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knmi_harmonie

MF Arome 1.3

UKMO UK 2

DMI HARMONIE 2

KNMI 2

DWD Icon D 2

MF Arome 2.5

KNMI EU 5.5

DWD ICON EU 7

UKMO Global 10

DWD ICON Global 11

MF Arpege EU 11

GFS global 13

GFS GRAPES 13

BOM ACCESS 15

GEM Global 15

GFS GraphCast 25

ECMWF IFS 25

ECMWF AIFS 28

ECMWF IFS 44

JMA gSM 55

MF Arpege 55

Model	knmi_harmonie_arome_netherlands run: 30/04 07:06																																													IFS HD 2.5 km run: 30/04 07:06																																																																GFS 13 km run: 30/04 07:06
Date Optimal	We 30 7h	We 30 8h	We 30 9h	We 30 10h	We 30 11h	We 30 12h	We 30 13h	We 30 14h	We 30 15h	We 30 16h	We 30 17h	We 30 18h	We 30 19h	We 30 20h	We 30 21h	Th 1 7h	Th 1 8h	Th 1 9h	Th 1 10h	Th 1 11h	Th 1 12h	Th 1 13h	Th 1 14h	Th 1 15h	Th 1 16h	Th 1 17h	Th 1 18h	Th 1 19h	Th 1 20h	Th 1 21h	Fr 2 7h	Fr 2 8h	Fr 2 9h	Fr 2 10h	Fr 2 11h	Fr 2 12h	Fr 2 13h	Fr 2 14h	Fr 2 15h	Fr 2 16h	Fr 2 17h	Fr 2 18h	Fr 2 19h	Fr 2 20h	Fr 2 21h	Sa 3 7h	Sa 3 8h	Sa 3 9h	Sa 3 10h	Sa 3 11h	Sa 3 12h	Sa 3 13h	Sa 3 14h	Sa 3 15h	Sa 3 16h	Sa 3 17h	Sa 3 18h	Sa 3 19h	Sa 3 20h	Sa 3 21h	Su 4 7h	Su 4 8h	Su 4 9h	Su 4 10h	Su 4 11h	Su 4 12h	Su 4 13h	Su 4 14h	Su 4 15h	Su 4 16h	Su 4 17h	Su 4 18h	Su 4 19h	Su 4 20h	Su 4 21h	Mo 5 7h	Mo 5 8h	Mo 5 9h	Mo 5 10h	Mo 5 11h	Mo 5 12h	Mo 5 13h	Mo 5 14h	Mo 5 15h	Mo 5 16h	Mo 5 17h	Mo 5 18h	Mo 5 19h	Mo 5 20h	Mo 5 21h	Tu 6 7h	Tu 6 8h	Tu 6 9h	Tu 6 10h	Tu 6 11h	Tu 6 12h	Tu 6 13h	Tu 6 14h	Tu 6 15h	Tu 6 16h	Tu 6 17h	Tu 6 18h	Tu 6 19h	Tu 6 20h	Tu 6 21h	We 7 7h	We 7 8h	We 7 9h	We 7 10h	We 7 11h	We 7 12h	We 7 13h	We 7 14h	We 7 15h	We 7 16h	We 7 17h	We 7 18h	We 7 19h	We 7 20h	We 7 21h	Th 8 7h	Th 8 8h	Th 8 9h	Th 8 10h	Th 8 11h	Th 8 12h	Th 8 13h	Th 8 14h	Th 8 15h	Th 8 16h	Th 8 17h	Th 8 18h	Th 8 19h	Th 8 20h	Th 8 21h	Fr 9 7h	Fr 9 8h	Fr 9 9h	Fr 9 10h	Fr 9 11h	Fr 9 12h	Fr 9 13h	Fr 9 14h	Fr 9 15h	Fr 9 16h	Fr 9 17h	Fr 9 18h	Fr 9 19h	Fr 9 20h	Fr 9 21h	Sa 10 7h	Sa 10 8h	Sa 10 9h	Sa 10 10h	Sa 10 11h	Sa 10 12h	Sa 10 13h	Sa 10 14h	Sa 10 15h	Sa 10 16h	Sa 10 17h	Sa 10 18h	Sa 10 19h	Sa 10 20h	Sa 10 21h	Su 11 7h	Su 11 8h	Su 11 9h	Su 11 10h	Su 11 11h	Su 11 12h	Su 11 13h	Su 11 14h	Su 11 15h	Su 11 16h	Su 11 17h	Su 11 18h	Su 11 19h	Su 11 20h	Su 11 21h	Mo 12 6h	Mo 12 7h	Mo 12 8h	Mo 12 9h	Mo 12 10h	Mo 12 11h	Mo 12 12h	Mo 12 13h	Mo 12 14h	Mo 12 15h	Mo 12 16h	Mo 12 17h	Mo 12 18h	Mo 12 19h	Mo 12 20h	Mo 12 21h	Tu 13 6h	Tu 13 7h	Tu 13 8h	Tu 13 9h	Tu 13 10h	Tu 13 11h	Tu 13 12h	Tu 13 13h	Tu 13 14h	Tu 13 15h	Tu 13 16h	Tu 13 17h	Tu 13 18h	Tu 13 19h	Tu 13 20h	Tu 13 21h	We 14 6h	We 14 7h	We 14 8h	We 14 9h	We 14 10h	We 14 11h	We 14 12h	We 14 13h	We 14 14h	We 14 15h	We 14 16h	We 14 17h	We 14 18h	We 14 19h	We 14 20h	We 14 21h	Th 15 6h	Th 15 7h	Th 15 8h	Th 15 9h	Th 15 10h	Th 15 11h	Th 15 12h	Th 15 13h	Th 15 14h	Th 15 15h	Th 15 16h	Th 15 17h	Th 15 18h	Th 15 19h	Th 15 20h	Th 15 21h
