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Time
UTC
DSCOVRACE
Solar WindGSMSolar WindGSM
Proton DensityBulk SpeedBzProton DensityBulk SpeedBz
05:01------
05:00------
04:59---3.26---
04:580.08453.5-3.12---
04:570.08441.5-3.62---
04:560.08438.2-3.47---
04:55---3.95---
04:54---3.87---
04:530.10450.7-3.93---
04:520.09445.3-4.16---
04:510.08441.7-3.88---
04:500.08444.8-3.63---
04:490.08443.2-3.75---
04:480.08443.6-3.65---
04:470.04445.1-3.380.0445.1-3.4
04:460.05449.8-3.330.1449.8-3.3
04:450.04453.9-3.140.0453.9-3.1
04:440.05453.0-3.120.0453.0-3.1
04:430.07450.3-2.980.1450.3-3.0
04:420.04453.2-3.600.0453.2-3.6
04:410.06456.1-3.300.1456.1-3.3
04:400.07460.7-4.050.1460.7-4.0
04:390.08462.7-4.090.1462.7-4.1
04:380.09461.1-4.420.1461.1-4.4
04:370.10456.6-3.440.1456.6-3.4
04:360.08455.4-3.900.1455.4-3.9
04:350.06455.8-3.600.1455.8-3.6
04:340.05451.3-3.670.1451.3-3.7
04:330.05450.8-3.150.1450.8-3.2
04:320.03458.4-3.440.0458.4-3.4
04:310.07449.1-2.300.1449.1-2.3
04:300.07455.5-2.590.1455.5-2.6
04:290.08454.4-3.240.1454.4-3.2
04:280.07455.2-2.990.1455.2-3.0
04:270.06450.9-3.100.1450.9-3.1
04:260.09452.2-3.020.1452.2-3.0
04:250.06448.7-3.510.1448.7-3.5
04:240.05449.2-3.230.1449.2-3.2
04:230.05447.9-3.050.1447.9-3.0
04:220.05453.0-2.760.1453.0-2.8
04:210.06457.1-2.700.1457.1-2.7
04:200.04452.9-2.630.0452.9-2.6
04:190.05453.6-2.690.0453.6-2.7
04:180.05453.4-2.530.0453.4-2.5
04:170.04451.5-2.400.0451.5-2.4
04:160.06453.8-2.390.1453.8-2.4
04:150.06454.2-2.360.1454.2-2.4
04:140.07452.7-2.460.1452.7-2.5
04:130.06456.7-2.360.1456.7-2.4
04:120.05452.2-2.100.0452.2-2.1
04:110.04453.2-2.370.0453.2-2.4
04:100.04453.3-2.950.0453.3-3.0
04:090.04454.7-2.570.0454.7-2.6
04:080.04453.3-2.220.0453.3-2.2
04:070.06449.3-3.060.1449.3-3.1
04:060.05448.3-3.530.1448.3-3.5
04:050.04451.8-1.040.0451.8-1.0
04:040.05453.0-1.790.0453.0-1.8
04:030.05449.4-2.040.0449.4-2.0
04:020.05447.7-1.920.0447.7-1.9
04:010.05450.4-1.980.1450.4-2.0
04:000.06450.7-1.970.1450.7-2.0
03:59---2.71---2.7
03:580.05446.4-1.830.1446.4-1.8
03:570.10457.2-1.400.1457.2-1.4
03:560.05445.9-1.480.0445.9-1.5
03:550.16447.9-1.860.2447.9-1.9
03:540.10454.32.360.1454.32.4
03:530.07451.02.960.1451.03.0
03:520.07453.01.640.1453.01.6
03:510.08453.00.140.1453.00.1
03:500.08455.60.070.1455.60.1
03:490.09460.0-0.670.1460.0-0.7
03:480.09462.0-0.910.1462.0-0.9
03:470.08458.2-1.230.1458.2-1.2
03:460.08457.7-1.290.1457.7-1.3
03:450.10455.6-1.170.1455.6-1.2
03:440.10453.5-0.660.1453.5-0.7
03:430.12456.9-0.290.1456.9-0.3
03:420.08456.2-0.470.1456.2-0.5
03:410.05459.10.960.1459.11.0
03:400.12458.70.000.1458.7-0.0
03:390.14457.0-0.100.1457.0-0.1
03:380.10462.5-0.390.1462.5-0.4
03:370.17473.5-0.670.2473.5-0.7
03:360.11468.2-1.280.1468.2-1.3
03:350.09457.5-0.760.1457.5-0.8
03:340.10456.60.730.1456.60.7
03:330.10463.30.600.1463.30.6
03:320.09468.0-0.320.1468.0-0.3
03:310.09469.90.730.1469.90.7
03:300.09464.80.410.1464.80.4
03:290.11453.21.440.1453.21.4
03:280.12455.40.860.1455.40.9
03:270.08441.11.220.1441.11.2
03:260.08447.31.620.1447.31.6
03:250.05454.52.050.1454.52.1
03:240.08457.22.010.1457.22.0
03:230.06448.92.190.1448.92.2
03:220.05457.02.120.1457.02.1
03:210.06462.52.740.1462.52.7
03:200.06458.63.240.1458.63.2
03:190.10463.43.680.1463.43.7
03:180.08458.53.560.1458.53.6
03:170.06458.93.620.1458.93.6
03:160.07463.63.410.1463.63.4
03:150.07462.93.250.1462.93.2
03:140.07464.23.030.1464.23.0
03:130.07463.73.380.1463.73.4
03:120.05461.43.350.0461.43.4
03:110.03458.13.220.0458.13.2
03:100.04465.33.280.0465.33.3
03:090.04466.53.450.0466.53.4
03:080.05461.33.760.1461.33.8
03:070.05460.42.760.0460.42.8
03:060.05461.93.630.0461.93.6
03:050.07458.33.480.1458.33.5
03:040.06452.03.390.1452.03.4
03:030.07457.42.320.1457.42.3
03:020.08467.33.100.1467.33.1
Built 2024-07-27 05:02 from source
Solar wind parameters of the latest hour by NOAA
parameterminmaxmean
IMF Bz [nT]-4.4-1.0-3.0
velocity [km/s]438.2462.7451.5
density [cm-3]0.00.20.1
Geomagnetic activity (RX [nT])
sitelatest hournext hour (RXmin, RXmax)
Kevo (KEV)2116166
Maasi (MAS)2217170
Kilpisjärvi (KIL)1917174
Ivalo (IVA)1812151
Muonio (MUO)1515149
Sodankylä (SOD)1913123
Pello (PEL)1313121
Oulujärvi (OUJ)91074
Mekrijärvi (MEK)7843
Hankasalmi (HAN)-849
Nurmijärvi (NUR)8944
Tartu (TAR)7732
low increasedmoderate high very high

