Space Weather Message Code: WATA20 Serial Number: 1019 Issue Time: 2024 Nov 04 1927 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Nov 05: None (Below G1) Nov 06: None (Below G1) Nov 07: 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: ALTK04 Serial Number: 2498 Issue Time: 2024 Nov 03 2152 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2024 Nov 03 2152 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: 4746 Issue Time: 2024 Nov 03 2132 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2024 Nov 03 2130 UTC Valid To: 2024 Nov 04 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: 4745 Issue Time: 2024 Nov 02 2306 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4744 Valid From: 2024 Nov 02 1138 UTC Now Valid Until: 2024 Nov 03 0900 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: 2497 Issue Time: 2024 Nov 02 1152 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2024 Nov 02 1150 UTC Synoptic Period: 0900-1200 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: 4744 Issue Time: 2024 Nov 02 1140 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2024 Nov 02 1138 UTC Valid To: 2024 Nov 02 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: ALTK04 Serial Number: 2496 Issue Time: 2024 Nov 01 0006 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2024 Oct 31 2359 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: 4743 Issue Time: 2024 Oct 31 2201 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2024 Oct 31 2200 UTC Valid To: 2024 Nov 01 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: 4742 Issue Time: 2024 Oct 30 1139 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4741 Valid From: 2024 Oct 29 2018 UTC Now Valid Until: 2024 Oct 30 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: WARK04 Serial Number: 4741 Issue Time: 2024 Oct 30 0238 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4740 Valid From: 2024 Oct 29 2018 UTC Now Valid Until: 2024 Oct 30 1200 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 –