Space Weather Message Code: WARK04 Serial Number: 3071 Issue Time: 2016 Dec 08 0436 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 3070 Valid From: 2016 Dec 07 0855 UTC Now Valid Until: 2016 Dec 08 1500 UTC Warning Condition: Persistence NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents –

Space Weather Message Code: ALTK04 Serial Number: 1938 Issue Time: 2016 Dec 08 0301 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2016 Dec 08 0259 UTC Synoptic Period: 0000-0300 UTC Active Warning: Yes NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents – Weak power grid fluctuations can occur. Aurora – Aurora may be

Space Weather Message Code: WARK04 Serial Number: 3070 Issue Time: 2016 Dec 07 1933 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 3069 Valid From: 2016 Dec 07 0855 UTC Now Valid Until: 2016 Dec 07 0600 UTC Warning Condition: Onset NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents –

Space Weather Message Code: WARK04 Serial Number: 3069 Issue Time: 2016 Dec 07 1454 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 3068 Valid From: 2016 Dec 07 0855 UTC Now Valid Until: 2016 Dec 07 2359 UTC Warning Condition: Onset NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents –

Space Weather Message Code: WARK04 Serial Number: 3068 Issue Time: 2016 Dec 07 0854 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2016 Dec 07 0855 UTC Valid To: 2016 Dec 07 1500 UTC Warning Condition: Onset NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents – Weak power grid fluctuations can occur. Aurora

Space Weather Message Code: WATA20 Serial Number: 756 Issue Time: 2016 Dec 06 1810 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Dec 07: G1 (Minor) Dec 08: G1 (Minor) Dec 09: G1 (Minor) THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents

Space Weather Message Code: WARK04 Serial Number: 3067 Issue Time: 2016 Dec 06 1258 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2016 Dec 06 1300 UTC Valid To: 2016 Dec 06 1800 UTC Warning Condition: Onset NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents – Weak power grid fluctuations can occur. Aurora

Space Weather Message Code: WATA20 Serial Number: 755 Issue Time: 2016 Dec 05 2053 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Dec 06: None (Below G1) Dec 07: None (Below G1) Dec 08: G1 (Minor) THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.

Space Weather Message Code: WARK04 Serial Number: 3066 Issue Time: 2016 Nov 26 0545 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 3065 Valid From: 2016 Nov 24 0045 UTC Now Valid Until: 2016 Nov 26 1300 UTC Warning Condition: Persistence NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents –

Space Weather Message Code: WARK04 Serial Number: 3065 Issue Time: 2016 Nov 25 1440 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 3064 Valid From: 2016 Nov 24 0045 UTC Now Valid Until: 2016 Nov 26 0600 UTC Warning Condition: Persistence NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents –