Viendo archivo del sábado, 18 octubre 2025
Informe actividad solar
Informe de actividad Solar-Geofísica 2025 Oct 18 2200 UTCPreparado por NOAA © SWPC y procesado por SpaceWeatherLive.com
Informe conjunto USAF/NOAA de actividad Solar y Geofísica
SDF Número 291 Publicado el 2200Z a las 18 Oct 2025IA. Análisis de regiones solares activas y de actividad desde 17-2100Z hasta 18-2100Z Solar activity has been at high levels for the past 24 hours.
There are currently 7 numbered sunspot regions on the disk.
IB. Pronóstico de la actividad solar
Solar activity is expected to be low with
a chance for M-class flares on days one, two, and three (19 Oct, 20 Oct,
21 Oct).
IIA. Resumen de la actividad geofísica 17-2100Z a 18-2100Z
The geomagnetic
field has been at quiet to major storm levels for the past 24 hours.
Solar wind speed reached a peak of 587 km/s at 18/1439Z. Total IMF
reached 20 nT at 18/0822Z. The maximum southward component of Bz reached
-12 nT at 18/0953Z. Electrons greater than 2 MeV at geosynchronous
orbit reached a peak level of 700 pfu.
IIB. Pronóstico de la actividad geofísica
The geomagnetic field is expected
to be at quiet to active levels on days one and two (19 Oct, 20 Oct) and
quiet to unsettled levels on day three (21 Oct).
III. Probabilidades del evento 19 Oct a 21 Oct
| Clase M | 35% | 35% | 35% |
| Clase X | 05% | 05% | 05% |
| Protón | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7cm flujo
Observado 18 Oct 156 Previsto 19 Oct-21 Oct 150/155/160 Media de 90 Días 18 Oct 154
V. Índices Geomagnéticos A
Observado Afr/Ap 17 Oct 008/009 Estimado Afr/Ap 18 Oct 023/033 Previsto Afr/Ap 19 Oct-21 Oct 013/015-011/012-008/008
VI. Probabilidades de Actividad Geomagnética 19 Oct a 21 Oct
| A. Latitudes Medias | |||
|---|---|---|---|
| Activo | 30% | 30% | 20% |
| Tormenta Menor | 15% | 15% | 05% |
| Tormenta Mayor-Severa | 05% | 05% | 01% |
| B. Latitudes Altas | |||
|---|---|---|---|
| Activo | 10% | 10% | 15% |
| Tormenta Menor | 25% | 25% | 25% |
| Tormenta Mayor-Severa | 50% | 50% | 25% |
All times in UTC
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Hechos clima espacial
| Último evento clase X | 08/12/2025 | X1.1 |
| Último evento clase M | 31/12/2025 | M7.11 |
| Últimas tormentas geomagnéticas | 10/01/2026 | Kp6 (G2) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| diciembre 2025 | 124 +32.2 |
| enero 2026 | 102.5 -21.5 |
| Last 30 days | 100.5 -9 |