saturday
20 december

min.+2° max.+22°
Clear

Clear

Clear night

+5°

Clear morning

+15°

Clear day

+18°

Clear evening

+6°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1.2

1

2.2

2.1

sunday
21 december

min.+1° max.+15°
Partly cloudy

Partly cloudy

Clear night

+1°

Partly cloudy morning

+6°

Overcast day

+7°

Overcast evening

+6°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1.5

1

1

0.9

monday
22 december

min.+5° max.+23°
Overcast

Overcast

Overcast night

+6°

Overcast morning

+9°

Clear day

+13°

Clear evening

+14°

Precipitation probability, %

-

-

-

-

Wind speed, m/s

1

2

1.5

1.2

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