Short explanation of the method

Data and licenses

AurorasNow! (Finnish Meteorological Institute)
Built 2024-07-27 05:02 from source
Issue Time: 2024-07-27 05:00 UTC
ALERT: Type II Radio Emission
Begin Time: 2024-07-27 04:33 UTC
Estimated Velocity: 1046 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: 2024-07-26 15:59 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2024-07-26 15:59 UTC
Valid To: 2024-07-26 21:00 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: 2024-07-26 14:55 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2024-07-26 14:50 UTC
Synoptic Period: 1200-1500 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: 2024-07-26 14:34 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2024-07-26 14:34 UTC
Valid To: 2024-07-26 21:00 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: 2024-07-26 05:44 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2024-07-26 05:41 UTC
Synoptic Period: 0300-0600 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: 2024-07-26 04:09 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2024-07-26 04:00 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: 2024-07-26 04:02 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2024-07-26 04:02 UTC
Valid To: 2024-07-26 12:00 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: 2024-07-26 02:30 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4646
Valid From: 2024-07-25 20:15 UTC
Now Valid Until: 2024-07-26 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: 2024-07-26 01:21 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2024-07-26 01:20 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: 2024-07-25 20:15 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2024-07-25 20:15 UTC
Valid To: 2024-07-26 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: 2024-07-25 16:29 UTC
ALERT: Type II Radio Emission
Begin Time: 2024-07-25 15:35 UTC
Estimated Velocity: 749 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: 2024-07-25 14:54 UTC
SUMMARY: Geomagnetic Sudden Impulse
Observed: 2024-07-25 14:22 UTC
Deviation: 8 nT
Station: BOU

Issue Time: 2024-07-25 13:51 UTC
WARNING: Geomagnetic Sudden Impulse expected
Valid From: 2024-07-25 13:48 UTC
Valid To: 2024-07-25 14:25 UTC
IP Shock Passage Observed: 2024-07-25 13:15 UTC

Issue Time: 2024-07-25 12:49 UTC
ALERT: Type II Radio Emission
Begin Time: 2024-07-25 12:34 UTC
Estimated Velocity: 775 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: 2024-07-24 19:16 UTC
ALERT: Type II Radio Emission
Begin Time: 2024-07-24 18:16 UTC
Estimated Velocity: 687 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: 2024-07-24 18:19 UTC
WATCH: Geomagnetic Storm Category G1 Predicted
Highest Storm Level Predicted by Day
Jul 25: None (Below G1) Jul 26: None (Below G1) Jul 27: 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: 2024-07-24 17:46 UTC
ALERT: Type II Radio Emission
Begin Time: 2024-07-24 17:26 UTC
Estimated Velocity: 457 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: 2024-07-24 11:13 UTC
CANCEL WARNING: Proton 10MeV Integral Flux above 10pfu expected
Cancel Serial Number: 571
Original Issue Time: 2024-07-23 01:56 UTC
Comment: Conditions for this warning are no longer present

Issue Time: 2024-07-24 08:50 UTC
SUMMARY: Proton Event 100MeV Integral Flux exceeded 1pfu
Begin Time: 2024-07-23 02:05 UTC
Maximum Time: 2024-07-23 04:30 UTC
End Time: 2024-07-23 15:10 UTC
Maximum 100MeV Flux: 1 pfu

Issue Time: 2024-07-24 08:50 UTC
SUMMARY: Proton Event 10MeV Integral Flux exceeded 10pfu
Begin Time: 2024-07-23 03:00 UTC
Maximum Time: 2024-07-23 10:40 UTC
End Time: 2024-07-23 23:50 UTC
Maximum 10MeV Flux: 24 pfu
NOAA Scale: S1 - Minor

Issue Time: 2024-07-24 08:08 UTC
ALERT: Type IV Radio Emission
Begin Time: 2024-07-24 07:44 UTC
Description: Type IV emissions occur in association with major eruptions on the sun and are typically associated with strong coronal mass ejections and solar radiation storms.

Issue Time: 2024-07-24 07:57 UTC
ALERT: Type II Radio Emission
Begin Time: 2024-07-24 07:44 UTC
Estimated Velocity: 407 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.

Built 2024-07-27 05:02 from source