:Product: Solar Region Summary
:Issued: 2026 Mar 22 0030 UTC
# Prepared jointly by the U.S. Dept. of Commerce, NOAA,
# Space Weather Prediction Center and the U.S. Air Force.
#
Joint USAF/NOAA Solar Region Summary
SRS Number 81 Issued at 0030Z on 22 Mar 2026
Report compiled from data received at SWO on 21 Mar
I. Regions with Sunspots. Locations Valid at 21/2400Z
Nmbr Location Lo Area Z LL NN Mag Type
4392 S17W52 017 0110 Cso 04 03 Beta
4397 N16E27 298 0020 Cro 02 02 Beta
4398 S14E26 299 0010 Cro 03 02 Beta
4399 S17E82 243 0120 Hsx 02 01 Alpha
IA. H-alpha Plages without Spots. Locations Valid at 21/2400Z Mar
Nmbr Location Lo
4393 N14W87 053
4394 S12W52 018
4395 S06W43 008
4396 N20W29 355
II. Regions Due to Return 22 Mar to 24 Mar
Nmbr Lat Lo
4378 N16 226
4381 N09 197
Thank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the
Product Subscription Site. Please do not use the from address for correspondence, as it is not monitored. For comments or help, please contact
SWPC Help.