Propagation and Space Weather….

SFI = 139 A index = 8 K index = 2 SSN = 104

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Jun 22, 2022

NOAA STI

:Product: Geophysical Alert Message wwv.txt
:Issued: 2022 Jun 22 0605 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
#
# Geophysical Alert Message
#
Solar-terrestrial indices for 21 June follow.
Solar flux 139 and estimated planetary A-index 8.
The estimated planetary K-index at 0600 UTC on 22 June was 2.

No space weather storms were observed for the past 24 hours.

No space weather storms are predicted for the next 24 hours.

NOAA Alerts

Space Weather Message Code: ALTEF3
Serial Number: 3248
Issue Time: 2022 Jun 21 1116 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3247
Begin Time: 2022 Jun 18 1235 UTC
Yesterday Maximum 2MeV Flux: 2970 pfu

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

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.