Space Weather Message Code: WARK04 Serial Number: 4009 Issue Time: 2022 Jan 29 0855 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4008 Valid From: 2022 Jan 28 2150 UTC Now Valid Until: 2022 Jan 29 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: 2266 Issue Time: 2022 Jan 28 2205 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2022 Jan 28 2205 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: 4008 Issue Time: 2022 Jan 28 2149 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2022 Jan 28 2150 UTC Valid To: 2022 Jan 29 0900 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: 4007 Issue Time: 2022 Jan 25 1507 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2022 Jan 25 1507 UTC Valid To: 2022 Jan 25 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 – Weak power grid fluctuations can occur. Aurora

Space Weather Message Code: WARK04 Serial Number: 4006 Issue Time: 2022 Jan 24 2127 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2022 Jan 24 2125 UTC Valid To: 2022 Jan 25 0000 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: 4005 Issue Time: 2022 Jan 21 2220 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2022 Jan 21 2219 UTC Valid To: 2022 Jan 22 0900 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: 4004 Issue Time: 2022 Jan 19 1459 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4003 Valid From: 2022 Jan 19 0015 UTC Now Valid Until: 2022 Jan 20 0300 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: 1630 Issue Time: 2022 Jan 19 1455 UTC EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 1629 Valid From: 2022 Jan 19 0130 UTC Now Valid Until: 2022 Jan 20 0300 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: WARK05 Serial Number: 1629 Issue Time: 2022 Jan 19 0550 UTC EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 1628 Valid From: 2022 Jan 19 0130 UTC Now Valid Until: 2022 Jan 19 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 60 degrees Geomagnetic Latitude. Induced Currents –

Space Weather Message Code: ALTK05 Serial Number: 1358 Issue Time: 2022 Jan 19 0405 UTC ALERT: Geomagnetic K-index of 5 Threshold Reached: 2022 Jan 19 0404 UTC Synoptic Period: 0300-0600 UTC Active Warning: Yes 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 grid fluctuations can occur.