SettingsLast update:
Time UTC | DSCOVR | ACE | ||||
---|---|---|---|---|---|---|
Solar Wind | GSM | Solar Wind | GSM | |||
Proton Density | Bulk Speed | Bz | Proton Density | Bulk Speed | Bz | |
07:37 | - | - | - | - | - | - |
07:36 | - | - | - | - | - | - |
07:35 | 1.79 | 436.2 | 0.20 | - | - | - |
07:34 | 1.53 | 429.2 | -0.21 | - | - | - |
07:33 | 1.63 | 429.9 | -0.15 | - | - | - |
07:32 | 1.72 | 433.3 | -0.14 | - | - | - |
07:31 | 1.38 | 424.7 | -0.04 | - | - | - |
07:30 | 1.28 | 423.9 | 0.12 | - | - | - |
07:29 | 1.40 | 432.4 | -0.44 | - | - | - |
07:28 | 1.51 | 436.5 | -0.64 | - | - | - |
07:27 | 1.63 | 435.1 | -0.70 | 1.6 | 435.1 | -0.7 |
07:26 | 1.29 | 431.6 | -0.37 | 1.3 | 431.6 | -0.4 |
07:25 | 1.09 | 439.1 | -0.63 | 1.1 | 439.1 | -0.6 |
07:24 | 1.29 | 441.8 | -0.66 | 1.3 | 441.8 | -0.7 |
07:23 | 1.66 | 438.8 | -2.15 | 1.7 | 438.8 | -2.1 |
07:22 | 1.08 | 431.0 | -0.22 | 1.1 | 431.0 | -0.2 |
07:21 | 0.97 | 442.1 | -1.50 | 1.0 | 442.1 | -1.5 |
07:20 | 0.51 | 427.4 | -2.03 | 0.5 | 427.4 | -2.0 |
07:19 | 1.17 | 441.1 | -3.64 | 1.2 | 441.1 | -3.6 |
07:18 | 0.76 | 430.0 | -1.44 | 0.8 | 430.0 | -1.4 |
07:17 | 1.07 | 433.6 | -1.38 | 1.1 | 433.6 | -1.4 |
07:16 | 1.00 | 432.4 | -0.62 | 1.0 | 432.4 | -0.6 |
07:15 | 1.02 | 435.7 | -0.90 | 1.0 | 435.7 | -0.9 |
07:14 | 0.76 | 428.2 | -0.70 | 0.8 | 428.2 | -0.7 |
07:13 | 0.41 | 417.4 | -0.39 | 0.4 | 417.4 | -0.4 |
07:12 | 1.83 | 439.7 | -0.27 | 1.8 | 439.7 | -0.3 |
07:11 | 1.94 | 435.5 | 0.03 | 1.9 | 435.5 | 0.0 |
07:10 | 1.79 | 423.0 | -0.31 | 1.8 | 423.0 | -0.3 |
07:09 | 0.96 | 417.0 | -0.69 | 1.0 | 417.0 | -0.7 |
07:08 | 2.53 | 434.1 | 0.03 | 2.5 | 434.1 | 0.0 |
07:07 | 2.17 | 424.0 | 0.24 | 2.2 | 424.0 | 0.2 |
07:06 | 2.80 | 424.2 | 0.38 | 2.8 | 424.2 | 0.4 |
07:05 | 2.26 | 408.6 | 0.77 | 2.3 | 408.6 | 0.8 |
07:04 | 2.74 | 419.2 | 0.51 | 2.7 | 419.2 | 0.5 |
07:03 | 2.93 | 436.6 | -0.21 | 2.9 | 436.6 | -0.2 |
07:02 | 3.42 | 438.3 | -0.77 | 3.4 | 438.3 | -0.8 |
07:01 | 1.77 | 426.8 | 0.93 | 1.8 | 426.8 | 0.9 |
07:00 | 4.29 | 435.8 | 0.75 | 4.3 | 435.8 | 0.7 |
06:59 | 4.87 | 444.8 | 0.83 | 4.9 | 444.8 | 0.8 |
06:58 | 2.35 | 429.7 | 1.50 | 2.4 | 429.7 | 1.5 |
06:57 | 1.24 | 423.8 | 1.65 | 1.2 | 423.8 | 1.6 |
06:56 | 2.43 | 435.2 | 1.47 | 2.4 | 435.2 | 1.5 |
06:55 | 3.01 | 437.5 | -0.03 | 3.0 | 437.5 | -0.0 |
06:54 | 1.62 | 434.0 | -1.34 | 1.6 | 434.0 | -1.3 |
06:53 | 1.10 | 413.7 | -1.07 | 1.1 | 413.7 | -1.1 |
06:52 | 5.58 | 438.9 | -0.07 | 5.6 | 438.9 | -0.1 |
06:51 | 10.43 | 452.7 | 2.59 | 10.4 | 452.7 | 2.6 |
06:50 | 7.33 | 447.0 | 3.82 | 7.3 | 447.0 | 3.8 |
06:49 | 1.07 | 415.5 | 4.22 | 1.1 | 415.5 | 4.2 |
06:48 | 5.52 | 437.2 | 5.00 | 5.5 | 437.2 | 5.0 |
06:47 | 8.55 | 441.6 | 4.69 | 8.5 | 441.6 | 4.7 |
06:46 | 6.85 | 445.5 | 4.69 | 6.8 | 445.5 | 4.7 |
