the Beaufort scale

US /ˈboʊfərt skeɪl/
UK /ˈboʊfərt skeɪl/
"the Beaufort scale" picture
1.

skala Beaufort

a scale for indicating wind force, ranging from 0 (calm) to 12 (hurricane)

:
Sailors often refer to the Beaufort scale to assess wind conditions.
Pelayar sering merujuk kepada skala Beaufort untuk menilai keadaan angin.
A force 8 on the Beaufort scale indicates a fresh gale.
Kekuatan 8 pada skala Beaufort menunjukkan ribut kencang.