Viendo archivo del miércoles, 4 agosto 2021
Informe actividad solar
Informe de actividad Solar-Geofísica 2021 Aug 04 2200 UTCPreparado por NOAA © SWPC y procesado por SpaceWeatherLive.com
Informe conjunto USAF/NOAA de actividad Solar y Geofísica
SDF Número 216 Publicado el 2200Z a las 04 Aug 2021IA. Análisis de regiones solares activas y de actividad desde 03-2100Z hasta 04-2100Z Solar activity has been at very low levels for the past 24
hours. There are currently 1 numbered sunspot regions on the disk.
IB. Pronóstico de la actividad solar
Solar activity is expected to be very low
with a slight chance for a C-class flare on days one and two (05 Aug, 06
Aug) and expected to be very low on day three (07 Aug).
IIA. Resumen de la actividad geofísica 03-2100Z a 04-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 442 km/s at 03/2322Z. Total IMF reached 7 nT at
03/2116Z. The maximum southward component of Bz reached -6 nT at
03/2114Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 1132 pfu.
IIB. Pronóstico de la actividad geofísica
The geomagnetic field is expected
to be at quiet to unsettled levels on days one and three (05 Aug, 07
Aug) and quiet to active levels on day two (06 Aug).
III. Probabilidades del evento 05 Aug a 07 Aug
| Clase M | 01% | 01% | 01% |
| Clase X | 01% | 01% | 01% |
| Protón | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7cm flujo
Observado 04 Aug 071 Previsto 05 Aug-07 Aug 072/072/070 Media de 90 Días 04 Aug 079
V. Índices Geomagnéticos A
Observado Afr/Ap 03 Aug 013/014 Estimado Afr/Ap 04 Aug 005/005 Previsto Afr/Ap 05 Aug-07 Aug 007/008-010/012-008/008
VI. Probabilidades de Actividad Geomagnética 05 Aug a 07 Aug
| A. Latitudes Medias | |||
|---|---|---|---|
| Activo | 20% | 30% | 20% |
| Tormenta Menor | 05% | 10% | 05% |
| Tormenta Mayor-Severa | 01% | 01% | 01% |
| B. Latitudes Altas | |||
|---|---|---|---|
| Activo | 15% | 15% | 20% |
| Tormenta Menor | 25% | 30% | 30% |
| Tormenta Mayor-Severa | 25% | 40% | 25% |
All times in UTC
< < Ir a la visión general diaria
Últimas noticias
domingo, 7 diciembre 2025
M8.1 solar flare with earth-directed CME
lunes, 1 diciembre 2025
X1.9 solar flare, Coronal hole faces Earth
viernes, 14 noviembre 2025
X4.0 solar flare
Últimos mensajes del foro
AR14324 15Current Farside Activity 268Geminid Meteor Shower 32Airbus issues re Solar radiation 25Filaments and prominences 418
Más temasApoye a SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
Hechos clima espacial
| Último evento clase X | 08/12/2025 | X1.1 |
| Último evento clase M | 29/12/2025 | M1.0 |
| Últimas tormentas geomagnéticas | 22/12/2025 | Kp5 (G1) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| noviembre 2025 | 91.8 -22.8 |
| diciembre 2025 | 117.2 +25.4 |
| Last 30 days | 117.2 +30.3 |