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Time
UTC		DSCOVRACE
Solar WindGSMSolar WindGSM
Proton DensityBulk SpeedBzProton DensityBulk SpeedBz
10:22------
10:21------
10:20------
10:19------
10:180.21589.0-5.84---
10:170.23588.5-1.69---
10:160.31585.5-2.53---
10:150.37585.5-4.52---
10:140.36584.8-4.70---
10:130.41584.0-4.55---
10:120.32585.6-4.98---
10:110.34584.4-4.15---
10:100.28586.9-5.50---
10:090.17591.0-6.13---
10:080.29587.5-4.28---
10:070.30585.9-4.68---4.6
10:060.22588.2-4.871.9579.6-5.2
10:050.30587.3-4.592.0580.6-5.2
10:040.38585.0-4.722.0580.4-4.3
10:030.37584.6-4.931.9579.7-3.3
10:020.24587.0-4.631.9578.9-3.5
10:010.35584.7-5.832.1577.0-3.9
10:000.31582.9-5.902.2578.9-3.7
09:590.37582.1-5.64---2.9
09:581.19516.21.15---
09:571.20513.51.642.1573.60.4
09:560.95513.72.852.2576.80.1
09:551.91526.92.382.3575.5-2.1
09:544.76561.60.912.1572.3-2.8
09:5312.46555.3-1.102.3569.4-4.0
09:5212.35556.4-2.202.4570.6-5.2
09:5112.70554.1-2.312.5568.8-5.7
09:5012.85555.3-2.242.6567.3-6.3
09:4912.41554.6-1.982.4570.2-5.1
09:4811.50542.5-2.502.5569.0-5.5
09:4711.67569.2-4.132.9561.5-5.2
09:4611.65568.8-4.902.9558.4-5.1
09:4511.72569.0-4.852.9560.8-4.9
09:4411.79568.7-4.812.9558.9-5.2
09:4311.87568.0-4.883.0558.6-4.6
09:4212.07568.4-3.072.8560.3-4.8
09:4111.82566.5-2.492.8566.9-4.4
09:4011.16545.7-0.842.5567.1-3.7
09:3910.89559.50.132.4568.9-3.8
09:3810.86543.70.262.4569.0-3.4
09:372.61532.3-0.122.6574.0-3.0
09:362.07527.6-0.392.5572.7-3.3
09:351.77531.90.152.3572.4-3.3
09:341.97532.40.682.5569.4-2.8
09:331.10524.50.872.7570.0-1.6
09:320.80529.20.182.7571.1-0.6
09:310.94522.51.272.7571.10.1
09:301.10517.22.892.6573.70.0
09:291.17516.13.172.6575.12.3
09:281.18515.83.822.8577.62.7
09:270.90517.66.312.8579.33.1
09:260.46551.76.202.6581.33.7
09:251.11517.15.572.1574.94.4
09:241.10515.45.922.5580.94.4
09:231.15515.75.332.4577.53.7
09:220.28586.45.652.7579.03.4
09:210.75545.16.182.5574.23.1
09:200.64525.75.952.6566.64.2
09:191.33526.35.892.7562.83.2
09:181.45517.45.272.6563.93.5
09:171.32513.55.182.6563.63.7
09:161.45512.95.082.4563.54.6
09:151.38512.35.122.4561.15.0
09:142.78512.42.332.7556.84.7
09:137.91517.03.102.4560.94.7
09:127.52516.85.761.9565.75.3
09:1113.00516.16.442.3573.45.3
09:1011.78522.47.712.9576.85.2
09:0913.32534.57.692.5555.25.3
09:0814.54543.1-2.81--1.2
09:0714.15543.4-4.33--0.5
09:0614.25541.2-4.852.0517.81.7
09:0513.89539.1-4.222.0517.85.6
09:0413.94535.7-3.391.2420.47.3
09:0314.16534.9-2.103.0493.35.0
09:0214.10535.40.6923.5490.76.6
09:0115.08530.51.2419.7523.3-3.1
09:0013.36524.81.443.7507.7-5.3
08:5912.59523.13.2511.3433.8-
08:5813.37510.93.4417.7467.5-3.3
08:5711.77511.63.593.7525.2-3.9
08:5610.63518.73.363.4521.2-3.3
08:5510.65512.14.602.8523.3-1.1
08:5410.70512.14.241.7481.2-0.6
08:5310.46512.14.782.8504.10.3
08:5212.01521.25.132.0500.02.7
08:5110.81514.56.093.1497.22.9
08:5011.64512.06.362.3495.14.2
08:497.30517.47.352.3493.14.5
08:4813.88522.63.042.5505.84.8
08:4710.37503.63.072.9503.05.0
08:469.04500.35.293.0498.15.3
08:4511.80514.76.592.9500.25.5
08:4410.84512.76.722.6503.36.2
08:4310.29515.86.792.3511.56.2
08:4212.94525.07.032.2517.36.9
08:4110.17517.82.702.4505.14.7
08:4011.40517.55.393.1501.86.2
08:3911.33521.06.372.2504.75.6
08:3811.56527.37.352.8507.16.0
08:3711.62533.97.333.0509.26.5
08:3610.60514.42.822.6508.96.6
08:3511.90508.92.572.6505.16.2
08:3414.27511.50.572.3515.66.4
08:3313.04511.1-1.19--6.5
08:3213.44507.0-1.93--3.5
08:3112.57511.8-2.322.4493.52.2
08:3011.54516.8-3.022.5496.33.1
08:2910.42529.2-5.062.7497.44.7
08:2811.14526.8-3.632.7494.34.5
08:2713.54520.40.032.5499.92.9
08:2612.35507.4-1.312.5502.05.7
08:2513.08513.21.802.5482.60.5
08:2414.24536.95.993.3484.2-0.6
08:2314.69530.73.873.7477.1-1.6
Built 2023-02-08 10:23 from source
Solar wind parameters of the latest hour by NOAA
parameterminmaxmean
IMF Bz [nT]-6.16.40.2
velocity [km/s]512.3591.0547.5
density [cm-3]0.212.84.2
Geomagnetic activity (RX [nT])
sitelatest hournext hour (RXmin, RXmax)
Kevo (KEV)808102
Maasi (MAS)878102
Kilpisjärvi (KIL)958100
Ivalo (IVA)727101
Muonio (MUO)66787
Sodankylä (SOD)61782
Pello (PEL)58777
Oulujärvi (OUJ)43659
Mekrijärvi (MEK)34437
Hankasalmi (HAN)32441
Nurmijärvi (NUR)32540
Tartu (TAR)28430
low increasedmoderate high very high

