The meteorologists warn of a lot of rain in southern Norway
The warning applies until midnight on Tuesday evening, according to Meteorological Institute.
There may be between 40 and 60 mm of rain in 24 hours on Monday, the meteorologists warn. Motorists are asked to adjust their speed and drive according to the conditions, and there is a risk of hydroplaning.
The heavy rain can lead to stormwater in densely built-up areas, and roads can be closed.