SettingsLast update:
| Time UTC | DSCOVR | ACE | ||||
|---|---|---|---|---|---|---|
| Solar Wind | GSM | Solar Wind | GSM | |||
| Proton Density | Bulk Speed | Bz | Proton Density | Bulk Speed | Bz | |
| 10:09 | - | - | - | - | - | - |
| 10:08 | 0.97 | 441.0 | - | - | - | - |
| 10:07 | 0.77 | 429.5 | - | - | - | - |
| 10:06 | 0.95 | 435.6 | - | - | - | - |
| 10:05 | 1.02 | 436.7 | 2.24 | - | - | - |
| 10:04 | 1.06 | 438.3 | 1.73 | - | - | - |
| 10:03 | 0.88 | 420.9 | 1.66 | - | - | - |
| 10:02 | 0.79 | 442.8 | 2.13 | - | - | - |
| 10:01 | 0.94 | 444.8 | 1.89 | - | - | - |
| 10:00 | 1.02 | 431.1 | 1.96 | - | - | - |
| 09:59 | 1.02 | 430.3 | 2.04 | - | - | - |
| 09:58 | 0.88 | 436.4 | 2.11 | - | - | - |
| 09:57 | 0.76 | 437.0 | 1.90 | - | - | - |
| 09:56 | 0.83 | 435.0 | 1.84 | - | - | - |
| 09:55 | 0.80 | 448.7 | 1.88 | - | - | - |
| 09:54 | 0.74 | 457.6 | 2.47 | - | - | - |
| 09:53 | 0.63 | 456.8 | 2.46 | - | - | - |
| 09:52 | 0.70 | 451.9 | 2.32 | - | - | - |
| 09:51 | 0.82 | 447.1 | 2.45 | - | - | - |
| 09:50 | 0.81 | 451.0 | 2.49 | - | - | - |
| 09:49 | 0.64 | 454.2 | 2.57 | - | - | - |
| 09:48 | 0.48 | 465.0 | 2.70 | - | - | - |
| 09:47 | 0.54 | 472.8 | 3.01 | 0.5 | 472.8 | 3.0 |
| 09:46 | 0.52 | 485.5 | 3.17 | 0.5 | 485.5 | 3.2 |
| 09:45 | 0.48 | 440.9 | 3.32 | 0.5 | 440.9 | 3.3 |
| 09:44 | 0.50 | 455.9 | 3.14 | 0.5 | 455.9 | 3.1 |
| 09:43 | 0.42 | 467.6 | 3.50 | 0.4 | 467.6 | 3.5 |
| 09:42 | 0.85 | 472.8 | 3.87 | 0.4 | 472.8 | 3.9 |
| 09:41 | 0.93 | 455.1 | 3.65 | 0.8 | 455.1 | 3.6 |
| 09:40 | 0.54 | 467.2 | 3.60 | 0.5 | 467.2 | 3.6 |
| 09:39 | 0.39 | 470.4 | 3.34 | 0.4 | 470.4 | 3.3 |
| 09:38 | 0.44 | 475.6 | 3.73 | 0.4 | 467.9 | 3.7 |
| 09:37 | 0.29 | 432.8 | 3.41 | 0.3 | 432.8 | 3.4 |
| 09:36 | 0.28 | 412.0 | 2.71 | 0.3 | 412.0 | 2.7 |
| 09:35 | 0.43 | 447.3 | 3.06 | 0.4 | 447.3 | 3.1 |
| 09:34 | 0.48 | 463.1 | 3.79 | 0.5 | 463.1 | 3.8 |
| 09:33 | 0.73 | 450.3 | 2.49 | 0.7 | 450.3 | 2.5 |
| 09:32 | 1.02 | 443.8 | 2.27 | 1.0 | 443.8 | 2.3 |
| 09:31 | 0.67 | 416.7 | 1.76 | 0.7 | 416.7 | 1.8 |
| 09:30 | 1.92 | 426.3 | 1.05 | 1.9 | 426.3 | 1.1 |
| 09:29 | 1.93 | 425.4 | 0.00 | 1.9 | 425.4 | -0.0 |
| 09:28 | 3.30 | 434.9 | 0.11 | 3.3 | 434.9 | 0.1 |
| 09:27 | 1.12 | 414.3 | -0.40 | 1.1 | 414.3 | -0.4 |
| 09:26 | 1.06 | 431.0 | -0.78 | 1.1 | 431.0 | -0.8 |
| 09:25 | 0.84 | 440.5 | 1.61 | 0.8 | 440.5 | 1.6 |
| 09:24 | 0.67 | 461.5 | 2.19 | 0.7 | 461.5 | 2.2 |
