Message:24701 In: SPACWX.USA
From: N4SDDate: Thu, 25 Jun 26 19:46:00 Z
Newsgroups: SPACWX.USA
Subject: Space Weather Message Code: ALTK04
Message-ID: <17046_N4SD>
Path: K7EK|KI0BK|N5MDT|W0ARP|KE0GB|W9GM|KA3BVJ|KA3VSP|N4SD
R:260625/2324z @:K7EK.#NOKY.KY.USA.NOAM $:17046_N4SD
R:260625/2324Z 29900@KI0BK.#NEKS.KS.USA.NOAM LinBPQ6.0.24
R:260625/2311Z 1157@N5MDT.#STX.TX.USA.NOAM BPQ6.0.25
R:260625/2311Z 41839@W0ARP.#NCO.CO.USA.NOAM LinBPQ6.0.25
R:260625/2300Z 13553@KE0GB.#SECO.CO.USA.NOAM LinBPQ6.0.25
R:260625/2300Z 3124@W9GM.#SWWI.WI.USA.NOAM BPQ6.0.24
R:260625/2258Z 83110@KA3BVJ.#EPA.PA.USA.NOAM BPQ1.4.65
R:260625/2258Z 3924@KA3VSP.DE.USA.NOAM BPQ6.0.25
R:260625/1946Z 17046@N4SD.#TIDE.VA.USA.NOAM BPQ6.0.24
WOXX13 KWNP 251946
ALTK04
Space Weather Message Code: ALTK04
Serial Number: 2668
Issue Time: 2026 Jun 25 1941 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2026 Jun 25 1940 UTC
Synoptic Period: 1800-2100
Active Warning: YES
Comment:
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.
# Issued by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
# Recent messages, data, and help at http://swpc.noaa.gov/alerts/
# Send questions to SWPC.Webmaster@noaa.gov
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73 de Sperry N4SD
N4SD@N4SD.#TIDE.VA.USA.NOAM
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