Weather report issued by The Marine Meteorological Center Department Split on 20.04.2026 at 12


Warning
At night in the North, tomorrow also in the Central Adriatic occasional gusts of NE wind 35-45, at the foot of Velebit up to 55 knots. Tomorrow occasional gusts of SE and S winds 35-40 knots in the far south of the Adriatic. A risk of isolated thunderstorms.
Synopsis
A shallow trough with a frontal system is slowly shifting across the Adriatic.
Weather forecast for the Adriatic for the first 12 hours
SE, in the South Adriatic also S wind 6-16, in the far south up to 20 knots. At night in the North Adriatic NE wind 10-20, locally up to 24 knots. The sea 2-3. Visibility 10-20 km. Variably cloudy with scattered rain and also likely rain showers with thunder.
Weather forecast for the next 12 hours
In the South, still initially also in a part of the Central Adriatic light to moderate, in the South Adriatic fresh, in the far south also strong SE and S winds. In the North and Central Adriatic moderate to fresh, locally strong, at the foot of Velebit near gale NE, locally also E wind. The sea smooth to slight, at the foot of Velebit and in the open possibly also moderate. Variably cloudy with scattered rain and also likely rain showers with 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