| 09:23 | 0.76 | 450.9 | 2.45 | 0.8 | 450.9 | 2.5 |
| 09:22 | 0.77 | 445.7 | 2.20 | 0.8 | 445.7 | 2.2 |
| 09:21 | 0.71 | 451.5 | 1.96 | 0.7 | 451.5 | 2.0 |
| 09:20 | 0.92 | 440.7 | 0.98 | 0.9 | 440.7 | 1.0 |
| 09:19 | 0.74 | 427.7 | 1.51 | 0.7 | 427.7 | 1.5 |
| 09:18 | 0.48 | 416.4 | 1.88 | 0.5 | 416.4 | 1.9 |
| 09:17 | 0.69 | 446.7 | 2.19 | 0.7 | 446.7 | 2.2 |
| 09:16 | 0.78 | 439.2 | 2.16 | 0.8 | 439.2 | 2.2 |
| 09:15 | 0.99 | 437.1 | 1.62 | 1.0 | 437.1 | 1.6 |
| 09:14 | 1.26 | 424.5 | 1.93 | 1.3 | 424.5 | 1.9 |
| 09:13 | 0.66 | 426.7 | 1.43 | 0.7 | 426.7 | 1.4 |
| 09:12 | 0.87 | 434.6 | 1.66 | 0.9 | 434.6 | 1.7 |
| 09:11 | 0.85 | 418.9 | 1.53 | 0.8 | 418.9 | 1.5 |
| 09:10 | 1.22 | 424.8 | 1.53 | 1.1 | 427.4 | 1.5 |
| 09:09 | 0.93 | 423.3 | 1.17 | 0.9 | 424.1 | 1.2 |
| 09:08 | 0.99 | 427.5 | 1.29 | 1.0 | 427.5 | 1.3 |
| 09:07 | 1.36 | 426.1 | 1.09 | 1.4 | 426.1 | 1.1 |
| 09:06 | 1.50 | 425.0 | 0.84 | 1.5 | 425.0 | 0.8 |
| 09:05 | 1.67 | 425.8 | 0.77 | 1.7 | 425.8 | 0.8 |
| 09:04 | 1.43 | 422.7 | 0.64 | 1.4 | 422.7 | 0.6 |
| 09:03 | 1.16 | 421.6 | 0.76 | 1.2 | 421.6 | 0.8 |
| 09:02 | 1.75 | 426.7 | 0.52 | 1.8 | 426.7 | 0.5 |
| 09:01 | 1.60 | 428.6 | 0.64 | 1.6 | 428.6 | 0.6 |
| 09:00 | 1.54 | 436.2 | 0.99 | 1.5 | 436.2 | 1.0 |
| 08:59 | 0.75 | 413.3 | 0.91 | 0.8 | 413.3 | 0.9 |
| 08:58 | 1.71 | 428.4 | 0.20 | 1.7 | 428.4 | 0.2 |
| 08:57 | 1.50 | 427.5 | 0.71 | 1.5 | 427.5 | 0.7 |
| 08:56 | 1.94 | 434.2 | 0.65 | 1.9 | 434.2 | 0.6 |
| 08:55 | 0.82 | 416.0 | 0.64 | 0.8 | 416.0 | 0.6 |
| 08:54 | 1.46 | 429.3 | 0.65 | 1.5 | 429.3 | 0.7 |
| 08:53 | 1.55 | 430.7 | 0.76 | 1.5 | 430.7 | 0.8 |
| 08:52 | 2.01 | 432.2 | 0.68 | 2.0 | 432.2 | 0.7 |
| 08:51 | 2.23 | 430.5 | 0.53 | 2.2 | 430.5 | 0.5 |
| 08:50 | 2.19 | 426.8 | 0.05 | 2.2 | 426.8 | 0.0 |
| 08:49 | 2.05 | 430.8 | -0.34 | 2.1 | 430.8 | -0.3 |
| 08:48 | 1.94 | 436.8 | -0.04 | 1.9 | 436.8 | -0.0 |
| 08:47 | 1.44 | 420.4 | -0.20 | 1.4 | 420.4 | -0.2 |
| 08:46 | 1.44 | 423.1 | 0.69 | 1.4 | 423.1 | 0.7 |
| 08:45 | 1.31 | 431.0 | 0.90 | 1.3 | 431.0 | 0.9 |
| 08:44 | 0.93 | 434.4 | 1.01 | 0.9 | 434.4 | 1.0 |
| 08:43 | 1.41 | 430.9 | 1.03 | 1.5 | 432.0 | 1.0 |
| 08:42 | 1.15 | 444.0 | 1.35 | 1.2 | 444.0 | 1.4 |
| 08:41 | 0.98 | 437.0 | 1.57 | 1.0 | 437.0 | 1.6 |
| 08:40 | 1.54 | 431.0 | 1.23 | 1.5 | 431.0 | 1.2 |
| 08:39 | 2.12 | 434.8 | 0.60 | 2.1 | 434.8 | 0.6 |
