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Time
UTC
DSCOVRACE
Solar WindGSMSolar WindGSM
Proton DensityBulk SpeedBzProton DensityBulk SpeedBz
06:55------
06:54------
06:53------
06:527.16512.7-0.76---
06:517.20510.0-0.84--1.0
06:507.14509.2-0.780.8523.70.9
06:497.18509.7-0.740.8523.0-
06:487.15509.2-0.83---
06:477.18509.9-0.95---
06:467.13510.0-1.080.7520.50.5
06:457.20510.7-1.120.7520.5-
06:447.25510.7-1.24--0.1
06:437.20511.3-0.83--0.1
06:427.43522.9-0.730.7522.10.0
06:417.81534.1-1.1322.8565.0-0.0
06:408.01534.4-0.7857.3638.90.0
06:397.60526.0-0.890.6521.10.0
06:387.75532.9-0.850.6518.7-0.1
06:377.83533.0-0.830.6520.3-0.1
06:367.32524.9-0.84---
06:357.03513.4-0.580.8527.4-0.4
06:346.96514.2-0.551.0529.6-
06:337.00514.1-0.651.0529.8-
06:326.90512.0-0.530.7519.6-0.4
06:316.93511.8-0.430.7519.6-0.3
06:306.98512.4-0.43---
06:296.96511.8-0.44---
06:286.99511.6-0.55---0.5
06:276.97513.0-0.56---0.8
06:267.03512.3-0.44---
06:257.06513.3-0.39---0.4
06:247.07511.4-0.60---0.3
06:237.02511.7-0.43---
06:227.08512.9-0.41---
06:216.97513.1-0.14---
06:207.07514.3-0.02---
06:197.34514.00.04---
06:187.18512.90.14---
06:177.03513.30.19---
06:166.87513.70.29---
06:156.94513.60.34---0.8
06:146.91513.70.36---
06:136.95513.50.44---
06:126.96514.30.29---
06:116.98514.10.44---
06:107.11514.30.28---
06:097.16513.90.10---
06:087.05513.40.14---
06:077.05513.00.30---
06:067.05513.20.29---
06:057.26514.40.16---
06:046.99513.00.23---
06:037.18512.70.23---
06:026.91512.60.22---
06:016.87512.40.26---
06:006.94512.60.07---
05:596.96512.90.13---
05:587.04512.60.11---
05:576.87512.60.19---
05:566.90513.30.53---
05:556.87513.50.22---
05:546.95513.30.26---
05:536.95514.80.01---
05:526.95514.3-0.02---
05:516.98514.10.27---
05:506.91513.80.15---
05:496.93514.50.12---
05:486.97514.50.08---
05:476.99514.9-0.01---
05:467.06514.6-0.04---
05:456.93514.20.00---
05:446.91514.50.03---
05:437.02514.8-0.15---
05:426.98515.4-0.19---
05:416.96515.2-0.27---
05:406.96514.0-0.26---
05:396.93514.2-0.26---
05:386.98515.3-0.35---
05:376.97515.6-0.45---
05:366.98515.1-0.35---
05:357.00515.8-0.39---
05:346.97515.1-0.38---
05:336.95514.8-0.18---
05:326.99514.8-0.09---
05:316.92515.2-0.11---
05:306.94515.6-0.38---
05:296.98515.8-0.69---
05:286.91516.1-0.69---
05:276.92514.6-0.21---
05:266.94514.60.06---
05:256.94514.5-0.07---
05:246.92514.7-0.06---
05:236.92515.00.07---
05:226.87514.90.17---
05:216.89514.50.33---
05:206.82514.60.18---
05:196.80514.30.20---
05:186.76514.20.13---
05:176.81514.10.14---
05:166.77514.60.26---
05:156.79514.70.34---
05:146.83514.70.38---
05:136.71515.20.42---
05:126.72514.80.45---
05:116.78514.20.48---
05:106.75514.40.48---
05:096.79515.30.37---
05:086.67514.70.23---
05:076.85514.70.32---
05:066.74516.20.49---
05:056.80514.70.48---
05:046.78515.00.58---
05:036.86516.20.58---
05:026.89515.90.12---
05:016.92515.70.18---
05:006.91516.50.04---
04:596.91516.3-0.15---
04:586.79516.2-0.15---
04:576.79516.40.30---
04:566.77516.30.09---
Built 2020-08-05 06:56 from source
Solar wind parameters of the latest hour by NOAA
parameterminmaxmean
IMF Bz [nT]-1.10.5-0.1
velocity [km/s]511.4534.4515.2
density [cm-3]6.98.07.1
Geomagnetic activity (RX [nT])
sitelatest hournext hour (RXmin, RXmax)
Kevo (KEV)19794
Masi (MAS)19889
Kilpisjärvi (KIL)208103
Ivalo (IVA)15670
Muonio (MUO)13671
Sodankylä (SOD)11659
Pello (PEL)10656
Oulujärvi (OUJ)5634
Mekrijärvi (MEK)4420
Hankasalmi (HAN)3424
Nurmijärvi (NUR)4524
Tartu (TAR)3419
low increasedmoderate high very high

Short explanation of the method

AurorasNow! (Finnish Meteorological Institute)
Built 2020-08-05 06:47 from source

Issue Time: 2020-08-04 04:55 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020-08-04 04:54 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: 2020-08-04 02:55 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3743
Valid From: 2020-08-03 21:07 UTC
Now Valid Until: 2020-08-04 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: 2020-08-03 21:08 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020-08-03 21:07 UTC
Valid To: 2020-08-04 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: 2020-08-03 02:54 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020-08-03 02:51 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: 2020-08-03 01:21 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020-08-03 01:20 UTC
Valid To: 2020-08-03 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.

Built 2020-08-04 04:57 from source