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X6.3 solar flare

Sunspot region 3590 does it again! It's third X-class soalr flare and the strongest solar flare of the currently Solar Cycle thus far peaking at a respectable value of X6.3 (R3-strong).

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Did space weather really knock out cell phone service in North America?

It's a hot topic today... North America woke up this morning with nationwide cell phone outage for AT&T. Is this caused by the two X-class solar flares from sunspot region 3590? A lot of people seem to think that is the case but this is completely false. Christian Harris from Space Weather Trackers made a great post explaining why space weather is not to blame for this outage. Correlation is not causation. Read his post below!

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Two X-class solar flares only 7 hours apart

Sunspot region 3590 which is located at a fairly high latitude produced two impulsive X-class events. The first solar flare peaked yesterday at 23:07 UTC with a maximum X-ray flux of X1.9 and the second solar flare peaked today at 06:32 with a maximum observed X-ray flux of X1.7. Both events caused a brief strong R3 radio blackout at the day-side of our planet.

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The maximum X-ray flux of the past two hours is:
M6.17

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Latest alerts

13:39 UTC - Solar flare

Strong M6.17 flare from sunspot region 3981

alert


13:21 UTC - Radio Blackout

Moderate R2 radio blackout in progress (≥M5 - current: M6.1)


13:18 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M3.66)


09:33 UTC - Solar flare

Moderate M1.42 flare

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09:15 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.25)


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Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/02/03M1.4
Last geomagnetic storm2025/01/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
December 2024154.5 +2
February 2025150.5 -4
Last 30 days142.5 +0.6

This day in history*

Solar flares
12025M8.7
22001M3.53
32025M3.1
42025M2.5
52025M1.4
DstG
11992-170G4
21969-161G2
31982-82G1
41989-74G2
52022-66G1
*since 1994

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