| 08:38 | 2.02 | 438.2 | 0.57 | 2.0 | 438.2 | 0.6 |
| 08:37 | 1.12 | 421.2 | 0.49 | 1.1 | 421.2 | 0.5 |
| 08:36 | 1.39 | 426.0 | 0.55 | 1.4 | 426.0 | 0.5 |
| 08:35 | 1.45 | 434.8 | 0.45 | 1.4 | 434.8 | 0.5 |
| 08:34 | 1.33 | 434.0 | 0.91 | 1.3 | 434.0 | 0.9 |
| 08:33 | 0.82 | 415.9 | 0.89 | 0.8 | 415.9 | 0.9 |
| 08:32 | 0.40 | 412.2 | 1.78 | 0.4 | 412.2 | 1.8 |
| 08:31 | 0.79 | 433.1 | 1.81 | 0.8 | 433.1 | 1.8 |
| 08:30 | 1.10 | 438.2 | 1.86 | 1.1 | 438.2 | 1.9 |
| 08:29 | 1.05 | 441.4 | 1.97 | 1.1 | 441.4 | 2.0 |
| 08:28 | 1.11 | 449.5 | 1.75 | 1.1 | 449.5 | 1.7 |
| 08:27 | 0.50 | 422.4 | 1.53 | 0.5 | 422.4 | 1.5 |
| 08:26 | 0.82 | 427.7 | 1.07 | 0.8 | 427.7 | 1.1 |
| 08:25 | 1.48 | 427.8 | 1.09 | 1.5 | 427.8 | 1.1 |
| 08:24 | 2.86 | 449.8 | 0.39 | 2.9 | 449.8 | 0.4 |
| 08:23 | 0.87 | 423.2 | 0.17 | 0.9 | 423.2 | 0.2 |
| 08:22 | 1.74 | 438.8 | -0.14 | 1.7 | 438.8 | -0.1 |
| 08:21 | 1.69 | 429.9 | 0.30 | 1.7 | 429.9 | 0.3 |
| 08:20 | 1.89 | 430.3 | -0.13 | 1.9 | 430.3 | -0.1 |
| 08:19 | 1.66 | 426.8 | 0.12 | 1.7 | 426.8 | 0.1 |
| 08:18 | 1.53 | 424.1 | 0.07 | 1.5 | 424.1 | 0.1 |
| 08:17 | 1.78 | 424.7 | -0.41 | 1.8 | 424.7 | -0.4 |
| 08:16 | 2.22 | 430.6 | -0.37 | 2.2 | 430.6 | -0.4 |
| 08:15 | 2.60 | 438.9 | -0.44 | 2.6 | 438.9 | -0.4 |
| 08:14 | 0.68 | 421.1 | 0.01 | 0.7 | 421.1 | 0.0 |
| 08:13 | 0.78 | 423.1 | 0.80 | 1.4 | 430.7 | 0.8 |
| 08:12 | 1.25 | 431.0 | 1.00 | 1.2 | 431.0 | 1.0 |
| 08:11 | 1.83 | 435.1 | 0.27 | 1.8 | 435.1 | 0.3 |
| 08:10 | 2.11 | 439.6 | 0.47 | 2.1 | 439.9 | 0.5 |
Built 2026-04-13 10:10 from source
| Solar wind parameters of the latest hour by NOAA | |||
|---|---|---|---|
| parameter | min | max | mean |
| IMF Bz [nT] | -0.8 | 3.9 | 2.0 |
| velocity [km/s] | 412.0 | 485.5 | 441.8 |
| density [cm-3] | 0.3 | 3.3 | 0.9 |
| Geomagnetic activity (RX [nT]) | ||
|---|---|---|
| site | latest hour | next hour (RXmin, RXmax) |
| Kevo (KEV) | 26 | 4 | 46 |
| Maasi (MAS) | 26 | 4 | 43 |
| Kilpisjärvi (KIL) | 23 | 4 | 41 |
| Ivalo (IVA) | 25 | 4 | 44 |
| Muonio (MUO) | 21 | 4 | 39 |
| Sodankylä (SOD) | 26 | 4 | 38 |
| Pello (PEL) | 20 | 4 | 35 |
| Oulujärvi (OUJ) | 16 | 4 | 31 |
| Mekrijärvi (MEK) | 14 | 3 | 27 |
| Hankasalmi (HAN) | 16 | 3 | 23 |
| Nurmijärvi (NUR) | 13 | 4 | 26 |
| Tartu (TAR) | 9 | 3 | 23 |
| low | increased | moderate | high | very high |
Short explanation of the method
AurorasNow! (Finnish Meteorological Institute)Built 2026-04-13 10:02 from source
