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.
Food will not be exempt from GST in Guernsey
Deputies have voted through the concept of GST at 5% on food shopping - but were reminded the final vote is not until the summer.
Victor Hugo Centre fund reaches £7.5M
Guernsey's Victor Hugo Centre has reached three-quarters of its £10M target, as a bronze sculpture of the famous French writer is unveiled to the public.
"We want our schools to be smartphone-free environments"
The impact smartphones have on the Bailiwick's youngsters is going to be studied.
Assisted dying will be offered in Jersey
An assisted dying service will be offered in Jersey to terminally-ill adult residents in unbearable suffering who have less than six months to live.
Guernsey Man (23) jailed for abusing teen girl
A man who sexually touched a girl almost a decade younger than him has been handed a jail sentence.
New Guernsey charity to fund gender-affirming items
A new charity has been set up to help transgender, non-binary, and gender-non-conforming islanders access clothes and accessories that boost confidence and happiness.
Bank tax receipts boost the States of Guernsey's fortunes
Public finances have been delivered a £36M windfall but with a warning that it cannot be counted on regularly.
'Multi-generational' living could ease Guernsey's housing crisis
The Planning Authority says homeowners considering an extension for a family member could be helped by an existing policy.
