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.

domenica, 9 agosto 2020

07:16 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3037
Issue Time: 2020 Aug 09 0716 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3036
Begin Time: 2020 Aug 05 1010 UTC
Yesterday Maximum 2MeV Flux: 2171 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.

sabato, 8 agosto 2020

09:42 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3036
Issue Time: 2020 Aug 08 0942 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3035
Begin Time: 2020 Aug 05 1010 UTC
Yesterday Maximum 2MeV Flux: 2810 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.

venerdì, 7 agosto 2020

06:53 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3035
Issue Time: 2020 Aug 07 0653 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3034
Begin Time: 2020 Aug 05 1010 UTC
Yesterday Maximum 2MeV Flux: 1974 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.

giovedì, 6 agosto 2020

06:22 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3034
Issue Time: 2020 Aug 06 0622 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3033
Begin Time: 2020 Aug 05 1010 UTC
Yesterday Maximum 2MeV Flux: 2815 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, 5 agosto 2020

10:25 UTC

Space Weather Message Code: ALTEF3
Serial Number: 3033
Issue Time: 2020 Aug 05 1025 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2020 Aug 05 1010 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.

martedì, 4 agosto 2020

04:55 UTC

Space Weather Message Code: ALTK04
Serial Number: 2161
Issue Time: 2020 Aug 04 0455 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Aug 04 0454 UTC
Synoptic Period: 0300-0600 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.

02:55 UTC

Space Weather Message Code: WARK04
Serial Number: 3744
Issue Time: 2020 Aug 04 0255 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3743
Valid From: 2020 Aug 03 2107 UTC
Now Valid Until: 2020 Aug 04 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.

lunedì, 3 agosto 2020

21:08 UTC

Space Weather Message Code: WARK04
Serial Number: 3743
Issue Time: 2020 Aug 03 2108 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Aug 03 2107 UTC
Valid To: 2020 Aug 04 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.

02:54 UTC

Space Weather Message Code: ALTK04
Serial Number: 2160
Issue Time: 2020 Aug 03 0254 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Aug 03 0251 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.

01:21 UTC

Space Weather Message Code: WARK04
Serial Number: 3742
Issue Time: 2020 Aug 03 0121 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Aug 03 0120 UTC
Valid To: 2020 Aug 03 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.

sabato, 25 luglio 2020

22:59 UTC

Space Weather Message Code: ALTK04
Serial Number: 2159
Issue Time: 2020 Jul 25 2259 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Jul 25 2258 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.

22:56 UTC

Space Weather Message Code: WARK04
Serial Number: 3741
Issue Time: 2020 Jul 25 2256 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Jul 25 2256 UTC
Valid To: 2020 Jul 26 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.

01:28 UTC

Space Weather Message Code: ALTK04
Serial Number: 2158
Issue Time: 2020 Jul 25 0128 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Jul 25 0120 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.

venerdì, 24 luglio 2020

22:10 UTC

Space Weather Message Code: WARK04
Serial Number: 3740
Issue Time: 2020 Jul 24 2210 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Jul 24 2210 UTC
Valid To: 2020 Jul 25 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.

16:42 UTC

Space Weather Message Code: WARK04
Serial Number: 3739
Issue Time: 2020 Jul 24 1642 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Jul 24 1640 UTC
Valid To: 2020 Jul 24 2100 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.

martedì, 14 luglio 2020

14:45 UTC

Space Weather Message Code: WARK04
Serial Number: 3738
Issue Time: 2020 Jul 14 1445 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3737
Valid From: 2020 Jul 14 0045 UTC
Now Valid Until: 2020 Jul 14 2300 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.

07:50 UTC

Space Weather Message Code: WARK04
Serial Number: 3737
Issue Time: 2020 Jul 14 0750 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 3736
Valid From: 2020 Jul 14 0045 UTC
Now Valid Until: 2020 Jul 14 1500 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.

01:12 UTC

Space Weather Message Code: ALTK04
Serial Number: 2157
Issue Time: 2020 Jul 14 0112 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2020 Jul 14 0111 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.

00:47 UTC

Space Weather Message Code: WARK04
Serial Number: 3736
Issue Time: 2020 Jul 14 0047 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Jul 14 0045 UTC
Valid To: 2020 Jul 14 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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