:Product: SWPC Space Weather Alerts oldALTS.txt
:Issued: 2013 Aug 21 0303 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
# See http://swpc.noaa.gov/alerts/ for description and other displays
# Send comments and suggestions to SWPC.Webmaster@noaa.gov
#
# SWPC Space Weather Alerts Issued in the last 7 Days
#——————————————————————–
Space Weather Message Code: WARK04
Serial Number: 2156
Issue Time: 2013 Aug 21 0213 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2013 Aug 21 0215 UTC
Valid To: 2013 Aug 21 1300 UTC
Warning Condition: Onset
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.
#————————————————-
Space Weather Message Code: SUMSUD
Serial Number: 178
Issue Time: 2013 Aug 20 2239 UTC
SUMMARY: Geomagnetic Sudden Impulse
Observed: 2013 Aug 20 2231 UTC
Deviation: 26 nT
Station: bou
#————————————————-
Space Weather Message Code: ALTEF3
Serial Number: 2072
Issue Time: 2013 Aug 20 0503 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 2071
Begin Time: 2013 Aug 16 1800 UTC
Yesterday Maximum 2MeV Flux: 6050 pfu
Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.
#————————————————-
Space Weather Message Code: ALTEF3
Serial Number: 2071
Issue Time: 2013 Aug 19 0500 UTC
CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 2070
Begin Time: 2013 Aug 16 1800 UTC
Yesterday Maximum 2MeV Flux: 4650 pfu
Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.