Solar activity reached high levels on December 4, following an isolated M6.0 flare that erupted from…
Category: Space Weather Reports
Space Weather
G2 geomagnetic storm and aurora forecast for December 3-4 following CME from X1.9 solar flare
Solar wind parameters are currently trending toward nominal levels following the waning influence of a positive-polarity…
Major X1.9 solar flare erupts from AR 4299, producing partial halo CME
A Type II Radio Emission with an estimated velocity of 988 km/s was registered at 02:43…
X5.1 solar flare produces strongest GLE in 20 years, sharply increasing radiation at flight altitudes
Radiation measurements collected over the UK show that the Veteran’s Day solar storm on November 11…
Major X4.0 solar flare erupts, producing fast CME and solar radiation storm
This is the fourth X-class solar flare since November 9, and the sixth since November 4.…
Two CMEs impact Earth, sparking G4 – Severe geomagnetic storming and aurora as far south as Mexico
A sudden impulse of 17 nT was observed at the Boulder magnetometer at 23:00 UTC on…
G4 – Severe or greater geomagnetic storm forecast, aurora likely as low as Alabama and California
A powerful X5.1 solar flare erupted from Active Region 4274 at 10:04 UTC on November 11.…
Major X5.1 solar flare erupts from Region 4274, producing large CME
This is the fifth X-class (the strongest) since November 4 and the fourth — and strongest…
Strong geomagnetic storm forecast for November 12, aurora as low as Pennsylvania, Iowa and Oregon
Solar activity increased significantly over the past 24 hours due to a long-duration X1.2 solar flare…
S1 – Minor Solar Radiation Storm in progress after X1.2 solar flare
Potential impacts from S1 – Minor Solar Radiation Storm include minor effects on polar high-frequency (HF)…