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Karljohansvern Horten kitesurf, wingfoil and windsurf spot

Norway · Vestfold og Telemark

Spot currently openIntermediate level 59.44 | 10.49

Overview

Karljohansvern Horten is a kitesurfing spot in Vestfold. Water body in the Oslofjord with south and southwest winds. Suitable for intermediates.
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Spot forecast for Karljohansvern Horten

Sunrise 08:08 · Sunset 17:57

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< 7 kn7–12 kn13–20 kn21–30 kn31–40 kn41+ kn Gusts Your minimum: 7 kn

Forecasts provided by Open-Meteo

Swell and waves

Swell and tides over 8 days. Premium members see the swell and tides over 8 days. Without a subscription: 5 days.

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Wave height: < 0.5 m 0.5–1 m 1–2 m 2–3 m ≥ 3 m

Swell data by Open-Meteo Marine

Tides

Heights above lowest astronomical tide, in the spot's local time. Computed 0.4 km from the spot.

6:0012:0018:006:0012:0018:006:0012:0018:006:0012:0018:006:0012:0018:00Tue 20Wed 21Thu 22Fri 23Sat 24 Now01:350.4 m06:020.1 m07:460.2 m09:100.1 m13:250.4 m18:290.1 m20:100.1 m21:330.1 m01:550.4 m06:510.1 m08:440.1 m09:520.1 m13:590.4 m19:180.1 m21:070.1 m22:180.1 m02:260.4 m07:370.1 m09:470.1 m10:340.1 m14:350.4 m20:040.1 m22:080.1 m23:030.1 m03:000.4 m08:210.1 m10:540.2 m11:150.2 m15:120.4 m20:480.1 m23:080.1 m23:510.1 m03:360.3 m09:040.1 m15:500.4 m21:310.1 m
  • Tuesday 20 October High tide · 0.4 m Low tide · 0.1 m High tide · 0.2 m Low tide · 0.1 m High tide · 0.4 m Low tide · 0.1 m High tide · 0.1 m Low tide · 0.1 m
  • Wednesday 21 October High tide · 0.4 m Low tide · 0.1 m High tide · 0.1 m Low tide · 0.1 m High tide · 0.4 m Low tide · 0.1 m High tide · 0.1 m Low tide · 0.1 m
  • Thursday 22 October High tide · 0.4 m Low tide · 0.1 m High tide · 0.1 m Low tide · 0.1 m High tide · 0.4 m Low tide · 0.1 m High tide · 0.1 m Low tide · 0.1 m
  • Friday 23 October High tide · 0.4 m Low tide · 0.1 m High tide · 0.2 m Low tide · 0.2 m High tide · 0.4 m Low tide · 0.1 m High tide · 0.1 m Low tide · 0.1 m
  • Saturday 24 October High tide · 0.3 m Low tide · 0.1 m High tide · 0.4 m Low tide · 0.1 m

Karljohansvern Horten: when to go?

Rideable days and hours computed for a minimum wind of 7 knots · log in to set your own (foil, twin-tip…)

Season · peak

315h

in June · 26.5 rideable days

The season runs from May to August, peaking in June: 23 rideable days a month and 315 hours of usable wind, at 21 °C. The low point is January, at 10.5 days.

Rideable days per month

0 10 20 30 January: 10.5 rideable days10.5 d J February: 12.5 rideable days F March: 13 rideable days M April: 14 rideable days A May: 18 rideable days M June: 26.5 rideable days26.5 d J July: 22.5 rideable days J August: 25 rideable days A September: 15.5 rideable days S October: 16.5 rideable days O November: 13 rideable days N December: 13 rideable days D 0 10 20 30 January: 10.5 rideable days10.5 d J February: 12.5 rideable days F March: 13 rideable days M April: 14 rideable days A May: 18 rideable days M June: 26.5 rideable days26.5 d J July: 22.5 rideable days J August: 25 rideable days A September: 15.5 rideable days S October: 16.5 rideable days O November: 13 rideable days N December: 13 rideable days D

Wind strength when it is rideable

7-12 knots · 76%13-20 knots · 22%21-30 knots · 2%31+ knots · under 1%

When the spot works, wind sits mostly between 7 and 12 knots — 76% of rideable hours. Big-kite territory. The coldest month is January, at -1 °C. The wettest month is October, with 140 mm.

Monthly averages: Karljohansvern Horten
Monthly averages — Karljohansvern Horten — averaged over 2 years of records — Weather data by Open-Meteo.com — How it is calculated
Month Rideable days Usable wind Temperature Rain
January 10.5 71 h -1 °C 133 mm
February 12.5 104 h 1 °C 87 mm
March 13.0 122 h 7 °C 62 mm
April 14.0 123 h 12 °C 45 mm
May 18.0 167 h 19 °C 32 mm
June 26.5 315 h 20 °C 94 mm
July 22.5 208 h 23 °C 111 mm
August 25.0 269 h 21 °C 98 mm
September 15.5 147 h 17 °C 105 mm
October 16.5 149 h 12 °C 140 mm
November 13.0 88 h 6 °C 66 mm
December 13.0 86 h 4 °C 91 mm

Photo gallery of Karljohansvern Horten

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Technical details of Karljohansvern Horten spot

N: Not rideable NNE: Not rideable NE: Not rideable ENE: Not rideable E: Depending on conditions ESE: Depending on conditions SE: Rideable SSE: Rideable S: Rideable SSW: Rideable SW: Rideable WSW: Rideable W: Depending on conditions WNW: Not rideable NW: Not rideable NNW: Not rideable N E S W

The spot works with winds from SE, SSE, S, SSW, SW, WSW.

Depending on conditions: E, ESE, W.

RideableDepending on conditions Not rideable
Spot opening date · Required level
Spot opening date
Open all year round
Required level
Intermediate

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Additional stations

  • OKK8.3 km

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    source gowind

  • HORTEN - NYKIRKE6.3 km

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    source metno

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Nearby spots

All spots: Vestfold og Telemark

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