Space Weather Message Code: WARK04 Serial Number: 4266 Issue Time: 2023 Feb 08 2201 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2023 Feb 08 2201 UTC Valid To: 2023 Feb 09 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: WARK04 Serial Number: 4263 Issue Time: 2023 Feb 07 1458 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4262 Valid From: 2023 Feb 06 1925 UTC Now Valid Until: 2023 Feb 07 2100 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: 4262 Issue Time: 2023 Feb 07 0257 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4261 Valid From: 2023 Feb 06 1925 UTC Now Valid Until: 2023 Feb 07 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: 2337 Issue Time: 2023 Feb 06 2101 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2023 Feb 06 2058 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: 4261 Issue Time: 2023 Feb 06 1924 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2023 Feb 06 1925 UTC Valid To: 2023 Feb 07 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: WARK04 Serial Number: 4260 Issue Time: 2023 Feb 06 0855 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4259 Valid From: 2023 Feb 06 0220 UTC Now Valid Until: 2023 Feb 06 1800 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: 2336 Issue Time: 2023 Feb 06 0248 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2023 Feb 06 0248 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: 4259 Issue Time: 2023 Feb 06 0222 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2023 Feb 06 0220 UTC Valid To: 2023 Feb 06 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: 4258 Issue Time: 2023 Feb 03 1707 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2023 Feb 03 1706 UTC Valid To: 2023 Feb 04 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: ALTK04 Serial Number: 2335 Issue Time: 2023 Feb 02 0301 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2023 Feb 02 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