Geomagnetic activity nowcast

Suomeksi

Issued at 20250808 11:16:02 UT

Solar wind parameters of the latest hour by NOAA
parameter	min	max	mean
IMF Bz [nT]	-10.8	-7.4	-9.2
velocity [km/s]	340.2	367.3	353.6
density [cm-3]	5.6	48.2	11.5

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

Kevo (KEV)	75	34	229
Maasi (MAS)	72	25	230
Kilpisjärvi (KIL)	-	30	237
Ivalo (IVA)	59	28	154
Muonio (MUO)	-	32	245
Sodankylä (SOD)	61	33	227
Pello (PEL)	55	32	189
Oulujärvi (OUJ)	48	26	102
Mekrijärvi (MEK)	40	10	54
Hankasalmi (HAN)	29	22	69
Nurmijärvi (NUR)	32	21	68
Tartu (TAR)	23	12	58

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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