Weather and water
Today on the water
Weather warnings, wind on the lakes, water levels, lake forecasts and Waterways Ireland marine notices for every waterway, on one page.
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- Weather warnings
- Windiest now
- Locks & bridges open now 28 of 54 All times are Irish time.
- Marine notices 17 marine notices from Waterways Ireland
Weather warnings
Met Éireann for the Republic and the Met Office for Northern Ireland, shown as published (in English).
Wind and water now
This hour’s forecast wind at the first stop of each waterway (on the lakes, at the windiest stop), and the latest reading at its first gauge.
Coloured wind badges are our own boating advice, not Met Éireann or Met Office warnings.
Your waterways
Waterways with a stop you saved on this device.
The Shannon
The Erne & the Shannon–Erne Waterway
Canals & the Barrow
More lakes
Lake forecasts
Met Éireann’s inland lakes forecasts, as issued. met.ie
Lough Ree
Boyle River, Lough Key & Lough Allen
Lough Key and Lough Allen
Lough Corrib
Lough Corrib and Lough Mask
Locks and bridges now
Worked out live from the published timetables. Times change at short notice: check the marine notices.
- 28 Open now
- 1 Closed
- 8 By arrangement
- 17 See notice
Closed now
- Ardnacrusha Locks Lower Shannon: Killaloe to Limerick Closed until Wed 31 Mar 2027
- Sarsfield Lock Lower Shannon: Killaloe to Limerick Times vary — see notice
- Portumna Bridge Lough Derg Next opening Sat, 31 Oct at 10:00
- Victoria Lock Middle Shannon & River Suck Open now · closes 18:30
- Athlone Lock Middle Shannon & River Suck Open now · closes 18:30
- Pollboy Lock Middle Shannon & River Suck Open now · closes 18:30
- Tarmonbarry Lock Upper Shannon: Lanesborough to Carrick Open now · closes 18:30
- Tarmonbarry Bridge Upper Shannon: Lanesborough to Carrick See the notice
- Roosky Lock Upper Shannon: Lanesborough to Carrick Open now · closes 18:30
- Roosky Bridge Upper Shannon: Lanesborough to Carrick Open now · closes 18:30
- Albert Lock Upper Shannon: Lanesborough to Carrick Open now · closes 18:30
- Clarendon Lock Boyle River, Lough Key & Lough Allen Open now · closes 18:30
- Battlebridge Lock Boyle River, Lough Key & Lough Allen Open now · closes 18:30
- Drumleague Lock Boyle River, Lough Key & Lough Allen Open now · closes 18:30
- Drumshanbo Lock Boyle River, Lough Key & Lough Allen Open now · closes 18:30
- Killarcan Lock Shannon–Erne Waterway Open now · closes 20:00
- Tirmactiernan Lock Shannon–Erne Waterway Open now · closes 20:00
- Drumduff Lock Shannon–Erne Waterway Open now · closes 20:00
- Newbrook Lock Shannon–Erne Waterway Open now · closes 20:00
- Lisconor Lock Shannon–Erne Waterway Open now · closes 20:00
- Kilclare Lower Lock Shannon–Erne Waterway Open now · closes 20:00
- Kilclare Middle Lock Shannon–Erne Waterway Open now · closes 20:00
- Kilclare Upper Lock Shannon–Erne Waterway Open now · closes 20:00
- Castlefore Lock Shannon–Erne Waterway Open now · closes 20:00
- Ballyduff Lock Shannon–Erne Waterway Open now · closes 20:00
- Ballinamore Lock Shannon–Erne Waterway Open now · closes 20:00
- Ardrum Lock Shannon–Erne Waterway Open now · closes 20:00
- Aghoo Lock Shannon–Erne Waterway Open now · closes 20:00
- Skelan Lock Shannon–Erne Waterway Open now · closes 20:00
- Ballyconnell Lock Shannon–Erne Waterway Open now · closes 20:00
- Corraquill Lock Shannon–Erne Waterway Open now · closes 20:00
- Portora Lock Lower Lough Erne See the notice
- 12th Lock, Lucan Grand Canal By arrangement
- Belmont Lock Grand Canal Next opening Sat, 31 Oct at 07:27
- 36th Lock, Shannon Harbour Grand Canal Next opening Sat, 31 Oct at 07:28
- Ballyteague Locks River Barrow & Barrow Line By arrangement
- Ardreigh Lock River Barrow & Barrow Line Next opening Sat, 31 Oct at 07:23
- Levitstown Lock River Barrow & Barrow Line Next opening Sat, 31 Oct at 07:23
- Maganey Lock River Barrow & Barrow Line Next opening Sat, 31 Oct at 07:23
- Clogrennan Lock River Barrow & Barrow Line Next opening Sat, 31 Oct at 07:23
- Milford Lock River Barrow & Barrow Line Next opening Sat, 31 Oct at 07:22
- Clashganny Lock River Barrow & Barrow Line Next opening Sat, 31 Oct at 07:22
- Spencer Dock & Sea Lock Royal Canal By arrangement
- Newcomen Lift Bridge Royal Canal By arrangement
- 6th Lock & Cross Guns Bridge Royal Canal By arrangement
- 10th Lock, Ashtown Royal Canal By arrangement
- 12th Lock, Castleknock Royal Canal By arrangement
- Ferns Lock (17th Lock) Royal Canal By arrangement
- Cloondara Lock (Camlin) Royal Canal Open now · closes 18:30
- Toome Lock Lough Neagh & Lower Bann Next opening Sat, 31 Oct at 10:00
- Portna Lock Lough Neagh & Lower Bann Next opening Sat, 31 Oct at 10:00
- Movanagher Lock Lough Neagh & Lower Bann Next opening Sat, 31 Oct at 10:00
- Carnroe Lock Lough Neagh & Lower Bann Next opening Sat, 31 Oct at 10:00
- The Cutts Lock Lough Neagh & Lower Bann Next opening Sat, 31 Oct at 10:00
No lock or bridge in the guide is closed today.
