Space Environment Alert
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ALTPX1

Space Weather Message Code: ALTPX1
Serial Number: 309
Issue Time: 2014 Sep 11 0247 UTC

ALERT: Proton Event 10MeV Integral Flux exceeded 10pfu
Begin Time: 2014 Sep 11 0240 UTC
NOAA Scale: S1 - Minor
Potential Impacts: Radio - Minor impacts on polar HF (high frequency) radio propagation resulting in fades at lower frequencies.

# 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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