Weather report issued by The Marine Meteorological Center Split on 14.01.2021 at 12


Warning
Gusts of NE wind increasing to 35-55, in the Velebit Channel temporarily also up to 65 knots. A low risk of light isolated thunderstorms, mainly in southern part of the Adriatic.
Synopsis
A trough with a cold front has approached the Adriatic from the north and its fast shifting to the southeast is expected.
Weather forecast for the Adriatic for the first 12 hours
Still initially SW and NW winds, locally along the coast E and SE winds 10-20 knots, then NE wind increasing to 14-28 knots, at the foot of Velebit up to 36 knots. Sea 2-3, intensifying to 3-4, mostly towards the open. Visibility 10-20 km. Variably cloudy whereas mostly in the South and in a part of the Central Adriatic there is a risk of light rain or snow in places and a low risk of thunder as well. Partial clearing up in the North and in a part of the Central Adriatic, in the course of the night also elsewhere along the coast.
Weather forecast for the next 12 hours
Strong NE wind, locally also of near gale force and in the Velebit Channel temporarily also of gale force, in the morning decreasing to light to fresh, at the foot of Velebit strong. Sea slight and moderate. Mostly clear. In southern part of the Adriatic variably cloudy, still initially with light rain or snow locally in the extreme south, then partial clearing, first 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