saturday
20 december

min. max.+15°
Clear

Clear

Clear night

+1°

Clear morning

+9°

Clear day

+9°

Clear evening

+6°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

0.5

0.5

0.6

0.7

sunday
21 december

min.+5° max.+12°
Cloudy

Cloudy

Partly cloudy night

+3°

Partly cloudy morning

+10°

Clear day

+10°

Clear evening

+5°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

0.5

1

0.8

0.8

monday
22 december

min. max.+9°
Cloudy

Cloudy

Partly cloudy night

+2°

Partly cloudy morning

+6°

Clear day

+6°

Cloudy evening

+4°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

0.7

0.6

0.6

0.5

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