Wind Dir.
Wind Spd. (kn)	4	4	3	2	2	3	6	7	8	8	8	9	8	6	5	3	2	3	2	1	4	5	7	6	6	6	5	4	9	5	1	4	4	7	5	4	5	5	3	5	7	6	5	5	5	3	3	3	3	3	2	1	2	4	7	9	10	11	12	11	7	8	9	10	11	11	12	12	13	13	13	13	12	11	10	6	6	8	10	12	13	14	15	15	16	16	16	15	14	13	7	7	7	7	7	8	8	8	9	9	10	10	9	9	8	3	3	3	3	3	4	5	5	6	5	5	5	4	4	3	5	5	4	2	2	3	5	6	7	7	7	7	7	6	5	1	1	1	2	2	3	4	5	5	5	5	5	4	4	4	5	5	4	4	4	4	5	5	6	7	7	7	8	7	7	5	5	5	5	5	6	7	8	8	9	9	9	9	9	8	5	5	6	7	8	9	10	11	12	13	14	14	14	14	14	13	11	11	11	12	12	13	13	14	15	15	15	15	15	15	15	14	10	10	11	11	12	13	13	14	15	15	15	12	12	12	12	12	11	11	10	10	10	10	10	12	12	12	11	10	9	9	9
Gusts (kn)	7	7	8	7	4	5	10	11	14	15	14	16	16	13	10	4	3	5	6	5	6	8	11	11	10	11	9	8	16	14	5	5	7	12	13	9	10	11	9	9	15	15	16	16	16	12	14	14	15	15	15	15	15	15	16	16	16	17	17	17	15	15	15	16	17	19	21	22	23	23	23	24	25	25	24	19	18	18	18	18	17	16	15	16	17	18	19	20	21	23	22	22	22	22	22	23	24	26	28	30	32	32	31	31	30	18	18	19	20	21	21	22	22	7	8	8	8	8	8	6	18	17	16	17	17	18	19	19	19	18	17	15	12	10	8	13	14	16	19	22	23	25	26	26	26	26	26	25	24	22	8	8	8	9	9	10	12	13	13	12	12	11	9	8	6	4	4	3	3	3	3	3	4	5	7	9	11	14	16	18	15	15	15	13	11	10	10	11	11	13	14	14	11	7	4	3	12	11	10	8	7	6	6	6	6	5	4	4	6	9	12	14	20	21	21	19	15	12	10	9	9	11	13	15	16	17	18	20	18	19	19	18	16	15	16	17	18	18	17	17	17	18	18
Wave Direction
Wave Ht. (m)	0.2	0.2	0.1	0.1	0.1	0.1	0.2	0.2	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.3	0.3	0.4	0.4	0.5	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.4	0.4	0.5	0.6	0.7	0.7	0.8	1.1	1.2	1.2	1.3	1.3	1.3	1.3	1.3	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.3	1.3	1.3	1.3	1.3	1.3	1.3	1.2	1.2	1.2	1.2	1.2	1.2	1.1	1.1	0.7	0.7	0.7	0.7	0.7	0.6	0.6	0.6	0.6	0.7	0.7	0.7	0.7	0.6	0.6
Wave Per.	3	3	3	3	3	3	2	2	2	2	2	2	2	2	2	3	3	4	4	4	4	5	5	5	5	5	5	5	5	5	2	2	2	2	2	2	2	2	2	2	2	2	2	2	3	3	3	3	4	4	4	4	3	3	3	3	3	3	3	4	5	5	5	5	5	5	5	5	5	5	5	6	6	6	6	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Wave Energy (Kj)	0	0	0	0	0	0	0	0	0	0	1	1	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1	1	2	2	1	1	1	1	1	1	2	2	2	2	3	4	6	8	12	39	44	48	50	50	51	54	58	61	65	70	74	75	77	76	55	55	52	51	48	47	46	45	44	44	43	43	40	36	33	13	11	11	10	9	8	8	8	7	7	7	7	7	7	6
Temp. (°C)	11	12	14	16	18	19	20	19	19	18	17	16	15	15	14	11	13	17	20	21	22	22	22	22	21	21	21	21	22	21	14	16	18	18	16	17	16	15	17	16	17	16	15	13	12	10	11	12	14	15	17	18	19	18	17	15	14	13	12	11	9	10	10	10	11	11	11	11	10	10	9	9	9	9	8	7	7	8	8	9	9	10	10	11	11	11	11	10	10	9	7	7	8	9	10	11	12	12	12	12	12	11	10	10	9	7	7	8	9	11	12	13	14	14	14	14	13	12	11	10	8	9	10	11	12	13	14	14	14	14	13	13	12	11	11	7	8	9	11	12	14	15	16	16	16	15	15	14	13	12	8	9	10	12	13	15	17	17	18	17	16	16	15	14	13	11	11	12	14	15	17	18	19	19	18	17	16	15	15	14	12	12	13	14	14	15	16	17	17	17	16	15	15	14	13	12	8	8	8	9	9	9	10	10	11	11	10	10	10	9	9	9	8	8	8	8	9	9	9	9	10	10	10	17	17	17	16	16	10	11	11	11	11	11	12	13	14	15	15	15	15	15	14
