Weather report issued by The Marine Meteorological Center Department Split on 16.09.2025 at 12


Warning
In the evening in the North, from the middle of the night also in the Central Adriatic occasional gusts of NE wind will be increasing to 35-45, at the foot of Velebit up to 60 knots. A risk of light isolated thunderstorms in the North and in a part of the Central Adriatic.
Synopsis
A ridge of a high is gradually intensifying from the west across the Adriatic while a low with a frontal disturbance is shifting more northwards.
Weather forecast for the Adriatic for the first 12 hours
SE and SW, towards the evening in the South Adriatic also NW wind 4-12, locally along the coast of the Central and South Adriatic up to 16 knots. In the evening NE wind will be increasing to 10-20 knots in the North Adriatic, towards the middle of the night up to 24, at the foot of Velebit up to 30 knots. The sea 1-2, in the North Adriatic 2-3. Visibility 10-20 km. Mostly clear skies. In the North and in a part of the Central Adriatic variably cloudy with likely scattered rain or rain showers and thunder.
Weather forecast for the next 12 hours
In the North and Central Adriatic moderate to fresh, locally in the North Adriatic strong, at the foot of Velebit also near gale NE wind. In the South Adriatic calm or light NW, in the morning along the coast light, only in some places also moderate NE wind. The sea smooth to slight, locally in the North Adriatic moderate. Fine to fair skies whereas in the North and in a part of the Central Adriatic fair to mostly cloudy with scattered rain or rain showers with thunder.

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