HLSK Grøtterud
Norway, 435m (AMSL) |SHOW ON MAP|
Hvittingfoss -.Grøtterud
hlskbakkestasjon(youknowit)gmail.com
08:37-16:28 (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
08:37-16:28 (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 2026: 593
Note: Calculated from yearly data where the average wind speed is more than 4km/h.
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Averages updated: 12:03:21 Thu CET
| Time | 04:15 | 04:30 | 04:45 | 05h | 05:15 | 05:30 | 05:45 | 06h | 06:15 | 06:30 | 06:45 | 07h | 07:15 | 07:30 | 07:45 | 08h | 08:15 | 08:30 | 08:45 | 09h | 09:15 | 09:30 | 09:45 | 10h | 10:15 | 10:30 | 10:45 | 11h | 11:15 | 11:30 | 11:45 | 12h |
| Speed | 0 | 0.3 | 1.1 | 0.6 | 0.6 | 0.8 | 1.7 | 1.4 | 0.3 | 0.6 | 0.8 | 0.8 | 1.4 | 1.7 | 1.1 | 1.1 | 1.4 | 1.7 | 1.9 | 1.9 | 1.9 | 2.2 | 2.2 | 1.9 | 2.5 | 1.7 | 1.7 | 1.4 | 1.1 | 1.4 | 1.7 | 1.9 |
| Gust (m/s) | 0.6 | 1.7 | 3.1 | 2.2 | 1.7 | 3.1 | 3.6 | 3.3 | 0.8 | 1.7 | 2.5 | 2.8 | 3.1 | 3.3 | 2.5 | 3.1 | 2.5 | 3.1 | 3.6 | 3.9 | 3.3 | 3.9 | 4.4 | 3.9 | 4.4 | 3.1 | 3.3 | 2.8 | 3.1 | 3.6 | 3.3 | 3.6 |
| Direction | ||||||||||||||||||||||||||||||||
| Direction Deg. | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° |
| Humidity (%) | 93.0 | 93.8 | 93.7 | 93.8 | 93.8 | 94.1 | 94.5 | 94.4 | 94.5 | 94.9 | 94.9 | 94.4 | 94.4 | 94.4 | 94.6 | 94.7 | 95.0 | 95.0 | 94.7 | 94.9 | 95.0 | 95.0 | 95.1 | 95.2 | 95.2 | 95.0 | 95.0 | 94.8 | 94.3 | 93.8 | 94.0 | 94.1 |
| Temp. (°C) | -10.7 | -10.6 | -10.3 | -10.4 | -10.4 | -10.4 | -10.3 | -10.4 | -10.8 | -10.7 | -10.5 | -10.6 | -10.9 | -10.9 | -10.9 | -11.0 | -11.0 | -10.9 | -11.0 | -11.0 | -10.9 | -10.9 | -11.0 | -11.0 | -11.0 | -10.9 | -10.9 | -10.8 | -10.6 | -10.7 | -10.8 | -10.9 |
| Time | 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 | 23h | Thu | 01h | 02h | 03h | 04h |
| Speed | 2.5 | 2.5 | 2.5 | 2.5 | 2.8 | 3.3 | 3.1 | 3.1 | 3.1 | 2.2 | 3.3 | 3.3 | 3.3 | 4.4 | 4.2 | 3.3 | 2.8 | 3.9 | 3.1 | 3.1 | 3.3 | 3.1 | 3.3 | 1.9 | 2.8 | 1.7 | 1.4 | 0.3 | 0.3 | 0.8 | 1.1 | 0.8 |
| Gust (m/s) | 5.3 | 5.3 | 5.3 | 5.3 | 5.6 | 6.1 | 6.4 | 6.7 | 6.4 | 4.7 | 6.4 | 7.2 | 5.8 | 6.9 | 7.2 | 5.8 | 6.1 | 6.9 | 6.7 | 6.7 | 6.7 | 6.9 | 6.4 | 5.8 | 5.3 | 4.4 | 4.2 | 1.9 | 1.7 | 2.2 | 2.8 | 2.5 |
| Direction | ||||||||||||||||||||||||||||||||
| Direction Deg. | NNE 20° | NNE 20° | NNE 20° | NNE 20° | NNE 20° | NNE 20° | NNE 19° | NNE 19° | NNE 19° | NNE 19° | NNE 19° | NNE 19° | NNE 19° | NNE 19° | NNE 18° | NNE 18° | NNE 18° | NNE 18° | NNE 18° | NNE 18° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° | NNE 17° |
| Humidity (%) | 95.5 | 95.5 | 95.4 | 95.2 | 95.2 | 95.1 | 95.1 | 95.2 | 95.2 | 95.2 | 95.2 | 95.2 | 95.2 | 95.0 | 95.0 | 95.0 | 95.1 | 94.8 | 94.5 | 94.3 | 93.9 | 93.3 | 93.0 | 93.5 | 93.3 | 93.5 | 93.6 | 93.9 | 94.0 | 93.7 | 93.0 | 92.8 |
| Temp. (°C) | -10.2 | -10.3 | -10.4 | -10.5 | -10.6 | -10.8 | -10.8 | -10.5 | -10.6 | -10.5 | -10.5 | -10.5 | -10.5 | -10.5 | -10.5 | -10.3 | -10.1 | -10.0 | -9.9 | -10.3 | -10.1 | -10.2 | -9.8 | -10.0 | -9.9 | -9.9 | -10.1 | -10.0 | -10.2 | -10.5 | -10.1 | -10.3 |
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updated: 12:03:21 Thu CET
- Wind speed (m/s)
- Wind direction (°deg)
- Temperature & Dew Point (°C)
- Humidity (%)
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