Geomagnetic activity nowcast

Suomeksi

Issued at 20260720 07:01:01 UT

Solar wind parameters of the latest hour by NOAA
parameter	min	max	mean
IMF Bz [nT]	-2.8	-0.3	-1.7
velocity [km/s]	266.9	287.2	274.1
density [cm-3]	1.8	3.6	2.5

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

Kevo (KEV)	9	3	24
Maasi (MAS)	9	3	22
Kilpisjärvi (KIL)	-	4	24
Ivalo (IVA)	10	3	20
Muonio (MUO)	9	3	21
Sodankylä (SOD)	9	3	20
Pello (PEL)	10	3	20
Oulujärvi (OUJ)	8	3	19
Mekrijärvi (MEK)	9	2	15
Hankasalmi (HAN)	-	2	17
Nurmijärvi (NUR)	12	3	17
Tartu (TAR)	9	3	15

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

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