HLSK Grøtterud
Norway, 435m (AMSL) |SHOW ON MAP|
Hvittingfoss -.Grøtterud
hlskbakkestasjon(youknowit)gmail.com
09:18-15:21 (CET)
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
Hvittingfoss -.Grøtterud
hlskbakkestasjon(youknowit)gmail.com
09:18-15:21 (CET)
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: 34956
Note: Calculated from yearly data where the average wind speed is more than 4km/h.
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Averages updated: 06:45:44 Thu CET
| Time | 23h | 23:15 | 23:30 | 23:45 | Thu | 00:15 | 00:30 | 00:45 | 01h | 01:15 | 01:30 | 01:45 | 02h | 02:15 | 02:30 | 02:45 | 03h | 03:15 | 03:30 | 03:45 | 04h | 04:15 | 04:30 | 04:45 | 05h | 05:15 | 05:30 | 05:45 | 06h | 06:15 | 06:30 | 06:45 |
| Speed | 1.1 | 0.8 | 0.8 | 0.8 | 0.6 | 0.3 | 0.6 | 0.8 | 1.1 | 0.8 | 1.1 | 1.7 | 1.7 | 1.7 | 1.1 | 0.6 | 1.1 | 1.9 | 1.7 | 0.6 | 0.6 | 1.7 | 1.4 | 0.8 | 0.6 | 1.4 | 0.8 | 0.6 | 1.9 | 0.6 | 0.3 | 0.6 |
| Gust (m/s) | 1.9 | 2.5 | 1.7 | 1.7 | 2.2 | 0.8 | 2.2 | 2.2 | 2.5 | 1.7 | 2.2 | 2.5 | 2.8 | 2.5 | 3.6 | 1.7 | 2.2 | 3.1 | 3.3 | 2.2 | 2.2 | 3.1 | 3.3 | 1.9 | 1.7 | 2.5 | 2.2 | 1.9 | 3.9 | 1.9 | 1.1 | 1.7 |
| Direction | ||||||||||||||||||||||||||||||||
| Direction Deg. | W 260° | W 267° | W 268° | W 259° | WNW 282° | NW 324° | NW 313° | WSW 251° | SW 235° | WSW 250° | WSW 255° | WSW 256° | WSW 255° | W 262° | WNW 302° | WSW 240° | SSW 213° | W 261° | WNW 303° | W 271° | SW 225° | WSW 254° | WSW 256° | NNW 327° | WNW 290° | W 262° | WSW 250° | W 267° | N 8° | NE 36° | NE 39° | WSW 246° |
| Humidity (%) | 55.5 | 54.2 | 53.2 | 55.3 | 59.0 | 60.2 | 61.4 | 59.2 | 63.8 | 69.6 | 71.3 | 70.3 | 69.0 | 63.4 | 62.1 | 64.0 | 67.5 | 62.5 | 59.5 | 60.3 | 63.0 | 69.6 | 69.2 | 64.2 | 68.0 | 64.0 | 64.8 | 72.2 | 68.7 | 67.2 | 68.0 | 69.4 |
| Temp. (°C) | 1.0 | 1.3 | 1.5 | 1.4 | 1.1 | 0.4 | 0.5 | 1.3 | 0.2 | -1.0 | -1.3 | -1.0 | -0.6 | 0.4 | 0.5 | 0.0 | -0.5 | 0.5 | 1.1 | 1.1 | 0.4 | -0.9 | -0.4 | 1.1 | 0.1 | 1.7 | 1.2 | -0.4 | 0.1 | 0.4 | 0.2 | 0.1 |
| Time | 15h | 16h | 17h | 18h | 19h | 20h | 21h | 22h | 23h | Wed | 01h | 02h | 03h | 04h | 05h | 06h | 07h | 08h | 09h | 10h | 11h | 12h | 13h | 14h | 15h | 16h | 17h | 18h | 19h | 20h | 21h | 22h |
| Speed | 1.7 | 1.4 | 1.1 | 0.6 | 0.6 | 0.8 | 0.8 | 0.6 | 1.1 | 1.4 | 1.4 | 0.8 | 1.1 | 1.1 | 0 | 0.6 | 0.6 | 0.8 | 1.1 | 0.8 | 0.3 | 1.4 | 1.1 | 0.6 | 1.1 | 1.1 | 0.6 | 0.8 | 0.8 | 0.6 | 1.1 | 1.4 |
| Gust (m/s) | 3.6 | 3.3 | 3.3 | 2.2 | 2.2 | 2.8 | 2.2 | 2.2 | 3.1 | 3.1 | 3.1 | 3.6 | 3.6 | 2.2 | 0.8 | 1.7 | 1.7 | 2.8 | 3.1 | 2.2 | 2.2 | 3.6 | 3.6 | 2.2 | 3.6 | 3.6 | 1.9 | 1.9 | 2.2 | 1.7 | 2.5 | 3.1 |
| Direction | ||||||||||||||||||||||||||||||||
| Direction Deg. | NNE 17° | NNE 16° | NNE 27° | NNW 335° | NNW 332° | NNW 328° | WNW 293° | WSW 240° | WSW 247° | SW 214° | WSW 253° | WNW 289° | WNW 293° | W 280° | WSW 248° | W 281° | NE 54° | WNW 299° | N 351° | NW 308° | NE 40° | NW 317° | N 349° | WNW 292° | NW 309° | NNW 336° | WNW 302° | NW 315° | N 7° | N 349° | WNW 282° | W 270° |
| Humidity (%) | 96.9 | 96.9 | 97.4 | 97.4 | 97.3 | 97.3 | 97.2 | 97.7 | 97.7 | 97.6 | 97.5 | 97.4 | 97.0 | 96.3 | 96.8 | 95.5 | 95.7 | 92.0 | 87.2 | 85.8 | 88.6 | 77.5 | 70.0 | 69.2 | 62.0 | 56.3 | 55.2 | 51.6 | 52.1 | 54.6 | 57.0 | 54.9 |
| Temp. (°C) | -3.9 | -4.0 | -3.8 | -3.8 | -3.9 | -4.2 | -4.4 | -4.6 | -4.8 | -5.0 | -5.1 | -5.5 | -5.9 | -6.1 | -6.4 | -6.3 | -6.4 | -5.7 | -3.9 | -4.1 | -3.9 | -1.4 | -0.1 | 0.1 | 0.7 | 0.4 | 0.3 | 1.0 | 0.7 | 0.0 | 0.0 | 1.2 |
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updated: 06:45:44 Thu CET
- Wind speed (m/s)
- Wind direction (°deg)
- Temperature & Dew Point (°C)
- Humidity (%)
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