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| Time UTC | DSCOVR | ACE | ||||
|---|---|---|---|---|---|---|
| Solar Wind | GSM | Solar Wind | GSM | |||
| Proton Density | Bulk Speed | Bz | Proton Density | Bulk Speed | Bz | |
| 21:51 | - | - | - | - | - | - |
| 21:50 | - | - | - | - | - | - |
| 21:49 | - | - | - | - | - | - |
| 21:48 | - | - | - | 3.3 | 261.8 | 1.5 |
| 21:47 | - | - | - | 3.2 | 263.3 | 1.5 |
| 21:46 | - | - | - | 3.0 | 261.5 | 1.5 |
| 21:45 | - | - | - | - | - | 1.6 |
| 21:44 | - | - | - | - | - | 1.6 |
| 21:43 | - | - | - | 2.9 | 261.3 | 1.8 |
| 21:42 | - | - | - | 3.0 | 261.8 | 1.6 |
| 21:41 | - | - | - | 3.0 | 261.4 | 1.4 |
| 21:40 | - | - | - | 3.1 | 261.4 | 1.4 |
| 21:39 | - | - | - | 3.0 | 260.6 | 1.5 |
| 21:38 | - | - | - | 2.7 | 260.6 | 1.8 |
| 21:37 | - | - | - | 3.0 | 260.3 | 2.0 |
| 21:36 | - | - | - | 3.1 | 262.7 | 1.5 |
| 21:35 | - | - | - | 3.4 | 260.3 | 0.8 |
| 21:34 | - | - | - | 2.8 | 260.9 | 0.6 |
| 21:33 | - | - | - | 3.4 | 261.1 | 0.5 |
| 21:32 | - | - | - | 3.2 | 265.4 | 1.0 |
| 21:31 | - | - | - | 3.6 | 265.1 | 1.1 |
| 21:30 | - | - | - | 3.1 | 265.1 | 1.2 |
| 21:29 | - | - | - | 3.1 | 262.5 | - |
| 21:28 | - | - | - | 3.1 | 263.6 | 1.4 |
| 21:27 | - | - | - | 3.3 | 264.8 | 1.5 |
| 21:26 | - | - | - | 3.3 | 265.2 | 1.6 |
| 21:25 | - | - | - | 2.9 | 264.7 | 1.8 |
| 21:24 | - | - | - | 3.1 | 263.5 | 1.9 |
| 21:23 | - | - | - | 3.6 | 265.3 | 1.6 |
| 21:22 | - | - | - | 3.8 | 264.7 | 1.7 |
| 21:21 | - | - | - | 3.2 | 263.9 | 1.1 |
| 21:20 | - | - | - | 3.1 | 261.0 | 1.5 |
| 21:19 | - | - | - | 3.1 | 265.4 | 1.6 |
| 21:18 | - | - | - | 4.5 | 265.6 | -0.4 |
| 21:17 | - | - | - | 2.7 | 268.1 | 1.7 |
| 21:16 | - | - | - | 4.0 | 266.2 | 2.2 |
| 21:15 | - | - | - | 4.3 | 265.9 | 1.1 |
| 21:14 | - | - | - | 3.1 | 268.8 | 2.3 |
| 21:13 | - | - | - | 2.2 | 262.6 | 2.6 |
| 21:12 | - | - | - | 3.4 | 273.5 | 3.0 |
| 21:11 | - | - | - | 5.8 | 282.8 | 3.4 |
| 21:10 | - | - | - | 5.2 | 279.2 | 3.2 |
| 21:09 | - | - | - | 3.1 | 271.0 | 3.1 |
| 21:08 | - | - | - | 3.1 | 264.1 | 2.7 |
| 21:07 | - | - | - | 3.0 | 262.3 | 1.9 |
| 21:06 | - | - | - | 3.0 | 264.3 | 1.5 |
| 21:05 | - | - | - | 4.6 | 270.0 | 1.9 |
| 21:04 | - | - | - | 3.8 | 274.3 | 2.7 |
| 21:03 | - | - | - | 2.4 | 266.2 | 3.0 |
| 21:02 | - | - | - | 3.4 | 265.2 | 2.3 |
| 21:01 | - | - | - | 3.6 | 265.5 | 1.9 |
| 21:00 | - | - | - | 3.8 | 268.7 | 2.3 |
| 20:59 | - | - | - | 3.8 | 269.2 | 2.3 |
| 20:58 | - | - | - | 4.1 | 272.6 | 2.9 |
| 20:57 | - | - | - | 4.2 | 274.9 | 3.0 |
| 20:56 | - | - | - | 4.3 | 275.1 | 3.1 |
| 20:55 | - | - | - | 4.1 | 275.1 | 3.4 |
| 20:54 | - | - | - | 4.1 | 275.8 | 3.1 |
| 20:53 | - | - | - | 3.9 | 275.7 | 3.1 |
| 20:52 | - | - | - | 3.9 | 274.8 | 3.2 |
| 20:51 | - | - | - | 4.6 | 275.7 | 3.2 |
| 20:50 | - | - | - | 4.2 | 274.9 | 3.2 |
| 20:49 | - | - | - | 3.5 | 268.5 | 3.2 |
| 20:48 | - | - | - | 4.0 | 264.4 | 3.0 |
| 20:47 | - | - | - | 6.6 | 281.5 | 2.5 |
| 20:46 | - | - | - | 5.0 | 281.9 | 2.9 |
| 20:45 | - | - | - | 6.8 | 280.9 | 2.6 |
| 20:44 | - | - | - | 5.4 | 277.9 | 2.5 |
| 20:43 | - | - | - | - | - | 2.3 |
| 20:42 | - | - | - | - | - | 2.5 |
| 20:41 | - | - | - | 5.2 | 274.7 | 2.6 |
| 20:40 | - | - | - | 4.5 | 273.9 | 2.4 |
| 20:39 | - | - | - | 3.4 | 270.6 | 2.7 |
