SFI = 133 A = 6 K = 2 SSN = 62
NOAA STI
:Product: Geophysical Alert Message wwv.txt
:Issued: 2022 May 12 0605 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
#
# Geophysical Alert Message
#
Solar-terrestrial indices for 11 May follow.
Solar flux 133 and estimated planetary A-index 6.
The estimated planetary K-index at 0600 UTC on 12 May was 2.
Space weather for the past 24 hours has been minor.
Radio blackouts reaching the R1 level occurred.
Space weather for the next 24 hours is predicted to be minor.
Radio blackouts reaching the R1 level are likely.
NOAA Alerts
Space Weather Message Code: ALTTP2
Serial Number: 1137
Issue Time: 2022 May 11 1939 UTC
ALERT: Type II Radio Emission
Begin Time: 2022 May 11 1824 UTC
Estimated Velocity: 1258 km/s
NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.
