Portland Race
E531770
Portland Race is a notoriously powerful tidal race off the coast of Dorset, England, known for its hazardous overfalls and strong currents that challenge vessels navigating around Portland Bill.
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
marine hazard
ⓘ
tidal race ⓘ |
| canBeExacerbatedBy |
strong winds
ⓘ
wind-against-tide conditions ⓘ |
| country | England ⓘ |
| formedBy |
convergence of tidal flows around Portland Bill
ⓘ
interaction of strong tidal streams with seabed topography ⓘ |
| hasAlternativeRoute |
inshore passage close to Portland Bill in suitable conditions
ⓘ
offshore route well clear of the race ⓘ |
| hasCharacteristic |
hazardous overfalls
ⓘ
steep breaking seas ⓘ strong tidal currents ⓘ turbulent water ⓘ |
| hasReputationFor |
challenging conditions for small craft
ⓘ
dangerous navigation conditions ⓘ |
| hasTidalStreamDirection | parallel to the coast around Portland Bill ⓘ |
| isAssociatedWith |
Portland Bill Lighthouse
NERFINISHED
ⓘ
ship handling training and seamanship practice ⓘ |
| isAvoidedBy | many small vessels in adverse conditions ⓘ |
| isHazardTo | vessels rounding Portland Bill ⓘ |
| isKnownSince | age of sail ⓘ |
| isMentionedIn |
Admiralty Sailing Directions
NERFINISHED
ⓘ
nautical pilot books ⓘ |
| isMonitoredBy | local coastguard services ⓘ |
| isPartOf | coastal waters of southern England ⓘ |
| isSignificantFor | maritime navigation in the English Channel ⓘ |
| isSubjectOf | local maritime safety advisories ⓘ |
| locatedIn | Dorset ⓘ |
| locatedInBodyOfWater | English Channel NERFINISHED ⓘ |
| locatedNear | Isle of Portland NERFINISHED ⓘ |
| locatedOffCoastOf | Portland Bill NERFINISHED ⓘ |
| navigationAdvice |
avoid in small craft during rough weather
ⓘ
cross at slack water where possible ⓘ |
| navigationWarning | dangerous in strong winds and against-tide conditions ⓘ |
| occursDuring |
spring tides
ⓘ
strong tidal flows ⓘ |
| requires |
careful passage planning
ⓘ
timing of transit with favorable tide ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.