SettingsLast update:
| Time UTC | DSCOVR | ACE | ||||
|---|---|---|---|---|---|---|
| Solar Wind | GSM | Solar Wind | GSM | |||
| Proton Density | Bulk Speed | Bz | Proton Density | Bulk Speed | Bz | |
| 22:31 | - | - | - | - | - | - |
| 22:30 | - | - | - | - | - | - |
| 22:29 | 3.96 | 444.4 | -1.64 | - | - | - |
| 22:28 | 3.95 | 439.2 | -1.57 | - | - | -1.6 |
| 22:27 | 4.04 | 441.6 | -2.24 | 4.0 | 441.6 | -2.2 |
| 22:26 | 4.17 | 444.0 | -0.83 | 4.2 | 444.0 | -0.8 |
| 22:25 | 3.72 | 442.4 | -1.12 | 3.7 | 442.4 | -1.1 |
| 22:24 | 3.50 | 432.8 | -1.52 | 3.5 | 432.8 | -1.5 |
| 22:23 | 3.91 | 441.3 | -0.49 | 3.9 | 441.3 | -0.5 |
| 22:22 | 4.16 | 447.1 | -0.61 | 4.2 | 447.1 | -0.6 |
| 22:21 | 2.45 | 406.4 | -0.85 | 2.5 | 406.4 | -0.9 |
| 22:20 | 4.29 | 446.4 | -0.57 | 4.3 | 446.4 | -0.6 |
| 22:19 | 1.79 | 396.3 | 0.18 | 1.8 | 396.3 | 0.2 |
| 22:18 | 2.96 | 431.8 | 1.91 | 3.0 | 431.8 | 1.9 |
| 22:17 | 2.76 | 406.8 | 2.12 | 2.8 | 406.8 | 2.1 |
| 22:16 | 3.44 | 428.2 | 1.99 | 3.4 | 428.2 | 2.0 |
| 22:15 | 3.63 | 440.7 | 1.86 | 3.6 | 440.7 | 1.9 |
| 22:14 | 4.64 | 430.7 | 2.17 | 4.6 | 430.7 | 2.2 |
| 22:13 | 5.03 | 433.2 | 5.33 | 5.0 | 433.2 | 5.3 |
| 22:12 | 4.68 | 451.6 | 7.81 | 4.7 | 451.6 | 7.8 |
| 22:11 | 4.49 | 458.7 | 8.14 | 4.5 | 458.7 | 8.1 |
| 22:10 | 4.35 | 441.8 | 7.49 | 4.3 | 441.8 | 7.5 |
| 22:09 | 4.51 | 429.9 | 5.44 | 4.5 | 429.9 | 5.4 |
| 22:08 | 5.34 | 453.0 | 8.27 | 5.3 | 453.0 | 8.3 |
| 22:07 | 4.92 | 457.8 | 7.60 | 4.9 | 457.8 | 7.6 |
| 22:06 | 3.67 | 457.4 | 7.77 | 3.7 | 457.4 | 7.8 |
| 22:05 | 3.11 | 451.0 | 7.62 | 3.1 | 451.0 | 7.6 |
| 22:04 | 3.03 | 445.8 | 6.60 | 3.0 | 445.8 | 6.6 |
| 22:03 | 3.25 | 395.0 | 5.93 | 3.2 | 395.0 | 5.9 |
| 22:02 | 3.26 | 392.3 | 7.07 | 3.3 | 392.3 | 7.1 |
| 22:01 | 3.56 | 445.0 | 7.45 | 3.6 | 445.0 | 7.5 |
| 22:00 | 3.56 | 445.0 | 7.83 | 3.6 | 445.0 | 7.8 |
| 21:59 | - | - | - | - | - | - |
| 21:58 | 3.87 | 423.4 | 6.73 | 3.9 | 423.4 | 6.7 |
| 21:57 | 4.77 | 428.6 | 7.90 | 4.8 | 428.6 | 7.9 |
| 21:56 | 5.89 | 451.9 | 7.68 | 5.9 | 451.9 | 7.7 |
| 21:55 | 4.72 | 439.4 | 8.69 | 4.7 | 439.4 | 8.7 |
| 21:54 | 3.96 | 428.2 | 8.78 | 4.0 | 428.2 | 8.8 |
| 21:53 | 4.92 | 452.9 | 9.01 | 4.9 | 452.9 | 9.0 |
| 21:52 | 4.77 | 458.9 | 8.86 | 4.8 | 458.9 | 8.9 |
| 21:51 | 3.30 | 449.7 | 10.51 | 3.3 | 449.7 | 10.5 |
| 21:50 | 3.27 | 424.6 | 9.20 | 3.3 | 424.6 | 9.2 |
