Viendo archivo del lunes, 18 agosto 2025
Informe actividad solar
Informe de actividad Solar-Geofísica 2025 Aug 18 2200 UTCPreparado por NOAA © SWPC y procesado por SpaceWeatherLive.com
Informe conjunto USAF/NOAA de actividad Solar y Geofísica
SDF Número 230 Publicado el 2200Z a las 18 Aug 2025IA. Análisis de regiones solares activas y de actividad desde 17-2100Z hasta 18-2100Z Solar activity has been at very low levels for the past 24
hours. There are currently 6 numbered sunspot regions on the disk.
IB. Pronóstico de la actividad solar
Solar activity is expected to be very low
with a chance for a C-class flares on days one and two (19 Aug, 20 Aug)
and likely to be low with a slight chance for an M-class flare on day
three (21 Aug).
IIA. Resumen de la actividad geofísica 17-2100Z a 18-2100Z
The geomagnetic
field has been at quiet to unsettled levels for the past 24 hours. Solar
wind speed reached a peak of 414 km/s at 18/0603Z. Total IMF reached 11
nT at 18/1036Z. The maximum southward component of Bz reached -7 nT at
18/1058Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 2222 pfu.
IIB. Pronóstico de la actividad geofísica
The geomagnetic field is expected
to be at unsettled to minor storm levels on days one and two (19 Aug, 20
Aug) and quiet to active levels on day three (21 Aug).
III. Probabilidades del evento 19 Aug a 21 Aug
| Clase M | 05% | 05% | 10% |
| Clase X | 01% | 01% | 01% |
| Protón | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7cm flujo
Observado 18 Aug 114 Previsto 19 Aug-21 Aug 112/108/110 Media de 90 Días 18 Aug 136
V. Índices Geomagnéticos A
Observado Afr/Ap 17 Aug 007/ 005 Estimado Afr/Ap 18 Aug 008/010 Previsto Afr/Ap 19 Aug-21 Aug 018/028-018/025-012/015
VI. Probabilidades de Actividad Geomagnética 19 Aug a 21 Aug
| A. Latitudes Medias | |||
|---|---|---|---|
| Activo | 35% | 35% | 30% |
| Tormenta Menor | 30% | 25% | 15% |
| Tormenta Mayor-Severa | 10% | 05% | 01% |
| B. Latitudes Altas | |||
|---|---|---|---|
| Activo | 05% | 10% | 15% |
| Tormenta Menor | 20% | 25% | 30% |
| Tormenta Mayor-Severa | 65% | 55% | 40% |
All times in UTC
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Hechos clima espacial
| Último evento clase X | 24/04/2026 | X2.5 |
| Último evento clase M | 17/05/2026 | M1.4 |
| Últimas tormentas geomagnéticas | 16/05/2026 | Kp6- (G2) |
| Días sin manchas | |
|---|---|
| Last 365 days | 3 días |
| 2026 | 3 días (2%) |
| Último día sin manchas | 24/02/2026 |
| Promedio de manchas solares mensuales | |
|---|---|
| abril 2026 | 79.3 -6.6 |
| mayo 2026 | 92.2 +12.9 |
| Last 30 days | 97 +6.4 |
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