Monitoring

SettingsLast update:

Time UTC	DSCOVR			ACE
	Solar Wind		GSM	Solar Wind		GSM
	Proton Density	Bulk Speed	Bz	Proton Density	Bulk Speed	Bz
05:59	-	-	-	-	-	-
05:58	-	-	-	-	-	-
05:57	-	-	-	-	-	-
05:56	-	-	-	-	-	-
05:55	-	-	-	-	-	-
05:54	-	-	-	-	-	-
05:53	-	-	-	-	-	-
05:52	-	-	-	-	-	-
05:51	-	-	-	-	-	-
05:50	-	-	-	-	-	-
05:49	-	-	-	-	-	-
05:48	-	-	-	6.6	458.6	-0.7
05:47	-	-	-	1.4	438.2	-0.7
05:46	-	-	-	3.1	450.6	-0.8
05:45	-	-	-	4.0	450.5	-0.8
05:44	-	-	-	5.3	456.4	-0.7
05:43	-	-	-	3.8	450.5	-0.7
05:42	-	-	-	3.0	447.4	-0.7
05:41	-	-	-	3.7	449.8	-0.7
05:40	-	-	-	4.1	451.5	-0.8
05:39	-	-	-	4.2	452.6	-0.7
05:38	-	-	-	4.1	450.7	-0.6
05:37	-	-	-	3.7	449.5	-0.6
05:36	-	-	-	2.8	445.8	-0.6
05:35	-	-	-	4.2	449.4	-0.7
05:34	-	-	-	4.6	451.5	-0.7
05:33	-	-	-	4.4	451.4	-0.7
05:32	-	-	-	5.0	451.8	-0.7
05:31	-	-	-	5.0	451.8	-0.6
05:30	-	-	-	4.5	450.7	-0.6
05:29	-	-	-	5.4	454.6	-0.7
05:28	-	-	-	7.2	457.9	-0.7
05:27	-	-	-	3.4	444.5	-0.4
05:26	-	-	-	2.3	444.2	-0.5
05:25	-	-	-	4.9	453.4	-0.5
05:24	-	-	-	7.1	458.0	-0.5
05:23	-	-	-	5.6	452.1	-0.5
05:22	-	-	-	1.8	439.9	-0.3
05:21	-	-	-	5.0	450.4	-0.3
05:20	-	-	-	5.1	450.1	-0.2
05:19	-	-	-	5.9	452.9	-0.2
05:18	-	-	-	5.5	450.5	-0.1
05:17	-	-	-	5.6	449.4	-0.0
05:16	-	-	-	5.3	450.4	-0.1
05:15	-	-	-	5.1	450.5	-0.1
05:14	-	-	-	6.3	452.2	-0.0
05:13	-	-	-	8.5	458.3	0.3
05:12	-	-	-	8.3	458.3	0.6
05:11	-	-	-	3.2	442.0	0.3
05:10	-	-	-	2.8	443.5	-0.2
05:09	-	-	-	4.8	453.9	-0.2
05:08	-	-	-	6.3	459.1	-0.2
05:07	-	-	-	5.5	453.1	-0.2
05:06	-	-	-	1.4	437.8	-0.3
05:05	-	-	-	4.2	453.1	-0.5
05:04	-	-	-	5.9	456.8	-0.4
05:03	-	-	-	7.3	458.5	-0.9
05:02	-	-	-	1.6	439.9	-0.9
05:01	-	-	-	5.1	454.6	-0.9
05:00	-	-	-	4.7	451.7	-1.0
04:59	-	-	-	5.5	453.3	-
04:58	-	-	-	5.6	453.5	-1.0
04:57	-	-	-	5.6	454.1	-1.0
04:56	-	-	-	5.7	456.0	-1.0
04:55	-	-	-	5.3	453.7	-0.9
04:54	-	-	-	5.2	452.4	-0.9
04:53	-	-	-	5.6	453.9	-0.8
04:52	-	-	-	7.2	460.3	-0.9
04:51	-	-	-	6.4	458.4	-0.8
04:50	-	-	-	2.2	444.3	-0.6
04:49	-	-	-	5.1	455.0	-0.6
04:48	-	-	-	5.6	461.7	-1.0
04:47	-	-	-	4.0	461.9	-1.2
04:46	-	-	-	0.4	435.0	-1.1
04:45	-	-	-	2.8	452.3	-1.1
04:44	-	-	-	4.3	451.4	-1.0
04:43	-	-	-	8.9	463.3	-0.9
04:42	-	-	-	2.6	442.2	-0.7
04:41	-	-	-	5.7	453.8	-0.7
04:40	-	-	-	4.5	448.9	-0.6
04:39	-	-	-	4.7	448.6	-0.7
04:38	-	-	-	5.5	451.0	-0.6
04:37	-	-	-	5.8	451.3	-0.7
04:36	-	-	-	6.0	450.9	-0.7
04:35	-	-	-	6.1	450.9	-0.5
04:34	-	-	-	6.5	453.4	-0.4
04:33	-	-	-	5.5	450.7	-0.4
04:32	-	-	-	3.8	447.2	-0.7
04:31	-	-	-	8.6	458.4	-0.7
04:30	-	-	-	1.9	440.4	-0.7
04:29	-	-	-	5.7	456.9	-0.8
04:28	-	-	-	5.7	458.6	0.1
04:27	-	-	-	8.5	462.6	0.6
04:26	-	-	-	2.8	447.5	0.4
04:25	-	-	-	1.4	444.0	0.3
04:24	-	-	-	4.4	453.8	0.4
04:23	-	-	-	5.9	459.6	0.7
04:22	-	-	-	5.2	460.2	0.9
04:21	-	-	-	3.7	455.9	1.1
04:20	-	-	-	3.6	454.4	1.2
04:19	-	-	-	4.1	455.1	1.2
04:18	-	-	-	5.0	455.0	1.2
04:17	-	-	-	4.4	455.4	1.3
04:16	-	-	-	4.4	456.8	1.1
04:15	-	-	-	-	-	0.9
04:14	-	-	-	4.9	451.8	-0.3
04:13	-	-	-	4.8	454.3	-0.8
04:12	-	-	-	6.2	457.9	-0.5
04:11	-	-	-	8.4	471.6	-0.7
04:10	-	-	-	1.9	445.0	-0.7
04:09	-	-	-	4.3	452.8	-0.3
04:08	-	-	-	6.9	461.3	-0.4
04:07	-	-	-	8.1	465.1	-0.6
04:06	-	-	-	7.3	461.0	-0.6
04:05	-	-	-	5.1	456.3	-0.5
04:04	-	-	-	4.9	456.3	-0.5
04:03	-	-	-	5.9	456.4	-0.6
04:02	-	-	-	5.4	455.7	-0.6
04:01	-	-	-	5.7	455.7	-0.7
04:00	-	-	-	5.0	453.5	-0.5

