Propagation and Space WX….

SFI = 103

A index = 7

K index = 1

SSN = 44

FAST-GROWING SUNSPOT: Two days ago sunspot AR3085 barely existed. Since then it has grown more than 10-fold, turning itself into a double sunspot group with cores nearly as wide as Earth. The active region is directly facing Earth and crackling with C-class solar flares.

Watch as AR3085 develops:

Fast-growing sunspot AR3085 is crackling with
 C-class solar flares. Credit: SDO/HMI

NOAA Alerts

Space Weather Message Code: ALTEF3
Serial Number: 3230
Issue Time: 2022 Aug 23 0459 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 3229
Begin Time: 2022 Aug 19 1300 UTC
Yesterday Maximum 2MeV Flux: 3825 pfu

NOAA Space Weather Scale descriptions can be found at

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