Rain (mm)																																																																		0.1	0.1	0.1								0.1	0.1	0.4	0.4	0.4	0.2	0.2	0.2	0.1	0.1	0.1
Cloud Cov. (%)	98	99	99	96	95	100	13	1		5	6	13	1	18	8								8	99	99	100	46	52	100	100	56	78	51	100	100	100	83	100	88		10	11	13	16	24	18	24	20	11	4	2	2	3	4	5	6	6	6	6	5	43	47	43	35	32	40	54	64	66	65	62	59	54	48	38	13	20	31	44	52	50	41	32	20	7		3	13	21	26	60	61	64	69	72	74	76	73	64	51	38	25	13	6	7	89	90	83	72	60	48	36	30	32	40	48	57	67	74	77	97	100	100	100	100	100	100	100	89	73	58	44	32	26	32	100	100	91	77	64	51	38	29	25	26	27	29	33	36	38	86	90	92	92	92	91	91	90	91	91	92	92	92	90	85	89	90	83	70	57	44	30	21	19	22	25	29	34	38	39	26	23	22	22	22	23	23	24	23	21	18	15	12	9	7	6	9	11	15	22	31	40	49	57	62	62	59	56	52	48	45	45	69	70	68	62	53	44	34	24	19	17	18	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100
Tide Ht.	0.4	-0.7	-1.5	-1.7	-1.7	-1.5	-1.0	-0.1	1.1	2.0	2.0	1.5	0.6	-0.4	-1.2	1.2	0.2	-0.8	-1.4	-1.6	-1.5	-1.2	-0.8	0.1	1.3	1.9	1.7	1.1	0.3	-0.6	1.6	1.0	0.1	-0.7	-1.2	-1.4	-1.3	-1.0	-0.6	0.3	1.3	1.6	1.3	0.8	0.1	1.8	1.4	0.8	0.1	-0.6	-1.0	-1.2	-1.1	-0.8	-0.4	0.4	1.2	1.4	1.1	0.6	1.5	1.5	1.2	0.9	0.2	-0.4	-0.9	-1.0	-0.9	-0.7	-0.3	0.4	1.0	1.1	0.9	0.8	1.2	1.3	1.2	1.0	0.4	-0.3	-0.8	-0.9	-0.9	-0.7	-0.4	0.3	0.9	1.0	-0.2	0.6	1.0	1.2	1.3	1.1	0.5	-0.3	-0.8	-0.9	-0.9	-0.8	-0.5	0.2	0.7	-1.0	-0.3	0.5	1.0	1.3	1.5	1.2	0.5	-0.3	-0.8	-1.0	-1.0	-0.9	-0.6	0.1	-1.3	-1.1	-0.3	0.5	1.1	1.5	1.7	1.3	0.4	-0.4	-0.9	-1.1	-1.1	-1.1	-0.6	-1.4	-1.4	-1.0	-0.2	0.7	1.3	1.7	1.7	1.2	0.2	-0.6	-1.1	-1.2	-1.2	-1.1	-1.5	-1.5	-1.4	-0.9	0.1	1.0	1.5	1.8	1.6	0.9	-0.1	-0.9	-1.2	-1.3	-1.3	-1.4	-1.5	-1.5	-1.3	-0.6	0.4	1.3	1.7	1.8	1.4	0.5	-0.5	-1.1	-1.4	-1.4	-0.3	-1.1	-1.5	-1.5	-1.4	-1.0	-0.2	0.8	1.6	1.8	1.6	1.0	0.1	-0.8	-1.3	-1.4	0.3	-0.6	-1.3	-1.5	-1.4	-1.2	-0.7	0.2	1.2	1.7	1.7	1.3	0.6	-0.4	-1.1	-1.5	0.8	-0.1	-0.9	-1.4	-1.4	-1.2	-0.9	-0.3	0.6	1.5	1.7	1.4	0.9	0.1	-0.8	-1.3	1.1	0.4	-0.4	-1.1	-1.4	-1.3	-1.0	-0.6	0.1	1.0	1.7	1.6	1.1	0.4	-0.3	-1.1
Tide Dir.				low						high										low						high										low						high										low					high				high							low					high				high							low					high						high					low											high						low									high							low			low						high							low		low							high						low			low						high						low				low							high					low					low						high						low				low						high						low					low						high
Tide Time				10:20						16:30										11:00						17:10										12:00						18:00										13:00					18:40				07:20							14:00					19:40				08:40							15:00					20:50						11:00					16:10											12:00						18:00									12:50							19:10			07:00						13:40							20:00		07:30							14:20						20:00			08:00						14:50						20:20				08:30							15:10					20:50					09:10						15:20						21:20				09:40						15:50						21:50					10:20						16:20