Built 2026-07-13 06:00 from source

Solar wind parameters of the latest hour by NOAA
parameter	min	max	mean
IMF Bz [nT]	-1.3	0.2	-0.8
velocity [km/s]	433.9	439.0	436.6
density [cm^-3]	1.9	3.0	2.4

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

Kevo (KEV)	11	4	52
Maasi (MAS)	13	4	56
Kilpisjärvi (KIL)	-	4	57
Ivalo (IVA)	9	4	38
Muonio (MUO)	11	4	36
Sodankylä (SOD)	8	3	31
Pello (PEL)	9	3	31
Oulujärvi (OUJ)	8	3	21
Mekrijärvi (MEK)	5	2	14
Hankasalmi (HAN)	-	2	16
Nurmijärvi (NUR)	5	2	17
Tartu (TAR)	5	2	14

low	increased	moderate	high	very high

Short explanation of the method

Data and licenses

AurorasNow! (Finnish Meteorological Institute)

Built 2026-07-13 05:47 from source

NAL | LYR | HOP | BJN | NOR | SOR | TRO | KEV | KIL | MEK | HAN | NUR | TAR

Issue Time: 2026-07-12 21:01 UTC
CANCEL WARNING: Geomagnetic K-index of 5 expected
Cancel Serial Number: 2249
Original Issue Time: 2026-07-12 14:11 UTC
Should have only been valid until 12/2100 UTC.
Should have only been valid until 12/2100 UTC.NOAA Scale: G1 - Minor
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

Issue Time: 2026-07-12 15:03 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2026-07-12 14:59 UTC
Synoptic Period: 1200-1500
Active Warning: YES
Noaa Scale: G1 - Minor
Comment
NOAA Scale: G1 - Minor
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

Issue Time: 2026-07-12 14:11 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2026-07-12 14:10 UTC
Valid To: 2026-07-13 21:00 UTC
Warning Conditions: Onset
Noaa Scale: G1 - Minor
Comment
NOAA Scale: G1 - Minor
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

Issue Time: 2026-07-12 05:32 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3714
Begin Time: 2026-07-10 11:26 UTC
Yesterday Maximum 2MeV Flux: 4620 pfu
Yesterday's max: 4,620 pfu

Issue Time: 2026-07-12 03:46 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2026-07-12 02:59 UTC
Synoptic Period: 0000-0300
Active Warning: YES
Comment
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

Issue Time: 2026-07-12 02:12 UTC
ALERT: Type IV Radio Emission
Begin Time: 2026-07-12 00:53 UTC
Comment

Issue Time: 2026-07-12 02:11 UTC
ALERT: Type II Radio Emission
Begin Time: 2026-07-12 01:35 UTC
Estimate Velocity: 678 km/s
Comment

Issue Time: 2026-07-12 01:34 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2026-07-12 01:35 UTC
Valid To: 2026-07-12 23:59 UTC
Warning Conditions: Onset
Comment
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

Issue Time: 2026-07-11 05:01 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3713
Begin Time: 2026-07-10 11:26 UTC
Yesterday Maximum 2MeV Flux: 2029 pfu
Yesterday's max: 2,030 pfu

Issue Time: 2026-07-10 19:46 UTC
WATCH: Geomagnetic Storm Category G1 Predicted
Highest Storm Level Predicted by Day
Jul 11: None (Below G1) Jul 12: G1 (Minor) Jul 13: None (Below G1)
THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT
Comment
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.

Issue Time: 2026-07-10 11:51 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5381
Valid From: 2026-07-09 11:19 UTC
Now Valid Until: 2026-07-11 03:00 UTC
Warning Condition: Persistence
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

Issue Time: 2026-07-10 11:26 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2026-07-10 11:26 UTC
Station: GOES-19
Comment: Yesterday's max: 767 pfu
Yesterday's max: 767 pfu

Built 2026-07-13 01:29 from source