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Time
UTC		DSCOVRACE
Solar WindGSMSolar WindGSM
Proton DensityBulk SpeedBzProton DensityBulk SpeedBz
19:51------
19:50------
19:49--4.63---
19:480.71645.24.07---
19:471.04647.35.31--5.3
19:461.08663.25.871.1663.25.9
19:450.99655.75.321.0655.75.3
19:440.95641.55.131.0641.55.1
19:431.44636.14.981.4636.15.0
19:421.43648.74.771.4648.74.8
19:410.43674.62.950.4674.62.9
19:400.98636.33.361.0636.33.4
19:391.12630.72.591.1630.72.6
19:381.61612.33.211.6612.33.2
19:370.74661.24.420.7661.24.4
19:360.66660.13.810.7660.13.8
19:350.58653.34.670.6653.34.7
19:340.54641.14.190.5641.14.2
19:330.74670.74.160.7670.74.2
19:320.66671.74.580.7671.74.6
19:310.45657.74.300.5657.74.3
19:300.49625.51.230.5625.51.2
19:290.58632.00.220.4641.70.2
19:280.61647.03.060.4651.23.1
19:270.36649.30.650.4649.30.6
19:260.35672.01.660.3672.01.7
19:250.50676.32.830.5676.32.8
19:240.52647.02.770.5647.02.8
19:230.53642.53.360.5642.53.4
19:220.52623.63.550.5623.63.6
19:210.05504.64.480.1504.64.5
19:200.77632.84.520.8632.84.5
19:190.95650.95.720.9650.95.7
19:180.94630.86.210.9630.86.2
19:170.92624.24.750.9624.24.7
19:160.92615.95.690.9615.95.7
19:151.22627.26.021.2627.26.0
19:140.83632.46.410.8632.46.4
19:130.63625.56.500.6625.56.5
19:120.69624.05.050.7624.05.1
19:110.66630.75.710.7630.75.7
19:100.76627.46.320.8627.46.3
19:090.80607.84.770.8607.84.8
19:080.36591.66.180.4591.66.2
19:070.45629.87.180.5629.87.2
19:060.46629.33.150.5629.33.2
19:050.53625.20.410.5625.20.4
19:040.53623.41.250.5623.41.2
19:030.47625.01.480.5625.01.5
19:02--1.59--1.6
19:010.66598.74.120.7598.74.1
19:000.95627.35.091.0627.35.1
18:590.69633.46.090.7633.46.1
18:580.50621.15.440.5621.15.4
18:570.50603.66.280.5603.66.3
18:560.62607.65.280.6607.65.3
18:550.80630.24.870.8630.24.9
18:540.90629.85.310.9629.85.3
18:530.84618.76.330.8618.76.3
18:520.84637.86.360.8637.86.4
18:511.09618.86.381.1618.86.4
18:501.68613.86.081.7613.86.1
18:492.21600.16.712.2600.16.7
18:480.86615.34.270.9615.34.3
18:471.11628.14.941.1628.14.9
18:460.71627.95.750.7627.95.8
18:450.85659.64.500.8659.64.5
18:440.92652.74.980.9652.75.0
18:431.15643.85.311.2643.85.3
18:420.82629.04.890.8629.04.9
18:410.71634.74.770.7634.74.8
18:400.77626.03.440.8626.03.4
18:390.73616.14.060.7616.14.1
18:380.73627.04.910.7627.04.9
18:370.77629.54.780.8629.54.8
18:360.99630.54.911.0630.54.9
18:351.67647.66.121.7647.66.1
18:342.37602.66.742.4602.66.7
18:332.28603.4-2.3603.4-
18:320.68619.6-0.7619.6-
18:310.50626.06.230.5626.06.2
18:300.69620.66.190.7620.66.2
18:290.80627.65.680.8627.65.7
18:280.74622.16.130.8620.06.1
18:270.69617.06.580.7616.26.6
18:260.69619.96.180.7613.86.2
18:250.70622.16.270.8634.26.3
18:240.71616.85.900.7616.85.9
18:230.65611.95.450.7611.95.5
18:220.77641.95.180.8641.95.2
18:210.76627.85.350.8627.85.4
18:200.65607.75.170.6607.75.2
18:190.81624.84.520.8624.84.5
18:180.81622.64.380.8622.64.4
18:170.50619.85.430.5619.85.4
18:160.49615.66.180.5615.66.2
18:150.53626.16.120.5626.16.1
18:140.61619.65.940.6619.65.9
18:130.62599.75.820.6599.75.8
18:120.61603.75.130.6603.75.1
18:110.70617.94.990.7617.95.0
18:100.64635.35.570.6635.35.6
18:090.50616.15.980.5616.16.0
18:080.60617.35.360.6617.35.4
18:070.77616.43.670.8616.43.7
18:060.73589.95.210.7589.95.2
18:050.70587.35.490.7587.35.5
18:040.85592.65.370.8592.65.4
18:030.78604.46.160.8604.46.2
18:020.88644.06.580.9644.06.6
18:010.82-6.840.8-6.8
18:000.82600.36.590.8600.36.6
17:590.56607.46.290.6607.46.3
17:580.54629.95.850.5629.95.8
17:570.73607.15.780.7607.15.8
17:560.78594.95.610.8594.95.6
17:550.75585.56.320.8585.56.3
17:540.75592.46.090.8592.46.1
17:530.75596.14.540.8596.14.5
17:520.67590.74.310.7590.74.3
Built 2026-03-13 19:52 from source
Solar wind parameters of the latest hour by NOAA
parameterminmaxmean
IMF Bz [nT]0.27.24.4
velocity [km/s]504.6676.3631.0
density [cm-3]0.12.20.8
Geomagnetic activity (RX [nT])
sitelatest hournext hour (RXmin, RXmax)
Kevo (KEV)5510248
Maasi (MAS)5411265
Kilpisjärvi (KIL)5311189
Ivalo (IVA)5010185
Muonio (MUO)437158
Sodankylä (SOD)548173
Pello (PEL)398133
Oulujärvi (OUJ)12586
Mekrijärvi (MEK)8451
Hankasalmi (HAN)7447
Nurmijärvi (NUR)8541
Tartu (TAR)5433
low increasedmoderate high very high

