NOAA SWPC Avvisi, Osservazioni e Avvertenze

Il National Oceanic and Atmospheric Administration Space Weather Prediction Center (NOAA SWPC) è l'agenzia governativa ufficiale meteorologica spaziale dagli Stati Uniti che fornisce allarmi, allerte e avvertenze per i disturbi atmosferici. Di seguito troverete gli avvisi più recenti sugli eventi meteorologici, gli allarmi e gli avvisi emessi dal NOAA SWPC.

martedì, 31 marzo 2020

07:26 UTC

Space Weather Message Code: WARK04
Serial Number: 3719
Issue Time: 2020 Mar 31 0726 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3718
Valid From: 2020 Mar 30 1745 UTC
Now Valid Until: 2020 Mar 31 1800 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.

00:14 UTC

Space Weather Message Code: WARK04
Serial Number: 3718
Issue Time: 2020 Mar 31 0014 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3717
Valid From: 2020 Mar 30 1745 UTC
Now Valid Until: 2029 Mar 31 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.

00:05 UTC

Space Weather Message Code: ALTK04
Serial Number: 2152
Issue Time: 2020 Mar 31 0005 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Mar 31 0000 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.

lunedì, 30 marzo 2020

17:45 UTC

Space Weather Message Code: WARK04
Serial Number: 3717
Issue Time: 2020 Mar 30 1745 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Mar 30 1745 UTC
Valid To: 2020 Mar 31 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.

giovedì, 26 marzo 2020

12:27 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3030
Issue Time: 2020 Mar 26 1227 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3029
Begin Time: 2020 Mar 23 1635 UTC
Yesterday Maximum 2MeV Flux: 1398 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.

mercoledì, 25 marzo 2020

12:25 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3029
Issue Time: 2020 Mar 25 1225 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3028
Begin Time: 2020 Mar 23 1635 UTC
Yesterday Maximum 2MeV Flux: 1304 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.

martedì, 24 marzo 2020

14:36 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3028
Issue Time: 2020 Mar 24 1436 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3027
Begin Time: 2020 Mar 23 1635 UTC
Yesterday Maximum 2MeV Flux: 1228 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.

lunedì, 23 marzo 2020

16:52 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3027
Issue Time: 2020 Mar 23 1652 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2020 Mar 23 1635 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.

04:40 UTC

Space Weather Message Code: WARK04
Serial Number: 3716
Issue Time: 2020 Mar 23 0440 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Mar 23 0439 UTC
Valid To: 2020 Mar 23 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.

giovedì, 19 marzo 2020

01:30 UTC

Space Weather Message Code: ALTK04
Serial Number: 2151
Issue Time: 2020 Mar 19 0130 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Mar 19 0130 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.

01:28 UTC

Space Weather Message Code: WARK04
Serial Number: 3715
Issue Time: 2020 Mar 19 0128 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Mar 19 0127 UTC
Valid To: 2020 Mar 19 0900 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.

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Ultimo X-flare:2017/09/10X8.2
Ultimo M-flare:2017/10/20M1.0
Ultima tempesta geomagnetica:2020/02/19Kp5 (G1)
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