Short explanation of the method

AurorasNow! (Finnish Meteorological Institute)
Built 2023-02-08 10:17 from source
NAL | LYR | HOP | BJN | NOR | SOR | TRO | KEV | KIL | MEK | HAN | NUR | TAR
Issue Time: 2023-02-08 05:12 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2023-02-08 05:05 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: 2023-02-08 04:56 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2023-02-08 04:55 UTC
Valid To: 2023-02-08 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: 2023-02-08 00:20 UTC
SUMMARY: X-ray Event exceeded M5
Begin Time: 2023-02-07 22:46 UTC
Maximum Time: 2023-02-07 23:07 UTC
End Time: 2023-02-07 23:09 UTC
X-ray Class: M6.3
Location: N31W01
NOAA Scale: R2 - Moderate
Comment: This was a double-peaked flare/event. The start time is based on the first M3.9 flare. The maximum and end times are based on the second, larger, M6.3 flare.
Radio - Limited blackout of HF (high frequency) radio communication for tens of minutes.

Issue Time: 2023-02-07 23:10 UTC
ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2023-02-07 23:09 UTC
NOAA Scale: R2 - Moderate

Issue Time: 2023-02-07 14:58 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4262
Valid From: 2023-02-06 19:25 UTC
Now Valid Until: 2023-02-07 21:00 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: 2023-02-07 02:57 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4261
Valid From: 2023-02-06 19:25 UTC
Now Valid Until: 2023-02-07 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: 2023-02-06 21:01 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2023-02-06 20:58 UTC
Synoptic Period: 2100-2400 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: 2023-02-06 19:24 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2023-02-06 19:25 UTC
Valid To: 2023-02-07 03:00 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: 2023-02-06 08:55 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4259
Valid From: 2023-02-06 02:20 UTC
Now Valid Until: 2023-02-06 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: 2023-02-06 02:48 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2023-02-06 02:48 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: 2023-02-06 02:22 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2023-02-06 02:20 UTC
Valid To: 2023-02-06 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.

Built 2023-02-08 05:13 from source