06:45 | 2.45 | 424.2 | 4.48 | 2.4 | 424.2 | 4.5 |
06:44 | 5.26 | 431.6 | 5.34 | 5.3 | 431.6 | 5.3 |
06:43 | 7.69 | 440.2 | 5.75 | 7.7 | 440.2 | 5.8 |
06:42 | 7.51 | 442.2 | 6.03 | 7.5 | 442.2 | 6.0 |
06:41 | 4.45 | 433.6 | 6.02 | 4.5 | 433.6 | 6.0 |
06:40 | 1.01 | 420.8 | 5.18 | 1.0 | 420.8 | 5.2 |
06:39 | 6.54 | 431.8 | 5.55 | 6.5 | 431.8 | 5.6 |
06:38 | 7.14 | 436.6 | 5.87 | 7.1 | 436.6 | 5.9 |
06:37 | 7.86 | 446.2 | 6.37 | 7.9 | 446.2 | 6.4 |
06:36 | 3.67 | 426.9 | 5.95 | 3.7 | 426.9 | 6.0 |
06:35 | 8.67 | 442.1 | 6.06 | 8.7 | 442.1 | 6.1 |
06:34 | 5.60 | 443.6 | 6.59 | 5.6 | 443.6 | 6.6 |
06:33 | 6.64 | 455.1 | 6.88 | 6.6 | 455.1 | 6.9 |
06:32 | 1.94 | 416.1 | 6.84 | 1.9 | 416.1 | 6.8 |
06:31 | 5.49 | 440.6 | 7.51 | 5.5 | 440.6 | 7.5 |
06:30 | 5.71 | 442.2 | 7.27 | 5.7 | 442.2 | 7.3 |
06:29 | 5.25 | 454.4 | 7.72 | 5.3 | 454.4 | 7.7 |
06:28 | 4.29 | 444.1 | 8.30 | 4.3 | 444.1 | 8.3 |
06:27 | 5.16 | 436.2 | 8.53 | 5.2 | 436.2 | 8.5 |
06:26 | 6.74 | 436.5 | 8.85 | 6.7 | 436.5 | 8.8 |
06:25 | 6.24 | 431.9 | 8.21 | 6.2 | 431.9 | 8.2 |
06:24 | 6.91 | 431.4 | 8.03 | 6.9 | 431.4 | 8.0 |
06:23 | 8.94 | 437.8 | 7.77 | 8.9 | 437.8 | 7.8 |
06:22 | 7.08 | 438.3 | 6.65 | 7.1 | 438.3 | 6.7 |
06:21 | 7.99 | 446.4 | 5.69 | 8.0 | 446.4 | 5.7 |
06:20 | 2.62 | 420.0 | 4.83 | 2.6 | 420.0 | 4.8 |
06:19 | 7.44 | 443.1 | 4.01 | 7.4 | 443.1 | 4.0 |
06:18 | 8.17 | 452.7 | 5.27 | 8.2 | 452.7 | 5.3 |
06:17 | 4.95 | 431.1 | 6.11 | 5.0 | 431.1 | 6.1 |
06:16 | 3.43 | 427.7 | 6.21 | 3.4 | 427.7 | 6.2 |
06:15 | 6.51 | 440.2 | 6.55 | 6.5 | 440.2 | 6.5 |
06:14 | 4.94 | 439.6 | 6.80 | 4.9 | 439.6 | 6.8 |
06:13 | 6.17 | 443.2 | 7.14 | 6.2 | 443.2 | 7.1 |
06:12 | 2.75 | 428.4 | 7.35 | 2.7 | 428.4 | 7.3 |
06:11 | 3.74 | 433.0 | 6.98 | 3.7 | 433.0 | 7.0 |
06:10 | 6.59 | 444.6 | 7.41 | 6.6 | 444.6 | 7.4 |
06:09 | 7.18 | 447.9 | 7.56 | 7.2 | 447.9 | 7.6 |
06:08 | 4.87 | 439.3 | 7.91 | 4.9 | 439.3 | 7.9 |
06:07 | 0.98 | 422.3 | 7.65 | 1.0 | 422.3 | 7.7 |
06:06 | 7.29 | 440.5 | 7.84 | 7.3 | 440.5 | 7.8 |
06:05 | 7.51 | 443.2 | 8.87 | 7.5 | 443.2 | 8.9 |
06:04 | 7.60 | 451.6 | 8.96 | 7.6 | 451.6 | 9.0 |
06:03 | 1.37 | 424.5 | 8.70 | 1.4 | 424.5 | 8.7 |
06:02 | 5.48 | 434.7 | 8.84 | 5.5 | 434.7 | 8.8 |
06:01 | 6.69 | 457.3 | 8.41 | 6.7 | 457.3 | 8.4 |
06:00 | 5.47 | 452.2 | 8.94 | 5.5 | 452.2 | 8.9 |
05:59 | 1.93 | 420.7 | 9.32 | 1.9 | 420.7 | 9.3 |
05:58 | 3.08 | 433.7 | 9.22 | 3.1 | 433.7 | 9.2 |
05:57 | 13.88 | 434.1 | 9.23 | 13.9 | 434.1 | 9.2 |
05:56 | 9.07 | 437.6 | 8.13 | 9.1 | 437.6 | 8.1 |
05:55 | 3.37 | 434.9 | 9.43 | 3.4 | 434.9 | 9.4 |
05:54 | 3.19 | 435.7 | 9.57 | 3.2 | 435.7 | 9.6 |
05:53 | 3.94 | 442.3 | 9.57 | 3.9 | 442.3 | 9.6 |
05:52 | 5.00 | 446.7 | 9.66 | 5.0 | 446.7 | 9.7 |
