Space Weather Message Code: ALTXMF
Serial Number: 288
Issue Time: 2022 May 19 0721 UTC
ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2022 May 19 0716 UTC
NOAA Scale: R2 - Moderate
Comment: In progress
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 information on affected area and expected duration please see http://www.swpc.noaa.gov/products/d-region-absorption-predictions-d-rap.
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