:Product: Solar Region Summary :Issued: 2018 Apr 23 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 113 Issued at 0030Z on 23 Apr 2018 Report compiled from data received at SWO on 22 Apr I. Regions with Sunspots. Locations Valid at 22/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2706 N03E29 281 0130 Dao 09 10 Beta IA. H-alpha Plages without Spots. Locations Valid at 22/ ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2770 Issue Time: 2018 Apr 22 0900 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2769 Begin Time: 2018 Apr 10 1830 UTC Yesterday Maximum 2MeV Flux: 24056 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 Su ...Continue Reading

:Product: Solar Region Summary :Issued: 2018 Apr 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 112 Issued at 0030Z on 22 Apr 2018 Report compiled from data received at SWO on 21 Apr I. Regions with Sunspots. Locations Valid at 21/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2706 N04E43 280 0110 Dao 08 13 Beta 2707 S10E29 294 0010 Axx 00 01 Alpha IA. H-alpha P ...Continue Reading

Space Weather News for April 21, 2018 http://spaceweather.com https://www.facebook.com/spaceweatherdotcom LYRID METEOR SHOWER: Earth is entering a stream of debris from Comet Thatcher, source of the annual Lyrid meteor shower. If forecasters are correct, the Lyrids will peak this weekend with as many as 20 meteors per hour--a minor display compared to greater showers like the Perseids and Geminids later in the year. However, dense clumps of dust in Thatcher's debris stream sometimes produce un ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2769 Issue Time: 2018 Apr 21 1306 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2768 Begin Time: 2018 Apr 10 1830 UTC Yesterday Maximum 2MeV Flux: 2622 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: 2018 Apr 21 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 111 Issued at 0030Z on 21 Apr 2018 Report compiled from data received at SWO on 20 Apr I. Regions with Sunspots. Locations Valid at 20/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2706 N04E56 280 0040 Cao 07 04 Beta IA. H-alpha Plages without Spots. Locations Valid at 20/ ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 1 new image) -- HURRICANE IRMA * NASA Mapping Hurricane Damage to Everglades (Image from Dec 1, 2017; Posted Apr 19, 2018) https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=92033&src=nha --------------------------------------------------------------------- Natural Hazards is a service of NASA's Earth Observatory. http://naturalhazar ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2768 Issue Time: 2018 Apr 20 2026 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2767 Begin Time: 2018 Apr 10 1830 UTC Yesterday Maximum 2MeV Flux: 1199 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

Space Weather News for April 20, 2018 http://spaceweather.com https://www.facebook.com/spaceweatherdotcom INTERPLANETARY SHOCK WAVE: Last night, April 19-20, a shock wave in the solar wind hit Earth's magnetic field, sparking a moderately strong G2-class geomagnetic storm and rare "electric blue" auroras seen from airplanes in flight over Canada. Northern Lights spilled across the Canadian border into a number of US states. Visit today's edition of Spaceweather.com for photos and a d ...Continue Reading

:Product: Solar Region Summary :Issued: 2018 Apr 20 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 110 Issued at 0030Z on 20 Apr 2018 Report compiled from data received at SWO on 19 Apr I. Regions with Sunspots. Locations Valid at 19/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2706 N04E68 281 0020 Bxo 02 04 Beta IA. H-alpha Plages without Spots. Locations Valid at 19/ ...Continue Reading