Space Environment Alert
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WOXX04 KWNP 170541
ALTTP4

Space Weather Message Code: ALTTP4
Serial Number: 489
Issue Time: 2014 Dec 17 0538 UTC

ALERT: Type IV Radio Emission
Begin Time: 2014 Dec 17 0454 UTC
www.swpc.noaa.gov/noaa-scales-explanation
Description: Type IV emissions occur in association with major eruptions on the sun and are typically associated with strong coronal mass ejections and solar radiation storms.

# 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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