Fog report Fri, 18/4

Name: Fog report Fri, 18/04/2025: sunshine at the SwissMetNet stations
Creator: MeteoSwiss
License: https://creativecommons.org/licenses/by/4.0/

Fog lid at 2,200 m, sun above it.

Most sun: Genève / Cointrin with 12 h 32 min. On the Swiss Plateau 0 of 44 weather stations saw not a single minute of sun.

Measured on Friday 18 April 2025 · Source: MeteoSwiss, SwissMetNet stations

Station up to 2,200 mStation above 2,200 mFog lid, measured

Sun staircase · 18/04/2025 · measured

Sun by altitude at 73 weather stations

Each dot is a MeteoSwiss station: up, how high it lies; right, how long it measured sun on Fri, 18/4.

Longest in the sun

Genève / Cointrin411 m12 h 32 min
Nyon / Changins458 m12 h 8 min
Bière684 m12 h 1 min
Pully456 m11 h 39 min

Above the fog lid: summits from 2,300 m

All measurements of Fri, 18/4

Minutes of sun per hour at 73 MeteoSwiss weather stations, sorted by height. Each cell is an hour; the dashed line is the measured fog level.

Station · hour ending	8	9	10	11	12	13	14	15	16	17	18	19	20	21	Total
Jungfraujoch3,571 m	0 min	41 min	15 min	60 min	34 min	59 min	60 min	60 min	60 min	60 min	60 min	60 min	58 min	0 min	10 h 27 min
Titlis3,045 m	0 min	3 min	33 min	59 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	34 min	0 min	10 h 9 min
Säntis2,501 m	0 min	0 min	0 min	3 min	47 min	25 min	0 min	14 min	51 min	18 min	48 min	29 min	47 min	4 min	4 h 46 min
Gütsch, Andermatt2,286 m	0 min	0 min	18 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	60 min	41 min	0 min	9 h 59 min
Pilatus2,105 m	0 min	0 min	0 min	1 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	1 min	0 min	2 min
Le Moléson1,974 m	0 min	3 min	58 min	60 min	59 min	58 min	60 min	56 min	46 min	30 min	20 min	44 min	60 min	9 min	9 h 23 min
La Dôle1,670 m	42 min	60 min	59 min	24 min	29 min	23 min	27 min	47 min	37 min	14 min	45 min	60 min	54 min	0 min	8 h 41 min
Chasseral1,594 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	4 min	20 min	16 min	23 min	13 min	18 min	3 min	1 h 37 min
Napf1,404 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	1 min	0 min	25 min	7 min	0 min	4 min	0 min	37 min
Adelboden1,321 m	0 min	0 min	0 min	7 min	18 min	43 min	60 min	60 min	60 min	60 min	60 min	20 min	0 min	0 min	6 h 28 min
Bullet / La Frétaz1,205 m	0 min	0 min	0 min	1 min	0 min	17 min	57 min	14 min	3 min	17 min	10 min	54 min	5 min	0 min	2 h 58 min
Chaumont1,136 m	0 min	4 min	4 min	2 min	5 min	40 min	10 min	18 min	15 min	54 min	60 min	60 min	40 min	0 min	5 h 12 min
Hörnli1,133 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	3 min	22 min	50 min	0 min	1 h 15 min
La Brévine1,050 m	0 min	0 min	0 min	0 min	0 min	4 min	2 min	25 min	56 min	30 min	29 min	23 min	37 min	0 min	3 h 26 min
Plaffeien1,042 m	0 min	0 min	23 min	1 min	0 min	12 min	46 min	41 min	54 min	54 min	51 min	58 min	45 min	0 min	6 h 25 min
Engelberg1,036 m	0 min	0 min	1 min	3 min	0 min	27 min	54 min	43 min	44 min	20 min	0 min	10 min	4 min	0 min	3 h 26 min
Château-d'Oex1,028 m	0 min	5 min	38 min	60 min	53 min	60 min	60 min	60 min	59 min	56 min	40 min	46 min	0 min	0 min	8 h 57 min
La Chaux-de-Fonds1,017 m	0 min	0 min	0 min	0 min	0 min	12 min	8 min	17 min	18 min	26 min	35 min	1 min	15 min	0 min	2 h 12 min
Bantiger942 m	0 min	0 min	7 min	8 min	10 min	6 min	3 min	6 min	26 min	25 min	43 min	42 min	47 min	0 min	3 h 43 min
Einsiedeln911 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	3 min	0 min	0 min	0 min	8 min	0 min	0 min	11 min
Uetliberg854 m	0 min	0 min	0 min	1 min	0 min	0 min	0 min	0 min	0 min	1 min	8 min	58 min	51 min	0 min	1 h 59 min
Lägern845 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	6 min	0 min	6 min	28 min	55 min	0 min	1 h 35 min
Oron828 m	0 min	0 min	0 min	8 min	16 min	21 min	48 min	55 min	60 min	60 min	60 min	60 min	50 min	0 min	7 h 18 min
St. Gallen776 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	2 min	0 min	0 min	0 min	0 min	34 min	0 min	36 min
Frutigen756 m	0 min	0 min	0 min	46 min	55 min	12 min	16 min	48 min	59 min	60 min	60 min	18 min	0 min	0 min	6 h 14 min
Langnau i.E.744 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	1 min	8 min	51 min	51 min	0 min	1 h 51 min
Salen-Reutenen719 m	0 min	0 min	0 min	0 min	5 min	2 min	11 min	0 min	3 min	0 min	19 min	22 min	57 min	0 min	1 h 59 min
Bière684 m	32 min	60 min	60 min	59 min	57 min	49 min	60 min	60 min	60 min	60 min	60 min	60 min	44 min	0 min	12 h 1 min
Fribourg / Grangeneuve651 m	0 min	9 min	9 min	0 min	0 min	10 min	30 min	42 min	34 min	22 min	52 min	59 min	46 min	4 min	5 h 17 min
Ebnat-Kappel623 m	0 min	0 min	0 min	0 min	0 min	17 min	7 min	36 min	29 min	11 min	5 min	21 min	16 min	0 min	2 h 22 min
Rünenberg611 m	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	0 min	11 min	10 min	0 min	21 min
Zürich / Fluntern604 m	0 min	0 min	1 min	0 min	0 min	0 min	0 min	4 min	0 min	4 min	5 min	53 min	56 min	0 min	2 h 3 min

no sun1–19 min20–44 min45–60 minMeasured fog levelMeasurements: MeteoSwiss, SwissMetNet

For the press

Chart and measurements are free to use with a link to this page (CC BY 4.0). Source of the measurements: MeteoSwiss, SwissMetNet stations.

Measurements as CSV

More sea-of-fog days

The days the MeteoSwiss network measured a sea of fog in at least half of the hours with the sun high – each with all its measurements.

Fog level and sea of fog today

Source: MeteoSwiss