Cape Kolka
Cape in Latvia
title: "Cape Kolka" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["landforms-of-latvia", "headlands-of-europe", "talsi-municipality"] description: "Cape in Latvia" topic_path: "general/landforms-of-latvia" source: "https://en.wikipedia.org/wiki/Cape_Kolka" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::summary Cape in Latvia ::
::data[format=table title="Infobox landform"]
| Field | Value |
|---|---|
| name | Cape Kolka |
| other_name | , |
| type | Cape |
| photo | Kolkas rags.jpg |
| photo_caption | Cape Kolka |
| map | Latvia |
| coordinates | |
| water_bodies | Irbe Strait, Gulf of Riga, Baltic Sea |
| elevation_m | 2 |
| surface_elevation_ft | |
| area | |
| geology | |
| website | |
| :: |
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::figure[src="https://upload.wikimedia.org/wikipedia/commons/1/1c/Kolka.JPG" caption="Kolka Signpost"] ::
Cape Kolka (, ) is a cape on the Baltic Sea, near the entry to Gulf of Riga, on the Livonian coast, in the Courland Peninsula of Latvia. The cape is surrounded by the Irbe Strait (Irbes šaurums) which serves as the natural border with Estonia. Cape Kolka represents the north-western limit of the Gulf of Riga. East of the cape is the island of Ruhnu (Estonia) that lies in the middle of the Gulf.
Near the cape is Kolka Lighthouse and the village of Kolka. There is a line of picturesque old Livonian settlements along the Baltic Sea shore, including Vaide, Saunags, Pitrags, Košrags and Sīkrags, all included into the culturally protected territory "Livonian Coast".
Coastal dune ecology
Situated on the north-western tip of the Courland Peninsula, Cape Kolka lies within Slītere National Park on the Baltic Sea coast of Latvia. The cape is fringed by a belt of seacoast wooded dunes, where boreal dry Scots pine (Pinus sylvestris) forms the dominant tree cover on nutrient-poor, well-drained sandy soils. These forests experience regular wind-driven sand movement, which can partially bury stems to depths exceeding 0.6 m during severe storm events. Major burial episodes in 1967–1969 and again in January 2005 mobilised enough sand to suppress radial growth in buried trees—evidenced by narrow or missing tree rings—before post-erosion recovery restored normal growth rates.
The dune topography around Cape Kolka is defined by ridges and interdune depressions rising approximately 4–10 m above sea level, with the Baltic Sea exerting a stabilising influence on local microclimate and soil moisture. Historically, low levels of human disturbance—owing in part to its status as a restricted border zone in the former Soviet era—have allowed these dynamic pine-dominated dunes to persist, serving both as a natural laboratory for coastal geomorphology and as a valuable protected habitat under EU conservation directives.
Cape Kolka also marks the terminus of a more than 700 km-long, counter-clockwise sediment transport cell stretching from the Kaliningrad shore to Pärnu Bay. An estimated 700,000–800,000 m3 of sand is driven annually alongshore towards the cape, of which roughly 90 % is deposited immediately to its north; only about 50,000 m3 continues into the Gulf of Riga.
Strandplain geomorphology
Cape Kolka sits at the distal tip of a progradational strandplain that extends roughly 70 km along the western Latvian coast and reaches up to 10 km in width. Ground-penetrating radar surveys reveal a belt of semi-parallel sand ridges underlain by gently dipping (2°–18°) beach-face deposits, recording successive episodes of shoreward sediment accumulation and coastal progradation over time.
