Space Weather Message Code: ALTK04
Serial Number: 2291
Issue Time: 2022 Apr 24 0003 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2022 Apr 23 2359 UTC
Synoptic Period: 2100-0000 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.
NOAA STI
:Product: Geophysical Alert Message wwv.txt
:Issued: 2022 Apr 24 0605 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
#
# Geophysical Alert Message
#
Solar-terrestrial indices for 23 April follow.
Solar flux 160 and estimated planetary A-index 12.
The estimated planetary K-index at 0600 UTC on 24 April was 2.
CHANCE OF FLARES: The sun has quieted this weekend with some minor decay in sunspot complex AR2993-94. Nevertheless, there is still a chance of flares: a 40% chance of M-flares and a 10% chance of X-flares on April 24th, according to NOAA. Any eruptions will be Earth directed