| Yellow |
Possible consequences- The rain might cause brooks, waterfalls and (usually dry) ditches to swell. Exposed caves might overflow.
- Road traffic obstructed at exposed places.
Recommendations (The instructions of the authorities are to be followed at any rate!)- Observe the local weather development, get yourself informed and adapt your behaviour to the present conditions.
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| Orange |
Possible consequences- Water meadows, flood-prone areas and lake shore areas are likely to be flooded.
- Heavy rain might cause brooks, waterfalls and (usually dry) ditches to swell greatly. Exposed caves might overflow.
- On a local level, landslides from steep slopes are possible.
- Failure of drainage and sewage systems.
- Subways, underground parkings and basement/cellar rooms might be flooded.
- Road and rail traffic obstructed.
Recommendations (The instructions of the authorities are to be followed at any rate!)- Observe the local weather development, get yourself informed and adapt your behaviour to the present conditions.
- Do not pass over flooded road sections or pass them slowly.
- Avoid basement/cellar rooms which have been flooded or are likely to be so.
- Avoid areas with steep slopes.
- Do not make unnecessary phone calls (network failure).
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| Red |
Possible consequences- Flooding of areas which are not normallyflood-prone.
- Heavy rain might cause brooks, waterfalls and (usually dry) ditches to swell heavily, even in areas which are not normally flood-prone.
- Landslides are probable.
- Failure of drainage and sewage systems.
- Subways, underground parkings and basement/cellar rooms might be flooded.
- Road and rail traffic obstructed.
Recommendations (The instructions of the authorities are to be followed at any rate!)- Observe the local weather development, get yourself informed and adapt your behaviour to the present conditions.
- Do not leave your houses and apartments unless absolutely necessary (save for evacuation).
- Listen to Swiss National radio as well as local radio channels.
- Avoid basement/cellar rooms which have been flooded or are likely to be so.
- Stay away from creek beds, lake or river shores and areas of steep slopes.
- Do not stay on bridges in case of flood.
- Do not make unnecessary phone calls (network failure).
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