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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.
ThursdayKp3+Kp6+
FridayKp3-Kp4+
SaturdayKp2Kp3-

Real Time Solar Wind

With the current speed, it will take the solar wind 60 minutes to propagate from DSCOVR 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

Disturbance Storm Time index

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Magnetometers

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

Moon phase


Waning Gibbous
More data

Sunspot regions

Solar Dynamics Observatory HMI Continuum
Sunspot regions
RegionNumber of
sunspots		Class
Magn. 		Class
Spot
40561HSX
406011DAI
40623DKO
40632BXO
40643DAO
More data
What are sunspots? The magnetic classification of sunspots The classification of sunspots after Malde
Today's Sun
Sunspot number 70 12
New regions2 1
10.7cm Solar Radio Flux148 -5
Carrington Rotation2296

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 99%
M-class solar flare 60%
X-class solar flare 10%

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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The strength of the interplanetary magnetic field is moderate (15.74nT), the direction is North (10.25nT).
The Disturbance Storm Time index predicts moderate storm conditions right now (-53nT)

Latest news

Latest forum messages

2025/04/12-13 Filament CMEs 2025/04/16 G3 Watch 476Coronal holes 51Filaments and prominences 67AR4064 9Incoming & Unnumbered Active Regions 1742
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Latest alerts

Wednesday, 16 April 2025
21:45 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 21:36 UTC

alert

21:00 UTC - Geomagnetic activity

Severe G4 geomagnetic storm (Kp8) Threshold Reached: 20:55 UTC

alert

19:45 UTC - Geomagnetic activity

Strong G3 geomagnetic storm (Kp7) Threshold Reached: 19:25 UTC

alert

19:00 UTC - Geomagnetic activity

Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 18:38 UTC

alert

18:45 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 18:28 UTC

alert

Get instant alerts!

Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/15M1.2
Last geomagnetic storm2025/04/16Kp8- (G4)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025120.7 -13.5
Last 30 days120.8 -19.6

This day in history*

Solar flares
12022X1.1
22022M4.4
32002M3.79
42001M1.97
52022M1.89
DstG
11994-201G4
21990-113G2
32002-98G3
41999-91G3
52015-79G1
*since 1994

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