Vierwaldstättersee area 2026-Aug-18-Tue at 08:13:36Z. custom forecast (GFS 0.5°) by soaringmeteo.ch, © 2016. Morning forecast with data 00Z.

Date		2026-Aug-18-Tue				2026-Aug-19-Wed				2026-Aug-20-Thu				2026-Aug-21-Fri				2026-Aug-22-Sat				2026-Aug-23-Sun				2026-Aug-24-Mon
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	2	1		53	34	12		47	59	39		34	6	1		70	78	43		18	7	40		30	35	31
General wind kmh		WSW 4	W 15	W 21		W 4	W 8	W 13		NNW 10	NNW 4	WNW 6		NE 5	NW 13	N 10		ENE 5	NNW 6	N 5		NNW 8	NW 6	SE 11		E 6	NNW 3	N 2
Top wind kmh		WSW 10	W 33	W 34		WSW 13	SW 19	WSW 24		NW 5	SW 7	W 7		NE 5	NNW 13	NNW 14		SE 8	SSE 7	NNE 6		NE 5	NW 7	ESE 7		ESE 7	SE 10	SE 8
Cloud cover %		100	100	100		5	2	35		13	66	99		100	100	100		7	40	98		100	100	20		100	100	100
Rain mm		0	0	1		0	0	0		0	1	2		1	4	11		0	1	2		0	2	0		4	4	1
Sea level Pressure hPa		1015	1013	1012		1010	1008	1006		1011	1009	1008		1011	1010	1013		1013	1011	1012		1018	1020	1018		1015	1013	1012
Isotherm 0°C m		4000	4000	4000		4300	4200	4200		4000	4100	4000		3700	3800	3600		3700	3800	3800		3800	3900	3900		4000	4200	4200
Storm risk		No or very low risk.				Low risk.				Very high risk.				Very high risk.				High risk.				Low risk.				High risk.

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