Space Weather Message Code: ALTEF3 Serial Number: 2690 Issue Time: 2017 Oct 25 1752 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2689 Begin Time: 2017 Oct 24 1245 UTC Yesterday Maximum 2MeV Flux: 2102 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 Oct 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 298 Issued at 0030Z on 25 Oct 2017 Report compiled from data received at SWO on 24 Oct I. Regions with Sunspots. Locations Valid at 24/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2685 S09E31 131 0060 Hsx 02 01 Alpha 2686 N12E53 109 0030 Hax 02 02 Alpha IA. H-alpha ...Continue Reading

The latest from NASA's Earth Observatory (24 October 2017) ------------------------------------------------------------------------ New Notes from the Field: * Salinity Processes in the Upper Ocean Regional Study (SPURS) https://earthobservatory.nasa.gov/blogs/fromthefield/category/spurs/?src=eoa-features Starting in August 2016, SPURS-2 scientists deployed a web of sensors to monitor part of the Pacific Ocean for an entire year. Now, scientists on board the R/V Roger Revelle have returned to sea to recover moorin ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2689 Issue Time: 2017 Oct 24 1254 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2017 Oct 24 1245 UTC Station: GOES13 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 subscri ...Continue Reading

:Product: Solar Region Summary :Issued: 2017 Oct 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 297 Issued at 0030Z on 24 Oct 2017 Report compiled from data received at SWO on 23 Oct I. Regions with Sunspots. Locations Valid at 23/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2685 S09E45 130 0060 Hax 02 01 Alpha 2686 N12E67 108 0030 Hax 02 02 Alpha IA. H-alpha ...Continue Reading

The following sections have been updated in the past 7 days. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 1 new image) -- NORTHWEST PACIFIC BASIN TROPICAL CYCLONES (2017) More tropical cyclones emerge from the Northwest Pacific Basin each year than any other basin in the world. * Typhoon Lan (Image from Oct 20, 2017; Posted Oct 21, 2017) https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=91148&src=nha -------------------------------------- ...Continue Reading

The following sections have been updated in the past 3 days. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 1 new image) -- NORTHWEST PACIFIC BASIN TROPICAL CYCLONES (2017) More tropical cyclones emerge from the Northwest Pacific Basin each year than any other basin in the world. * Typhoon Lan (Image from Oct 20, 2017; Posted Oct 21, 2017) https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=91148&src=nha -------------------------------------- ...Continue Reading

Space Weather News for Oct. 23, 2017 http://spaceweather.com https://www.facebook.com/spaceweatherdotcom GEOMAGNETIC STORMS PREDICTED (G2-CLASS): A large hole has opened in the sun's atmosphere, and it is spewing a stream of solar wind toward Earth. Estimated time of arrival: Oct. 24th. First contact with the gaseous material is expected to produce minor G1-class geomagnetic storms, intensifying to moderately strong G2-class storms on Oct. 25th as Earth moves deeper into the stream. Arctic sky ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #17-43 2017 October 22 at 9:40 p.m. MDT (2017 October 23 0340 UTC) **** SPACE WEATHER OUTLOOK **** Summary For October 16-22 R1 (Minor) radio blackouts were observed on 20 October due to flare activity from active sunspot Region 2685. Outlook For October 23-29 G1 (Minor) geomagnetic storm levels are likely on 24-26 October with G2 (Moderate) levels likely on 25-26 Oct d ...Continue Reading

:Product: Solar Region Summary :Issued: 2017 Oct 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 296 Issued at 0030Z on 23 Oct 2017 Report compiled from data received at SWO on 22 Oct I. Regions with Sunspots. Locations Valid at 22/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2685 S09E58 131 0070 Hax 02 03 Alpha IA. H-alpha Plages without Spots. Locations Valid at 22 ...Continue Reading