Weather report issued by The Marine Meteorological Center Split on 04.02.2021 at 06


Warning
FOG PATCHES POSSIBLE IN THE NORTH ADRIATIC, MAINLY IN THE FAR NORTH IN THE MORNING AND OVERNIGHT.
Synopsis
A ridge of high pressure is extending over the Adriatic from the south.
Weather forecast for the Adriatic for the first 12 hours
SE, in the North Adriatic, south of Istria, SW winds as well, 10-20, from midday 5-15 knots. North and west of Istria calm or variable winds 4-8 knots. Sea 2-3. Visibility 10-20, in places around 4 km due to mist, and in the North Adriatic even less than 1 km due to fog, mainly in the far north in the morning and overnight. Fair or mainly cloudy with light scattered rain mainly in the wider area of Rijeka.
Weather forecast for the next 12 hours
Light to moderate, from the middle of the night moderate to fresh SE winds. Sea smooth or slight. Fair or mainly cloudy with light scattered rain mainly in the wider area of Rijeka. A chance of mist, in the North Adriatic of fog.
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