Weather report issued by The Marine Meteorological Center Split on 14.02.2020 at 12


Warning
GUSTS OF NE and NW WINDS STRENGTHENING TO 35-45, IN PLACES UP TO 55, AND IN THE SOUTH AND IN A PART OF THE CENTRAL ADRIATIC IN THE AFTERNOON STILL GUSTS OF SE and SW WINDS 35-40 KNOTS AND A RISK OF ISOLATED THUNDERSTORMS.
Synopsis
The ridge of high pressure is intensifying from the northwest, while the trough with frontal system is shifting across the Adriatic further eastwards.
Weather forecast for the Adriatic for the first 12 hours
NE and NW winds strengthening to 14-24, in places up to 28, and in the South and in a part of the Central Adriatic in the afternoon still SE and SW winds 14-24 knots. Sea 3-4, west of Istria 2-3. Visibility in the northern part above 20 and in the southern 10-20 km, but improving gradually. In the North and in a part of the Central Adriatic mostly clear, more to the south still cloudy with rain and isolated rain showers with thunder, but gradual clearing is expected there as well, most lately in the extreme south of the Adriatic.
Weather forecast for the next 12 hours
Moderate to strong, in places up to near gale force NE and NW winds, easing gradually west of Istria. Sea slight and moderate. Mostly clear.
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