Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #19-33 2019 August 18 at 7:28 p.m. MDT (2019 August 19 0128 UTC) **** SPACE WEATHER OUTLOOK **** Summary For August 12-18 No significant space weather was observed. Outlook For August 19-25 No significant space weather is expected. Data used to provide space weather services are contributed by NOAA, USAF, NASA, NSF, USGS, the International Space Environment Services ...Continue Reading

:Product: Solar Region Summary :Issued: 2019 Aug 19 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 231 Issued at 0030Z on 19 Aug 2019 Report compiled from data received at SWO on 18 Aug I. Regions with Sunspots. Locations Valid at 18/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 18/2400Z Aug Nmbr Location Lo None ...Continue Reading

:Product: Solar Region Summary :Issued: 2019 Aug 18 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 230 Issued at 0030Z on 18 Aug 2019 Report compiled from data received at SWO on 17 Aug I. Regions with Sunspots. Locations Valid at 17/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 17/2400Z Aug Nmbr Location Lo None ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2972 Issue Time: 2019 Aug 17 1350 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2971 Begin Time: 2019 Aug 06 1015 UTC Yesterday Maximum 2MeV Flux: 2115 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: 2019 Aug 17 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 229 Issued at 0030Z on 17 Aug 2019 Report compiled from data received at SWO on 16 Aug I. Regions with Sunspots. Locations Valid at 16/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 16/2400Z Aug Nmbr Location Lo None ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- FIRES (1 updated event, 1 new image) -- FIRES IN BRAZIL 2019 Satellites begin to detect heightened fire activity in July and August in the Amazon. * Fires in Brazil (Image from Aug 13, 2019; Posted Aug 16, 2019) https://earthobservatory.nasa.gov/images/145464/fires-in-brazil/?src=nha --------------------------------------------------------------------- Natural Hazards is a ser ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2971 Issue Time: 2019 Aug 16 1006 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2970 Begin Time: 2019 Aug 06 1015 UTC Yesterday Maximum 2MeV Flux: 5259 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: 2019 Aug 16 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 228 Issued at 0030Z on 16 Aug 2019 Report compiled from data received at SWO on 15 Aug I. Regions with Sunspots. Locations Valid at 15/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 15/2400Z Aug Nmbr Location Lo None ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- WATER COLOR (1 updated event, 1 new image) -- BLOOMS IN THE NORTHERN HEMISPHERE 2019 As hours of sunlight increase in the northern hemisphere, the oceans come alive with blooms of phytoplankton, algae, and seaweed. * Eerie Blooms in Lake Erie (Image from Jul 30, 2019; Posted Aug 14, 2019) https://earthobservatory.nasa.gov/images/145453/eerie-blooms-in-lake-erie/?src=nha ------ ...Continue Reading

Space Weather News for Aug. 15, 2019 http://spaceweather.com https://www.spaceweatheralerts.com AMAZING VIDEO OF SPRITES: A photographer in Europe has captured high-definition video of a sprite storm over Italy. The images show a sprite's anatomy in rare detail, with enormous tentacles dangling tens of kilometers down to the thunderstorm below, dotted by balls of light the size of football fields. See the video and learn more about sprites on today's edition of Spaceweather.com. Aurora alerts ...Continue Reading