saturday
20 december

min.+4° max.+18°
Overcast

Overcast

Clear night

+4°

Clear morning

+13°

Cloudy day

+16°

Fog evening

+12°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

0.9

1.7

0.7

0.5

sunday
21 december

min.+6° max.+14°
Overcast

Overcast

Fog night

+11°

Overcast morning

+11°

Partly cloudy day

+12°

Partly cloudy evening

+6°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1.3

1.5

0.9

1.2

monday
22 december

min.+4° max.+10°
Overcast and showers

Overcast and showers

Partly cloudy night

+5°

Overcast and showers morning

+8°

Overcast and showers day

+9°

Overcast evening

+12°

Precipitation probability, %

-

65%

100%

-

Wind speed, m/s

1

0.9

0.8

1

Geomagnetic activity,
Kp-index for three days

00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
20.12.2025
Saturday
2
2
2
1
2
2
2
2
21.12.2025
Sunday
2
1
1
1
1
2
2
2
22.12.2025
Monday
2
3
4
4
4
5
-
-
– Small disturbances
– Weak storms
– Strong storms
– Extreme storms