Weather report issued by The Marine Meteorological Center Split on 05.05.2021 at 06


Warning
From the middle of the day in the North Adriatic local gusts of SE and SW winds increasing to about 35 knots whereas in the second part of the night gusts of NE wind 35-45 knots. A risk of light isolated thunderstorms, particularly towards late in the day and at night in the North Adriatic.
Synopsis
A trough with a frontal system is approaching from the northwest towards the Adriatic.
Weather forecast for the Adriatic for the first 12 hours
In the North Adriatic SE and SW winds 10-20 knots, in the afternoon locally increasing up to 24 knots. Elsewhere SE wind increasing to 6-16, late in the day and at night locally up to 20 knots. The sea intensifying to 2-3, from midday in northern part of the Adriatic to 3-4. Visibility 10-20 km. Variably cloudy with a chance of scattered light rain or isolated rain showers with thunder, mainly from the middle of the day along the coast.
Weather forecast for the next 12 hours
Moderate to reinforced SE and SW winds, also strong locally in the North Adriatic but in the second part of the night in the North Adriatic turning fast to moderate to strong NE wind. The sea smooth to slight , also moderate in the North Adriatic. Variably cloudy with a chance of scattered rain or isolated rain showers with thunder, mainly in northern part of the Adriatic.
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