20 April 2026: Tsunami Alert Issued for NE Japan

A magnitude-7.4 earthquake off the coast of Sanriku has triggered a tsunami warning. latest updates

Aln Estuary surfForecast / North East England / UK

information circle48hr Weather and Surf, issued 6 am Monday 20 Apr 2026 BST
Forecast update in hr  min  s Forecast update imminent
Aln Estuary surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aln Estuary sea temperature is
7.9° C
(Which is slightly warmer than usual)

How big are the waves at Aln Estuary today?

The current surf forecast for Aln Estuary at 12PM is: 0.6m 6s primary swell from a North direction and 0.1m 10s secondary swell from a North direction (forecast issued at 06:00am April 20). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (20 Apr)1.5ft (0.5m)6s
Afternoon (20 Apr)2ft (0.6m)6s
Evening (20 Apr)1.5ft (0.5m)6s

Table - waves today at Aln Estuary. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Monday
20
Tuesday
21
Wednesday
22
Thu
23
4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
N
0.5
N
0.6
N
0.6
N
0.5
NNE
0.5
NNE
0.1
N
0.6
NNE
0.4
N
0.5
NE
1.2
ENE
1.2
ENE
1.1
NE
1.1
ENE
0.9
NE
0.8
ENE
0.7
NE
0.8
NE
0.8
NE
0.8
NE
0.8
NE
0.8
NE
0.9
NE
0.8
NNE
Period(s) (?)766666965776766665555567
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1421282518182209261201131009056463425323737324661
Wind
(km/h)
5
NW
10
N
10
NNE
15
ENE
15
ENE
15
ENE
10
NE
15
E
15
ENE
20
ENE
20
ENE
25
ENE
20
NE
20
NE
15
NE
15
NE
15
NNE
15
NNE
20
NE
15
NE
15
NE
10
NE
10
NNE
10
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
off
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscrosscrosscrosscrosscross-
on
cross-
on
cross-
on
cross-
on
crosscross-
off
High Tide
/ height (m)
5:24AM
4.46
5:49PM
4.54
6:08AM
4.28
6:40PM
4.26
6:57AM
4.03
7:40PM
3.90
Low Tide
/ height (m)
11:36AM
0.14
12:02AM
0.36
12:22PM
0.28
12:49AM
0.72
1:15PM
0.52
Monday
20
Tuesday
21
Wednesday
22
Thu
23
Sunrise-5:50-------5:48-------5:46------
Sunset-----8:20-------8:22-------8:23--
cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
clear
clear
Rain (mm)
------------------------
Temp. °C877777777788887776555554
Feels °C (?)533333433232232342011221
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Aln Estuary surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest