As temperatures drop and clouds move out tonight there could be some frost tomorrow morning.
The Government of Canada is advising of a chance of frost overnight for Humboldt and the surrounding areas.
Temperatures are going to drop to around zero overnight tonight and tomorrow and even colder on Thursday.
It is advised to cover up any plants that are still out in these frost prone areas.
Rain is expected to return on Friday and the possibility of snow for the first time this season is on Saturday.