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Surf Forecasts:

Grishipoll Bay (Coll) surfForecast / Scot – Inner Hebrides / UK

information circle16 Day Weather and Surf, issued 5 am Saturday 14 Mar 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Grishipoll Bay (Coll) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Grishipoll Bay (Coll) sea temperature is
7.8° C
 (Which is normal for this time of year)

Best Forecast Surf Conditions for Grishipoll Bay (Coll) this week:

The surf forecast for Grishipoll Bay (Coll) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Mar 15) at 9PM. The primary swell is predicted to be 6.0m and 19s period. The wind is predicted to be cross-onshore as the swell arrives.

The most powerful waves expected at Grishipoll Bay (Coll) in the next 16 days are 7.0m 19s and forecast to arrive on Monday (Mar 16) at 3AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 7s period and expected on Tuesday (Mar 17) at 3AM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Sun 15th Mar)20ft (6.0m) 19s
Best Surf 9PM (Sun 15th Mar)20ft (6.0m) 19s
Most Powerful 3AM (Mon 16th Mar)23ft (7.0m) 19s

Table - best surf conditions forecast for Grishipoll Bay (Coll) over the next 16 days.

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast Heavy rain (total 27mm), heaviest during Mon afternoon. Very mild (max 10°C on Mon afternoon, min 5°C on Sun afternoon). Winds increasing (light winds from the W on Sat afternoon, gales from the SSE by Mon night).

Days 3-6 Weather Summary Light rain (total 5mm), mostly falling on Tue afternoon. Mild temperatures (max 9°C on Tue morning, min 7°C on Wed night). Winds decreasing (gales from the SSE on Tue morning, light winds from the E by Thu night).

Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
1
0
0
!
!
!
0
0
0
!
2
4
2
2
1
2
1
1
3
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
3
W
2.4
W
2.1
W
3
WSW
4
W
7
W
6
W
5
W
4
W
3
W
3
WSW
3
WSW
1.8
W
2.5
WSW
2.1
W
1.7
W
1.5
W
1.2
W
0.9
W
0.8
W
1.2
W
Period(s) (?)13121391119191715131312161413121212111013
Wave
Graph
(?)Metric surfscale
Energy kJ (?)263817121465112837133343026364156396789347129952767162623761510857657380185131495
Wind
(km/h)
25
W
20
W
35
SW
50
WSW
55
W
55
WSW
40
SW
55
S
55
S
70
SSE
55
SSW
45
SSW
30
SSW
20
SW
10
N
15
NE
15
NNE
10
SE
15
SE
15
SSE
10
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
on		crosscross-
on		offoffcross-
off		off
High Tide
/ height (m)
3:44PM
2.61
4:07AM
2.94
4:22PM
2.92
4:40AM
3.28
4:54PM
3.24
5:10AM
3.62
5:24PM
3.53
5:40AM
3.92
5:55PM
3.78
6:10AM
4.14
6:26PM
3.96
6:42AM
4.26
6:58PM
4.05
Low Tide
/ height (m)
9:27AM
1.45
9:41PM
1.26
10:15AM
1.12
10:23PM
0.92
10:51AM
0.77
10:58PM
0.58
11:23AM
0.44
11:31PM
0.28
11:55AM
0.15
12:04AM
0.04
12:28PM
-0.05
12:38AM
-0.12
1:02PM
-0.14
1:14AM
-0.16
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Sunrise6:46--6:43--6:39--6:37--6:35--6:31--6:28--
Sunset-6:25--6:28--6:30--6:31--6:34--6:36--6:38-
light rain
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
cloud
light rain
rain showers
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
Rain (mm)
32522328-23----------
Temp. °C77775771010999999789888
Feels °C (?)111-4-8-4-2-10-5-3-2457346434
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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View detailed surf forecast for Grishipoll Bay (Coll) at:
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Information about the Grishipoll Bay (Coll) Surf forecast

The above surf forecast table for Grishipoll Bay (Coll) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Grishipoll Bay (Coll) can be found by selecting the local surf guide option on the grey menu. Our Grishipoll Bay (Coll) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Grishipoll Bay (Coll)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Grishipoll Bay (Coll) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Inner Hebrides? If you are looking for accommodation near Grishipoll Bay (Coll), camping, hotels and holiday cottages in Inner Hebrides, consider staying in Tiree which is 26 km (16 miles) away. Other places in and around Inner Hebrides where you can find information about places to rent, and car hire include Lochaline which is 50 km (31 miles) away, Mallaig, Oban and Portree.

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