Weather report issued by The Marine Meteorological Center Split on 22.10.2021 at 12


Warning
A risk of isolated thunderstorms. Local gusts of SE wind 35-40 knots in the far south of the Adriatic. Already from tomorrow morning gusts of NE wind increasing to 35-45 knots in the North Adriatic, in the Velebit Channel also up to 55 knots.
Synopsis
The trough with a frontal disturbance is gradually shifting across the Adriatic further on to the southeast whereas tomorrow a ridge of high is expected to be intensifying from the northwest.
Weather forecast for the Adriatic for the first 12 hours
SE, locally along the coast also E wind 10-20, in the far south of the Adriatic up to 24 knots but decreasing to 6-16 knots in the North, then also in the Central Adriatic. The sea 2-3, in the South Adriatic 3-4. Visibility 10-20 km. Variably and mostly cloudy with scattered rain and rain showers with thunder.
Weather forecast for the next 12 hours
Variably and mostly cloudy with scattered rain and rain showers with thunder. Light to moderate SE and E winds whereas in the South Adriatic moderate to fresh SE wind, still during the night also strong in the far south. In the North, towards midday also in the Central Adriatic winds turning to light to moderate NE, already from the morning in the North Adriatic increasing to moderate to strong, at the foot of Velebit also of near gale force. The sea smooth to slight but in the South, towards midday also in the North Adriatic slight and moderate.
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