saturday
20 december

min.-13° max.-4°
Cloudy

Cloudy

Overcast and light snow night

-5°

Cloudy morning

-3°

Clear day

-5°

Clear evening

-12°

Precipitation probability, %

100%

-

-

-

Wind speed, m/s

1.3

1.9

1.9

1.2

sunday
21 december

min.-14° max.-7°
Overcast

Overcast

Clear night

-13°

Cloudy morning

-9°

Cloudy day

-4°

Overcast evening

-4°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

0.2

1

0.9

1.5

monday
22 december

min.-5° max.+1°
Overcast

Overcast

Overcast night

-2°

Cloudy morning

Overcast day

Fog evening

-3°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1.2

1.3

0.7

0.6

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