Weather report issued by The Marine Meteorological Center Split on 22.04.2020 at 12


Warning
IN THE NORTH AND SOUTH ADRIATIC LOCAL GUSTS OF NE and E WINDS 35-40, IN THE VELEBIT CHANNEL UP TO 55 KNOTS. A CHANCE OF LIGHT ISOLATED THUNDERSTORMS IN THE SOUTH ADRIATIC.
Synopsis
The ridge of high pressure is extending toward the Adriatic from the north, while the low over the central Mediterranean is slowly filling up.
Weather forecast for the Adriatic for the first 12 hours
In the North Adriatic NE winds 8-18, in the Velebit Channel up to 28, more to the south E and SE winds 4-14, in places up to 22, turning in the evening, firstly along the coast, to NE 6-16 knots. Sea 2-3, locally up to 4. Visibility 20 km. Mostly clear, but in the South and in a part of the Central Adriatic variably cloudy with scattered rain and with chance of isolated rain showers with thunder.
Weather forecast for the next 12 hours
Light to moderate, in the North Adriatic up to fresh, and in the Velebit Channel up to strong NE winds. Sea smooth or slight. Mostly clear, only in the South Adriatic variably cloudy with a chance of scattered rain or isolated rain showers with thunder, but gradual clearing is expected toward midday, except in the extreme south.
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