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

Space Weather Message Code: SUMX01 Serial Number: 165 Issue Time: 2024 Jul 16 1346 UTC SUMMARY: X-ray Event exceeded X1 Begin Time: 2024 Jul 16 1311 UTC Maximum Time: 2024 Jul 16 1326 UTC End Time: 2024 Jul 16 1336 UTC X-ray Class: X1.9 Location: S05W85 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, strongest at the sub-sola ...Continue Reading

Space Weather Message Code: ALTXMF Serial Number: 403 Issue Time: 2024 Jul 16 1323 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Jul 16 1320 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: 164 Issue Time: 2024 Jul 14 0303 UTC SUMMARY: X-ray Event exceeded X1 Begin Time: 2024 Jul 14 0233 UTC Maximum Time: 2024 Jul 14 0234 UTC End Time: 2024 Jul 14 0248 UTC X-ray Class: X1.2 Location: S09W40 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, strongest at the sub-sola ...Continue Reading