HLSK Grøtterud
Norway, 435m (AMSL) |SHOW ON MAP|
Hvittingfoss -.Grøtterud
hlskbakkestasjon(youknowit)gmail.com
07:58-17:09 (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
07:58-17:09 (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: 896
Note: Calculated from yearly data where the average wind speed is more than 4km/h.
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Averages updated: 17:56:48 Sat CET
| Time | 10h | 10:15 | 10:30 | 10:45 | 11h | 11:15 | 11:30 | 11:45 | 12h | 12:15 | 12:30 | 12:45 | 13h | 13:15 | 13:30 | 13:45 | 14h | 14:15 | 14:30 | 14:45 | 15h | 15:15 | 15:30 | 15:45 | 16h | 16:15 | 16:30 | 16:45 | 17h | 17:15 | 17:30 | 17:45 |
| Speed | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 2 | 4 | 4 | 4 | 3 | 5 | 3 | 3 | 3 | 3 | 4 | 3 | 3 | 3 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 2 | 3 | 5 |
| Gust (km/h) | 4 | 3 | 4 | 4 | 4 | 6 | 6 | 6 | 6 | 7 | 6 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 6 | 5 | 6 | 5 | 5 | 6 | 5 | 6 | 5 | 8 | 5 | 6 | 7 |
| Direction | ||||||||||||||||||||||||||||||||
| Direction Deg. | NNE 13° | NNE 13° | NNE 13° | NW 325° | NW 315° | S 186° | S 183° | S 183° | S 183° | S 176° | S 173° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | N 0° | SSW 207° | SSW 197° | SSW 196° | SSW 209° |
| Humidity (%) | 81.1 | 80.3 | 80.1 | 79.0 | 76.7 | 76.1 | 77.1 | 76.7 | 75.2 | 75.5 | 74.5 | 73.9 | 73.4 | 71.6 | 71.4 | 69.6 | 70.9 | 68.1 | 70.6 | 70.7 | 70.8 | 72.0 | 70.8 | 70.5 | 72.5 | 74.2 | 75.6 | 76.9 | 78.1 | 79.1 | 79.6 | 79.7 |
| Temp. (°C) | -9.3 | -9.5 | -9.8 | -9.6 | -9.1 | -9.1 | -9.3 | -9.3 | -8.8 | -9.1 | -8.5 | -8.6 | -8.4 | -8.2 | -8.1 | -7.9 | -8.5 | -8.1 | -8.5 | -8.3 | -8.7 | -9.1 | -8.4 | -8.3 | -9.0 | -9.4 | -9.3 | -9.6 | -9.8 | -10.3 | -10.5 | -10.4 |
| Time | 02h | 03h | 04h | 05h | 06h | 07h | 08h | 09h | 10h | 11h | 12h | 13h | 14h | 15h | 16h | 17h | 18h | 19h | 20h | 21h | 22h | 23h | Sat | 01h | 02h | 03h | 04h | 05h | 06h | 07h | 08h | 09h |
| Speed | 7 | 8 | 8 | 8 | 8 | 8 | 9 | 7 | 6 | 5 | 5 | 6 | 6 | 4 | 7 | 4 | 5 | 6 | 6 | 3 | 1 | 2 | 4 | 5 | 4 | 6 | 7 | 7 | 7 | 4 | 5 | 4 |
| Gust (km/h) | 17 | 16 | 14 | 16 | 15 | 14 | 15 | 13 | 13 | 11 | 13 | 14 | 17 | 14 | 19 | 13 | 11 | 15 | 14 | 8 | 6 | 6 | 14 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 8 | 6 |
| Direction | ||||||||||||||||||||||||||||||||
| Direction Deg. | NNW 343° | N 351° | NNW 335° | NNW 342° | NNW 348° | N 351° | NNW 343° | NNW 340° | NNW 334° | NNW 342° | N 5° | NNE 13° | N 6° | NNW 347° | NNW 343° | N 356° | N 2° | NNE 14° | NNE 24° | NE 56° | NE 52° | NNE 29° | N 3° | NNE 17° | N 8° | NNE 20° | NNE 18° | NNE 21° | NNE 12° | N 354° | NNE 21° | NNE 24° |
| Humidity (%) | 84.9 | 86.5 | 84.2 | 85.1 | 87.4 | 88.1 | 88.0 | 87.5 | 86.8 | 85.8 | 84.1 | 83.2 | 85.3 | 83.8 | 82.6 | 84.5 | 85.4 | 86.4 | 89.6 | 91.4 | 89.9 | 91.4 | 88.0 | 87.5 | 85.8 | 85.8 | 87.1 | 87.7 | 86.8 | 86.6 | 87.8 | 86.6 |
| Temp. (°C) | -9.3 | -9.6 | -9.5 | -9.6 | -9.7 | -9.8 | -9.9 | -9.9 | -9.7 | -9.4 | -9.1 | -8.9 | -9.0 | -8.9 | -9.2 | -9.3 | -9.6 | -9.8 | -10.0 | -10.2 | -10.4 | -10.5 | -10.5 | -10.8 | -10.8 | -10.9 | -11.2 | -11.3 | -11.2 | -11.3 | -11.5 | -11.1 |
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updated: 17:56:48 Sat CET
- Wind speed (km/h)
- Wind direction (°deg)
- Temperature & Dew Point (°C)
- Humidity (%)
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