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What do yellow, orange and red weather warnings mean in Norway?

What each warning level means, who issues it and what to do as a visitor.

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Short answer

In Norway, yellow means be aware, orange means be prepared for serious consequences, and red means take immediate action, as MET expects extreme consequences. The warnings come from the Norwegian Meteorological Institute (MET) and are published on Yr. At red level, MET advises most people to limit travel in the affected areas.

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Why

  1. MET says a yellow warning means a challenging weather situation, but most people can carry on with their daily activities.
  2. An orange warning is issued when MET expects extensive consequences for many people or a large area, and you should carefully assess whether planned activities are safe.
  3. A red warning means MET expects extreme consequences, and some red warnings covering a large area, such as a county, are given an extreme weather name.

Details

MET can issue warnings for wind, heavy rain, rain, lightning, blowing snow, snow, ice, high water levels along the coast and forest fire danger, among others. Warnings for snow avalanches, floods and landslides come from the Norwegian Water Resources and Energy Directorate (NVE) on varsom.no, which uses the same colours plus black for snow avalanches. Warnings are usually issued up to two days ahead and never earlier than five days before the weather arrives.

Tip

Check the warnings on Yr before mountain drives, hikes and boat trips, and at orange or red level postpone or change plans in the affected area.

What may differ

At sea, MET issues separate gale and storm warnings for the coast and fishing banks, so check the marine forecast before boat trips.

Common misconception

A yellow warning means you should stay indoors.

What actually happens

Not at yellow level: MET says most people can carry on with their daily activities, but travellers in the area should stay alert and reconsider their plans.

People also ask

  • What does a red weather warning mean in Norway?

Sources

This answer is for reference only. Warning practice can change, so check MET and Yr before you travel.

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