![]() |
Archive - Beaufort Wind Scale |
Beaufort Wind Scale |
Beaufort
|
Wind
|
Description |
Deep Sea
|
Wave
|
0 |
<1 |
Calm |
Sea like a mirror |
- |
1 |
1-3 |
Light air |
Ripples |
- |
2 |
4-6 |
Light breeze |
Small wavelets, glassy crests |
0.15 |
3 |
7-10 |
Gentle breeze |
Large wavelets, foam |
0.60 |
4 |
11-16 |
Moderate breeze |
Small waves, frequent white horses |
1.00 |
5 |
17-21 |
Fresh breeze |
Moderate waves, many white horses, spray |
1.80 |
6 |
22-27 |
Strong breeze |
Large waves, white foam crests |
3.00 |
7 |
28-33 |
Near gale |
Breaking waves, foam streaks |
4.00 |
8 |
34-40 |
Gale |
High waves, spindrift |
5.50 |
9 |
41-47 |
Strong gale |
High waves, dense foam streaks, spray |
7.00 |
10 |
48-55 |
Storm |
Very high waves, overhanging crests, white sea |
9.00 |
11 |
56-63 |
Violent storm |
Exceptionally high waves, medium ships lost to view |
11.30 |
12 |
64+ |
Hurricane |
Air filled with foam and spray, little visibility |
13.70 |
|