Weather report issued by The Marine Meteorological Center Split on 08.10.2021 at 12


Warning
Local gusts of NE wind 35-55, in the Velebit Channel reaching up to 70 knots. In the South Adriatic local gusts of SE and E winds 35-50 knots but gradually turning to NE wind. The sea 5 locally in the open. Isolated thunderstorms.
Synopsis
The center of the Mediterranean low is stationary across the South Italy whereas a ridge of high is intensifying from the northeast towards the Adriatic.
Weather forecast for the Adriatic for the first 12 hours
NE wind 15-30, in the Velebit Channel up to 40 knots. In the South Adriatic SE and E winds 14-26 knots but gradually turning to NE and E winds. The sea 3-4 but 5 locally in the open. Visibility 10-20 km. Variably and mostly cloudy with scattered rain and isolated rain showers with thunder, particularly in the South and in a part of the Central Adriatic.
Weather forecast for the next 12 hours
Moderate to strong NE and E winds but in the Velebit Channel NE wind of near gale force whereas still initially SE wind in the far south of the Adriatic. The sea slight and moderate but rough locally in the open of the North Adriatic. Variably and mostly cloudy with scattered rain and isolated rain showers with thunder, particularly in the South 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