SWE-173/26
Low sea level expected in The Belts late Tuesday evening
No longer in forceReceived 12 Oct 2026, 14:20 UTCArchived 14 Oct 2026, 05:22 UTC
Warning text
LOW SEA LEVEL
THE BELTS: LATE TUESDAY EVENING BRIEFLY AROUND -50 CM BELOW BALTIC SEA CHART DATUM, RISING OVERNIGHT TOWARDS WEDNESDAY.
Analysis
No longer in forceA brief period of unusually low sea level is expected in The Belts late Tuesday evening, around -50 cm below Baltic Sea Chart Datum. Levels are forecast to rise overnight towards Wednesday. Mariners in shallow waters should be aware of reduced under-keel clearance.
Navigate with caution in shallow or restricted waters and allow additional under-keel clearance; monitor local water level reports and navigational warnings.
- Type
- Weather · severity moderate
- Location
- The Belts
- Activity periods
- ? - ? (Late Tuesday evening briefly around -50 cm below Baltic Sea Chart Datum; rising overnight towards Wednesday.)
- Hazards
- low sea level, reduced under-keel clearance
Worked out automatically from the warning text on 12 Oct 2026, 14:27 UTC. It can be wrong: the official warning text is the authority.