0 -1 km / h | | |
1 Bft | Light draft, smoke drifts off easily, wind flags do not move | Steering mats need at least wind force 2. |
1 - 5 km / h | | |
2 Bft | Light breeze, leaves rustling, small, short waves on the lake | On the beach or on open surfaces, a steering mat may fly. |
6 - 11 km / h | | |
3 Bft | Gentle breeze, pennants blow in the wind, small branches move | Wind force 3 is ideal for many steering mats and good for beginners to practice. |
12 - 19 km / h | | |
4 Bft | Moderate breeze, small waves on the sea, paper flying around on the ground | From wind force 4 it is getting athletic. Petite people could reach their limits. |
20 - 28 km / h | | |
5 Bft | Fresh breeze, moderately moving sea, the wind is clearly audible | Now it will be interesting and action packed for experienced kiters and surfers! |
29 - 38 km / h | | |
6 Bft | Strong wind, the sea is roughly moved, thick branches move | Experts and experienced surfers still venture onto the water, for steering mats here is the upper limit |
39 - 49 km / h | | |
7 Bft | Stiff wind and very rough sea, resistance when walking becomes noticeable | Now neither surfers nor steering mats should be on the way. 7 Bft may cause serious injury. |
50 - 61 km / h | | |
8 Bft | Stormy winds, moderately high seas, big trees move. Walking is significantly restricted | Beginning with 8 Bft, big waves begin to form, which are connected with powerful currents |
62 - 74 km / h | | |
9 Bft | Storm and high seas, garden furniture are overturned, branches break | Inland, this is often the highest wind force. Coastal regions are experiencing stronger winds. |
75 - 88 km / h | | |
10 Bft | Heavy storm and very high sea, trees are uprooted, garden furniture fly away | From this wind force the house should be left only in urgent cases. |
89 - 102 km / h | | |
11 Bft | Hurricane storm, very heavy sea and storm damage. Roofs are covered, cars drive off track | This wind force is rare in the interior and accompanied by corresponding storm warnings. |
103 - 117 km / h | | |
12 Bft | Hurricane, heaviest devastation and destruction | Safety matters most! Cellars and well-protected houses get the least. |
> 117 km / h | | |
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