Nav aids
GPS jamming exercises 0800Z to 1600Z daily 27 and 28 apr in area within 12 miles of 51-38.8N 004-47.5W
Bristol Channel · Wales · HYDROLANT 1147/22
- issued
- 2022-04-27 02:30Z
- status
- cancelled 2022-04-28 17:00Z (archive)
- self-cancels
- 2022-04-28 17:00Z
- authority
- WZ 496/22 270133Z APR 22.
- sea
- Bristol Channel
- position
- 51.647, -4.792 · r 12.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRISTOL CHANNEL. WALES. DNC 20. 1. GPS JAMMING EXERCISES 0800Z TO 1600Z DAILY 27 AND 28 APR IN AREA WITHIN 12 MILES OF 51-38.8N 004-47.5W. 2. CANCEL THIS MSG 281700Z APR 22.
This area · aids-to-navigation notices
1705 within 180 nm since 1997 · 1 in the last 12 months · 1 in force now
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- Fowey light 50-19.60N 004-38.90W unreliable2026-07-27
- Fog signal at mumbles head light 51-34.00N 003-58.30W inoperative2024-04-26
- Isle of man light 54-03.70N 004-48.00W unlit2024-04-25
- Bishop rock light 49-52.40N 006-26.70W unreliable2024-04-11
- RACON at bridge buoy 50-39.60N 001-36.90W inoperative2024-04-09
- Fog signal at longships light 50-04.00N 005-44.80W inoperative2024-03-20
Season · when aids-to-navigation notices happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Fowey light 50-19.60N 004-38.90W unreliableNav aids · 79.4 nm
Worldwide now
195 aids-to-navigation notices in force · see all
Nav aids
Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.