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Time
UTC		DSCOVRACE
Solar WindGSMSolar WindGSM
Proton DensityBulk SpeedBzProton DensityBulk SpeedBz
08:22------
08:21------
08:206.37423.2-3.47---
08:19---0.88---
08:184.71420.3-0.96---
08:174.80417.3-1.17---
08:165.56433.5-0.88---
08:155.52406.8-2.49---
08:14--0.94---
08:13--0.73---
08:124.21377.61.43---
08:114.48377.10.74---
08:104.46377.10.27---
08:093.96375.20.84---
08:083.61372.21.02---
08:07--0.84--0.8
08:064.35373.7-0.114.4373.7-0.1
08:054.36374.8-0.094.4374.8-0.1
08:044.37380.00.214.4380.00.2
08:034.13378.3-0.424.1378.3-0.4
08:024.28383.30.594.3383.30.6
08:015.76438.2-0.435.8438.2-0.4
08:00--1.58--1.6
07:596.62386.80.416.6386.80.4
07:584.66374.7-1.054.7374.7-1.1
07:576.51398.2-0.476.5398.2-0.5
07:566.06410.20.366.1410.20.4
07:553.76395.50.343.8395.50.3
07:543.59389.2-0.053.6389.2-0.1
07:535.38394.0-1.235.4394.0-1.2
07:526.26394.9-3.416.3394.9-3.4
07:515.76396.1-1.715.8396.1-1.7
07:505.69395.20.765.7395.20.8
07:495.62395.71.285.6395.71.3
07:483.51381.71.283.5381.71.3
07:472.44377.11.482.4377.11.5
07:464.79392.82.764.8392.82.8
07:453.97404.53.404.0404.53.4
07:444.50403.85.824.5403.85.8
07:43--5.25--5.2
07:423.33407.25.943.3407.25.9
07:413.17407.86.363.2407.86.4
07:403.29405.76.633.3405.76.6
07:393.47409.46.463.5409.46.5
07:38--6.43--6.4
07:37--6.88--6.9
07:365.33407.16.045.3407.16.0
07:355.41401.75.465.4401.75.5
07:345.41401.74.915.4401.74.9
07:333.31386.73.043.3386.73.0
07:323.53386.84.723.5386.84.7
07:315.53387.3-0.095.5387.3-0.1
07:305.63382.1-2.385.6382.1-2.4
07:296.01385.4-0.146.0385.4-0.1
07:285.61389.30.785.6389.30.8
07:275.98391.7-0.416.0391.7-0.4
07:265.78387.7-1.365.8387.7-1.4
07:255.51383.6-0.155.5383.6-0.1
07:24---1.16---1.2
07:234.41383.52.104.4383.52.1
07:2217.20441.50.7117.2441.50.7
07:2118.71447.40.1318.7447.40.1
07:203.82377.5-1.533.8377.5-1.5
07:193.61376.0-1.393.6376.0-1.4
07:183.96381.1-2.244.0381.1-2.2
07:175.01383.8-2.825.0383.8-2.8
07:164.70381.2-2.264.7381.2-2.3
07:154.42383.7-1.254.4383.7-1.2
07:143.68378.5-1.723.7378.5-1.7
07:133.56384.60.813.6384.60.8
07:123.61391.33.833.6391.33.8
07:1133.49470.63.7533.5470.63.8
07:10--3.80--3.8
07:09--2.91--2.9
07:08---1.43---1.4
07:07---5.81---5.8
07:06---4.89---4.9
07:05---4.48---4.5
07:04---4.49---4.5
07:035.00392.3-3.785.0392.3-3.8
07:025.44388.7-3.325.4388.7-3.3
07:014.06384.7-2.134.1384.7-2.1
07:00---0.74---0.7
06:59---0.14---0.1
06:585.20376.7-0.365.2376.7-0.4
06:57---0.47---0.5
06:56--0.00--0.0
06:554.14378.1-0.684.1378.1-0.7
06:544.59378.50.334.6378.50.3
06:533.85375.2-0.113.8375.2-0.1
06:523.48375.91.213.5375.91.2
06:512.95386.11.392.9386.11.4
06:502.34395.54.422.3395.54.4
06:492.64390.84.942.6390.84.9
06:483.26381.64.123.3381.64.1
06:472.99387.83.513.0387.83.5
06:462.48403.84.402.5403.84.4
06:452.43410.44.592.4410.44.6
06:442.11405.04.992.1405.05.0
06:432.27407.55.242.3407.55.2
06:422.18400.84.522.2400.84.5
06:412.90402.04.582.9402.04.6
06:402.99404.45.413.0404.45.4
06:392.76401.65.462.8401.65.5
06:38--2.91--2.9
06:37--4.75--4.8
06:363.23393.65.073.2393.65.1
06:353.27392.44.773.3392.44.8
06:34--4.42--4.4
06:33--3.87--3.9
06:323.36389.34.003.4389.34.0
06:313.19387.24.343.2387.24.3
06:303.48386.83.203.5386.83.2
06:29--3.03--3.0
06:283.54386.62.863.5386.62.9
06:273.32-3.023.3-3.0
06:263.32389.83.263.3389.83.3
06:254.47389.73.424.5389.73.4
06:245.78400.51.775.8400.51.8
06:234.37423.6-2.084.4423.6-2.1
Built 2024-11-23 08:23 from source
Solar wind parameters of the latest hour by NOAA
parameterminmaxmean
IMF Bz [nT]-3.46.91.2
velocity [km/s]372.2470.6392.9
density [cm-3]2.433.55.6
Geomagnetic activity (RX [nT])
sitelatest hournext hour (RXmin, RXmax)
Kevo (KEV)16444
Maasi (MAS)17439
Kilpisjärvi (KIL)15541
Ivalo (IVA)12440
Muonio (MUO)11432
Sodankylä (SOD)10431
Pello (PEL)10430
Oulujärvi (OUJ)10425
Mekrijärvi (MEK)9317
Hankasalmi (HAN)8319
Nurmijärvi (NUR)9421
Tartu (TAR)9316
low increasedmoderate high very high

