Menu
SettingsLast update:
Time
UTC
DSCOVRACE
Solar WindGSMSolar WindGSM
Proton DensityBulk SpeedBzProton DensityBulk SpeedBz
21:21------
21:20------
21:192.75487.6-1.25---1.3
21:182.72484.9-1.362.7484.9-1.4
21:172.63486.1-1.832.6486.1-1.8
21:162.59486.3-2.282.6486.3-2.3
21:152.63484.2-2.222.6484.2-2.2
21:142.73483.2-1.882.7483.2-1.9
21:132.81481.9-1.712.8481.9-1.7
21:122.67480.7-1.382.7480.7-1.4
21:112.65479.8-1.242.6479.8-1.2
21:102.57486.1-1.092.6486.1-1.1
21:092.89479.3-0.992.9479.3-1.0
21:082.45486.0-0.642.4486.0-0.6
21:072.35492.3-0.532.3492.3-0.5
21:062.27490.6-0.482.3490.6-0.5
21:052.25489.5-0.232.3489.5-0.2
21:042.18490.0-0.012.2490.0-0.0
21:032.19490.20.142.2490.20.1
21:022.22489.40.312.2489.40.3
21:012.22489.00.342.2489.00.3
21:002.21489.10.442.2489.10.4
20:59--0.30--0.3
20:58--0.42--0.4
20:572.31486.30.402.3486.30.4
20:562.50482.70.292.5482.70.3
20:552.65471.11.702.6471.11.7
20:542.70472.11.862.7472.11.9
20:532.78473.21.522.8473.21.5
20:522.66478.51.552.7478.51.6
20:512.53475.61.462.5475.61.5
20:502.70485.01.682.7485.01.7
20:492.02485.51.652.0485.51.6
20:482.27506.11.312.3506.11.3
20:472.69504.6-0.122.7504.6-0.1
20:462.94501.1-0.112.9501.1-0.1
20:453.05496.8-0.033.1496.8-0.0
20:443.01486.0-3.0486.0-
20:432.89478.21.292.9478.21.3
20:422.91478.40.552.9478.40.6
20:412.97483.8-3.0483.8-
20:402.83490.20.712.8490.20.7
20:392.81478.80.862.8478.80.9
20:382.70479.71.632.7479.71.6
20:372.68482.21.592.7482.21.6
20:362.76482.41.882.8482.41.9
20:352.86480.81.642.9480.81.6
20:342.73479.61.542.7479.61.5
20:332.80479.91.612.8479.91.6
20:322.88480.21.912.9480.21.9
20:312.99482.31.923.0482.31.9
20:302.97482.72.303.0482.72.3
20:293.03481.72.213.0481.72.2
20:283.13479.51.713.1479.51.7
20:273.13477.60.803.1477.60.8
20:263.34480.90.493.3480.90.5
20:253.33481.1-0.893.3481.1-0.9
20:243.39482.3-1.513.4482.3-1.5
20:233.67484.6-1.013.7484.6-1.0
20:223.27481.8-0.493.3481.8-0.5
20:213.39480.1-0.583.4480.1-0.6
20:203.15479.8-0.673.2479.8-0.7
20:194.00487.1-0.744.0487.1-0.7
20:183.18488.9-0.733.2488.9-0.7
20:173.25489.0-0.763.3489.0-0.8
20:163.29488.7-0.563.3488.7-0.6
20:153.44489.8-0.393.4489.8-0.4
20:143.23488.8-0.323.2488.8-0.3
20:133.39488.9-0.163.4488.9-0.2
20:123.49489.0-0.503.5489.0-0.5
20:113.42489.1-0.573.4489.1-0.6
20:103.52490.2-0.593.5490.2-0.6
20:093.28488.9-0.283.3488.9-0.3
20:083.25488.6-0.573.3488.6-0.6
20:072.43489.9-0.992.4489.9-1.0
20:063.38494.3-0.563.4494.3-0.6
20:053.00493.4-0.283.0493.4-0.3
20:043.43492.9-0.353.4492.9-0.4
20:033.01491.3-0.333.0491.3-0.3
20:023.32490.5-0.293.3490.5-0.3
20:012.77489.90.092.8489.90.1
20:002.70493.10.102.7493.10.1
19:592.43489.10.24---
19:582.41487.1-0.192.4487.1-0.2
19:572.36487.0-0.162.4487.0-0.2
19:562.83485.8-0.222.8485.8-0.2
19:553.34483.1-0.173.3483.1-0.2
19:543.07480.5-0.333.1480.5-0.3
19:532.94478.2-0.342.9478.2-0.3
19:522.95478.3-0.392.9478.3-0.4
19:512.94479.3-0.462.9479.3-0.5
19:502.78482.2-0.482.8482.2-0.5
19:492.97481.8-0.273.0481.8-0.3
19:482.93482.3-0.162.9482.3-0.2
19:472.85485.0-0.292.9485.0-0.3
19:462.81484.5-0.042.8484.5-0.0
19:452.98483.9-0.263.0483.9-0.3
19:443.17478.70.023.2478.70.0
19:433.12486.4-1.323.1486.4-1.3
19:422.95492.4-2.253.0492.4-2.2
19:413.02492.6-2.533.0492.6-2.5
19:403.09489.7-2.473.1489.7-2.5
19:393.01486.2-2.513.0486.2-2.5
19:382.98484.2-2.393.0484.2-2.4
19:372.99483.3-2.503.0483.3-2.5
19:362.93485.6-1.902.9485.6-1.9
19:352.66486.5-2.212.7486.5-2.2
19:343.28485.6-2.823.3485.6-2.8
19:333.00487.3-2.263.0487.3-2.3
19:323.26478.3-2.113.3478.3-2.1
19:313.07479.7-1.743.1479.7-1.7
19:303.48493.1-1.863.5493.1-1.9
19:293.30482.0-1.403.3482.0-1.4
19:283.50481.5-1.663.5481.5-1.7
19:273.34479.1-1.623.3479.1-1.6
19:263.23481.2-1.053.2481.2-1.0
19:253.22482.3-1.223.2482.3-1.2
19:243.24482.2-1.243.2482.2-1.2
19:233.32481.6-1.193.3481.6-1.2
19:223.36478.5-1.043.4478.5-1.0
Built 2020-02-21 21:22 from source
Solar wind parameters of the latest hour by NOAA
parameterminmaxmean
IMF Bz [nT]-1.52.30.4
velocity [km/s]471.1506.1484.7
density [cm-3]2.04.02.9
Geomagnetic activity (RX [nT])
sitelatest hournext hour (RXmin, RXmax)
Kevo (KEV)7612336
Masi (MAS)7510318
Kilpisjärvi (KIL)7711340
Ivalo (IVA)828280
Muonio (MUO)707300
Sodankylä (SOD)366268
Pello (PEL)466245
Oulujärvi (OUJ)21494
Mekrijärvi (MEK)13336
Hankasalmi (HAN)11446
Nurmijärvi (NUR)10441
Tartu (TAR)8429
low increasedmoderate high very high

