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Real-time auroral and solar activity

Kp-index

Kp-index Aurora forecast
Kp-index The Low, Middle and High Latitude
Kp-index forecast
Min. Max.
MondayKp2Kp5
TuesdayKp2Kp5+
WednesdayKp2Kp2+

Real Time Solar Wind

With the current speed, it will take the solar wind 60 minutes to propagate from ACE to Earth.
Solar wind
Speed: km/sec
Density: p/cm3
Interplanetary Magnetic Field
Bt: nT
Bz: nT
Info More data
The solar wind The Interplanetary Magnetic Field (IMF)

Auroral oval

Aurora map
North America Europe and Asia South-America and Eastern Pacific Africa and Australia
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Hemispheric Power
Northern hemisphere
Southern hemisphere

Magnetometers

More data Info
Magnetometer stackplots of TGO, DTU Space and FMI
More data Info
CANadian Magnetic Observatory System
More data Info

Disturbance Storm Time index

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Moon phase


Waxing Crescent
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Sunspot regions

Solar Dynamics Observatory HMI Continuum
Sunspot regions
RegionNumber of
sunspots		Class
Magn. 		Class
Spot
44364HSX
44382DAO
44392DAO
44401HAX
44413DAO
44422CRO
44432BXO
More data
What are sunspots? The magnetic classification of sunspots The classification of sunspots after Malde
Today's Sun
Sunspot number 83 37
New regions3 3
10.7cm Solar Radio Flux104 -5
Carrington Rotation2311

Solar flares

SDO AIA 131
Solar activity past two hours
Current value
2h max
24h max
More data Help
Flare probability
C-class solar flare 90%
M-class solar flare 40%
X-class solar flare 5%

Coronal holes

SDO AIA 193
More data Help

Coronal mass ejections

CCOR-1
SOHO LASCO C2
Latest CMEs SOHO GOES STEREO
What is a Coronal Mass Ejection (CME)? How do we know if a CME is Earth directed and when it's going to arrive?

Solar protons

Info Help

Far side

GONG Calibrated Farside Map
© NSO/GONG
STEREO
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Latest news

Latest forum messages

Coronal Hole 53 91AR4441 3AR4436 222Current Farside Activity 540AR4435 14
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Space weather facts

Last X-flare2026/04/24X2.5
Last M-flare2026/05/17M1.4
Last geomagnetic storm2026/05/16Kp6- (G2)
Spotless days
Last 365 days3 days
20263 days (2%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
April 202679.3 -6.6
May 202692.6 +13.3
Last 30 days97.4 +6.8

This day in history*

Solar flares
12023M4.5
22000M3.96
32023M3.8
42023M2.2
52023M1.9
DstG
11981-118G3
22024-91
31971-78G2
42005-64
51983-63
*since 1994

Aurora on this day in history

No observations submitted for this day in history. If you've observed the aurora and you have some amazing photos to show off, submit your observations now!
Submit your aurora observation

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