Short explanation of the method

Data and licenses

AurorasNow! (Finnish Meteorological Institute)
Built 2024-11-23 08:17 from source
NAL | LYR | HOP | BJN | NOR | SOR | TRO | KEV | KIL | MEK | HAN | NUR | TAR
Issue Time: 2024-11-22 23:16 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4761
Valid From: 2024-11-22 17:19 UTC
Now Valid Until: 2024-11-23 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: 2024-11-22 20:35 UTC
SUMMARY: Proton Event 10MeV Integral Flux exceeded 10pfu
Begin Time: 2024-11-21 19:25 UTC
Maximum Time: 2024-11-22 03:55 UTC
End Time: 2024-11-22 18:45 UTC
Maximum 10MeV Flux: 125 pfu
NOAA Scale: S2 - Moderate

Issue Time: 2024-11-22 17:59 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2024-11-22 17:59 UTC
Synoptic Period: 1500-1800 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: 2024-11-22 17:20 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2024-11-22 17:19 UTC
Valid To: 2024-11-22 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: 2024-11-22 15:08 UTC
SUMMARY: Proton Event 10MeV Integral Flux exceeded 100pfu
Begin Time: 2024-11-21 19:25 UTC
Maximum Time: 2024-11-22 03:55 UTC
End Time: 2024-11-22 05:30 UTC
Maximum 10MeV Flux: 125 pfu
NOAA Scale: S2 - Moderate

Issue Time: 2024-11-22 09:55 UTC
SUMMARY: Proton Event 100MeV Integral Flux exceeded 1pfu
Begin Time: 2024-11-21 18:55 UTC
Maximum Time: 2024-11-21 20:10 UTC
End Time: 2024-11-22 03:05 UTC
Maximum 100MeV Flux: 7 pfu

Issue Time: 2024-11-22 09:50 UTC
CANCEL WARNING: Proton 100MeV Integral Flux above 1pfu expected
Cancel Serial Number: 115
Original Issue Time: 2024-11-21 19:00 UTC
Comment: 100MeV proton flux has steadily decreased and is anticipated to remain below the 1 pfu threshold barring another event.

Issue Time: 2024-11-22 01:12 UTC
ALERT: Proton Event 10MeV Integral Flux exceeded 100pfu
Begin Time: 2024-11-22 01:12 UTC
NOAA Scale: S2 - Moderate
Spacecraft - Infrequent single-event upsets to satellites are possible.
Radio - Small effects on polar HF (high frequency) propagation resulting in fades at lower frequencies.

Issue Time: 2024-11-21 23:36 UTC
EXTENDED WARNING: Proton 100MeV Integral Flux above 1pfu expected
Extension to Serial Number: 114
Valid From: 2024-11-21 18:51 UTC
Now Valid Until: 2024-11-22 15:00 UTC
Warning Condition: Persistence

Issue Time: 2024-11-21 23:36 UTC
EXTENDED WARNING: Proton 10MeV Integral Flux above 10pfu expected
Extension to Serial Number: 589
Valid From: 2024-11-21 19:17 UTC
Now Valid Until: 2024-11-22 23:59 UTC
Warning Condition: Persistence
Predicted NOAA Scale: S1 - Minor

Issue Time: 2024-11-21 20:10 UTC
ALERT: Proton Event 10MeV Integral Flux exceeded 10pfu
Begin Time: 2024-11-21 19:25 UTC
NOAA Scale: S1 - Minor

Issue Time: 2024-11-21 19:18 UTC
WARNING: Proton 10MeV Integral Flux above 10pfu expected
Valid From: 2024-11-21 19:17 UTC
Valid To: 2024-11-22 03:00 UTC
Warning Condition: Onset
Predicted NOAA Scale: S1 - Minor

Issue Time: 2024-11-21 19:03 UTC
ALERT: Proton Event 100MeV Integral Flux exceeded 1pfu
Begin Time: 2024-11-21 18:55 UTC

Issue Time: 2024-11-21 19:00 UTC
WARNING: Proton 100MeV Integral Flux above 1pfu expected
Valid From: 2024-11-21 18:51 UTC
Valid To: 2024-11-21 23:59 UTC
Warning Condition: Onset

Issue Time: 2024-11-21 18:59 UTC
CANCEL WARNING: Proton 100MeV Integral Flux above 1pfu expected
Cancel Serial Number: 112
Original Issue Time: 2024-11-21 18:53 UTC
Comment: Correction being sent for correct end time. Should be 21/2359 UTC.

Issue Time: 2024-11-21 18:53 UTC
WARNING: Proton 100MeV Integral Flux above 1pfu expected
Valid From: 2024-11-21 18:51 UTC
Valid To: 2024-11-22 23:59 UTC
Warning Condition: Onset

Built 2024-11-23 06:56 from source