| 21:49 | 4.23 | 458.5 | 9.96 | 4.2 | 458.5 | 10.0 |
| 21:48 | 4.63 | 475.8 | 10.77 | 4.6 | 475.8 | 10.8 |
| 21:47 | 4.23 | 459.6 | 11.39 | 4.2 | 459.6 | 11.4 |
| 21:46 | 4.35 | 436.4 | 10.79 | 4.3 | 436.4 | 10.8 |
| 21:45 | 4.43 | 456.2 | 10.72 | 4.4 | 456.2 | 10.7 |
| 21:44 | 3.27 | 471.2 | 10.45 | 3.3 | 471.2 | 10.5 |
| 21:43 | 4.28 | 439.1 | 10.38 | 4.3 | 439.1 | 10.4 |
| 21:42 | 3.84 | 449.9 | 10.31 | 3.8 | 449.9 | 10.3 |
| 21:41 | 3.40 | 467.5 | 10.19 | 3.4 | 467.5 | 10.2 |
| 21:40 | 4.17 | 478.1 | 9.80 | 4.2 | 478.1 | 9.8 |
| 21:39 | 4.49 | 470.1 | 9.47 | 4.5 | 470.1 | 9.5 |
| 21:38 | 3.54 | 447.8 | 10.48 | 3.5 | 447.8 | 10.5 |
| 21:37 | 2.13 | 440.2 | 10.21 | 2.1 | 440.2 | 10.2 |
| 21:36 | 1.37 | 414.5 | 9.45 | 1.4 | 414.5 | 9.5 |
| 21:35 | 2.17 | 451.2 | 6.26 | 2.2 | 451.2 | 6.3 |
| 21:34 | 1.90 | 417.5 | 4.21 | 1.9 | 417.5 | 4.2 |
| 21:33 | 2.40 | 447.8 | 4.68 | 2.4 | 447.8 | 4.7 |
| 21:32 | 2.94 | 440.1 | 4.63 | 2.9 | 440.1 | 4.6 |
| 21:31 | 2.19 | 417.8 | 5.45 | 2.2 | 417.8 | 5.5 |
| 21:30 | - | - | 5.23 | - | - | 5.2 |
| 21:29 | - | - | 5.38 | - | - | 5.4 |
| 21:28 | 4.66 | 458.7 | 1.71 | 4.7 | 458.7 | 1.7 |
| 21:27 | 3.11 | 428.7 | -2.29 | 3.1 | 428.7 | -2.3 |
| 21:26 | 3.03 | 436.3 | 1.09 | 3.0 | 436.3 | 1.1 |
| 21:25 | 3.13 | 452.4 | 0.55 | 3.1 | 452.4 | 0.5 |
| 21:24 | 3.14 | 451.8 | 2.94 | 3.1 | 451.8 | 2.9 |
| 21:23 | 3.11 | 441.7 | 3.76 | 3.1 | 441.7 | 3.8 |
| 21:22 | 2.82 | 437.0 | 4.25 | 2.8 | 437.0 | 4.3 |
| 21:21 | 2.96 | 447.6 | 4.42 | 3.0 | 447.6 | 4.4 |
| 21:20 | 2.62 | 442.1 | 5.63 | 2.6 | 442.1 | 5.6 |
| 21:19 | 1.87 | 416.6 | 6.58 | 1.9 | 416.6 | 6.6 |
| 21:18 | 3.11 | 451.3 | 7.07 | 3.1 | 451.3 | 7.1 |
| 21:17 | 2.81 | 444.8 | 6.92 | 2.8 | 444.8 | 6.9 |
| 21:16 | 2.85 | 448.9 | 6.89 | 2.9 | 448.9 | 6.9 |
| 21:15 | 2.29 | 436.5 | 6.63 | 2.3 | 436.5 | 6.6 |
| 21:14 | 3.57 | 448.9 | 6.63 | 3.6 | 448.9 | 6.6 |
| 21:13 | 3.07 | 452.4 | 6.83 | 3.1 | 452.4 | 6.8 |
| 21:12 | 2.49 | 441.1 | 5.78 | 2.5 | 441.1 | 5.8 |
| 21:11 | 2.33 | 430.0 | 6.84 | 2.3 | 430.0 | 6.8 |
| 21:10 | 3.41 | 443.2 | 6.85 | 3.4 | 443.2 | 6.9 |
| 21:09 | 4.40 | 460.3 | 5.10 | 4.4 | 460.3 | 5.1 |
| 21:08 | 3.42 | 441.0 | 4.02 | 3.4 | 441.0 | 4.0 |
| 21:07 | 2.95 | 430.5 | 2.96 | 2.9 | 430.5 | 3.0 |
| 21:06 | 4.01 | 450.6 | 4.44 | 4.0 | 450.6 | 4.4 |
| 21:05 | 3.92 | 448.3 | 4.18 | 3.9 | 448.3 | 4.2 |
| 21:04 | 3.72 | 446.2 | 3.45 | 3.7 | 446.2 | 3.4 |
