SFI = 146
A index = 8
K index = 4
SSN = 121
CME IMPACT ON JUNE 15TH: A CME hit Earth’s magnetic field on June 15th at 0437 UT. It was a glancing blow, and first contact did not spark a geomagnetic storm. However, G1-class storms may occur in the hours ahead as Earth moves into the CME’s dense, magnetized flank.
NOAA STI
:Product: Geophysical Alert Message wwv.txt
:Issued: 2022 Jun 15 0905 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
#
# Geophysical Alert Message
#
Solar-terrestrial indices for 14 June follow.
Solar flux 146 and estimated planetary A-index 8.
The estimated planetary K-index at 0900 UTC on 15 June was 3.
No space weather storms were observed for the past 24 hours.
Space weather for the next 24 hours is predicted to be minor.
Geomagnetic storms reaching the G1 level are likely.
NOAA Alerts
Space Weather Message Code: ALTK04
Serial Number: 2300
Issue Time: 2022 Jun 15 0455 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2022 Jun 15 0448 UTC
Synoptic Period: 0300-0600 UTC
Active Warning: Yes
NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation
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.