Short explanation of the method

Data and licenses

AurorasNow! (Finnish Meteorological Institute)
Built 2026-03-13 19:47 from source
NAL | LYR | HOP | BJN | NOR | SOR | TRO | KEV | KIL | MEK | HAN | NUR | TAR
Issue Time: 2026-03-13 17:56 UTC
EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 2205
Valid From: 2026-03-13 11:52 UTC
Now Valid Until: 2026-03-13 21:00 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: 2026-03-13 17:34 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3645
Begin Time: 2026-03-08 15:10 UTC
Yesterday Maximum 2MeV Flux: 2941 pfu

Issue Time: 2026-03-13 11:59 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2026-03-13 11:59 UTC
Synoptic Period: 0900-1200 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: 2026-03-13 11:52 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2026-03-13 11:52 UTC
Valid To: 2026-03-13 18:00 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: 2026-03-13 04:54 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2026-03-13 04:47 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: 2026-03-13 01:57 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2026-03-13 01:56 UTC
Valid To: 2026-03-13 23:59 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: 2026-03-12 11:47 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3644
Begin Time: 2026-03-08 15:10 UTC
Yesterday Maximum 2MeV Flux: 2076 pfu

Issue Time: 2026-03-11 21:52 UTC
WATCH: Geomagnetic Storm Category G1 Predicted
Highest Storm Level Predicted by Day
Mar 12: None (Below G1) Mar 13: G1 (Minor) Mar 14: G1 (Minor)
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: 2026-03-11 10:04 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3643
Begin Time: 2026-03-08 15:10 UTC
Yesterday Maximum 2MeV Flux: 1726 pfu

Issue Time: 2026-03-11 02:57 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5281
Valid From: 2026-03-10 17:52 UTC
Now Valid Until: 2026-03-11 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.

Built 2026-03-13 19:39 from source