Predominant zonal flow and a deep low bring torrential rainfall and snowfall at higher elevations to western Norway over the next 3-4 days.
Models currently agree on up to 150-200 mm of rainfall by Friday, with the most rainfall accumulation along the southern part of the west coast of Norway.
Total accumulated rainfall by early on Friday. Map: Wxcharts.eu
A deep low is expected to form over the Norwegian sea late on Tuesday and impact the central part of the west coast of Norway with winds gusting up to ~120 km/h.
Maximum wind gusts by early on Wednesday. Map: Wxcharts.eu