Weather report issued by The Marine Meteorological Center Split on 16.11.2021 at 06


Warning
Locally gusts of NE winds, 35-45 knots, in the Velebit Channel up to 65, towards the open sea of the South Adriatic, later gradually in the Central Adriatic, gusts of SE winds, 35-45 kn. Sea in the open 5 in places. Local thunderstorms.
Synopsis
A field of a little raised air pressure is stationary over the Adriatic, while there is a low laying over the middle Mediterranean.
Weather forecast for the Adriatic for the first 12 hours
Bora, 10-20 knots, in the North Adriatic and in the extreme South up to 34, turning firstly in the open sea of the South Adriatic, later gradually also in the Central Adriatic to SE, 12-24 kn, towards the open sea up to 28. Sea 2-3 gradually increasing to 3-4, towards the open sea to 4-5. Visibility 10-20 km. Variably cloudy, locally rain, a risk of showers and thunder, mainly in the open sea.
Weather forecast for the next 12 hours
Moderate to strong SE winds, towards the open sea near gale force, in the North Adriatic Bora, in the Velebit Channel up to gale force, in the second part of the night gradually diminishing and in the open sea of the North and Central Adriatic locally turning to fresh NW winds. Sea slight to moderate, in the open possibly rough. Variably cloudy, locally rain, showers and thunder.
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