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Time
UTC		DSCOVRACE
Solar WindGSMSolar WindGSM
Proton DensityBulk SpeedBzProton DensityBulk SpeedBz
01:06------
01:05------
01:04---2.85---
01:03---2.76---
01:025.13316.6-2.88---
01:015.14316.0-2.91---
01:005.77317.6-2.98---
00:595.87317.8-2.88---
00:586.15317.1-2.91---
00:576.30317.0-2.93---
00:566.54317.8-2.88---
00:556.50317.5-2.88---
00:545.90316.5-2.88---
00:536.17317.4-2.94---
00:526.36316.7-2.94---
00:516.84318.2-2.96---
00:505.10315.4-2.90---
00:495.39317.0-2.88---
00:485.94316.7-2.92---
00:476.13317.1-2.936.1317.1-2.9
00:465.64316.5-2.985.6316.5-3.0
00:456.42318.0-3.006.4318.0-3.0
00:445.98316.9-3.016.0316.9-3.0
00:435.68316.4-3.015.7316.4-3.0
00:425.37316.4-2.955.4316.4-2.9
00:415.66316.2-2.865.7316.2-2.9
00:406.12316.4-2.866.1316.4-2.9
00:395.87316.6-2.915.9316.6-2.9
00:385.46316.5-2.765.5316.5-2.8
00:375.67316.3-2.875.7316.3-2.9
00:366.35316.2-2.926.4316.2-2.9
00:356.30315.2-2.816.3315.2-2.8
00:346.20317.4-2.836.2317.4-2.8
00:33---3.01---3.0
00:326.30318.7-3.086.3318.7-3.1
00:315.04316.4-3.125.0316.4-3.1
00:305.18316.6-3.055.2316.6-3.1
00:295.94317.4-3.115.9317.4-3.1
00:286.25316.6-3.116.3316.6-3.1
00:276.12316.5-3.136.1316.5-3.1
00:265.88316.0-3.175.9316.0-3.2
00:256.25316.4-3.146.2316.4-3.1
00:246.48316.6-3.126.5316.6-3.1
00:236.22316.5-3.106.2316.5-3.1
00:226.13317.2-3.246.1317.2-3.2
00:216.18316.7-3.216.2316.7-3.2
00:206.57317.7-3.196.6317.7-3.2
00:195.08315.7-3.085.1315.7-3.1
00:185.28317.8-3.095.3317.8-3.1
00:175.93317.3-3.105.9317.3-3.1
00:166.12317.2-3.076.1317.2-3.1
00:156.25316.5-3.086.3316.5-3.1
00:146.23317.4-2.996.2317.4-3.0
00:135.70317.1-2.945.7317.1-2.9
00:126.13317.6-2.956.1317.6-2.9
00:115.95316.9-2.946.0316.9-2.9
00:106.28316.8-2.966.3316.8-3.0
00:096.40316.3-2.946.4316.3-2.9
00:085.36314.4-3.025.4314.4-3.0
00:074.58314.1-3.014.6314.1-3.0
00:065.25316.2-2.985.3316.2-3.0
00:055.98316.6-2.996.0316.6-3.0
00:045.90315.8-3.055.9315.8-3.0
00:036.46316.0-3.066.5316.0-3.1
00:025.86315.0-3.065.9315.0-3.1
00:016.14315.8-3.036.1315.8-3.0
00:006.14--3.056.1--3.0
23:595.81315.6-3.225.8315.6-3.2
23:586.64316.0-3.246.6316.0-3.2
23:576.56315.8-3.266.6315.8-3.3
23:566.29315.5-3.206.3315.5-3.2
23:555.83315.9-3.205.8315.9-3.2
23:546.30316.6-3.176.3316.6-3.2
23:536.56316.2-3.206.6316.2-3.2
23:526.35315.8-3.246.3315.8-3.2
23:516.17316.4-3.286.2316.4-3.3
23:506.10316.6-3.206.1316.6-3.2
23:496.34316.5-3.196.3316.5-3.2
23:485.88314.7-3.225.9314.7-3.2
23:476.21317.1-3.226.2317.1-3.2
23:465.58316.4-3.145.6316.4-3.1
23:456.81318.0-3.136.8318.0-3.1
23:445.98315.7-3.246.0315.7-3.2
23:436.24317.4-3.286.2317.4-3.3
23:425.71316.7-3.255.7316.7-3.3
23:415.91317.5-3.245.9317.5-3.2
23:405.92317.3-3.275.9317.3-3.3
23:395.91317.9-3.285.9317.9-3.3
23:385.66318.4-3.255.7318.4-3.2
23:375.19319.5-3.275.2319.5-3.3
23:365.23318.9-3.035.2318.9-3.0
23:355.94317.1-3.145.9317.1-3.1
23:346.59317.2-3.216.6317.2-3.2
23:336.68317.0-3.006.7317.0-3.0
23:326.18316.5-2.856.2316.5-2.8
23:315.68315.8-2.715.7315.8-2.7
23:306.07317.1-3.056.1317.1-3.1
23:295.84315.8-3.015.8315.8-3.0
23:286.39317.7-2.976.4317.7-3.0
23:276.40317.8-3.086.4317.8-3.1
23:266.10317.0-2.986.1317.0-3.0
23:256.13317.7-2.856.1317.7-2.8
23:245.48318.4-2.765.5318.4-2.8
23:235.53318.1-2.905.5318.1-2.9
23:225.58317.7-2.915.6317.7-2.9
23:215.67318.1-3.005.7318.1-3.0
23:205.80318.4-3.095.8318.4-3.1
23:196.07317.9-3.116.1317.9-3.1
23:186.33317.3-3.116.3317.3-3.1
23:176.02317.3-3.146.0317.3-3.1
23:166.49317.6-3.066.5317.6-3.1
23:155.68317.0-3.115.7317.0-3.1
23:146.01318.8-3.106.0318.8-3.1
23:135.99316.5-3.136.0316.5-3.1
23:125.21318.6-3.175.2318.6-3.2
23:116.04317.6-3.266.0317.6-3.3
23:106.88317.4-3.156.9317.4-3.1
23:096.30318.0-3.206.3318.0-3.2
23:086.11318.6-3.276.1318.6-3.3
23:076.21318.2-3.226.2318.2-3.2
Built 2024-10-22 01:07 from source
Solar wind parameters of the latest hour by NOAA
parameterminmaxmean
IMF Bz [nT]-3.2-2.8-3.0
velocity [km/s]314.1318.7316.6
density [cm-3]4.66.86.0
Geomagnetic activity (RX [nT])
sitelatest hournext hour (RXmin, RXmax)
Kevo (KEV)4410206
Maasi (MAS)4312216
Kilpisjärvi (KIL)659209
Ivalo (IVA)585209
Muonio (MUO)886173
Sodankylä (SOD)485138
Pello (PEL)545114
Oulujärvi (OUJ)20446
Mekrijärvi (MEK)13222
Hankasalmi (HAN)-323
Nurmijärvi (NUR)12323
Tartu (TAR)9220
low increasedmoderate high very high

