Weather report issued by The Marine Meteorological Center Split on 21.01.2021 at 12
Warning
GUSTS OF SE and S WINDS 35-40, IN PLACES DURING THE NIGHT AND TOMORROW UP TO 50 KNOTS. SEA POSSIBLY UP TO 5 FROM THE MIDDLE OF THE NIGHT. A CHANCE OF LIGHT ISOLATED THUNDERSTORMS.
Synopsis
A deep trough with frontal system is slowly approaching the Adriatic from the northwest.
Weather forecast for the Adriatic for the first 12 hours
SE and S winds 14-24, in places during the night up to 30 knots. Sea 3-4, locally from the middle of the night up to 5. Visibility 10-20 km. Mainly cloudy with scattered rain and with a chance of isolated rain showers with thunder, mainly along the coast.
Weather forecast for the next 12 hours
Moderate to strong, in places up to near gale force SE and S winds. Sea slight and moderate, locally up to rough. Mainly cloudy with scattered rain and with a chance of isolated rain showers with thunder, mainly along the coast.
PMC - Split
Douglas scale
| State of the sea | Description | Waves average height (m) |
|---|---|---|
| 0 | calm (glassy) | 0 |
| 1 | calm (rippled) | 0 - 0.1 |
| 2 | smooth | 0.1 - 0.5 |
| 3 | slight | 0.5 - 1.2 |
| 4 | moderate | 1.25 - 2.5 |
| 5 | rough | 2.5 - 4 |
| 6 | very rough | 4 - 6 |
| 7 | high | 6 - 9 |
| 8 | very high | 9 - 14 |
| 9 | phenomenal | > 14 |
Beaufort scale
| Wind speed | Waves height | ||||||
|---|---|---|---|---|---|---|---|
| km/h | m/s | kt | mph | m | ft | ||
| 0 Bf | calm | < 1 | 0 - 0.2 | < 1 | < 1 | - | - |
| 1 Bf | light air | 1 - 5 | 0.3 - 1.5 | 1 - 3 | 1-3 | 0.1 (0.1) | 0.25 (0.25) |
| 2 Bf | light breeze | 6 - 11 | 1.6 - 3.3 | 4 - 6 | 4 - 7 | 0.2 (0.3) | 0.5 (1) |
| 3 Bf | gentle breeze | 12 - 19 | 3.4 - 5.4 | 7 - 10 | 8 - 12 | 0.6 (1) | 2 (3) |
| 4 Bf | moderate breeze | 20 - 28 | 5.5 - 7.9 | 11 - 16 | 13 - 18 | 1 (1.5) | 3.5 (5) |
| 5 Bf | fresh breeze | 29 - 38 | 8.0 - 10.7 | 17 - 21 | 19 - 24 | 2 (2.5) | 6 (8.5) |
| 6 Bf | strong breeze | 39 - 49 | 10.8 - 13.8 | 22 - 27 | 25 - 31 | 3 (4) | 9.5 (13) |
| 7 Bf | near gale | 50 - 61 | 13.9 - 17.1 | 28 - 33 | 32 - 38 | 4 (5.5) | 13.5 (19) |
| 8 Bf | gale | 62 - 74 | 17.2 - 20.7 | 34 - 40 | 39 - 46 | 5.5 (7.5) | 18 (25) |
| 9 Bf | strong gale | 75 - 88 | 20.8 - 24.4 | 41 - 47 | 47 - 54 | 7 (10) | 23 (32) |
| 10 Bf | storm | 89 - 102 | 24.5 - 28.4 | 48 - 55 | 55 - 63 | 9 (12.5) | 29 (41) |
| 11 Bf | violent storm | 103 - 117 | 28.5 - 32.6 | 56 - 63 | 64 - 72 | 11.5 (16) | 37 (52) |
| 12 Bf | hurricane | >= 118 | >= 32.7 | >= 64 | >= 73 | 14 (-) | 45 (-) |
Adriatic sub-basins
