Weather report issued by The Marine Meteorological Center Split on 23.10.2021 at 06


Warning
In the North Adriatic, till the end of the day and in the night also in the other parts of the Adriatic local gusts of Northeast winds, 35-45 kn, in the Velebit Channel up to 60. In the Central and South Adriatic a risk of scattered thunderstorms.
Synopsis
The trough of low with a frontal system is shifting over the Adriatic thowards Southeast and afretwards ridge of high is building.
Weather forecast for the Adriatic for the first 12 hours
In the North Adriatic Bora, increasing to 12-22 km, locally up to 26, in the Velebit Channel up to 32 kn, in the North and in a part of the Central Adriatic Bora, elsewhere East and Southeast Winds, 6-14 kn, gradually turning to Bora, in the South Adriatic Southeast ans South winds, 10-20 kn, in the extreme South up to 24, in the forenoon diminishing. Sea 2-3, locally in the South Adriatic, in the afternoon also in the North Adriatic 3-4. Visibility 10-20 km. Variably cloudy, scattered rain, showers and thunder, in the afternoon in the North Adriatic gradually clearing.
Weather forecast for the next 12 hours
In the North ans Central Adriatic modate to strong Bora, in the Velebit Channel up to near gale. In the South Adriatic turning to Bora and increasing to moderate to strong. Sea slight to moderate. In the North Adriatic mostly clear, in the Central Adriatic graduelly clearing, in the South Adriatic variably cloudy with scattered rain, showers and thunder, tomorrow morning partail clearing.
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