Weather report issued by The Marine Meteorological Center Split on 20.11.2020 at 06


Warning
Occasional gusts of NE wind 35-60 in the North and in a part of the Central Adriatic, during the day gradually spreading also to the rest of the Adriatic, reaching up to 80 knots in the Velebit Channel. Sea intensifying to 5 locally in the open of the North, then gradually also of the rest of the Adriatic.
Synopsis
The low centered across the Tyrrhenian Sea is shifting to the southeast whereas a ridge of high is intensifying from the west.
Weather forecast for the Adriatic for the first 12 hours
In the North and in a part of the Central Adriatic, then during the day gradually also in the rest of the Adriatic NE wind increasing to 16-32, in the Velebit Channel up to 42 knots. Still initially in the South and in a part of the Central Adriatic variable winds up to 12 knots. Sea intensifying to 3-4 in the North, then gradually also in the rest of the Adriatic and also 5 locally in the open of the North and Central Adriatic. Visibility 10-20 km. Fair to mostly cloudy with a chance of scattered rain, to the latest in the south and mainly in the open sea and in places in the north of the Adriatic.
Weather forecast for the next 12 hours
Moderate to near gale force NE wind, in the Velebit Channel of gale force. The sea moderate, in the open also rough. Variably cloudy with scattered rain in places in the open sea.
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