Real-time solar activity

Sunspot regions

Solar Dynamics Observatory HMI Continuum
Sunspot number: 136 - New regions: 0
Region Number of
sunspots
Class
Magn.
Class
Spot
2035 18 β EAC
2038 24 β - γ DAC
2042 5 β CAO
2044 5 β CSO
2045 10 β DAO
Regions due to return
Region Lat.
2031N03
2029N18
2026S10
2027N14
H-alpha plages without spots
Region Location
2039N24W84
2040N15W70
2043S11W87

Solar flare

50% chance for an M-class solar flare
5% chance for an X-class solar flare

Solar flare
Current value
C1.07
Highest value (2h max)
C4.17

Events on the sun today

Below you'll find an overview of the solar flares that occurred today on the Sun, ordered by the time of the event. If nothing worthy happened, nothing will be displayed. For more flares from the past days or years, you can dig into our archive.
region Start Maximum End
2038 C4.3 00h48 01h04 01h19
2034 C1.6 08h37 08h45 08h59
- C2.3 12h05 12h14 12h38
- C5.1 12h48 13h06 13h18
More events in the archive

Farside

Farside
STEREO Farside
Current data suggest that it is not possible to see aurora now at middle latitudes
The maximum X-ray flux of the past two hours is:
C4.17

Auroral activity

Live
chance
High latitude 75%
Middle latitude 3%
Low latitude 3%
Today
Minor Severe
High latitude 30% 30%
Middle latitude 5% 1%
Predicted Kp max 3

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98%

Latest alerts

G1 - Minor geomagnetic storm (Kp 5o) - High latitude sky watchers have a chance to see visual aurora. The higher middle latitudes might see aurora on the northern or southern horizon, depending on which hemisphere you are located.
Weak CME impact
A Coronal Mass Ejection (CME) has arrived at the ACE satellite. The solar wind speed rose with 81.51 km/sec to 598.3 km/sec.
  • Solar wind speed: 598.3 km/sec and density 3.8 p/cm3
  • IMF Bt (strength): 14.9 nT - Bz 10.9 nT
Minor S1 class Space Radiation Storm - This happens around 50 times in a solar cycle

Space weather facts

Last X-flare:2014/03/29X1.0
Last M-flare:2014/04/18M7.3
Last geomagnetic storm:2014/04/20Kp5 (G1)

This day in history*

Solar flares
11998X1.2
22003M5.1
32001M4.0
42003M2.0
52004M1.5
ApG
1200827G1
2200227G2
3201226G1
4199522
5200419
*since 1994