[MRCA] FW: {Collins} Geomagnetic storm warning

[W2HX]

FYI

-----Original Message-----
From: Collins <collins-bounces+w2hx=w2hx.com at listserve.com> On Behalf Of Ronald Johnson via Collins
Sent: Wednesday, May 12, 2021 3:43 PM
To: collins at listserve.com
Subject: {Collins} Geomagnetic storm warning

Geomagnetic storm warning

Space Weather Message Code: ALTK07
Serial Number: 116
Issue Time: 2021 May 12 1759 UTC

ALERT: Geomagnetic K-index of 7
Threshold Reached: 2021 May 12 1759 UTC
Synoptic Period: 1500-1800 UTC

Active Warning: Yes
NOAA Scale: G3 - Strong

NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 50 degrees Geomagnetic Latitude.
Induced Currents - Power system voltage irregularities possible, false alarms may be triggered on some protection devices.
Spacecraft - Systems may experience surface charging; increased drag on low Earth-orbit satellites and orientation problems may occur.
Navigation - Intermittent satellite navigation (GPS) problems, including loss-of-lock and increased range error may occur.
Radio - HF (high frequency) radio may be intermittent.
Aurora - Aurora may be seen as low as Pennsylvania to Iowa to Oregon.

*** You are subscribed to Collins as w2hx at w2hx.com. If you wish to unsubscribe, or modify your preferences please visit https://mailman.listserve.com/listmanager/listinfo/collins ***