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geomagnetic storm

Strongest Solar Flare of 2025 (X5.1) Triggers Radio Blackouts; NOAA Confirms G4 Geomagnetic Storm

Severe ‘Cannibal’ Solar Storm Hits Earth Today (12 November 2025): NOAA Confirms G4 Levels, ESA Warns of Third CME; UK on Highest Alert and NASA Delays Launch

Published: 12 November 2025 A powerful burst of space weather is sweeping across Earth today, disrupting radio communications, degrading GPS accuracy and setting the stage for another night of widespread aurora. The U.S. National Oceanic and Atmospheric Administration (NOAA) confirms
12 November 2025
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Northern Lights Alert: Best Places, Timing & Photography Tips for 2025’s Auroras

Severe G4 Geomagnetic Storm Is Lighting Up U.S. Skies — Northern Lights Could Return Tonight (Nov. 12, 2025) NOAA confirms a severe storm; where and when to look, what’s driving it, and what it can affect

Key points NOAA: Severe storm confirmed, more to come The National Oceanic and Atmospheric Administration’s Space Weather Prediction Center (SWPC) reported that G4 (Severe) geomagnetic storm conditions were observed at 01:20 UTC on Wednesday, Nov. 12 (8:20 p.m. ET Tuesday).
12 November 2025
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Sky on Fire Tonight: Giant ‘Solar Canyon’ Aims 800‑km/s Wind at Earth—Northern Lights Could Ignite 15 U.S. States & Test Global Tech

NOAA Issues G4 ‘Severe’ Geomagnetic Storm Watch for Nov. 12 After X5.1 Solar Flare — Northern Lights Possible as Far South as Indiana Tonight (Nov. 11)

Published: November 11, 2025 Key takeaways What changed today (Nov. 11) NOAA’s Space Weather Prediction Center (SWPC) posted a G4 (Severe) watch for Nov. 12, citing multiple coronal mass ejections (CMEs) now en route — including the most energetic, linked
11 November 2025
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Earth’s Magnetic Field Today (Nov. 11, 2025): Equatorial Polarity Twist, South Atlantic Anomaly Expands, and NOAA Issues G2–G3 Geomagnetic Storm Watches

Earth’s Magnetic Field Today (Nov. 11, 2025): Equatorial Polarity Twist, South Atlantic Anomaly Expands, and NOAA Issues G2–G3 Geomagnetic Storm Watches

Updated: November 11, 2025 Key points What’s new today Geomagnetic storm watches (Nov. 11–13): The U.S. National Oceanic and Atmospheric Administration (NOAA) says several coronal mass ejections are expected to begin arriving later today, prompting watches for G2 (Moderate) on
11 November 2025
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