Applies to Oestlandet and Telemark
From Thursday afternoon to late Thursday evening very heavy rain showers are expected locally in your area and the showers can last 2 to 3 hours. There will be large local variations in intensity and duration and the weather conditions can change rapidly. The exact location of the precipitation is uncertain, but the areas with the highest probabilities for heavy / very heavy rain showers are Østafjells north of Oslo.Severity
InstructionsKeep yourself informed of the latest weather developments and forecasts. Follow the weather situation on the rain radar.
ConsequencesRisk of storm water in urban areas, local flooding, stream bank erosion, changing waterways, shallow landslides at locations impacted by showers. Hail, thunder and lightning, and strong wind gusts.