Climate
|location = Cape Kolka (1991−2020 normals, extremes 1980−present) |single line = Y |metric first = Y |Jan record high C= 13.0 |Feb record high C= 14.3 |Mar record high C= 17.3 |Apr record high C= 23.5 |May record high C= 27.4 |Jun record high C= 30.2 |Jul record high C= 30.3 |Aug record high C= 32.1 |Sep record high C= 29.3 |Oct record high C= 21.5 |Nov record high C= 15.9 |Dec record high C= 11.5 |year record high C= 32.1 | Jan avg record high C = 6.6 | Feb avg record high C = 6.8 | Mar avg record high C = 10.5 | Apr avg record high C = 17.2 | May avg record high C = 22.3 | Jun avg record high C = 24.6 | Jul avg record high C = 26.0 | Aug avg record high C = 26.2 | Sep avg record high C = 21.7 | Oct avg record high C = 16.1 | Nov avg record high C = 10.8 | Dec avg record high C = 7.3 |year avg record high C = 27.7 |Jan high C= 0.7 |Feb high C= 0.5 |Mar high C= 3.2 |Apr high C= 8.1 |May high C= 13.7 |Jun high C= 17.9 |Jul high C= 21.0 |Aug high C= 20.7 |Sep high C= 16.3 |Oct high C= 10.4 |Nov high C= 5.4 |Dec high C= 2.4 |year high C= |Jan mean C= -0.8 |Feb mean C= -1.6 |Mar mean C= 0.5 |Apr mean C= 4.6 |May mean C= 9.6 |Jun mean C= 14.0 |Jul mean C= 17.3 |Aug mean C= 17.0 |Sep mean C= 13.1 |Oct mean C= 8.0 |Nov mean C= 3.7 |Dec mean C= 0.9 |year mean C= |Jan low C= -2.2 |Feb low C= -3.5 |Mar low C= -2.2 |Apr low C= 1.2 |May low C= 5.5 |Jun low C= 10.4 |Jul low C= 13.7 |Aug low C= 13.4 |Sep low C= 10.1 |Oct low C= 5.7 |Nov low C= 2.2 |Dec low C= -0.4 |year low C= | Jan avg record low C = -12.4 | Feb avg record low C = -12.1 | Mar avg record low C = -9.6 | Apr avg record low C = -4.4 | May avg record low C = -1.2 | Jun avg record low C = 3.5 | Jul avg record low C = 8.2 | Aug avg record low C = 7.4 | Sep avg record low C = 2.9 | Oct avg record low C = -2.0 | Nov avg record low C = -4.3 | Dec avg record low C = -8.5 |year avg record low C = -15.1 |Jan record low C= -27.9 |Feb record low C= -31.5 |Mar record low C= -21.9 |Apr record low C= -8.1 |May record low C= -7.1 |Jun record low C= -0.3 |Jul record low C= 4.3 |Aug record low C= 1.0 |Sep record low C= -3.2 |Oct record low C= -5.8 |Nov record low C= -9.1 |Dec record low C= -18.9 |year record low C= -31.5 |precipitation colour = green |Jan precipitation mm= 41.5 |Feb precipitation mm= 34.6 |Mar precipitation mm= 33.4 |Apr precipitation mm= 31.8 |May precipitation mm= 32.0 |Jun precipitation mm= 60.3 |Jul precipitation mm= 74.0 |Aug precipitation mm= 77.6 |Sep precipitation mm= 58.1 |Oct precipitation mm= 71.7 |Nov precipitation mm= 54.1 |Dec precipitation mm= 48.4 |year precipitation mm= 617.5 |unit precipitation days= 1 mm |Jan precipitation days= 10.8 |Feb precipitation days= 9.2 |Mar precipitation days= 8.0 |Apr precipitation days= 7.2 |May precipitation days= 6.3 |Jun precipitation days= 8.7 |Jul precipitation days= 8.7 |Aug precipitation days= 9.9 |Sep precipitation days= 9.0 |Oct precipitation days= 12.4 |Nov precipitation days= 11.3 |Dec precipitation days= 11.6 |year precipitation days= 113.1 |Jan sun= 30.6 |Feb sun= 64.7 |Mar sun= 148.2 |Apr sun= 214.8 |May sun= 270.3 |Jun sun= 284.4 |Jul sun= 265.9 |Aug sun= 226.2 |Sep sun= 161.6 |Oct sun= 94.5 |Nov sun= 31.4 |Dec sun= 26.7 |year sun= 1819.3 |source 1 = infoclimat.fr{{cite web | url = https://www.infoclimat.fr/climatologie/normales-records/1991-2020/kolka/valeurs/26313.html |title=Normales et records pour la période 1991-2020 à Kolka | publisher = infoclimat.fr | access-date = February 18, 2022| language=fr}}}}
References
References
- Autorizēties savā kontā. (4 February 1991). "Par valsts aizsargājamās lībiešu kultūrvēsturiskās teritorijas "Līvod rānda" izveidošanu".
- (Spring 2021). "Subsurface investigation of Cape Kolka, Latvia: a progradational strandplain along the Baltic Coast".
- (2008). "Effect of burial by sand on Scots pine (''Pinus sylvestris'' L.) radial growth on seacoast wooded dunes at Cape Kolka, Latvia". Acta Universitatis Latviensis.
- Rowlett, Russ. (18 July 2024). "Lighthouses of Western Latvia".
- (2024). "Alongshore sediment transport analysis for a semi-enclosed basin: a case study of the Gulf of Riga, the Baltic Sea".
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