Space Weather by SolarHam Image
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Strong (G3) geomagnetic storm watch in effect for June 4-5 due to at least two expected incoming CMEs.
Space Weather for June 3, 2026 Image UTC Time  
Indices:
(6/3 @ 21:05 UTC)
SFI
147
Image 1
SSN
133
Image 13
AREA
745
Image 70 Image Image Image

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HMI Intensity
Latest | Movie | HARP
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HMI Magnetogram
Latest | Movie
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Coronal Holes
Analysis | Movie
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AIA 131 (Latest)
Image Image Image Movie
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SUVI 304 (Latest)
Image Image Movies
Imagery: SDO | AIA | GOES | GONG | STEREO | CORONAGRAPH
Video: SDO | GSFC | SUVI | SOHO | STEREO | Helioviewer | YouTube
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3 Day Geomagnetic Forecast
June 3
June 4
June 5
2-3 (G0)
6-7 (G3)
6-7 (G3)

Max Kp

M-Lat   10%
H-Lat   30%
M-Lat   45%
H-Lat   80%
M-Lat   40%
H-Lat   75%

Probabilities

Latest SWPC Forecast (@ 00:30 + 12:30 UTC)

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Current Moon Phase:
94% Illumination
Waning Gibbous
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Noteworthy Flare Events (Past 72h)

X1.0
AR 4455
6/3/26 @ 11:28 UTC
Image Type II RE   (xxx km/s)    DIM
10cm Radio Burst   (2m, 250 sfu)
M7.7
AR 4455
6/3/26 @ 07:00 UTC
Image Type II RE   (313 km/s)    DIM
10cm Radio Burst   (3m, 540 sfu)
M9.3
AR 4455
6/3/26 @ 01:36 UTC
Image Type II RE   (253 km/s)   IV    DIM
10cm Radio Burst   (5m, 360 sfu)
M3.3
AR 4455
6/2/26 @ 16:50 UTC
Image Type II RE   (631 km/s)    DIM
10cm Radio Burst   (1m, 150 sfu)

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Visible Sunspot Regions

Image   Image
AR 4462
B
N17E75
Growing
AR 4461
BG
S20E57
Stable
AR 4460
B
S22W74
Stable
AR 4459
BG
N14E35
Growing
AR 4458
BG
S05W08
Growing
AR 4457
B
S08W40
Declining
AR 4455
BG
N14W20
Growing
AR 4446
B
S15W60
Stable

Updated @ 19:50 UTC (June 3)

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CME Tracking

2 Event(s) Logged

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Cactus  |  SEEDS (GMU)
CCOR-1 Realtime RD

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Farside Watch

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Updated @ 21:10 UTC (June 2)
Latest Image  |  JSOC  |  STEREO

AIA Composite

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Filaments + Coronal Holes

Latest AIA Composite

Solar Oribiter PHI Continuum (ESA)

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Latest Available

STIX Light Curves | More Imagery

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Real Time Solar Wind (BETA)  |  Expand Data

Updated every minute.

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X-Rays
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Current

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Global D-LAYER Absorption
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Current Solar Flare Threat
C-Flare: 99%
M-Flare: 60%
X-Flare: 15%
Proton: 10%
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Geomagnetic Field and Aurora
Past 24 Hours
Unsettled
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Auroral Oval Forecast | South Pole
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Kp-Index | A-Indices | Magnetometers
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Latest Space Weather News
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Strong (G3) Geomagnetic Storm Watch
June 3, 2026 @ 15:35 UTC
Two of the coronal mass ejections have been modeled and NOAA/SWPC are calling for a possible combined impact during the next 24-48 hours. A strong (G3) geomagnetic storm watch has been issued for June 4th and 5th. Aurora sky watchers at middle to high latitudes should be alert over the next several days should an impact unfold as forecast.

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X1 and M7 Solar Flares
June 3, 2026 @ 11:55 UTC
I guess it was just a matter of time. Hyperactive sunspot region 4455 just touched the X-Class level with this X1.07 solar flare peaking at 11:28 UTC (June 3). Although bright, this event may not have been eruptive as some of the previous M-Flares from earlier this morning. An M7.7 flare at 07:00 UTC did launch a CME into space with a mostly northward trajectory, but an Earth directed component may be possible. A further update regarding the M7 an X1 flares will be provided a little later. More flaring possible so stay tuned!

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Near X-Flare
June 3, 2026 @ 02:45 UTC (UPDATED)
A solar flare measuring M9.3 was detected around Earth facing sunspot region 4455 peaking at 01:36 UTC (June 3). A fairly faint CME is now emerging in updated coronagraph imagery. More to follow.

CME Update: The M9 flare was associated with a faint halo CME which appears to have an Earth directed component. An initial tracking model by NASA shows a potential passage past our planet by June 5th. Click HERE for the model.

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Three Solar Eruptions
June 2, 2026 @ 17:35 UTC (UPDATED)
Three eruptive events were observed on Tuesday (6/2/2026) . Here is a look at each event and two coronal mass ejections directed towards solar east. The first event was a filament liftoff in the southeast quadrant beginning at 09:35 UTC. This resulted in the first CME visible in GOES-19 CCOR-1 imagery. The second event was a large eruption from behind the northeast limb that first became visible at 19:40 UTC. This was responsible for the second and larger CME seen in this video. The third event, an M3.3 flare around Earth facing AR 4455, took place around the same time as the limb eruption and we are still waiting for further imagery to determine if a Earth directed CME is associated with it. More to follow

UPDATE: The M3.3 flare around AR 4455 did show coronal dimming, however a noteworthy CME does not appear associated with that event. At best, a weak transient may be possible within 48-72 hours. Additional M-Flares will remain possible during the next 24 hours with AR 4455 being the most likely to produce a flare.

Coronal Hole Facing Earth
June 1, 2026 @ 02:45 UTC
Coronal hole #62 is now directly facing Earth. A solar wind stream flowing from this zone is expected to reach our planet beginning June 3rd and into the 4th. Currently active geomagnetic conditions (Kp4) with a chance for minor (G1) geomagnetic storming (Kp5) should be expected. More updates in the days ahead. Image by SDO/AIA using the 193 angstroms channel.

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Space Weather Update
May 29, 2026 @ 11:55 UTC
Not too much happening on the Sun the past 24 hours with the exception of occasional minor C-Flares and an M1.1 flare peaking at 07:04 UTC (May 29). No Earth directed eruptions were visible in available imagery. This morning there are at least seven numbered sunspot regions visible with AR 4452 and 4455 being the most likely to produce an isolated M-Flare.

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Space Weather Update
May 26, 2026 @ 19:35 UTC
Earth facing solar activity so far on Tuesday has been at low levels with only minor C-Flares detected. AR 4451 towards the southeast limb was the source of a C9.7 flare at 12:38 UT (May 26). Proton levels streaming past Earth returned to below the minor (S1) radiation storm threshold following the large farsided eruption late Monday. Another CME is visible today and appears to have originated from well beyond the south limb and was likely the result of a filament eruption. This will be directed away from our planet.

Old region 4432 is now located just behind the east limb and will begin to turn back into view during the next 24 hours. According to farsided data courtesy of ESA, solar activity around this region was fairly quiet today.

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Site Information

SolarHam.com launched on March 15, 2006 with the purpose of providing real time Space Weather news and data from various sources, all in one location for easy navigation. The site was created and is still maintained solely by amateur (HAM) radio station Kevin VE3EN.

Data Sources

This website relays data and imagery from the following sources.

- NOAA Space Weather Prediction Center (SWPC)
- Solar Dynamics Observatory (SDO)
- Atmospheric Imaging Assembly (AIA)
- Solar Terrestrial Relations Observatory (STEREO)
- Deep Space Climate Observatory (DSCOVR)
- Large Angle and Spectrometric Coronagraph Experiment (LASCO)
- Solar and Heliospheric Observatory (SOHO)
- Lockheed Martin Solar & Astrophysics Laboratory (LMSAL)
- Global Oscillation Network Group (GONG)
- Space Weather Canada
- Australia Space Weather Services (SWS)

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Now go work some DX!