Weather Chevy Chase for week
from 10 december - to 16 december
Geomagnetic activity,
Kp-index
9
8
7
6
5
4
3
2
1
10.12
11.12
12.12
13.12
14.12
15.12
16.12
– Small disturbances
– Weak storms
– Strong storms
– Extreme storms