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HLSK Grøtterud
Wind now (m/s)
---m/s -
Wind tendency
- -
Temperature
- - °C
- °C
- °C
Wind avg. 15min (m/s)
---m/s -
Daily wind
-m/s | -m/s
Humidity
-%
Cloud base
-
Dew Point
- °C

About

Dir.Stat.

Camera

Norway, 435m (AMSL) |SHOW ON MAP|
Hvittingfoss -.Grøtterud
post(youknowit)hlsk.no
04:42-21:50 (CEST)
Min. certification: PP2/SP2
Max. altitude (TMA): 1067 m.a.s.l.
Take-off altitude: 435 m.a.s.l. (325 m top-to-bottom).
Orientation: SE-S-SW

Site managed by HLSK - Hvittingfoss Luftsportklubb,

Note: Mandatory site fees apply, day-/season card. Buy at HLSK shop,
Mor info

Road access: Road barrier, padlock with code. Last 600 meters are only allowed with 4WD. Closed during the winter and weekdays during the moose hunting.

Parking: At take-off and before the "4WD only" sign.

Aerial sporting box: The Hvittingfos box can only be used when activated according to standard operating procedure.
Radio frequency (NLF): 154.175 MHz

LANDING
Parking: Next to the landing field.
Note: Trees around the field creates turbulence in high winds.

Link to webcam

In operation since 03. june. 2014
Page views in 2025: 17940
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Note: Calculated from yearly data where the average wind speed is more than 4km/h.
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Averages updated: 20:20:04 Fri CEST
Time 12:3012:4513h13:1513:3013:4514h14:1514:3014:4515h15:1515:3015:4516h16:1516:3016:4517h17:1517:3017:4518h18:1518:3018:4519h19:1519:3019:4520h20:15
Speed55.353.94.74.45.65.65.34.45.65.83.96.16.45.655.34.25.85.65.34.75.86.15.65.34.23.96.45.35.6
Gust (m/s)8.99.79.48.110.89.79.41010.89.711.910.31010.811.710.610.810.88.611.711.110.611.411.410.811.19.79.48.312.810.610.8
Direction
Direction
Deg.
NE
49°
NNE
31°
NE
47°
ENE
58°
NE
48°
NE
43°
NE
42°
NNE
28°
NNE
26°
NE
41°
NE
48°
NE
42°
NE
43°
NE
38°
NE
40°
NNE
33°
NE
51°
NNE
26°
NE
49°
NE
41°
NE
35°
NE
42°
NNE
27°
NE
35°
NE
36°
NE
37°
NE
37°
NNE
23°
NE
40°
NNE
20°
NE
34°
NNE
13°
Humidity (%)45.444.543.442.642.241.441.039.839.638.838.540.041.043.044.445.845.444.844.645.445.745.445.844.743.945.045.145.646.348.350.252.0
Temp. (°C)12.913.013.513.714.014.214.414.614.915.115.315.415.915.615.815.816.016.116.215.715.815.815.816.015.915.715.916.116.115.815.415.1

Time 05h06h07h08h09h10h11h12h13h14h15h16h17h18h19h20h21h22h23hFri01h02h03h04h05h06h07h08h09h10h11h12h
Speed4.24.24.44.74.44.73.94.75.654.73.92.82.82.53.64.44.21.91.92.84.22.85.66.14.75553.93.14.2
Gust (m/s)8.99.410.310.310.310.310.611.912.213.111.99.76.45.36.77.58.38.17.26.76.910.310.61011.410.39.411.411.710.69.210.6
Direction
Direction
Deg.
N
357°
N
358°
N
351°
N
354°
N
N
11°
NNE
23°
NNE
21°
NNE
29°
NNE
22°
NE
39°
NNE
15°
NNE
32°
NE
50°
NE
36°
NE
34°
NNE
23°
NNE
30°
NE
51°
NE
50°
NE
40°
NE
47°
ENE
65°
NE
44°
NNE
33°
NNE
33°
NE
34°
NE
40°
NE
40°
NNE
27°
NE
39°
NE
50°
Humidity (%)57.154.751.250.352.651.347.347.842.737.434.832.932.231.531.029.328.428.733.137.547.957.563.471.070.069.768.767.462.257.651.248.4
Temp. (°C)3.53.84.55.56.78.09.811.613.014.415.416.316.917.317.717.517.016.014.513.311.49.78.16.76.56.36.67.18.39.811.212.0

Graphs ZOOM 3 h 6 h 12h 1 d 5 d(max) Synchronized zoom updated: 20:20:04 Fri CEST
- Wind speed (m/s)
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- Wind direction (°deg)
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- Temperature & Dew Point (°C)
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- Humidity (%)
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