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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.
TuesdayKp2+Kp5-
WednesdayKp2Kp4-
ThursdayKp2Kp4-

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
43922CAO
43975BXO
439810DAO
43994CAO
44005DAO
440115DAI
44022DSO
More data
What are sunspots? The magnetic classification of sunspots The classification of sunspots after Malde
Today's Sun
Sunspot number 94 -2
New regions0 -3
10.7cm Solar Radio Flux124 4
Carrington Rotation2309

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 80%
M-class solar flare 25%
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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Incoming & Unnumbered Active Regions 236CMes from ar 4392 (19-21st of march) 267Growth of Cycle 25 994AR4401 15Space Weather Watch App 4
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Space weather facts

Last X-flare2026/02/04X4.21
Last M-flare2026/03/18M2.7
Last geomagnetic storm2026/03/23Kp5 (G1)
Spotless days
Last 365 days3 days
20263 days (4%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
February 202678.2 -34.3
March 202677.7 -0.5
Last 30 days72.3 -15.7

This day in history*

Solar flares
12000X2.61
22000M4.09
32000M3.71
42024M2.7
52001M2.43
DstG
11991-281G4
21969-228G4
32023-163G4
42024-128G4
52002-100G2
*since 1994

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