Viendo archivo del jueves, 29 abril 2021
Informe actividad solar
Informe de actividad Solar-Geofísica 2021 Apr 29 2200 UTCPreparado por NOAA © SWPC y procesado por SpaceWeatherLive.com
Informe conjunto USAF/NOAA de actividad Solar y Geofísica
SDF Número 119 Publicado el 2200Z a las 29 Apr 2021IA. Análisis de regiones solares activas y de actividad desde 28-2100Z hasta 29-2100Z Solar activity has been at very low levels for the past 24
hours. There are currently 3 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 (30 Apr, 01
May) and expected to be very low on day three (02 May).
IIA. Resumen de la actividad geofísica 28-2100Z a 29-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 363 km/s at 29/1910Z. Total IMF reached 8 nT at
29/1948Z. The maximum southward component of Bz reached -4 nT at
29/1246Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 1076 pfu.
IIB. Pronóstico de la actividad geofísica
The geomagnetic field is expected
to be at quiet to unsettled levels on days one and two (30 Apr, 01 May)
and unsettled levels on day three (02 May).
III. Probabilidades del evento 30 Apr a 02 May
| Clase M | 01% | 01% | 01% |
| Clase X | 01% | 01% | 01% |
| Protón | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7cm flujo
Observado 29 Apr 077 Previsto 30 Apr-02 May 077/075/072 Media de 90 Días 29 Apr 076
V. Índices Geomagnéticos A
Observado Afr/Ap 28 Apr 004/004 Estimado Afr/Ap 29 Apr 006/006 Previsto Afr/Ap 30 Apr-02 May 007/008-006/008-011/015
VI. Probabilidades de Actividad Geomagnética 30 Apr a 02 May
| A. Latitudes Medias | |||
|---|---|---|---|
| Activo | 20% | 25% | 35% |
| Tormenta Menor | 10% | 10% | 10% |
| Tormenta Mayor-Severa | 01% | 01% | 01% |
| B. Latitudes Altas | |||
|---|---|---|---|
| Activo | 15% | 15% | 15% |
| Tormenta Menor | 25% | 25% | 30% |
| Tormenta Mayor-Severa | 30% | 40% | 45% |
All times in UTC
< < Ir a la visión general diaria
Últimas noticias
lunes, 19 enero 2026
CME impact! S4 solar radiation storm
domingo, 18 enero 2026
X1.9 solar flare with earth-directed CME
miércoles, 31 diciembre 2025
Happy New Year! Celebrate with an M7.1 solar flare!
Últimos mensajes del foro
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 | 18/01/2026 | X1.9 |
| Último evento clase M | 21/01/2026 | M3.4 |
| Últimas tormentas geomagnéticas | 22/01/2026 | Kp5+ (G1) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| diciembre 2025 | 124 +32.2 |
| enero 2026 | 119.6 -4.4 |
| Last 30 days | 122.3 +11.2 |