The latest from NASA's Earth Observatory (28 November 2017) ------------------------------------------------------------------------ Growing Deltas in Atchafalaya Bay (Updated for 2017) While the sea overtakes much of the delta plain of the Mississippi River, sediment from the Atchafalaya River is building two new deltas to the west. https://earthobservatory.nasa.gov/Features/WorldOfChange/wax_lake.php?src=eoa-ann ------------------------------------------------------------------------ Latest Images: https://ear ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- VOLCANOES (1 updated event, 1 new image) -- VOLCANIC ACTIVITY AT MOUNT AGUNG Since August 2017, Mount Agung has been rumbling with increasing unrest. * Tracking the Sulfur Dioxide from Mount Agung (Image from Nov 28, 2017; Posted Nov 28, 2017) https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=91329&src=nha ------------------------------------------------------------- ...Continue Reading

:Product: Solar Region Summary :Issued: 2017 Nov 28 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 332 Issued at 0030Z on 28 Nov 2017 Report compiled from data received at SWO on 27 Nov I. Regions with Sunspots. Locations Valid at 27/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2689 N13W34 108 0060 Cso 05 05 Beta IA. H-alpha Plages without Spots. Locations Valid at 27/ ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #17-48 2017 November 26 at 8:21 p.m. MST (2017 November 27 0321 UTC) **** SPACE WEATHER OUTLOOK **** Summary For November 20-26 G1 (Minor) geomagnetic storm levels were observed on 21 Nov due to CH HSS effects. No other significant space weather was observed during the summary period. Outlook For November 27-December 3 G1 (Minor) geomagnetic storm conditions are like ...Continue Reading

:Product: Solar Region Summary :Issued: 2017 Nov 27 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 331 Issued at 0030Z on 27 Nov 2017 Report compiled from data received at SWO on 26 Nov I. Regions with Sunspots. Locations Valid at 26/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2689 N13W21 108 0060 Cao 06 05 Beta IA. H-alpha Plages without Spots. Locations Valid at 26/ ...Continue Reading

:Product: Solar Region Summary :Issued: 2017 Nov 26 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 330 Issued at 0030Z on 26 Nov 2017 Report compiled from data received at SWO on 25 Nov I. Regions with Sunspots. Locations Valid at 25/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2689 N13W08 108 0020 Cso 05 03 Beta IA. H-alpha Plages without Spots. Locations Valid at 25/ ...Continue Reading

:Product: Solar Region Summary :Issued: 2017 Nov 25 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 329 Issued at 0030Z on 25 Nov 2017 Report compiled from data received at SWO on 24 Nov I. Regions with Sunspots. Locations Valid at 24/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 24/2400Z Nov Nmbr Location Lo 2687 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2712 Issue Time: 2017 Nov 24 1120 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2711 Begin Time: 2017 Nov 22 1020 UTC Yesterday Maximum 2MeV Flux: 4658 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 Nov 24 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 328 Issued at 0030Z on 24 Nov 2017 Report compiled from data received at SWO on 23 Nov I. Regions with Sunspots. Locations Valid at 23/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 23/2400Z Nov Nmbr Location Lo 2687 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2711 Issue Time: 2017 Nov 23 0935 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2710 Begin Time: 2017 Nov 22 1020 UTC Yesterday Maximum 2MeV Flux: 2743 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