Съобщения от NOAA SWPC за промени в Космическото време
________________________________________________________________
Space Weather Message Code: ALTEF3
Serial Number: 3172
Issue Time: 2021 Dec 03 0459 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3171
Begin Time: 2021 Dec 02 1130 UTC
Yesterday Maximum 2MeV Flux: 2920 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.
________________________________________________________________
Space Weather Message Code: ALTEF3
Serial Number: 3171
Issue Time: 2021 Dec 02 1137 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2021 Dec 02 1130 UTC
Station: GOES16
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.
________________________________________________________________
Space Weather Message Code: WARK04
Serial Number: 3981
Issue Time: 2021 Dec 02 0714 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2021 Dec 02 0715 UTC
Valid To: 2021 Dec 02 1200 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 - Aurora may be visible at high latitudes such as Canada and Alaska.
________________________________________________________________
Space Weather Message Code: WARK04
Serial Number: 3980
Issue Time: 2021 Dec 01 2241 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2021 Dec 01 2240 UTC
Valid To: 2021 Dec 02 0300 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 - Aurora may be visible at high latitudes such as Canada and Alaska.
________________________________________________________________
Space Weather Message Code: WARK04
Serial Number: 3979
Issue Time: 2021 Dec 01 0539 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3978
Valid From: 2021 Nov 30 2141 UTC
Now Valid Until: 2021 Dec 01 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 - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.
________________________________________________________________
Space Weather Message Code: ALTK05
Serial Number: 1349
Issue Time: 2021 Nov 30 2239 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2021 Nov 30 2238 UTC
Synoptic Period: 2100-2400 UTC
Active Warning: Yes
NOAA Scale: G1 - Minor
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.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.
________________________________________________________________
Space Weather Message Code: WARK05
Serial Number: 1621
Issue Time: 2021 Nov 30 2150 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2021 Nov 30 2150 UTC
Valid To: 2021 Dec 01 0300 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor
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.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.
________________________________________________________________
Space Weather Message Code: ALTK04
Serial Number: 2254
Issue Time: 2021 Nov 30 2144 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2021 Nov 30 2141 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 visible at high latitudes such as Canada and Alaska.
________________________________________________________________
Space Weather Message Code: WARK04
Serial Number: 3978
Issue Time: 2021 Nov 30 2141 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2021 Nov 30 2141 UTC
Valid To: 2021 Dec 01 0600 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 - Aurora may be visible at high latitudes such as Canada and Alaska.
________________________________________________________________
Space Weather Message Code: WARK04
Serial Number: 3977
Issue Time: 2021 Nov 29 0256 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3976
Valid From: 2021 Nov 28 2225 UTC
Now Valid Until: 2021 Nov 29 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 - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.
________________________________________________________________
Space Weather Message Code: ALTK04
Serial Number: 2253
Issue Time: 2021 Nov 29 0256 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2021 Nov 29 0247 UTC
Synoptic Period: 0000-0300 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 visible at high latitudes such as Canada and Alaska.
________________________________________________________________
Space Weather Message Code: WARK04
Serial Number: 3976
Issue Time: 2021 Nov 28 2224 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2021 Nov 28 2225 UTC
Valid To: 2021 Nov 29 0300 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 - Aurora may be visible at high latitudes such as Canada and Alaska.
________________________________________________________________
https://www.swpc.noaa.gov/products/alerts-watches-and-warnings