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Time
UTC
DSCOVRACE
Solar WindGSMSolar WindGSM
Proton DensityBulk SpeedBzProton DensityBulk SpeedBz
23:50------
23:49------
23:48------
23:479.64452.10.44---
23:469.48452.10.38---
23:459.50452.00.40---
23:449.48452.30.41---
23:439.59452.50.41---
23:429.49452.40.42---
23:419.54452.10.51---
23:409.36452.20.53---
23:399.38452.20.50---
23:389.49452.40.33---
23:379.51452.50.49---
23:369.46452.60.54---
23:359.45452.70.59---
23:349.40452.70.52---
23:339.52452.70.53---
23:329.49452.80.54---
23:319.43452.70.50---
23:309.40452.60.48---
23:299.43452.40.52---
23:289.44452.30.55---
23:279.50452.40.63---
23:269.49452.50.62---
23:259.54452.90.54---
23:249.28452.50.58---
23:239.04452.50.58---
23:229.08452.40.55---
23:219.07452.40.59---
23:209.37453.10.48---
23:199.51453.20.21---
23:189.62453.30.28---
23:179.52452.90.33---
23:169.49452.90.47---
23:159.66453.30.50---
23:149.83453.40.45---
23:139.44452.60.37---
23:129.76453.30.36---
23:119.78453.30.40---
23:109.83453.00.48---
23:099.87453.00.46---
23:089.80452.80.44---
23:079.90452.90.39---
23:069.70452.20.51---
23:059.69452.30.62---
23:049.80452.70.67---
23:039.84453.20.66---
23:029.90453.10.69---
23:019.82453.30.68---
23:009.83453.30.66---
22:599.94453.00.63---
22:589.94453.00.69---
22:579.93453.20.65---
22:569.82453.10.53---
22:559.92453.20.41---
22:549.91453.30.46---
22:539.95453.00.54---
22:529.87453.20.52---
22:519.48453.40.15---
22:509.44453.70.35---
22:499.41453.60.30---
22:489.30453.60.28---
22:479.61453.60.33---
22:469.71453.70.51---
22:459.62453.60.41---
22:449.58452.80.51---
22:439.35453.10.45---
22:429.60453.30.60---
22:419.30454.10.70---
22:409.73453.30.52---
22:399.71452.80.47---
22:389.60452.80.56---
22:379.50452.70.83---
22:369.52453.00.87---
22:359.63453.00.94---
22:349.52453.30.92---
22:339.57453.50.84---
22:329.65453.50.80---
22:319.77453.40.80---
22:309.79453.30.77---
22:2910.01453.50.61---
22:2810.03453.50.57---
22:2710.13453.70.40---
22:2610.30453.60.42---
22:2510.55453.70.43---
22:2410.73453.40.23---
22:2310.39453.20.623.3453.10.2
22:2210.48452.90.674.0455.30.3
22:2110.27453.40.814.0456.10.5
22:2010.77453.70.014.2455.70.4
22:1910.92453.60.185.3456.00.5
22:1811.29453.20.545.4455.50.4
22:1711.05454.5-0.094.5456.00.5
22:1611.22454.8-0.155.5457.30.4
22:1511.24454.70.016.0457.50.4
22:1411.17454.30.093.3457.30.4
22:1311.12454.50.226.0457.30.4
22:1210.99454.40.204.6458.20.3
22:1111.48455.20.214.8457.90.5
22:1011.56455.50.104.0459.10.5
22:0911.68455.80.112.7461.30.6
22:0811.61455.90.042.4461.90.7
22:0711.57455.60.013.5462.10.8
22:0611.07457.30.353.6460.40.8
22:0511.06456.40.614.3459.70.8
22:0411.22454.70.644.2459.50.7
22:0311.31453.90.613.8458.70.7
22:0211.41453.60.705.0458.40.7
22:0111.42453.70.565.6457.50.4
22:0011.43453.50.184.0457.6-0.2
21:5911.02453.60.33---
21:5810.76453.40.813.3457.9-0.3
21:5710.42454.41.273.0456.7-0.5
21:5611.04454.51.393.2456.7-0.3
21:5511.38454.51.595.0457.6-0.3
21:5411.43454.41.483.7459.40.1
21:5311.25454.51.624.2457.50.7
21:5211.21454.11.633.7457.01.0
21:5111.23454.41.624.0457.70.9
Built 2021-02-26 23:51 from source
Solar wind parameters of the latest hour by NOAA
parameterminmaxmean
IMF Bz [nT]0.10.70.5
velocity [km/s]452.1453.7452.9
density [cm-3]9.09.99.6
Geomagnetic activity (RX [nT])
sitelatest hournext hour (RXmin, RXmax)
Kevo (KEV)13211272
Maasi (MAS)13111286
Kilpisjärvi (KIL)1129302
Ivalo (IVA)1206245
Muonio (MUO)996279
Sodankylä (SOD)1146244
Pello (PEL)775234
Oulujärvi (OUJ)25494
Mekrijärvi (MEK)16229
Hankasalmi (HAN)15337
Nurmijärvi (NUR)13333
Tartu (TAR)10222
low increasedmoderate high very high

Short explanation of the method

AurorasNow! (Finnish Meteorological Institute)
Built 2021-02-26 23:47 from source
Issue Time: 2021-02-26 12:47 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2021-02-26 12:30 UTC
Station: GOES-16


Issue Time: 2021-02-25 05:35 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3839
Valid From: 2021-02-24 06:00 UTC
Now Valid Until: 2021-02-25 12:00 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: 2021-02-24 23:43 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3838
Valid From: 2021-02-24 06:00 UTC
Now Valid Until: 2021-02-25 06:00 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: 2021-02-24 20:15 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2021-02-24 20:15 UTC
Valid To: 2021-02-24 23:59 UTC
Warning Condition: Onset
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: 2021-02-24 17:57 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3837
Valid From: 2021-02-24 06:00 UTC
Now Valid Until: 2021-02-24 23:59 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: 2021-02-24 08:30 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2021-02-24 08:30 UTC
Valid To: 2021-02-24 15:00 UTC
Warning Condition: Onset
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: 2021-02-24 08:30 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3836
Valid From: 2021-02-24 06:00 UTC
Now Valid Until: 2021-02-24 18:00 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: 2021-02-24 08:16 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2021-02-24 08:15 UTC
Synoptic Period: 0600-0900 UTC

Active Warning: Yes
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

Issue Time: 2021-02-24 06:02 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2021-02-24 06:00 UTC
Valid To: 2021-02-24 12:00 UTC
Warning Condition: Onset
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.

Issue Time: 2021-02-24 05:17 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3103
Begin Time: 2021-02-21 05:35 UTC
Yesterday Maximum 2MeV Flux: 14236 pfu

Built 2021-02-26 22:35 from source