Every NAVAREA and coastal warning we collect, counted by year, month, type, severity and region, plus ice and offshore rigs. Updated every hour; notable trends are written once a day. Detailed history is part of the Contributor plan.
In force now: 7987. New in the last 7 days: 1445. Issued in Nov so far: 3075. Issued in 2026 so far: 35694
Warnings in force right now, and this year against last year.
In force now
7,987
in 154 regions
New in the last 7 days
1,445
Issued in Nov so far
3,075
+101% on Nov 2025 (same regions in both years)
Issued in 2026 so far
35,694
+91% on 2025 to date (same regions in both years)
Warnings issued so far this year and in the same part of last year.
Warnings issued in each month of this year, with last year's figure for the same month.
Warnings per month in both years, counting only regions that reported in both, so new sources do not skew it.
Detailed history for Contributors
Month-by-month figures, full region tables and archived maps come with the Contributor plan.
The last 12 months by warning type (keyword categories found in the text).
Detailed history for Contributors
Month-by-month figures, full region tables and archived maps come with the Contributor plan.
Warnings in force by type, as sorted by our AI analysis.
Warnings in force by the severity our AI analysis gives them.
The regions that issued the most warnings this year.
Warnings per region so far this year and in the same part of last year.
Detailed history for Contributors
Month-by-month figures, full region tables and archived maps come with the Contributor plan.
Median days between a warning being issued and cancelled, per region (warnings cancelled this year and last).
Detailed history for Contributors
Month-by-month figures, full region tables and archived maps come with the Contributor plan.
Ice warnings in force (icebergs, sea ice, ice edge, icing) on a live map.
29 ice warning(s) in force: 9 iceberg, 2 sea ice, 9 other ice, 2 ice report, 7 ice navigation.
Ice warnings of the last 12 months, month by month, on the map.
Detailed history for Contributors
Month-by-month figures, full region tables and archived maps come with the Contributor plan.
Aids to navigation reported unlit, off station, missing or damaged in warnings in force now.
Aids to navigation newly established, changed, discontinued or restored in warnings in force now.
Regions with the most aids to navigation reported with a problem now.
Mobile offshore drilling units (MODU) we track from the warnings.
Rigs tracked
642
Positions reported in 30 days
27
Busiest areas
12
NAVAREA XI (106), NAVAREA V (96), NAVAREA IV (93)
Rig and drillship positions reported per month.
Detailed history for Contributors
Month-by-month figures, full region tables and archived maps come with the Contributor plan.
Spotted by AI in the numbers above, refreshed daily.
warnings
Warnings issued up this year vs last+92%
Warnings issued to 14 Nov are 35,606 compared with 13,562 in the same regions last year, a rise that reflects added coverage as well as activity at sea.
warnings
Warnings currently in force8,010
There are 8,010 navigational warnings in force now across 154 regions, useful for voyage planning and watchkeeping priorities.
seasonal
November issuance so far+102%
So far in November 2,987 warnings have been issued in the same regions, 102% more than in November last year, affecting short‑term route planning.
types
Lights and buoys currently affected1,444
There are 1,444 aids with problems now, including 637 unlit and 341 missing, which can materially affect coastal navigation and pilotage.
rigs
Rigs tracked and recent position reports642
SeaLagom tracks 642 rigs and drillships, with 29 position reports in the last 30 days, helping operators monitor offshore activity.