Weather report issued by The Marine Meteorological Center Split on 04.11.2020 at 06


Warning
Gusts of NE wind increasing to 35-45 knots forenoon in the North, at night also in a part of the Central Adriatic and up to 60 knots in the Velebit Channel. Still in the morning fog in places, then a low risk of light isolated thunderstorms only in some places.
Synopsis
There is a field of raised air pressure across the Adriatic but a weakened frontal disturbance is approaching from the north.
Weather forecast for the Adriatic for the first 12 hours
NW wind 4-14, towards the open sea of the South and Central Adriatic up to 18 knots whereas still in the morning along the coast NE 4-10 knots. Forenoon in the North Adriatic NE wind intensifying to 12-22, in the Velebit Channel up to 26 knots. Sea 2-3, still initially 1-2 in the North Adriatic. Visibility 10-20 km, still in the morning locally reduced to less than 1 km due to fog. Variably cloudy and mainly in the second part of the day only in some places with a low risk of slight rain or isolated rain showers with thunder.
Weather forecast for the next 12 hours
In the North Adriatic NE further on intensifying to moderate to strong, in the Velebit Channel of near gale force and spreading to a part of the Central Adriatic whereas in the remaining part light to moderate NW and NE winds, in the open reinforced. Sea smooth to slight, locally in the North Adriatic moderate. Variably cloudy, only in some places with a low risk of slight rain or isolated 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