Issue Time: 2026-04-12 13:17 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3672
Begin Time: 2026-04-03 09:20 UTC
Yesterday Maximum 2MeV Flux: 1082 pfu
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3672
Begin Time: 2026-04-03 09:20 UTC
Yesterday Maximum 2MeV Flux: 1082 pfu
Issue Time: 2026-04-12 09:45 UTC
CANCEL WARNING: Geomagnetic K-index of 4 expected
Cancel Serial Number: 5316
Original Issue Time: 2026-04-10 01:43 UTC
Comment: Active conditions (Kp=4) are no longer expected to occur.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.
CANCEL WARNING: Geomagnetic K-index of 4 expected
Cancel Serial Number: 5316
Original Issue Time: 2026-04-10 01:43 UTC
Comment: Active conditions (Kp=4) are no longer expected to occur.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.
Issue Time: 2026-04-11 17:56 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5315
Valid From: 2026-04-10 01:45 UTC
Now Valid Until: 2026-04-12 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: 5315
Valid From: 2026-04-10 01:45 UTC
Now Valid Until: 2026-04-12 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: 2026-04-11 13:06 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3671
Begin Time: 2026-04-03 09:20 UTC
Yesterday Maximum 2MeV Flux: 1714 pfu
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3671
Begin Time: 2026-04-03 09:20 UTC
Yesterday Maximum 2MeV Flux: 1714 pfu
Issue Time: 2026-04-10 14:26 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2026-04-10 14:25 UTC
Valid To: 2026-04-11 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.
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2026-04-10 14:25 UTC
Valid To: 2026-04-11 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: 2026-04-10 14:07 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3670
Begin Time: 2026-04-03 09:20 UTC
Yesterday Maximum 2MeV Flux: 10680 pfu
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3670
Begin Time: 2026-04-03 09:20 UTC
Yesterday Maximum 2MeV Flux: 10680 pfu
Issue Time: 2026-04-10 13:50 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5314
Valid From: 2026-04-10 01:45 UTC
Now Valid Until: 2026-04-11 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: 5314
Valid From: 2026-04-10 01:45 UTC
Now Valid Until: 2026-04-11 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.
Built 2026-04-13 09:01 from source
