Geomagnetic activity nowcast

Suomeksi

Issued at 20260107 22:01:02 UT

Solar wind parameters of the latest hour by NOAA
parameter	min	max	mean
IMF Bz [nT]	-7.1	-4.8	-6.2
velocity [km/s]	341.0	358.0	352.3
density [cm-3]	4.0	14.5	9.8

Geomagnetic activity (RX [nT])
site	latest hour	next hour (RXmin, RXmax)

Kevo (KEV)	68	48	665
Maasi (MAS)	58	62	685
Kilpisjärvi (KIL)	66	77	691
Ivalo (IVA)	85	86	741
Muonio (MUO)	70	65	648
Sodankylä (SOD)	66	52	589
Pello (PEL)	49	41	578
Oulujärvi (OUJ)	17	16	368
Mekrijärvi (MEK)	10	9	148
Hankasalmi (HAN)	13	10	120
Nurmijärvi (NUR)	9	9	87
Tartu (TAR)	6	8	54

Next hour values give the range in which RX belongs with a 90% probability

Colours describe the activity level:

low	increased	moderate	high	very high

Short explanation of the method

Data and licenses