Level: Beginner, Intermediate, Expert

Type: Ocean

Water type: Flat, Chop, Small wave

Water quality: Cloudy

Infos: All kind of conditions from flat to waves. Waves are regularly between 20cm and 150cm. There's a difference of 200m between high tide and low tide. No obstacles on the beach or in the water. Stay out of the swimming zones.

Beach type & size: Sand - Big

Infos: Big sandy beach, there's enough space for a lot of people to safely launch their kite. The sand is very soft, no rocks, no obstacles. Small shells can appear when low tide. There is a lot of space foreseen for water sports.

Weather specificities: Temperatures can vary from -5C in winter to 32C in summer. Most of the time you need a wetsuit. The season starts beginning of April to end of November, some guys sail all year round. Water temp: summer: 22C, winter about 6C.

Wind type: Frontal

Wind specificities: Depressions needed for good winds. Sometimes in the beginning of the season sort of thermal winds from the NNE sector. Wind directions work from SW to NW to NE.

Best months: March, April, May, September, October, November

Access description: by Car - From Brussels: follow the E40 to Brugge, then follow the N41 to Zeebrugge, leave Zeebrugge at your left hand and continue direction Heist. When you arrive in Heist, search for the "Heldenplein" at your left hand situated near the beach. From the "Heldenplein" go left and within 50 meters you'll find the beach!

Specific rules: Zones, Time

Accommodations: Rescue, Shower, Toilet, Food, Parking

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Optimal Speed (kn)

Optimal Wave Conditions

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Period (sec)

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Optimal Tide Height

Tide moment:

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