05:51 | 5.55 | 446.4 | 9.40 | 5.5 | 446.4 | 9.4 |
05:50 | 4.37 | 439.6 | 8.72 | 4.4 | 439.6 | 8.7 |
05:49 | 4.84 | 440.2 | 9.12 | 4.8 | 440.2 | 9.1 |
05:48 | 7.53 | 451.2 | 8.74 | 7.5 | 451.2 | 8.7 |
05:47 | 6.17 | 454.7 | 8.78 | 6.2 | 454.7 | 8.8 |
05:46 | 4.81 | 445.1 | 9.18 | 4.8 | 445.1 | 9.2 |
05:45 | 4.15 | 441.6 | 8.77 | 4.1 | 441.6 | 8.8 |
05:44 | 7.22 | 449.6 | 8.79 | 7.2 | 449.6 | 8.8 |
05:43 | 5.66 | 446.6 | 8.91 | 5.7 | 446.6 | 8.9 |
05:42 | 4.98 | 449.9 | 9.26 | 5.0 | 449.9 | 9.3 |
05:41 | 6.59 | 454.6 | 9.04 | 6.6 | 454.6 | 9.0 |
05:40 | 6.56 | 461.2 | 9.16 | 6.6 | 461.2 | 9.2 |
05:39 | 5.20 | 447.2 | 9.06 | 5.2 | 447.2 | 9.1 |
05:38 | 5.41 | 448.5 | 8.55 | 5.4 | 448.5 | 8.6 |
Built 2025-05-12 07:38 from source
Solar wind parameters of the latest hour by NOAA | |||
---|---|---|---|
parameter | min | max | mean |
IMF Bz [nT] | -3.6 | 8.3 | 2.1 |
velocity [km/s] | 408.6 | 455.1 | 433.8 |
density [cm-3] | 0.4 | 10.4 | 3.4 |
Geomagnetic activity (RX [nT]) | ||
---|---|---|
site | latest hour | next hour (RXmin, RXmax) |
Kevo (KEV) | 18 | 4 | 39 |
Maasi (MAS) | 18 | 5 | 39 |
Kilpisjärvi (KIL) | 22 | 5 | 42 |
Ivalo (IVA) | 19 | 5 | 33 |
Muonio (MUO) | 19 | 4 | 32 |
Sodankylä (SOD) | 18 | 4 | 30 |
Pello (PEL) | - | 4 | 29 |
Oulujärvi (OUJ) | 12 | 4 | 23 |
Mekrijärvi (MEK) | 8 | 3 | 17 |
Hankasalmi (HAN) | 13 | 3 | 20 |
Nurmijärvi (NUR) | 11 | 4 | 20 |
Tartu (TAR) | 8 | 2 | 16 |
low | increased | moderate | high | very high |
Short explanation of the method
AurorasNow! (Finnish Meteorological Institute)Built 2025-05-12 07:32 from source
Issue Time: 2025-05-11 21:02 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2025-05-11 21:00 UTC
Valid To: 2025-05-12 06:00 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.
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2025-05-11 21:00 UTC
Valid To: 2025-05-12 06:00 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: 2025-05-11 21:00 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2025-05-11 20:58 UTC
Synoptic Period: 1800-2100 UTC
Active Warning: No
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.
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2025-05-11 20:58 UTC
Synoptic Period: 1800-2100 UTC
Active Warning: No
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: 2025-05-11 20:24 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2025-05-11 20:21 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.
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2025-05-11 20:21 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: 2025-05-11 14:55 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4960
Valid From: 2025-05-11 04:20 UTC
Now Valid Until: 2025-05-12 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.
