Space Weather Message Code: WARK05 Serial Number: 1212 Issue Time: 2016 Aug 30 1540 UTC WARNING: Geomagnetic K-index of 5 expected Valid From: 2016 Aug 30 1540 UTC Valid To: 2016 Aug 30 1815 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: 1915 Issue Time: 2016 Aug 30 1538 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2016 Aug 30 1537 UTC Synoptic Period: 1500-1800 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: 2953 Issue Time: 2016 Aug 30 1452 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 2952 Valid From: 2016 Aug 30 0915 UTC Now Valid Until: 2016 Aug 30 1900 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: 2952 Issue Time: 2016 Aug 30 0316 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2016 Aug 30 0915 UTC Valid To: 2016 Aug 30 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: WARK04 Serial Number: 2951 Issue Time: 2016 Aug 29 1213 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2016 Aug 29 1215 UTC Valid To: 2016 Aug 29 1600 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: 738 Issue Time: 2016 Aug 27 1439 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Aug 28: None (Below G1) Aug 29: G1 (Minor) Aug 30: 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: 737 Issue Time: 2016 Aug 26 1416 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Aug 27: None (Below G1) Aug 28: None (Below G1) Aug 29: 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: 2950 Issue Time: 2016 Aug 25 2243 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2016 Aug 25 2243 UTC Valid To: 2016 Aug 26 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: ALTK04 Serial Number: 1914 Issue Time: 2016 Aug 24 1500 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2016 Aug 24 1500 UTC Synoptic Period: 1200-1500 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: 2949 Issue Time: 2016 Aug 24 1311 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2016 Aug 24 1312 UTC Valid To: 2016 Aug 24 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