saturday
20 december

min. max.+12°
Clear

Clear

Clear night

-1°

Clear morning

+6°

Overcast day

+7°

Clear evening

+4°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

0.2

0.9

0.9

1.1

sunday
21 december

min.+3° max.+14°
Partly cloudy

Partly cloudy

Partly cloudy night

+4°

Clear morning

+11°

Clear day

+11°

Clear evening

+4°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1

0.7

0.8

1.3

monday
22 december

min.-3° max.+6°
Cloudy

Cloudy

Clear night

-1°

Partly cloudy morning

+3°

Clear day

+3°

Cloudy evening

+2°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1

0.5

0.6

1

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