HLSK Grøtterud
Norway, 435m (AMSL) |SHOW ON MAP|
Hvittingfoss -.Grøtterud
post(youknowit)hlsk.no
05:16-21:17 (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
Hvittingfoss -.Grøtterud
post(youknowit)hlsk.no
05:16-21:17 (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: 14274
Note: Calculated from yearly data where the average wind speed is more than 4km/h.
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Averages updated: 17:35:47 Fri CEST
| Time | 09:45 | 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 |
| Speed | 2.2 | 4.2 | 3.6 | 3.6 | 2.5 | 3.9 | 3.6 | 4.7 | 3.6 | 3.9 | 3.1 | 3.3 | 5 | 3.1 | 4.4 | 3.6 | 4.4 | 4.2 | 4.2 | 4.2 | 3.6 | 5.6 | 5.3 | 5.3 | 4.7 | 4.7 | 5.6 | 5.3 | 4.2 | 6.1 | 6.7 | 4.7 |
| Gust (m/s) | 4.4 | 10.6 | 7.2 | 8.9 | 7.8 | 9.4 | 10.3 | 11.1 | 7.8 | 9.7 | 8.1 | 10.8 | 10.8 | 6.7 | 8.6 | 8.9 | 11.4 | 9.4 | 9.4 | 9.2 | 8.3 | 13.6 | 10.6 | 9.4 | 12.2 | 11.7 | 11.1 | 11.9 | 9.2 | 14.7 | 13.9 | 13.1 |
| Direction | ||||||||||||||||||||||||||||||||
| Direction Deg. | W 268° | WNW 285° | W 263° | W 268° | W 273° | WNW 294° | WNW 296° | WNW 290° | WNW 291° | W 277° | WNW 289° | WNW 291° | WNW 300° | WNW 289° | WNW 285° | WNW 292° | W 276° | WNW 300° | WNW 290° | WNW 300° | WNW 296° | WNW 301° | WNW 290° | WNW 287° | WNW 294° | WNW 301° | NW 308° | WNW 286° | NW 308° | NW 318° | NW 306° | NW 308° |
| Humidity (%) | 56.6 | 55.1 | 53.9 | 52.8 | 50.7 | 48.5 | 47.4 | 45.6 | 45.6 | 44.7 | 44.9 | 45.5 | 45.6 | 43.5 | 40.7 | 41.9 | 40.1 | 38.0 | 39.0 | 39.8 | 38.2 | 36.5 | 36.2 | 35.2 | 35.8 | 36.7 | 37.4 | 37.2 | 37.5 | 37.1 | 37.1 | 38.9 |
| Temp. (°C) | 9.3 | 8.9 | 9.6 | 9.9 | 10.3 | 10.2 | 10.5 | 10.3 | 10.7 | 11.2 | 11.4 | 11.1 | 10.8 | 11.8 | 12.2 | 12.0 | 12.2 | 12.5 | 12.3 | 12.3 | 13.0 | 12.3 | 12.6 | 12.7 | 12.9 | 12.8 | 12.4 | 12.5 | 12.0 | 11.7 | 11.8 | 11.9 |
| Time | 02h | 03h | 04h | 05h | 06h | 07h | 08h | 09h | 10h | 11h | 12h | 13h | 14h | 15h | 16h | 17h | 18h | 19h | 20h | 21h | 22h | 23h | Fri | 01h | 02h | 03h | 04h | 05h | 06h | 07h | 08h | 09h |
| Speed | 1.4 | 1.4 | 1.7 | 1.7 | 1.4 | 0.8 | 1.1 | 1.1 | 1.4 | 1.9 | 2.8 | 3.9 | 4.7 | 6.1 | 5.6 | 3.6 | 2.8 | 1.9 | 1.9 | 1.4 | 3.6 | 6.1 | 3.9 | 4.4 | 2.5 | 1.7 | 2.5 | 2.8 | 3.6 | 3.9 | 3.1 | 3.1 |
| Gust (m/s) | 1.9 | 2.8 | 2.5 | 4.4 | 3.1 | 2.8 | 2.5 | 3.1 | 3.6 | 4.2 | 5.8 | 7.2 | 9.4 | 10.8 | 9.4 | 6.1 | 5.6 | 3.9 | 3.6 | 4.4 | 8.1 | 10.3 | 7.2 | 8.9 | 8.1 | 5.6 | 6.7 | 7.2 | 10.3 | 10 | 7.2 | 7.2 |
| Direction | ||||||||||||||||||||||||||||||||
| Direction Deg. | W 267° | W 276° | W 265° | WNW 290° | WNW 282° | SW 227° | WSW 245° | W 259° | SSE 155° | SSE 168° | SSE 162° | S 171° | SW 225° | SW 224° | SSW 201° | S 177° | S 171° | SSE 160° | SSE 147° | ESE 112° | SSW 194° | SSW 209° | SW 215° | SW 229° | SSW 199° | W 273° | W 268° | WNW 286° | WNW 302° | NW 304° | WNW 283° | WNW 282° |
| Humidity (%) | 41.9 | 44.0 | 47.6 | 52.1 | 56.1 | 55.9 | 56.0 | 58.4 | 58.8 | 64.4 | 67.7 | 61.7 | 49.4 | 58.7 | 71.0 | 77.1 | 80.3 | 86.6 | 91.6 | 92.8 | 91.3 | 87.6 | 89.4 | 88.3 | 94.4 | 91.6 | 85.7 | 76.0 | 66.7 | 63.6 | 64.7 | 62.2 |
| Temp. (°C) | 10.6 | 10.6 | 10.4 | 10.3 | 9.6 | 9.7 | 10.5 | 11.1 | 10.9 | 11.3 | 12.5 | 14.1 | 16.2 | 14.8 | 12.3 | 11.5 | 11.5 | 10.6 | 9.5 | 9.3 | 9.3 | 9.5 | 9.1 | 9.2 | 8.4 | 9.1 | 9.2 | 8.8 | 8.2 | 7.4 | 7.3 | 8.1 |
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updated: 17:35:47 Fri CEST
- Wind speed (m/s)
- Wind direction (°deg)
- Temperature & Dew Point (°C)
- Humidity (%)
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