Vierwaldstättersee area 2021-Apr-15-Thu at 14:34:47Z. custom forecast (GFS 0.5°) by soaringmeteo.ch, © 2016. Midday forecast with data 06Z.

Date		2021-Apr-16-Fri				2021-Apr-17-Sat				2021-Apr-18-Sun				2021-Apr-19-Mon				2021-Apr-20-Tue				2021-Apr-21-Wed				2021-Apr-22-Thu
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 %		57	48	35		29	33	27		17	18	29		31	39	33		63	89	88		66	69	50		45	52	61
General wind kmh		NE 6	NNE 6	NNE 10		NNE 6	NNE 7	NNE 9		NNW 4	N 5	NNE 2		ENE 4	N 5	N 6		ENE 4	ESE 3	ENE 2		N 3	NW 4	NNW 4		NE 4	NE 4	ENE 6
Top wind kmh		ESE 9	ESE 9	NE 11		E 8	ENE 8	NE 9		NE 6	NNE 6	NNE 6		ENE 9	NNE 5	N 7		SE 6	SE 7	E 4		WSW 2	SSW 5	NW 6		ESE 12	ESE 13	E 9
Cloud cover %		42	91	100		97	100	99		97	96	97		73	98	96		3	4	37		5	66	77		64	65	46
Rain mm		0	0	0		0	0	0		0	1	0		0	0	0		0	0	0		0	0	1		0	0	0
Sea level Pressure hPa		1022	1019	1018		1021	1019	1019		1022	1021	1020		1019	1017	1016		1013	1011	1010		1015	1013	1012		1016	1014	1014
Isotherm 0°C m		1000	1400	1500		1000	1100	1200		1100	1200	1300		1300	1500	1600		1500	1900	2000		1900	2000	2100		2000	2200	2400
Storm risk		Middle risk.				No or very low risk.				Low risk.				Middle risk.				Low risk.				High risk.				High risk.

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