| 21:03 | 2.25 | 423.7 | 3.00 | 2.2 | 423.7 | 3.0 |
| 21:02 | 5.40 | 457.6 | 2.50 | 5.4 | 457.6 | 2.5 |
| 21:01 | 5.53 | 454.3 | 1.85 | 5.5 | 454.3 | 1.9 |
| 21:00 | 4.11 | 433.3 | 1.69 | 4.1 | 433.3 | 1.7 |
| 20:59 | 5.27 | 440.6 | 1.63 | 5.3 | 440.6 | 1.6 |
| 20:58 | 4.66 | 446.0 | 0.83 | 4.7 | 446.0 | 0.8 |
| 20:57 | - | - | 0.52 | - | - | 0.5 |
| 20:56 | - | - | 1.44 | - | - | 1.4 |
| 20:55 | 4.25 | 442.5 | -1.65 | 4.3 | 442.5 | -1.7 |
| 20:54 | 4.82 | 445.7 | -2.07 | 4.8 | 445.7 | -2.1 |
| 20:53 | 4.48 | 444.4 | -2.93 | 4.5 | 444.4 | -2.9 |
| 20:52 | 3.90 | 441.9 | -2.73 | 3.9 | 441.9 | -2.7 |
| 20:51 | 3.92 | 441.1 | -3.93 | 3.9 | 441.1 | -3.9 |
| 20:50 | 4.16 | 440.5 | -5.41 | 4.2 | 440.5 | -5.4 |
| 20:49 | 4.25 | 441.3 | -5.50 | 4.3 | 441.3 | -5.5 |
| 20:48 | 3.82 | 440.6 | -6.55 | 3.8 | 440.6 | -6.5 |
| 20:47 | 4.09 | 443.3 | -6.72 | 4.1 | 443.3 | -6.7 |
| 20:46 | 3.42 | 440.2 | -7.64 | 3.4 | 440.2 | -7.6 |
| 20:45 | 3.89 | 441.4 | -9.02 | 3.9 | 441.4 | -9.0 |
| 20:44 | 4.43 | 440.7 | -9.23 | 4.4 | 440.7 | -9.2 |
| 20:43 | 3.26 | 439.5 | -8.74 | 3.3 | 439.5 | -8.7 |
| 20:42 | 3.83 | 439.2 | -8.80 | 3.8 | 439.2 | -8.8 |
| 20:41 | 4.53 | 441.7 | -8.88 | 4.5 | 441.7 | -8.9 |
| 20:40 | 3.77 | 441.0 | -8.59 | 3.8 | 441.0 | -8.6 |
| 20:39 | 4.28 | 438.9 | -8.57 | 4.3 | 438.9 | -8.6 |
| 20:38 | 4.23 | 441.1 | -8.09 | 4.2 | 441.1 | -8.1 |
| 20:37 | 2.99 | 445.4 | -7.67 | 3.0 | 445.4 | -7.7 |
| 20:36 | 3.48 | 450.1 | -10.07 | 3.5 | 450.1 | -10.1 |
| 20:35 | 4.87 | 456.5 | -11.45 | 4.9 | 456.5 | -11.5 |
| 20:34 | 4.49 | 455.8 | -11.62 | 4.5 | 455.8 | -11.6 |
| 20:33 | 3.65 | 438.2 | -11.54 | 3.7 | 438.2 | -11.5 |
| 20:32 | 3.00 | 424.7 | -11.36 | 3.0 | 424.7 | -11.4 |
Built 2025-07-05 22:32 from source
| Solar wind parameters of the latest hour by NOAA | |||
|---|---|---|---|
| parameter | min | max | mean |
| IMF Bz [nT] | -2.3 | 11.4 | 6.0 |
| velocity [km/s] | 392.3 | 478.1 | 441.1 |
| density [cm-3] | 1.4 | 5.9 | 3.7 |
| Geomagnetic activity (RX [nT]) | ||
|---|---|---|
| site | latest hour | next hour (RXmin, RXmax) |
| Kevo (KEV) | 100 | 4 | 321 |
| Maasi (MAS) | 129 | 3 | 187 |
| Kilpisjärvi (KIL) | 159 | 3 | 328 |
| Ivalo (IVA) | 103 | 3 | 97 |
| Muonio (MUO) | - | 3 | 372 |
| Sodankylä (SOD) | 124 | 3 | 367 |
| Pello (PEL) | 127 | 3 | 248 |
| Oulujärvi (OUJ) | 120 | 3 | 122 |
