Holfuy: HLSK Grøtterud, wind & weather report

HLSK Grøtterud

Wind now (m/s)

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Wind tendency

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Temperature

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Wind avg. 15min (m/s)

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Daily wind

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Humidity

Cloud base

Dew Point

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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

Note: Calculated from yearly data where the average wind speed is more than 4km/h.

Averages updated: 20:20:04 Fri CEST

Time	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	18h	18:15	18:30	18:45	19h	19:15	19:30	19:45	20h	20:15
Speed	5	5.3	5	3.9	4.7	4.4	5.6	5.6	5.3	4.4	5.6	5.8	3.9	6.1	6.4	5.6	5	5.3	4.2	5.8	5.6	5.3	4.7	5.8	6.1	5.6	5.3	4.2	3.9	6.4	5.3	5.6
Gust (m/s)	8.9	9.7	9.4	8.1	10.8	9.7	9.4	10	10.8	9.7	11.9	10.3	10	10.8	11.7	10.6	10.8	10.8	8.6	11.7	11.1	10.6	11.4	11.4	10.8	11.1	9.7	9.4	8.3	12.8	10.6	10.8
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 (%)	45.4	44.5	43.4	42.6	42.2	41.4	41.0	39.8	39.6	38.8	38.5	40.0	41.0	43.0	44.4	45.8	45.4	44.8	44.6	45.4	45.7	45.4	45.8	44.7	43.9	45.0	45.1	45.6	46.3	48.3	50.2	52.0
Temp. (°C)	12.9	13.0	13.5	13.7	14.0	14.2	14.4	14.6	14.9	15.1	15.3	15.4	15.9	15.6	15.8	15.8	16.0	16.1	16.2	15.7	15.8	15.8	15.8	16.0	15.9	15.7	15.9	16.1	16.1	15.8	15.4	15.1

Time	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	10h	11h	12h
Speed	4.2	4.2	4.4	4.7	4.4	4.7	3.9	4.7	5.6	5	4.7	3.9	2.8	2.8	2.5	3.6	4.4	4.2	1.9	1.9	2.8	4.2	2.8	5.6	6.1	4.7	5	5	5	3.9	3.1	4.2
Gust (m/s)	8.9	9.4	10.3	10.3	10.3	10.3	10.6	11.9	12.2	13.1	11.9	9.7	6.4	5.3	6.7	7.5	8.3	8.1	7.2	6.7	6.9	10.3	10.6	10	11.4	10.3	9.4	11.4	11.7	10.6	9.2	10.6
Direction
Direction Deg.	N 357°	N 358°	N 351°	N 354°	N 2°	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 (%)	57.1	54.7	51.2	50.3	52.6	51.3	47.3	47.8	42.7	37.4	34.8	32.9	32.2	31.5	31.0	29.3	28.4	28.7	33.1	37.5	47.9	57.5	63.4	71.0	70.0	69.7	68.7	67.4	62.2	57.6	51.2	48.4
Temp. (°C)	3.5	3.8	4.5	5.5	6.7	8.0	9.8	11.6	13.0	14.4	15.4	16.3	16.9	17.3	17.7	17.5	17.0	16.0	14.5	13.3	11.4	9.7	8.1	6.7	6.5	6.3	6.6	7.1	8.3	9.8	11.2	12.0

Graphs ZOOM 3 h 6 h 12h 1 d 5 d(max) Synchronized zoom updated: 20:20:04 Fri CEST