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Current slippery roads hazards

Updated on: 14.12.2017, 23:39

Current slippery roads hazards in Switzerland

  (4 Messages)   hide
  • Slippery roads: Moderate danger, level 2

    Validity: 14.12.2017, 23:35 - 15.12.2017, 09:00
    Danger of road icing
    0:Slippery-Road:2:236,237,239,240,242,243,244,247:
    Conthey - Fully, Lötschental - Naters, Martigny - Verbier, Sion - Crans-Montana, Turtmanntal, Val d'Anniviers, Val d'Hérens, Vispertal - Nanztal
  • Slippery roads: Moderate danger, level 2

    Validity: 14.12.2017, 21:50 - 15.12.2017, 09:00
    Danger of road icing
    1:Slippery-Road:2:201,202,203,204,205,206,207,208,209:
    Ajoie, Bienne - Neuchâtel, Delémont - Bellelay, Franches-Montagnes, La Chaux-de-Fonds - Le Locle, Moutier - Tavannes, Nidau - Ins, Val de Ruz - Colombier, Vallon de Saint-Imier
  • Slippery roads: Moderate danger, level 2

    Validity: 14.12.2017, 18:30 - 15.12.2017, 09:00
    Danger of road icing
    2:Slippery-Road:2:101,102,103,104,105,106,107,108,109,114,115,116,117,118,119,123,124,125,126,127,131,132,133,134,135,139,140,141,142,143,144,145,150,151,152,153,159,160,161,162,167,175:
    Aarau-Lenzburg, Amriswil, Basel, Bern-Mühleberg, Burgdorf-Limpachtal, Effretikon, Einsiedeln-Wägital, Emmen-Hochdorf, Entlebuch, Frick-Leibstadt, Fürstenland, Goldau-Ägeri, Hulftegg-Untertoggenburg, Huttwil-Willisau, Langenthal, Langnau-Eggiwil, Laufental, Limmattal, Linthebene-Gaster, Luzern-Alpnach, Lyss-Grenchen, Marthalen-Stammheim, Oberes Baselbiet, Olten-Gösgen, Pfungen-Hettlingen, Rheinfelden, Rheintal, Schaffhausen, Solothurn-Rothrist, St.Gallen-Rorschach, Steckborn-Müllheim, Sumiswald-Worb, Thal, Thalwil-Wetzikon, Thun-Belp, Turbenthal-Sirnach, Wahlern-Plaffeien, Wohlen-Albis, Wädenswil-Rüti, Zofingen-Triengen, Zug-Knonau, Zurzach-Bülach
  • Slippery roads: Moderate danger, level 2

    Validity: 14.12.2017, 18:30 - 15.12.2017, 09:00
    Danger of road icing
    3:Slippery-Road:2:110,111,120,121,128,136,137,146,147,154,155,163,168,169,170,176,177,178,179,180,182:
    Appenzell, Brienz-Interlaken, Domleschg, Erstfeld-Engelberg, Flüelen-Unterschächen, Frutigen-Kiental, Gersau-Engelbergertal, Glarus Nord-Mitte, Kerenzerberg-Seeztal, Landquart-Chur, Liechtenstein, Meiringen-Gadmertal, Muotathal, Niedersimmental, Obersimmental, Obertoggenburg, Sarganserland, Sarnen-Lungern, Schangnau-Sigriswil, Schiers, Werdenberg

Kontextspalte

Danger level 1 (No or minor danger)
Danger level 2 (Moderate danger)
Danger level 3 (Considerable danger)
Danger level 4 (High danger)
Danger level 5 (Very high danger)
No danger level
Danger level 1 (No or minor danger)

No evaluation

Danger level 2 (Moderate danger)
  • Impact: Local or widespread risk of skidding
  • Recommended action: keep an eye on local weather developments and stay informed; always follow the official advice.
  • Packed snow: less than 4 cm, road temperature of < 0 degrees
  • Black ice: wet roads that have frozen over
  • Icy roads: freezing rain
Danger level 3 (Considerable danger)
  • Impact:
    • Sudden, acute danger of skidding
    • Icy roads to the extent of being impassable
    • Disruption to air travel
    • Branches breaking and falling as a result of their ice load
  • Recommended action: keep an eye on local weather developments and stay informed; always follow the official advice.
  • Freezing rain: up to 2 mm
Danger level 4 (High danger)
  • Impact:
    • Sudden, acute danger of skidding;
    • Road and air travel brought to a standstill;
    • Disruption to rail travel;
    • Falling branches or trees as a result of their ice load;
    • Interruption of electricity supply and/or telephone network, particularly in regions that are not easily accessible.
  • Recommended action: keep an eye on local weather developments and stay informed; always follow the official advice.
  • Freezing rain: over 2 mm (total precipitation volume freezing on the ground)
Danger level 5 (Very high danger)

It is not possible to make a distinction for larger deposits of precipitation. Widespread ice formation on roads over a sustained period is a rare occurrence in Switzerland.

No danger level

No evaluation