Amount of precipitationAmount of precipitation(mm)
Type of precipitationType of precipitation
Risks:
Precipitation riskPrecipitation risk(%)
Storm risk.(%)
Brightness:
Visibility(km)
Pressure(hPa)
UV
Temperature
Air tempAir temp
Perceived temp
Air temp
Perceived temp
Offshore
Offshore wind
Offshore sea(m)
40
30
20
10
0
70
60
50
40
30
20
10
20
15
10
5
0
40
30
20
10
10
5
0
0.5
0
3
0
20
15
10
5
65
60
55
50
45
Fri 5
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
Run : 4/06 00ZMesh : 1kmUpdated, 2h agoUpdate in 4h
Fri 5
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
185°SS
200°SSSW
215°SWSW
230°SWSW
235°SWSW
235°SWWSW
240°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
250°WWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
250°WWSW
250°WWSW
255°WWSW
255°WWSW
260°WW
265°WW
17329205
17319195
16298185
15288174
14267164
15278174
15278174
13247154
15288174
15278174
12236144
11216134
10195123
9175113
10195123
10195123
10185113
10185113
10185113
10185113
9175113
9164103
9175113
9175113
244513286
264813306
275014317
295415347
305515347
305616357
326017377
305616357
295415347
295315337
285114327
275014317
254713296
193610225
18339215
193510225
18349215
18339215
17329205
17319195
17319195
16308195
16308195
17329205
-----
-----
-----
-----
-----
-----
-----
-----
-----
-----
>25>50>15>30>7
>30>60>17>35>7
-----
-----
-----
-----
-----
-----
-----
-----
-----
-----
-----
-----
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.3
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.2
0.2
0.4
0.4
0.4
0.4
0.3
0.3
0.4
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.2
0.2
150°SESSE
145°SESSE
145°SESSE
145°SESE
170°SS
165°SSSE
165°SSSE
170°SS
160°SSSE
155°SESSE
150°SESSE
145°SESE
145°SESE
140°SESE
155°SESSE
150°SESSE
180°SS
185°SS
200°SSSW
205°SWSSW
210°SWSSW
0.1
0.1
0.1
0.1
<0.1
0.1
<0.1
<0.1
<0.1
0.1
0.1
0.1
0.1
0.1
0.1
<0.1
<0.1
<0.1
0
0
<0.1
<0.1
<0.1
0
3
4
3
4
2
2
2
2
5
5
5
6
6
6
5
5
2
3
0
0
3
3
3
0
15
15
15
20
30
30
30
30
30
35
30
35
40
40
35
30
30
30
30
30
7
7
7
6
1864
1864
1864
1864
1864
1864
1864
1864
1864
1864
1864
1864
1864
1864
1864
1864
1763
1763
1763
1763
1763
1763
1763
1763
75
80
80
90
70
70
90
100
85
70
65
85
40
60
35
40
35
5
5
10
10
15
5
30
0
0.3
0.5
0
0.1
0
0.6
1
0.1
0.1
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
-
-
-
-
-
-
-
-
-
-
-
40
85
95
40
50
45
75
55
50
55
55
50
25
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
0
0
10
0
0
0
40
40
20
0
0
0
0
0
0
0
0
0
0
0
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
995
996
995
996
996
996
997
997
998
998
999
1000
1001
1002
1003
1003
1004
1005
1006
1006
1007
1008
1009
1009
1
2
2
3
4
4
3
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1458
1559
1660
1559
1763
1763
1559
1660
1762
1762
1662
1661
1559
1558
1457
1456
1355
1254
1253
1253
1152
1152
1153
1254
949
1151
1152
1356
1560
1560
1456
1253
1559
1660
1457
1457
1254
1153
1051
1050
1049
948
947
847
847
846
948
1050
18345921
193651022
213961124
244461227
244461227
244461227
244561328
224161125
224161125
213961124
213961124
213961124
213961124
193651022
203751023
203751023
213851124
213851124
203751023
203751023
193551022
193551022
18345921
17325920
1.7
1.7
1.7
1.6
1.6
1.5
1.5
1.4
1.4
1.4
1.3
1.2
1.2
1.1
1.1
1.1
1.1
1.1
1
1
1.1
1
0.9
0.9
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time CaptionGlossary
Expert opinion
A southwesterly, strong and very variable flow prevails over the whole area.
For West Mersea Pontoon : Warning moderate gale offshore.
The reliability of the situation is good.
Very cloudy. But clear spells will become more and more widespread.Some showers from late morning.In the evening, skies clearing but continuing risk of storms. Light showers progressively becoming less frequent. SW force 5 in the morning becoming WSW force 4 in the middle of the day. Gusts reaching 32 knots in the middle of the day. Smooth to slight sea. Low, short swell from SE. Excellent visibility.
semaphore stations
Station Shoeburyness / AUTO located 26 km from West Mersea Pontoon
* +33 1 77 86 86 86: short number of forecasts for France accessible from France - €2.99 per call** 0899 70 12 34: number of forecasts for France and the World accessible from France - €2.99 per call