| code_name |
Wind Force
|
| units |
Beaufort Scale
|
| 0 |
CALM MEAN VELOCITY IN KNOTS |
| 1 |
LIGHT AIR MEAN VELOCITY IN KNOTS 1-3 METERS/SEC 0.3-1.5 KM/H 1-5 M.P.H. 1-3 /WAVE HT= .25 FT
|
| 2 |
LIGHT BREEZE MEAN VELOCITY IN KNOTS 4-6 METERS/SEC 1.6-3.3 KM/H 6-11 M.P.H. 4-7 /WAVE HT = .5 FT
|
| 3 |
GENTLE BREEZE MEAN VELOCITY IN KNOTS 7-10 METERS/SEC 3.4-5.4 KM/H 12-19 M.P.H. 8-12 /WAVE HT = 2 FT
|
| 4 |
MODERATE BREEZE MEAN VELOCITY IN KNOTS 11-16 METERS/SEC 5.5-7.9 KM/H 20-28 M.P.H. 13-18 WAVE HT = 4 FT
|
| 5 |
FRESH BREEZE MEAN VELOCITY IN KNOTS 17-21 METERS/SEC 8.0-10.7 KM/H 29-38 M.P.H. 19-24 WAVE HT = 6 FT
|
| 6 |
STRONG BREEZE MEAN VELOCITY IN KNOTS 22-27 METERS/SEC 10.8-13.8 KM/H 39-49 M.P.H. 25-31 /WAVE HT = 10 FT
|
| 7 |
NEAR GALE MEAN VELOCITY IN KNOTS 28-33 METERS/SEC 13.9-17.1 KM/H 50-61 M.P.H. 32-38 /WAVE HT = 14 FT
|
| 8 |
GALE MEAN VELOCITY IN KNOTS 34-40 METERS/SEC 17.2-20.7 KM/H 62-74 M.P.H. 39-46 /WAVE HT = 18 FT
|
| 9 |
STRONG GALE MEAN VELOCITY IN KNOTS 41-47 METERS/SEC 20.8-24.4 KM/H 75-88 M.P.H. 47-54 /WAVE HT = 23 FT
|
| 10 |
STORM
|
| 11 |
VIOLENT STORM
|
| 12 |
HURRICANE
|