| 20:38 | - | - | - | 3.6 | 272.0 | 3.0 |
| 20:37 | - | - | - | 4.8 | 275.3 | 3.2 |
| 20:36 | - | - | - | 5.0 | 274.0 | 3.1 |
| 20:35 | - | - | - | 4.4 | 274.3 | 3.1 |
| 20:34 | - | - | - | 3.6 | 274.5 | 3.1 |
| 20:33 | - | - | - | 3.9 | 273.7 | 3.1 |
| 20:32 | - | - | - | 5.6 | 275.8 | 3.1 |
| 20:31 | - | - | - | 3.4 | 270.6 | 2.9 |
| 20:30 | - | - | - | 3.8 | 273.8 | 2.9 |
| 20:29 | - | - | - | 3.5 | 273.0 | 2.8 |
| 20:28 | - | - | - | 3.6 | 273.9 | 3.0 |
| 20:27 | - | - | - | 3.9 | 271.4 | 3.2 |
| 20:26 | - | - | - | 4.2 | 274.7 | 3.3 |
| 20:25 | - | - | - | 3.7 | 272.6 | 3.4 |
| 20:24 | - | - | - | 3.6 | 272.8 | 3.3 |
| 20:23 | - | - | - | 3.8 | 274.1 | 3.4 |
| 20:22 | - | - | - | 3.9 | 273.5 | 3.4 |
| 20:21 | - | - | - | 3.7 | 272.7 | 3.4 |
| 20:20 | - | - | - | 3.2 | 272.3 | 3.5 |
| 20:19 | - | - | - | 3.4 | 272.5 | 3.5 |
| 20:18 | - | - | - | 4.2 | 272.4 | 3.4 |
| 20:17 | - | - | - | 4.2 | 274.3 | 3.3 |
| 20:16 | - | - | - | 4.6 | 274.2 | 3.2 |
| 20:15 | - | - | - | 4.6 | 274.2 | 3.2 |
| 20:14 | - | - | - | 4.6 | 273.0 | 3.1 |
| 20:13 | - | - | - | 4.1 | 273.1 | 3.1 |
| 20:12 | - | - | - | 4.3 | 275.1 | 3.3 |
| 20:11 | - | - | - | 4.4 | 275.0 | 3.3 |
| 20:10 | - | - | - | - | - | 3.3 |
| 20:09 | - | - | - | - | - | 3.3 |
| 20:08 | - | - | - | 4.9 | 276.7 | 3.1 |
| 20:07 | - | - | - | 4.7 | 275.4 | 3.0 |
| 20:06 | - | - | - | 4.4 | 275.5 | 2.9 |
| 20:05 | - | - | - | 4.5 | 277.0 | 2.9 |
| 20:04 | - | - | - | 5.0 | 277.3 | 3.2 |
| 20:03 | - | - | - | 5.0 | 277.5 | 3.2 |
| 20:02 | - | - | - | 4.8 | 277.6 | 3.1 |
| 20:01 | - | - | - | 4.9 | 277.4 | 3.1 |
| 20:00 | - | - | - | 4.8 | 277.4 | 3.0 |
| 19:59 | - | - | - | 3.6 | 273.2 | - |
| 19:58 | - | - | - | 4.8 | 277.8 | - |
| 19:57 | - | - | - | 4.4 | 276.5 | 2.7 |
| 19:56 | - | - | - | 4.7 | 278.1 | 2.5 |
| 19:55 | - | - | - | 5.6 | 281.1 | 2.9 |
| 19:54 | - | - | - | 5.9 | 283.5 | 2.9 |
| 19:53 | - | - | - | 4.8 | 282.0 | 3.0 |
| 19:52 | - | - | - | 5.5 | 283.3 | 3.0 |
Built 2026-08-07 21:52 from source
| Solar wind parameters of the latest hour by NOAA | |||
|---|---|---|---|
| parameter | min | max | mean |
| IMF Bz [nT] | -0.9 | 3.7 | 1.5 |
| velocity [km/s] | 255.0 | 267.6 | 258.4 |
| density [cm-3] | 4.2 | 7.8 | 6.3 |
| Geomagnetic activity (RX [nT]) | ||
|---|---|---|
| site | latest hour | next hour (RXmin, RXmax) |
| Kevo (KEV) | 3 | 2 | 88 |
| Maasi (MAS) | 3 | 2 | 90 |
| Kilpisjärvi (KIL) | 3 | 2 | 79 |
| Ivalo (IVA) | 2 | 2 | 56 |
| Muonio (MUO) | 3 | 2 | 50 |
| Sodankylä (SOD) | 3 | 2 | 37 |
| Pello (PEL) | 3 | 2 | 33 |
| Oulujärvi (OUJ) | 3 | 2 | 17 |
| Mekrijärvi (MEK) | 2 | 1 | 11 |
| Hankasalmi (HAN) | - | 1 | 13 |
| Nurmijärvi (NUR) | 3 | 1 | 15 |
| Tartu (TAR) | 2 | 1 | 10 |
| low | increased | moderate | high | very high |
Short explanation of the method
AurorasNow! (Finnish Meteorological Institute)Built 2026-08-07 21:47 from source
Issue Time: 2026-08-04 08:10 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5397
Valid From: 2026-08-02 12:37 UTC
Now Valid Until: 2026-08-04 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: 5397
Valid From: 2026-08-02 12:37 UTC
Now Valid Until: 2026-08-04 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.
Built 2026-08-07 05:31 from source










