Recommendations
- Consider the need for preventive measures
- Follow the advice of emergency authorities, both local and governmental
- The need for emergency preparedness shall be assessed continuously by emergency response actors
- Consider whether the journey is necessary
- Check road reports (175.no)
- Adjust the speed and use caution while driving
Consequences
- Risk of flooding of low-lying densely populated areas
- Check varsom.no for more information
- Locally difficult driving conditions, especially at waterways
- Roads may be closed
- Many journeys may have longer travel time
- Road conditions affected with road spray and hydroplaning in some places
- Some places may temporarily lose the road connection, often several days
Description
Very heavy rainfall is expected, 50-70 mm in 12 hours, possibly even more locally. The intensity of the precipitation will vary and may exceed 20 mm in 1 hour locally. Risk of thunder.
Area
Applies to Parts of Østlandet
Time period
- Tuesday, 03 September kl. 18:00 - ongoing danger
- Wednesday, 04 September kl. 09:00 - danger is over
Danger levels
Orange - very heavy rainRead more about the severity levels at hjelp.yr.noRecommendations
- Keep yourself updated about the development of the weather, the landslide and flood situation, and follow the weather radar
- Keep away from steep slopes, as well as streams and rivers with high discharge
- Keep water paths and culverts free of gravel, waste, twigs and leaves
- Clogged waterways with dammed water may cause landslides
Consequences
- Landslides may be expected
- Exposed railways and roads may be closed
Description
Groundwater and soil moisture are high. The expected rain will increase the danger of landslides. Local heavy rain showers can intensify landslide hazards where heavy rains hit.
Area
Applies to deler av Sør- og Østlandet
Time period
- Tuesday, 03 September kl. 18:00 - ongoing danger
- Wednesday, 04 September kl. 18:00 - danger is over
Danger levels
Yellow - landslide dangerRead more about the severity levels at hjelp.yr.noRecommendations
- Stay informed on the situation
- Secure and/or move assets away from vulnerable areas (car, caravan along rivers/streams, basements)
- Cleaning of drainage paths and culverts is recommended
- Keep away from rivers and streams with high flow
Consequences
- Local flooding and/or erosional damage in streams and small rivers
- Stormwater in urban areas
Description
The water discharge is expected to increase rapidly in small and medium sized rivers is expected. Local flooding and erosion damage. Large amounts of rain are expected in the warning area.
Area
Applies to deler av Sør- og Østlandet
Time period
- Tuesday, 03 September kl. 19:00 - ongoing danger
- Thursday, 05 September kl. 06:00 - danger is over
Danger levels
Yellow - moderate dangerRead more about the severity levels at hjelp.yr.noRecommendations
- Stay informed on the situation
- Secure and/or move assets away from vulnerable areas (car, caravan along rivers/streams, basements)
- Cleaning of drainage paths and culverts is recommended
- Keep away from rivers and streams with high flow
- Emergency authorities must be prepared for the fact that building and infrastructure in general may be subject to serious incidents
Consequences
- Extensive flooding, erosion damage and flood damage in exposed places
- May cause closed roads and bridges
Description
Extensive flooding, erosion damage and flood damage in exposed places.
Area
Applies to deler av Sør- og Østlandet
Time period
- Tuesday, 03 September kl. 19:00 - ongoing danger
- Thursday, 05 September kl. 06:00 - danger is over
Danger levels
Orange - considerable dangerRead more about the severity levels at hjelp.yr.no
Time | Weather | Temp. | Precip. mm | Wind(gust) m/s | Wind desc. |
---|---|---|---|---|---|
17° | 0 to 3.3 | 3 m/s from south east with gusts at 9 m/s | Light breeze from south east with gusts at 9 m/s | ||
17° | 0 to 4.8 | 3 m/s from south east with gusts at 6 m/s | Light breeze from south east with gusts at 6 m/s | ||
17° | 0 to 2.9 | 2 m/s from south east with gusts at 5 m/s | Light breeze from south east with gusts at 5 m/s | ||
17° | 0 to 3 | 2 m/s from east with gusts at 4 m/s | Light breeze from east with gusts at 4 m/s | ||
17° | 0 to 4.1 | 3 m/s from east with gusts at 6 m/s | Light breeze from east with gusts at 6 m/s | ||
16° | 0 to 1.7 | 3 m/s from east with gusts at 6 m/s | Light breeze from east with gusts at 6 m/s | ||
16° | 0 to 0.5 | 3 m/s from east with gusts at 6 m/s | Light breeze from east with gusts at 6 m/s | ||
16° | 0 to 1.6 | 2 m/s from east with gusts at 5 m/s | Light breeze from east with gusts at 5 m/s | ||
16° | 0 to 0.6 | 2 m/s from north east with gusts at 5 m/s | Light breeze from north east with gusts at 5 m/s | ||
16° | 0 | 2 m/s from north east with gusts at 4 m/s | Light breeze from north east with gusts at 4 m/s | ||
17° | 0 | 2 m/s from north east with gusts at 4 m/s | Light breeze from north east with gusts at 4 m/s | ||
17° | 0 to 0.6 | 1 m/s from north east with gusts at 3 m/s | Light air from north east with gusts at 3 m/s | ||
17° | 0 to 4 | 2 m/s from east with gusts at 3 m/s | Light breeze from east with gusts at 3 m/s | ||
18° | 0 to 4.5 | 2 m/s from north with gusts at 5 m/s | Light breeze from north with gusts at 5 m/s | ||
18° | 0 to 2.9 | 1 m/s from south with gusts at 6 m/s | Light air from south with gusts at 6 m/s | ||
18° | 0 to 2.9 | 2 m/s from north west with gusts at 4 m/s | Light breeze from north west with gusts at 4 m/s | ||
19° | 0 to 1.8 | 1 m/s from west with gusts at 5 m/s | Light air from west with gusts at 5 m/s | ||
18° | 0 to 1.4 | 2 m/s from west with gusts at 4 m/s | Light breeze from west with gusts at 4 m/s | ||
18° | 0 to 2.1 | 2 m/s from north west with gusts at 5 m/s | Light breeze from north west with gusts at 5 m/s | ||
18° | 0 to 0.2 | 2 m/s from north west with gusts at 4 m/s | Light breeze from north west with gusts at 4 m/s | ||
17° | 0 | 3 m/s from north west with gusts at 5 m/s | Light breeze from north west with gusts at 5 m/s | ||
17° | 0 | 3 m/s from north west with gusts at 5 m/s | Light breeze from north west with gusts at 5 m/s |