Weather report issued by The Marine Meteorological Center Split on 22.01.2020 at 12


Warning
FROM THE MIDDLE OF THE NIGHT LOCAL GUSTS OF NE WINDS STRENGTHENING TO 35-40, IN THE VELEBIT CHANNEL UP TO 55 KNOTS. A CHANCE OF FOG PATCHES IN THE OPEN SEA OF THE NORTH AND OF A PART OF THE CENTRAL ADRIATIC.
Synopsis
The field of high pressure lies over the Adriatic, while the weakened frontal system is shifting north of the Adriatic.
Weather forecast for the Adriatic for the first 12 hours
NW winds 6-16, toward the open of the South and of a part of the Central Adriatic strengthening to 20 knots and turning around the middle of the night, firstly along the coast, to NE. Sea 2-3, locally in the South and in a part of the Central Adriatic toward the end of the day up to 4. Visibility 10-20, in the open of the northern part of the Adriatic possibly less than 1 km due fog, mainly through the night. Variably cloudy, but clearing is expected in the North and in a part of the Central Adriatic late in the day and during the night.
Weather forecast for the next 12 hours
Moderate, in places up to fresh, in the Velebit Channel strong to near gale force NE winds. Sea smooth or slight, toward the open of the South and of a part of the Central Adriatic and in the Velebit Channel up to moderate. Still a chance of fog patches in the open of the North and of a part of the Central Adriatic during the night and tomorrow morning. Gradual clearing in the southern part of the Adriatic as well.
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