Short explanation of the method

Data and licenses

AurorasNow! (Finnish Meteorological Institute)
Built 2024-10-22 01:02 from source
NAL | LYR | HOP | BJN | NOR | SOR | TRO | KEV | KIL | MEK | HAN | NUR | TAR
Issue Time: 2024-10-19 20:40 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2024-10-19 20:40 UTC
Synoptic Period: 1800-2100 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: 2024-10-19 17:46 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4733
Valid From: 2024-10-18 21:57 UTC
Now Valid Until: 2024-10-20 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: 2024-10-19 11:30 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4732
Valid From: 2024-10-18 21:57 UTC
Now Valid Until: 2024-10-19 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: 2024-10-19 07:21 UTC
SUMMARY: X-ray Event exceeded M5
Begin Time: 2024-10-19 06:48 UTC
Maximum Time: 2024-10-19 06:56 UTC
End Time: 2024-10-19 07:03 UTC
X-ray Class: M6.5
Optical Class: na
Location: S11W79
NOAA Scale: R2 - Moderate
Radio - Limited blackout of HF (high frequency) radio communication for tens of minutes.

Issue Time: 2024-10-19 06:58 UTC
ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2024-10-19 06:54 UTC
NOAA Scale: R2 - Moderate

Issue Time: 2024-10-19 02:52 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2024-10-19 02:46 UTC
Synoptic Period: 0000-0300 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: 2024-10-19 02:42 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2024-10-19 02:42 UTC
Valid To: 2024-10-19 09:00 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: 2024-10-18 23:48 UTC
ALERT: Type II Radio Emission
Begin Time: 2024-10-18 23:29 UTC
Estimated Velocity: 480 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.

Issue Time: 2024-10-18 21:58 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2024-10-18 22:58 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: 2024-10-18 21:57 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2024-10-18 21:57 UTC
Valid To: 2024-10-19 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 2024-10-21 14:48 from source