Spaceweather.com - Emerging over the sun's southeastern limb, sunspot AR1389 unleashed an M2-class solar flare at 1350 UT on Dec. 29th. The blast shows that the newly-visible sunspot is capable of significant eruptions. AR1389 is not yet facing Earth, but it is turning in our direction.
CHANCE OF MAGNETIC STORMS: NOAA forecasters have downgraded the chances of a geomagnetic storm on Dec. 29th to 20%. A CME is still expected to arrrive later today, but the longer it takes to get here, the weaker its impact is likely to be.