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Time
UTC		DSCOVRACE
Solar WindGSMSolar WindGSM
Proton DensityBulk SpeedBzProton DensityBulk SpeedBz
20:52------
20:51------
20:50------
20:49------
20:48---3.3446.7-0.5
20:47---0.8418.1-0.4
20:46---2.6442.6-0.4
20:45---4.8451.0-0.2
20:44---4.4455.70.6
20:43---2.6434.31.6
20:42---3.7445.11.5
20:41---2.6437.22.1
20:40---3.3440.61.1
20:39---4.5447.60.5
20:38---4.2445.91.4
20:37---3.6442.40.9
20:36---3.5441.80.9
20:35---3.3441.50.9
20:34---3.3441.80.5
20:33---3.3439.80.3
20:32---3.2438.90.0
20:31---2.8439.7-0.2
20:30---2.3443.2-0.1
20:29---3.3442.20.2
20:28---2.7444.40.8
20:27---2.8443.5-0.1
20:26---2.4444.3-0.1
20:25---2.4445.9-0.1
20:24------0.3
20:23------0.4
20:22---2.1445.6-0.3
20:21---2.6443.9-0.7
20:20---3.0442.1-0.5
20:19---2.8442.0-0.6
20:18---2.8442.6-0.9
20:17---3.0445.2-0.7
20:16---3.1446.7-0.6
20:15---2.8444.1-0.9
20:14---2.8444.2-0.7
20:13---2.4446.3-1.0
20:12---2.8445.3-1.2
20:11---2.5442.7-0.8
20:10---2.0445.0-0.8
20:09---2.5454.5-1.1
20:08---2.5457.4-0.9
20:07---1.5435.7-0.8
20:06---1.7433.0-1.0
20:05---2.2444.7-0.9
20:04---2.2452.8-1.4
20:03---2.2454.4-1.8
20:02---1.6439.1-2.1
20:01---2.0445.7-1.8
20:00---2.8455.1-1.3
19:59---1.2431.5-1.2
19:58---2.5440.3-1.0
19:57---2.4442.4-0.9
19:56---2.5442.9-0.7
19:55---2.4443.7-0.5
19:54---2.5442.0-1.2
19:53---2.9443.7-0.2
19:52---2.8442.90.1
19:51---2.7444.0-0.2
19:50---2.7445.3-0.1
19:49---2.8440.80.0
19:48---2.9442.00.2
19:47---3.1444.10.5
19:46---2.8444.20.7
19:45---2.7442.90.8
19:44---2.7442.70.6
19:43---2.3443.2-0.7
19:42---2.4443.5-1.0
19:41---2.3444.8-1.1
19:40---2.4448.8-0.8
19:39---2.2444.9-1.0
19:38---2.4445.5-1.3
19:37---2.5442.5-1.1
19:36---2.9447.5-0.6
19:35---3.0445.3-0.3
19:34---3.1442.80.9
19:33---2.4453.41.0
19:32---1.6465.2-2.7
19:31---1.5457.6-2.9
19:30---1.0443.0-3.1
19:29---1.7454.9-3.0
19:28---3.3465.2-2.4
19:27---3.8469.5-2.1
19:26---0.8437.0-0.9
19:25---2.8459.7-0.9
19:24---3.3465.7-0.7
19:23---3.4466.0-0.9
19:22---1.4442.6-0.8
19:21---2.7453.8-0.4
19:20---3.0460.4-0.7
19:19---3.2457.3-0.5
19:18---3.1456.5-0.3
19:17---2.7457.8-0.4
19:16---2.9454.90.3
19:15---2.9454.7-0.1
19:14---2.9452.9-0.4
19:13---2.8449.6-0.6
19:12---3.0452.2-0.1
19:11---3.3450.50.2
19:10---3.4450.30.5
19:09---1.1462.2-0.0
19:08---1.9456.0-4.0
19:07---2.8451.2-
19:06---2.8451.1-0.3
19:05---2.5450.9-0.5
19:04---2.8450.9-0.1
19:03---2.9450.4-0.3
19:02---3.1450.90.1
19:01---3.1450.50.8
19:00---2.8451.6-0.0
18:59---2.8452.7-
18:58---2.8448.3-
18:57---3.0449.50.2
18:56---3.1451.00.6
18:55---3.4455.60.4
18:54---3.0450.30.5
18:53---3.0453.10.4
Built 2026-07-15 20:53 from source
Solar wind parameters of the latest hour by NOAA
parameterminmaxmean
IMF Bz [nT]-3.10.5-1.0
velocity [km/s]428.7437.8432.8
density [cm-3]3.24.84.1
Geomagnetic activity (RX [nT])
sitelatest hournext hour (RXmin, RXmax)
Kevo (KEV)6818314
Maasi (MAS)6014304
Kilpisjärvi (KIL)-13308
Ivalo (IVA)4110257
Muonio (MUO)3510280
Sodankylä (SOD)239256
Pello (PEL)218249
Oulujärvi (OUJ)16696
Mekrijärvi (MEK)13432
Hankasalmi (HAN)-442
Nurmijärvi (NUR)12538
Tartu (TAR)9429
low increasedmoderate high very high

Short explanation of the method

Data and licenses

AurorasNow! (Finnish Meteorological Institute)
Built 2026-07-15 20:47 from source
NAL | LYR | HOP | BJN | NOR | SOR | TRO | KEV | KIL | MEK | HAN | NUR | TAR
Issue Time: 2026-07-15 08:53 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5386
Valid From: 2026-07-15 01:43 UTC
Now Valid Until: 2026-07-15 15:00 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: 2026-07-15 05:58 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2026-07-15 05:54 UTC
Synoptic Period: 0300-0600
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: 2026-07-15 05:54 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5385
Valid From: 2026-07-15 01:43 UTC
Now Valid Until: 2026-07-15 09:00 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: 2026-07-15 01:44 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2026-07-15 01:43 UTC
Valid To: 2026-07-15 06:00 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: 2026-07-14 00:08 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2026-07-13 23:59 UTC
Synoptic Period: 2100-2400
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: 2026-07-13 23:50 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2026-07-13 23:49 UTC
Valid To: 2026-07-14 09:00 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: 2026-07-13 10:27 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3715
Begin Time: 2026-07-10 11:26 UTC
Yesterday Maximum 2MeV Flux: 3729 pfu
Yesterday's max: 3,730 pfu

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.

Built 2026-07-15 12:37 from source