saturday
20 december

min.-5° max.+1°
Overcast and light wet snow

Overcast and light wet snow

Overcast night

-4°

Partly cloudy morning

-1°

Partly cloudy day

-1°

Overcast evening

-1°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1.9

0.9

0.9

1

sunday
21 december

min.-4° max.+4°
Cloudy

Cloudy

Cloudy night

Partly cloudy morning

+1°

Cloudy day

-3°

Partly cloudy evening

-4°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1.1

1.7

1.6

1.7

monday
22 december

min.-8° max.
Overcast

Overcast

Clear night

-8°

Clear morning

-2°

Overcast day

-3°

Overcast evening

-2°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1.3

0.9

0.9

0.2

Geomagnetic activity,
Kp-index for three days

01:00 04:00 07:00 10:00 13:00 16:00 19:00 22:00
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