Space Weather Message Code: ALTXMF Serial Number: 412 Issue Time: 2024 Jul 31 1302 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 31 1259 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time in ...Continue Reading

Space Weather Message Code: ALTXMF Serial Number: 411 Issue Time: 2024 Jul 31 0644 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 31 0640 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time in ...Continue Reading

Space Weather Message Code: ALTXMF Serial Number: 410 Issue Time: 2024 Jul 30 1936 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 30 1932 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time in ...Continue Reading

Space Weather Message Code: ALTXMF Serial Number: 409 Issue Time: 2024 Jul 29 1955 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 29 1952 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time in ...Continue Reading

Space Weather Message Code: ALTXMF Serial Number: 408 Issue Time: 2024 Jul 29 1255 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 29 1252 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time in ...Continue Reading

Space Weather Message Code: SUMX01 Serial Number: 166 Issue Time: 2024 Jul 29 0253 UTC SUMMARY: X-ray Event exceeded X1 Begin Time: 2024 Jul 29 0233 UTC Maximum Time: 2024 Jul 29 0237 UTC End Time: 2024 Jul 29 0243 UTC X-ray Class: X1.5 Optical Class: 2b Location: S11E19 NOAA Scale: R3 - Strong NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact consists of large portions of the sunlit side of Earth, strong ...Continue Reading

Space Weather Message Code: ALTXMF Serial Number: 407 Issue Time: 2024 Jul 29 0235 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 29 0234 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time in ...Continue Reading

Space Weather Message Code: ALTXMF Serial Number: 406 Issue Time: 2024 Jul 28 1041 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 28 1038 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time in ...Continue Reading

Space Weather Message Code: ALTXMF Serial Number: 405 Issue Time: 2024 Jul 28 0151 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 28 0149 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time in ...Continue Reading

Space Weather Message Code: ALTXMF Serial Number: 404 Issue Time: 2024 Jul 17 0641 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 17 0638 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time in ...Continue Reading