Space Weather Alerts

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TIIA 2023-06-19 13:00:27.093

  • Issued: Mon, 19 Jun 2023 13:00:27 +0000
  • Space Weather Message Code: ALTTP2
    Serial Number: 1201
    Issue Time: 2023 Jun 19 1300 UTC
    
    ALERT: Type II Radio Emission
    Begin Time: 2023 Jun 19 1214 UTC
    Estimated Velocity: 954 km/s
    
    NOAA Space Weather Scale descriptions can be found at
    www.swpc.noaa.gov/noaa-scales-explanation
    
    Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.                                

EF3A 2023-06-19 12:31:55.760

  • Issued: Mon, 19 Jun 2023 12:31:55 +0000
  • Space Weather Message Code: ALTEF3
    Serial Number: 3341
    Issue Time: 2023 Jun 19 1231 UTC
    
    CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
    Continuation of Serial Number: 3340
    Begin Time: 2023 Jun 17 1400 UTC
    Yesterday Maximum 2MeV Flux: 3835 pfu
    
    NOAA Space Weather Scale descriptions can be found at
    www.swpc.noaa.gov/noaa-scales-explanation
    
    Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.                                

TIIA 2023-06-19 04:37:40.470

  • Issued: Mon, 19 Jun 2023 04:37:40 +0000
  • Space Weather Message Code: ALTTP2
    Serial Number: 1200
    Issue Time: 2023 Jun 19 0437 UTC
    
    ALERT: Type II Radio Emission
    Begin Time: 2023 Jun 19 0342 UTC
    Estimated Velocity: 355 km/s
    
    NOAA Space Weather Scale descriptions can be found at
    www.swpc.noaa.gov/noaa-scales-explanation
    
    Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.                                

TIIA 2023-06-18 14:25:03.607

  • Issued: Sun, 18 Jun 2023 14:25:03 +0000
  • Space Weather Message Code: ALTTP2
    Serial Number: 1199
    Issue Time: 2023 Jun 18 1425 UTC
    
    ALERT: Type II Radio Emission
    Begin Time: 2023 Jun 18 1353 UTC
    Estimated Velocity: 440 km/s
    
    NOAA Space Weather Scale descriptions can be found at
    www.swpc.noaa.gov/noaa-scales-explanation
    
    Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.                                

EF3A 2023-06-18 06:36:13.273

  • Issued: Sun, 18 Jun 2023 06:36:13 +0000
  • Space Weather Message Code: ALTEF3
    Serial Number: 3340
    Issue Time: 2023 Jun 18 0636 UTC
    
    CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
    Continuation of Serial Number: 3339
    Begin Time: 2023 Jun 17 1400 UTC
    Yesterday Maximum 2MeV Flux: 1620 pfu
    
    NOAA Space Weather Scale descriptions can be found at
    www.swpc.noaa.gov/noaa-scales-explanation
    
    Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.                                

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