Fig. 21A
Fig. 22A
Fig. 23A
NAME OF WINDS
Beaufort’s scale, used in preparation of all Weather Bureau wind forecasts and storm warnings.
| FORCE | DESIGNATION | MILES PER HOUR | |||
|---|---|---|---|---|---|
| 0 | Calm | From | 0 | to | 3 |
| 1 | Light Air | Over | 3 | to | 8 |
| 2 | Light breeze (or wind) | „ | 8 | „ | 13 |
| 3 | Gentle breeze (or wind) | „ | 13 | „ | 18 |
| 4 | Moderate breeze (or wind) | „ | 18 | „ | 23 |
| 5 | Fresh breeze (or wind) | „ | 23 | „ | 28 |
| 6 | Strong breeze (or wind) | „ | 28 | „ | 34 |
| 7 | Moderate gale | „ | 34 | „ | 40 |
| 8 | Fresh gale | „ | 40 | „ | 48 |
| 9 | Strong gale | „ | 48 | „ | 56 |
| 10 | Whole gale | „ | 56 | „ | 65 |
| 11 | Storm | „ | 65 | „ | 75 |
| 12 | Hurricane | „ | 75 | ||
The following method of transmitting weather signals by means of flags was used for a number of years, but the newspapers now convey the same news to the interested public: