Weather report issued by The Marine Meteorological Center Split on 04.07.2020 at 06


Warning
ISOLATED THUNDERSTORMS, PARTICULARLY IN THE CENTRAL ADRIATIC. LOCAL GUSTS OF NE WINDS 35-40, IN THE NORTH OF THE ADRIATIC UP TO 45, AND IN THE VELEBIT CHANNEL THIS MORNING AND AGAIN TOMORROW UP TO 60 KNOTS.
Synopsis
The weakened cold front is shifting across the Adriatic southeastwards.
Weather forecast for the Adriatic for the first 12 hours
NE winds 8-18, in the North Adriatic up to 24, in the Velebit Channel up to 36, easing to 4-14, in the North Adriatic to 20, and in the Velebit Channel to 26 knots. In the open sea of the South and Central Adriatic NW winds 10-20, at first possibly up to 25 knots. Sea 2-3, only locally up to 4. Visibility 10-20 km. Variably cloudy with scattered rain, isolated rain showers and thunder. Clearing in the North and in a part of the Central Adriatic during the forenoon.
Weather forecast for the next 12 hours
Clearing, but rain, isolated rain showers and thunder still possible in the South Adriatic at first and in the open of the South Adriatic during the night. Light to fresh NE, in the open sea NW winds as well. In the Velebit Channel NE winds again up to near gale force tomorrow. Sea smooth or slight, only locally up to 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