Short explanation of the method

AurorasNow! (Finnish Meteorological Institute)
Built 2020-02-21 21:17 from source

Issue Time: 2020-02-21 12:59 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3021
Begin Time: 2020-02-20 16:25 UTC
Yesterday Maximum 2MeV Flux: 2790 pfu

Issue Time: 2020-02-21 01:19 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020-02-21 01:15 UTC
Synoptic Period: 0000-0300 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: 2020-02-21 00:17 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020-02-21 00:15 UTC
Valid To: 2020-02-21 09:00 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: 2020-02-20 16:43 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2020-02-20 16:25 UTC
Station: GOES16


Issue Time: 2020-02-19 08:43 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3711
Valid From: 2020-02-18 13:05 UTC
Now Valid Until: 2020-02-19 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: 2020-02-19 06:00 UTC
EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 1548
Valid From: 2020-02-18 14:00 UTC
Now Valid Until: 2020-02-19 09:00 UTC
Warning Condition: Persistence
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: 2020-02-19 06:00 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2020-02-19 05:59 UTC
Synoptic Period: 0300-0600 UTC

Active Warning: Yes
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: 2020-02-19 03:59 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020-02-19 03:58 UTC
Synoptic Period: 0300-0600 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: 2020-02-18 18:15 UTC
EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 1547
Valid From: 2020-02-18 14:00 UTC
Now Valid Until: 2020-02-19 06:00 UTC
Warning Condition: Onset
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: 2020-02-18 18:14 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3710
Valid From: 2020-02-18 13:05 UTC
Now Valid Until: 2020-02-19 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: 2020-02-18 18:09 UTC
WATCH: Geomagnetic Storm Category G1 Predicted
Highest Storm Level Predicted by Day
Feb 19: G1 (Minor) Feb 20: None (Below G1) Feb 21: None (Below G1)
THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT
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: 2020-02-18 13:37 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2020-02-18 14:00 UTC
Valid To: 2020-02-18 21:00 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: 2020-02-18 13:06 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020-02-18 13:05 UTC
Valid To: 2020-02-18 21:00 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.

Built 2020-02-21 13:01 from source