Lifting bridges
- Portumna Bridge Lough Derg Next opening Sat, 31 Oct at 10:00
- Tarmonbarry Bridge Upper Shannon: Lanesborough to Carrick See the notice
- Roosky Bridge Upper Shannon: Lanesborough to Carrick Open now · closes 18:30
- Newcomen Lift Bridge Royal Canal By arrangement
Marine notices
Current notices from Waterways Ireland: closures, works, water levels and events. Always read the notice itself.
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Lough Erne - Enniskillen Fireworks Display - Castle Island (opens another website)
Upper Lough Erne · Lower Lough Erne
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Shannon Navigation Roosky Bridge Closure (opens another website)
Lower Shannon: Killaloe to Limerick · Lough Derg · Middle Shannon & River Suck · Lough Ree · Upper Shannon: Lanesborough to Carrick · Boyle River, Lough Key & Lough Allen
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Shannon Navigation Tarmonbarry Bridge Reopening (opens another website)
Lower Shannon: Killaloe to Limerick · Lough Derg · Middle Shannon & River Suck · Lough Ree · Upper Shannon: Lanesborough to Carrick · Boyle River, Lough Key & Lough Allen
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Lower Bann – Carnroe Lock Closure (opens another website)
Lough Neagh & Lower Bann
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Grand Canal - Storm Damage Fallen Tree nr Henry Bridge (opens another website)
Grand Canal
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Grand Canal Temporary Closure of 7th Lock (opens another website)
7th Lock out of action (deep gate fault): no boats in from the 12th Lock until it is repaired; Waterways Ireland will post an update.
Grand Canal
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Lough Erne Pump-Out Facilities (opens another website)
Lough Erne pump-outs: Carrybridge back from 14 October, Knockninny expected by 26 October 2026; both stay open over the winter.
Upper Lough Erne
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Shannon–Erne Waterway Winter Closure for Essential Maintenance (opens another website)
Locks 8–10 (Castlefore and Kilclare) close from 2 November 2026 for about three months; works at Lock 1 (Corraquill) start on 16 November.
Shannon–Erne Waterway
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Winter Mooring 2026–2027 Shannon & Shannon-Erne Waterway (opens another website)
Winter mooring at Shannon and Shannon–Erne public harbours runs from 1 November 2026 to 31 March 2027: apply and pay €63.50 online by 1 November.
Lower Shannon: Killaloe to Limerick · Lough Derg · Middle Shannon & River Suck · Lough Ree · Upper Shannon: Lanesborough to Carrick · Boyle River, Lough Key & Lough Allen · Shannon–Erne Waterway
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Shannon Navigation Ardnacrusha Locks – Temporary Closure (opens another website)
ESB's Ardnacrusha locks are closed from 1 October 2026 to 31 March 2027 for maintenance: no passage between Limerick and the Shannon above Ardnacrusha.
Lower Shannon: Killaloe to Limerick · Lough Derg
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Canal Navigations: Water Levels & Lock Gates (opens another website)
Some canal and Barrow locks are secured during the dry spell: call the Waterways Ireland water patroller for passage (list in the notice).
Grand Canal · River Barrow & Barrow Line · Royal Canal
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All Navigations: Boater's Guide to Fire Safety (opens another website)
All waterways
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Water Safety – All Navigations (opens another website)
All waterways
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Shannon Navigation Restrictions for Construction of New Hartley Bridge (opens another website)
New Hartley Bridge between Carrick-on-Shannon and Leitrim: centre arch only, and boats going upstream give way to boats coming down, until September 2027.
Upper Shannon: Lanesborough to Carrick · Boyle River, Lough Key & Lough Allen · Shannon–Erne Waterway
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River Barrow – Restricted Navigation (opens another website)
Silt on the River Barrow: deeper boats may not get through at summer levels; call the local water patroller before you go.
River Barrow & Barrow Line
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All Navigations: Mandatory Wearing of Personal Flotation Devices at Navigation Locks (opens another website)
All waterways
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Special Marine Notice: Notice to all Waterway Users (opens another website)
All waterways
No current marine notices for this waterway.
All marine notices on waterwaysireland.org
Source: Waterways Ireland. Titles as published; the one-line summaries are ours.
Sources and licences
Copyright Met Éireann. Source www.met.ie. CC BY 4.0.
Source: Met Office. © Crown copyright.
Water level: Office of Public Works, waterlevel.ie (CC BY 4.0). Provisional, unchecked real-time data.
This is a travel guide, not a navigation aid. Always use official charts and Waterways Ireland marine notices.