Colour state other than clouds or low visibility (e.g. ice or other obstructions) then the word BLACK is written in full and placed immediately before the actual colour state (e.g. BLACKWHT). The colour state may be appended to a METAR report. A short period forecast called a "TREND" which covers the following two hours from the observation may also be added, often with reference to the colour state. The following criteria are used to determine the colour state: Colour state Colour states is a system used for quickly showing meteorological conditions. Meteorological colour states are determined by the relevant worst condition from
Sunnegga Paradise ski area often busy, novice run down to Findeln, "Easy run", which mainly serves the purpose of serving the area's famous restaurants and terminates at the 4-seat Findeln chairlift. Below this is a beginners area, the "Eisfluh". The other main novice run, the "Kumme", can be found outside the Rothorn top station, that takes skiers down to the Kumme 3-seat chairlift. Advanced runs are best found by Fluhalp, which links the Rothorn to the Gornergrat via the Gant Hothalli cable car, and the Tuftern which takes the skier from Blauherd down to Patrullarve. Zermatt does not have many listed expert runs, as