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4960
Valid From: 2025-05-11 04:20 UTC
Now Valid Until: 2025-05-12 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: 2025-05-11 04:20 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2025-05-11 04:20 UTC
Valid To: 2025-05-11 15:00 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.
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2025-05-11 04:20 UTC
Valid To: 2025-05-11 15:00 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: 2025-05-10 10:26 UTC
CANCEL WARNING: Geomagnetic K-index of 5 expected
Cancel Serial Number: 2039
Original Issue Time: 2025-05-09 23:48 UTC
Comment: Geomagnetic K-index of 5 no longer expected.
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.
CANCEL WARNING: Geomagnetic K-index of 5 expected
Cancel Serial Number: 2039
Original Issue Time: 2025-05-09 23:48 UTC
Comment: Geomagnetic K-index of 5 no longer expected.
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: 2025-05-10 06:06 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4958
Valid From: 2025-05-09 19:53 UTC
Now Valid Until: 2025-05-10 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.
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 4958
Valid From: 2025-05-09 19:53 UTC
Now Valid Until: 2025-05-10 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: 2025-05-10 05:59 UTC
EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 2038
Valid From: 2025-05-09 23:48 UTC
Now Valid Until: 2025-05-10 12:00 UTC
Warning Condition: Persistence
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.
EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 2038
Valid From: 2025-05-09 23:48 UTC
Now Valid Until: 2025-05-10 12:00 UTC
Warning Condition: Persistence
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: 2025-05-09 23:48 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2025-05-09 23:48 UTC
Valid To: 2025-05-10 06:00 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.
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2025-05-09 23:48 UTC
Valid To: 2025-05-10 06:00 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: 2025-05-09 19:57 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2025-05-09 19:56 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.
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2025-05-09 19:56 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: 2025-05-09 19:56 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2025-05-09 19:53 UTC
Valid To: 2025-05-10 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.
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2025-05-09 19:53 UTC
Valid To: 2025-05-10 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 2025-05-12 07:05 from source