| Mekrijärvi (MEK) | 24 | 2 | 14 |
| Hankasalmi (HAN) | - | 2 | 36 |
| Nurmijärvi (NUR) | 16 | 2 | 43 |
| Tartu (TAR) | 15 | 2 | 28 |
| low | increased | moderate | high | very high |
Short explanation of the method
AurorasNow! (Finnish Meteorological Institute)Built 2025-07-05 22:32 from source
Issue Time: 2025-07-05 14:19 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5019
Valid From: 2025-07-04 22:48 UTC
Now Valid Until: 2025-07-05 23:59 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: 5019
Valid From: 2025-07-04 22:48 UTC
Now Valid Until: 2025-07-05 23:59 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: 2025-07-05 05:16 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5018
Valid From: 2025-07-04 22:48 UTC
Now Valid Until: 2025-07-05 15:00 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: 5018
Valid From: 2025-07-04 22:48 UTC
Now Valid Until: 2025-07-05 15:00 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: 2025-07-04 23:53 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2025-07-04 22:48 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.
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2025-07-04 22:48 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: 2025-07-04 22:49 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2025-07-04 22:48 UTC
Valid To: 2025-07-05 06:00 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: 2025-07-04 22:48 UTC
Valid To: 2025-07-05 06:00 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: 2025-07-03 14:44 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2025-07-03 14:40 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.
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2025-07-03 14:40 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: 2025-07-03 14:32 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3489
Begin Time: 2025-06-27 13:10 UTC
Yesterday Maximum 2MeV Flux: 4925 pfu
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3489
Begin Time: 2025-06-27 13:10 UTC
Yesterday Maximum 2MeV Flux: 4925 pfu
Issue Time: 2025-07-03 14:17 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2025-07-03 14:15 UTC
Valid To: 2025-07-04 09:00 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: 2025-07-03 14:15 UTC
Valid To: 2025-07-04 09:00 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 2025-07-05 20:54 from source
