Gruyere/Riviera area 2020-Jan-29-Wed at 03:23:30Z. custom forecast (GFS 0.5°) by soaringmeteo.ch, © 2016. Night forecast with data 18Z.

Date		2020-Jan-29-Wed				2020-Jan-30-Thu				2020-Jan-31-Fri				2020-Feb-01-Sat				2020-Feb-02-Sun				2020-Feb-03-Mon				2020-Feb-04-Tue
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 %		0	0	0		28	15	8		28	28	8		6	5	0		17	7	2		22	16	23		0	0	0
General wind kmh		WSW 19	WSW 18	WSW 17		SSE 10	SSW 12	S 11		SSE 7	S 6	SSE 8		SSE 15	S 14	SSW 30		SSE 12	S 16	SSE 19		SE 10	SSE 13	SSE 10		SW 24	W 21	WNW 31
Top wind kmh		WSW 25	WSW 22	SW 22		S 12	SSW 15	S 16		S 7	SSW 6	SSW 7		S 19	SSW 19	SW 40		S 12	SSW 18	S 22		SSE 10	S 12	S 11		SW 29	W 27	WNW 46
Cloud cover %		100	100	100		63	81	100		100	95	87		100	100	100		100	100	100		100	98	85		100	100	100
Rain mm		3	6	1		0	0	2		0	1	0		1	3	2		0	0	3		0	0	0		11	20	4
Sea level Pressure hPa		1017	1019	1019		1018	1017	1017		1019	1019	1018		1018	1017	1017		1026	1025	1027		1026	1024	1023		1023	1024	1025
Isotherm 0°C m		1100	1200	1200		2300	2200	2300		2300	2300	2300		2400	2400	2400		2700	2400	2600		2900	2900	3000		1400	1200	1100
Storm risk		No or very low risk.				No or very low risk.				No or very low risk.				No or very low risk.				No or very low risk.				No or very low risk.				No or very low risk.

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