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Vento esas aero-fluo qua iras alonge la surfaco dil Tero. La vento naskas kande en proxima loki existas diferanta temperaturi ed aero-presi. La Suno varmigas l'aero, e la varma aero levas su. Lor la preso diminutas, e plu kolda aero fluas a la loko. Ca ciklo nomesas konvekto-fluo.
Beaufort-skalo | m/sek. | km/h. | nodo | deskripto | efekto |
---|---|---|---|---|---|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 |
0,3–1,5 1,6–3,3 3,4–5,4 5,5–7,9 8,0–10,7 10,8–13,8 13,9–17,1 17,2–20,7 20,8–24,4 24,5–28,4 28,5–32,6 32,7–36,9 37,0–41,4 41,5–46,1 46,2–50,9 51,0–56,0 56,1–61,2 |
1–5 6–12 13–19 20–28 29–38 39–49 50–61 62–74 75–88 89–102 103–117 118–133 134–149 150–166 167–183 184–201 202–220 |
1–3 4–6 7–10 11–16 17–21 22–27 28–33 34–40 41–47 48–55 56–63 64–71 72–80 81–89 90–99 100–109 110–118 |
milda vento febla vento feblatra vento pasabla vento fortatra vento forta vento fortega vento buraskatra vento buraska vento forta burasko fortega burasko tifono (nur en libera atmosfero od en uragano) “ “ “ |
0 = fumo levas su (preske) vertikale. 1-2 = folii di arbori movas |
La skalo kreesis dal admiralo Francis Beaufort en 1805, ma originale ca skalo havis nur 13 gradi (de 0 til 12).
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