:Product: Solar Region Summary :Issued: 2017 Dec 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 354 Issued at 0030Z on 20 Dec 2017 Report compiled from data received at SWO on 19 Dec I. Regions with Sunspots. Locations Valid at 19/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 19/2400Z Dec Nmbr Location Lo 2691 ...Continue Reading

The latest from NASA's Earth Observatory (19 December 2017) ------------------------------------------------------------------------ New Features: https://earthobservatory.nasa.gov/Features/ * Antarctica from Above https://www.youtube.com/watch?v=_LnH5fx5nyk In 2017, NASA's Operation IceBridge flew for the ninth year over Antarctica to map the ice. This video features photographs of land ice and sea ice, shot with a handheld camera and with the Digital Mapping System (DMS), during IceBridge flights in November 2017 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2720 Issue Time: 2017 Dec 19 0900 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2719 Begin Time: 2017 Dec 17 2100 UTC Yesterday Maximum 2MeV Flux: 5978 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: 2017 Dec 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 353 Issued at 0030Z on 19 Dec 2017 Report compiled from data received at SWO on 18 Dec 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 Dec Nmbr Location Lo None ...Continue Reading

The following sections have been updated in the past 3 days. ------------------------------------------------------------------------ -- FIRES (1 updated event, 1 new image) -- FIRE SEASON IN THE WESTERN UNITED STATES Smoky wildfires plagued the western U.S. and Canada in the summer and autumn of 2017. * Smoke from the Thomas Fire (Image from Dec 14, 2017; Posted Dec 15, 2017) https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=91440&src=nha ------------------------------------------------------------- ...Continue Reading

The following sections have been updated in the past 7 days. ------------------------------------------------------------------------ -- FIRES (1 updated event, 2 new images) -- FIRE SEASON IN THE WESTERN UNITED STATES Smoky wildfires plagued the western U.S. and Canada in the summer and autumn of 2017. * Smoke from the Thomas Fire (Image from Dec 14, 2017; Posted Dec 15, 2017) https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=91440&src=nha * California Wildfire Emissions (Image from Dec 11, 2017; ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2719 Issue Time: 2017 Dec 18 0900 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2718 Begin Time: 2017 Dec 17 2100 UTC Yesterday Maximum 2MeV Flux: 1294 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

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #17-51 2017 December 17 at 8:43 p.m. MST (2017 December 18 0343 UTC) **** SPACE WEATHER OUTLOOK **** Summary For December 11-17 G1 (Minor) geomagnetic storm conditions were observed on 17 Dec due to coronal hole influence. No other space weather storms were observed. Outlook For December 18-24 G1 (Minor) storm levels are likely on 18-19 Dec due to continued coronal hol ...Continue Reading

:Product: Solar Region Summary :Issued: 2017 Dec 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 352 Issued at 0030Z on 18 Dec 2017 Report compiled from data received at SWO on 17 Dec 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 Dec Nmbr Location Lo 2691 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2718 Issue Time: 2017 Dec 17 2126 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2017 Dec 17 2100 UTC Station: GOES-15 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 Subscription Service. If you would like to remove a product subscr ...Continue Reading