Vierwaldstättersee area 2026-May-18-Mon at 08:30:24Z. custom forecast (GFS 0.5°) by soaringmeteo.ch, © 2016. Morning forecast with data 00Z.

Date		2026-May-18-Mon				2026-May-19-Tue				2026-May-20-Wed				2026-May-21-Thu				2026-May-22-Fri				2026-May-23-Sat				2026-May-24-Sun
Winter (Summer) time		10h (11h)	13h (14h)	16h (17h)		10h (11h)	13h (14h)	16h (17h)		10h (11h)	13h (14h)	16h (17h)		10h (11h)	13h (14h)	16h (17h)		10h (11h)	13h (14h)	16h (17h)		10h (11h)	13h (14h)	16h (17h)		10h (11h)	13h (14h)	16h (17h)
Flyable ? +/-		---	---	---		---	---	---		+++	---	---		---	---	---		+++	+++	+++		+++	+++	+++		+++	+++	---
ThQ %		27	23	26		48	46	28		55	39	45		38	54	63		65	88	87		69	89	83		66	86	76
General wind kmh		NW 11	NNE 2	SSE 9		NE 2	NNW 8	NW 6		NW 4	WNW 8	NW 7		NE 5	NNE 5	N 6		N 4	NNW 4	N 5		NW 3	NW 6	NNW 6		NNE 5	NNE 7	NNE 10
Top wind kmh		W 3	WNW 6	SSW 5		SSE 4	SSW 6	WNW 9		W 10	W 14	WNW 9		E 7	ESE 4	S 3		SW 2	SW 5	WSW 6		WSW 5	SW 7	W 9		E 6	SE 6	E 5
Cloud cover %		100	100	100		100	100	100		29	16	12		100	100	79		4	0	2		5	5	10		5	8	33
Rain mm		0	1	2		0	0	0		0	2	2		0	0	0		0	0	0		0	0	0		0	0	1
Sea level Pressure hPa		1017	1017	1016		1018	1018	1021		1025	1025	1025		1027	1024	1024		1025	1024	1023		1023	1021	1021		1023	1021	1021
Isotherm 0°C m		1900	1900	2200		2300	2300	2300		2600	2700	2800		3500	3700	3800		4000	3900	3900		3900	3900	3900		3800	3900	3900
Storm risk		Middle risk.				Middle risk.				High risk.				No or very low risk.				No or very low risk.				Low risk.				High risk.

NB: not flyable --- if rainy, too cloudy, too windy and high risk of thunderstorm.