Space Weather Message Code: WARK04 Serial Number: 3059 Issue Time: 2016 Nov 23 0539 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 3058 Valid From: 2016 Nov 22 1728 UTC Now Valid Until: 2016 Nov 23 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: WARK05 Serial Number: 1277 Issue Time: 2016 Nov 22 2154 UTC WARNING: Geomagnetic K-index of 5 expected Valid From: 2016 Nov 22 2153 UTC Valid To: 2016 Nov 23 0600 UTC Warning Condition: Onset NOAA Scale: G1 – Minor 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 – Weak power

Space Weather Message Code: ALTK04 Serial Number: 1936 Issue Time: 2016 Nov 22 2142 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2016 Nov 22 2142 UTC Synoptic Period: 2100-2400 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: 3058 Issue Time: 2016 Nov 22 1729 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2016 Nov 22 1728 UTC Valid To: 2016 Nov 23 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 – Weak power grid fluctuations can occur. Aurora

Space Weather Message Code: WATA20 Serial Number: 754 Issue Time: 2016 Nov 21 2329 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Nov 22: G1 (Minor) Nov 23: G1 (Minor) Nov 24: 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: WATA20 Serial Number: 753 Issue Time: 2016 Nov 20 2100 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Nov 21: None (Below G1) Nov 22: G1 (Minor) Nov 23: 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

Space Weather Message Code: WATA20 Serial Number: 752 Issue Time: 2016 Nov 19 2107 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Nov 20: None (Below G1) Nov 21: None (Below G1) Nov 22: 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: 3057 Issue Time: 2016 Nov 14 2248 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2016 Nov 14 2250 UTC Valid To: 2016 Nov 15 0300 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: WARK05 Serial Number: 1276 Issue Time: 2016 Nov 14 0056 UTC EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 1275 Valid From: 2016 Nov 13 2003 UTC Now Valid Until: 2016 Nov 14 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 60 degrees Geomagnetic Latitude. Induced Currents –

Space Weather Message Code: WARK04 Serial Number: 3056 Issue Time: 2016 Nov 13 2004 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 3055 Valid From: 2016 Nov 11 2200 UTC Now Valid Until: 2016 Nov 14 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 –