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Space Weather by SolarHam

@solarham.bsky.social

SolarHam.com is a space weather website launched in 2006 dedicated to providing the latest information about the Sun, including sunspots, solar flares and coronal mass ejections.

3,164 Followers  |  1 Following  |  299 Posts  |  Joined: 15.11.2024
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Posts by Space Weather by SolarHam (@solarham.bsky.social)

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Solar activity is now at moderate levels. A new active region turning into view from off the southeast limb produced an M2.4 solar flare at 15:59 UTC (Feb 25). Image by SDO/AIA.

25.02.2026 16:10 — 👍 10    🔁 5    💬 0    📌 0
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A coronal mass ejection (CME) passed Earth at UTC (Feb 4). A geomagnetic sudden impulse measuring 16 nT was detected by a magnetometer in Boulder, Colorado. So far the impact appears to be fairly mild, however active (Kp4) to minor (G1) storm conditions may be possible today.

04.02.2026 16:57 — 👍 14    🔁 7    💬 0    📌 0
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Longer duration X1.6 solar flare observed around AR 4366 peaking at 08:13 UTC (Feb 2). A further update will be provided later if a CME is associated. SolarHam.com

02.02.2026 08:32 — 👍 20    🔁 6    💬 0    📌 0
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X-Class solar flare currently in progress around AR 4366. SolarHam.com

02.02.2026 08:18 — 👍 12    🔁 3    💬 0    📌 1
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Impulsive X8.1 solar flare observed at 23:57 UTC (Feb 1). There was secondary peak of X1.5 at 00:22 UTC (Feb 2). More to follow. SolarHam.com

02.02.2026 00:30 — 👍 14    🔁 2    💬 1    📌 2
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A strong X8.1 solar flare was just detected around AR 4366 peaking at 23:57 UTC (Feb 1). More to follow. solarham.com

02.02.2026 00:05 — 👍 18    🔁 4    💬 1    📌 0
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At least fifteen M-Flares and one X-Flare produced by AR 4366 on Sunday (Feb 1st)... so far. No Earth directed CMEs appear associated at this time. SolarHam.com

01.02.2026 20:30 — 👍 20    🔁 5    💬 1    📌 0
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Active sunspot region (AR 4366) is expanding quickly and producing frequent minor C-Flares. A moderate M-Flare will be possible on Saturday. SolarHam.com

31.01.2026 14:57 — 👍 10    🔁 3    💬 0    📌 2
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Severe (G4) geomagnetic storm again in progress. Threshold reached at 08:23 UTC (Jan 20). SolarHam.com

20.01.2026 09:02 — 👍 21    🔁 4    💬 1    📌 0
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Not something you see very often. Lower energy proton levels off the chart and a Severe (S4) radiation storm is currently in progress. solarham.com

19.01.2026 18:32 — 👍 19    🔁 6    💬 0    📌 0
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Major X1.9 solar flare detected at 18:08 UTC (Jan 18) around AR 4341. Earth directed CME likely. More to follow. SolarHam.com

18.01.2026 18:30 — 👍 17    🔁 4    💬 0    📌 0
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New spot growth observed within the southern section of AR 4341 on Wednesday and an M1.6 solar flare was detected at 20:32 UTC (Jan 14). SolarHam.com

14.01.2026 21:09 — 👍 9    🔁 3    💬 0    📌 0
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A look at the CME leaving the Sun following a strong solar flare behind the southeast limb late on Sunday evening. It will be directed away from Earth. SolarHam.com

12.01.2026 01:12 — 👍 11    🔁 2    💬 0    📌 3
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A strong solar flare was just observed beyond the southeast limb. Although peaking at M3.3, it was likely stronger because the source is now yet in view. A CME is now just becoming visible and will be directed away from Earth. We will begin to see the source later this week.

11.01.2026 23:16 — 👍 11    🔁 3    💬 0    📌 0
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CME impacted Earth's geomagnetic field at 20:13 UTC (Jan 10). A minor (G1) geomagnetic storm is now in progress.

