:Product: Solar Region Summary :Issued: 2021 Mar 14 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 73 Issued at 0030Z on 14 Mar 2021 Report compiled from data received at SWO on 13 Mar I. Regions with Sunspots. Locations Valid at 13/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2808 N19E18 034 0010 Hax 06 02 Alpha IA. H-alpha Plages without Spots. Locations Valid at 13/ ...Continue Reading

:Product: Solar Region Summary :Issued: 2021 Mar 13 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 72 Issued at 0030Z on 13 Mar 2021 Report compiled from data received at SWO on 12 Mar I. Regions with Sunspots. Locations Valid at 12/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2808 N19E32 033 0030 Cao 08 05 Beta IA. H-alpha Plages without Spots. Locations Valid at 12/2 ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- EARTHQUAKES (1 updated event, 1 new image) -- 2011 GREAT TOHOKU EARTHQUAKE In March 2011, a magnitude 9.1 quake struck off of eastern Japan, triggering large tsunami waves that inundated Japan's coast and spread effects to the Americas and Antarctica. * Ten Years After the Tsunami (Image from Feb 28, 2021; Posted Mar 11, 2021) https://earthobservatory.nasa.gov/images/148036/ten ...Continue Reading

Space Weather News for March 12, 2021 https://spaceweather.com https://www.spaceweatheralerts.com THE GREAT QUEBEC BLACKOUT: New research into the Great Quebec Blackout of March 13, 1989, is revealing surprises. Turns out, it was not just one solar storm, but two. Could it happen again? Experts weigh in on today's edition of Spaceweather.com. Solar flare alerts: Sign up for Space Weather Alerts and receive a text message when strong solar flares are underway. Above: M ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3117 Issue Time: 2021 Mar 12 1702 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3116 Begin Time: 2021 Mar 03 0745 UTC Yesterday Maximum 2MeV Flux: 1701 pfu NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Sub ...Continue Reading

:Product: Solar Region Summary :Issued: 2021 Mar 12 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 71 Issued at 0030Z on 12 Mar 2021 Report compiled from data received at SWO on 11 Mar I. Regions with Sunspots. Locations Valid at 11/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2808 N19E42 036 0050 Hsx 02 01 Alpha 2809 S21E13 065 0010 Bxo 03 02 Beta IA. H-alpha Pl ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3116 Issue Time: 2021 Mar 11 1317 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3115 Begin Time: 2021 Mar 03 0745 UTC Yesterday Maximum 2MeV Flux: 1458 pfu NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Sub ...Continue Reading

:Product: Solar Region Summary :Issued: 2021 Mar 11 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 70 Issued at 0030Z on 11 Mar 2021 Report compiled from data received at SWO on 10 Mar I. Regions with Sunspots. Locations Valid at 10/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2808 N19E55 037 0020 Hsx 01 01 Alpha IA. H-alpha Plages without Spots. Locations Valid at 10/ ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3115 Issue Time: 2021 Mar 10 1322 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3114 Begin Time: 2021 Mar 03 0745 UTC Yesterday Maximum 2MeV Flux: 1413 pfu NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Sub ...Continue Reading

:Product: Solar Region Summary :Issued: 2021 Mar 10 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 69 Issued at 0030Z on 10 Mar 2021 Report compiled from data received at SWO on 09 Mar I. Regions with Sunspots. Locations Valid at 09/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2807 S18W50 155 0010 Bxo 02 02 Beta 2808 N19E68 037 0020 Hsx 01 01 Alpha IA. H-alpha Pl ...Continue Reading