10.01.2026 20:49 — 👍 17    🔁 3    💬 0    📌 0
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Incoming CME detected by ACE at 19:42 UTC (Jan 10). A minor (G1) to possible moderate (G2) geomagnetic storm watch is currently in effect for the next 24 hours.

10.01.2026 20:16 — 👍 9    🔁 2    💬 0    📌 0
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Bz is currently pointing south. A minor (G1) geomagnetic storm watch is in effect. SolarHam.com

08.01.2026 02:26 — 👍 6    🔁 4    💬 0    📌 0
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Moderate (G2) geomagnetic storm watch now in effect until 06:00 UTC (Jan 3). Bz south at times and solar wind speed around 600 km/s. SolarHam.com

02.01.2026 20:43 — 👍 8    🔁 2    💬 0    📌 1
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M5.1 solar flare observed around AR 4323 at 01:50 UTC (Dec 27). This region is located within the remains of old regions 4294/4296 last seen earlier in December. solarham.com

27.12.2025 02:06 — 👍 15    🔁 4    💬 0    📌 1
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X1.1 solar flare detected around AR 4298 peaking at 05:01 UTC (Dec 8). SolarHam.com

08.12.2025 05:22 — 👍 11    🔁 3    💬 0    📌 1
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A faint halo CME associated with the M8 solar flare on Saturday is Earth directed with a predicted arrival time by December 9th. Moderate (G2) geomagnetic storming will be possible. More to follow in the days ahead. SolarHam.com

07.12.2025 03:50 — 👍 11    🔁 3    💬 0    📌 0
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M8.1 solar flare detected this evening around AR 4299 (ex 4274). A faint, Earth directed CME appears to be associated. More to follow. SolarHam.com

06.12.2025 23:02 — 👍 15    🔁 7    💬 0    📌 1
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AR 4300 getting into the action with this M6.0 solar flare detected at 02:50 UTC (Dec 4). SolarHam.com

04.12.2025 03:03 — 👍 15    🔁 2    💬 0    📌 0
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The enhanced solar wind environment has prompted a strong (G3) geomagnetic storm warning which is now in effect until 23:59 UTC (Dec 3). Despite the full moon, aurora sky watchers at higher latitudes should be alert for aurora should local weather conditions allow.

03.12.2025 20:48 — 👍 12    🔁 4    💬 0    📌 2
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AR 4274 is now turning back into view and just produced an X1.9 solar flare at 02:49 UTC (Dec 1). CME likely. SolarHam.com

01.12.2025 03:09 — 👍 29    🔁 3    💬 1    📌 3
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A look at big sunspot region 4294 as it rotates into view on Saturday. The region is currently producing occasional M-Flares and is likely a threat for an isolated strong X-Flare. SolarHam.com

29.11.2025 12:30 — 👍 11    🔁 4    💬 0    📌 1
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M5.9 solar flare observed around the soon to be reassigned AR 4294 at 22:22 UTC (Nov 28). SolarHam.com

28.11.2025 22:54 — 👍 12    🔁 6    💬 0    📌 1
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A sizable eruption was just observed beyond the northeast limb beginning around 19:45 UTC (Nov 25). The associated CME will be directed away from Earth. Also note the large filament that is currently anchored in place in the NE quadrant.

25.11.2025 20:34 — 👍 16    🔁 2    💬 1    📌 3
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A coronal mass ejection (CME) that includes a faint halo outline is emerging in updated imagery courtesy of GOES-19 CCOR-1. This appears to be related to farsided activity and is not Earth directed. SolarHam.com

21.11.2025 21:29 — 👍 23    🔁 2    💬 0    📌 2
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A large prominence is currently located off the north pole region of the Sun and it may be getting ready to liftoff. From end to end it stretches more than 300,000 kilometers. Something to keep an eye on over the next few hours. Image by GOES SUVI.

19.11.2025 21:35 — 👍 45    🔁 12    💬 0    📌 3