Space Weather Message Code: ALTEF3 Serial Number: 2821 Issue Time: 2018 Aug 19 0859 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2820 Begin Time: 2018 Aug 18 1410 UTC Yesterday Maximum 2MeV Flux: 7218 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 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 2018 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 2718 S07W03 192 0010 Axx 01 01 Alpha IA. H-alpha Plages without Spots. Locations Valid at 18 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2820 Issue Time: 2018 Aug 18 1426 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2018 Aug 18 1410 UTC Station: GOES15 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: 2018 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 2018 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 2718 S07E10 191 0020 Hrx 01 01 Alpha IA. H-alpha Plages without Spots. Locations Valid at 17 ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- FIRES (1 updated event, 1 new image) -- FIRE SEASON IN THE WESTERN UNITED STATES As temperatures became warmer and drier with the arrival of summer, fire season picks up in the Western United States. * Smoky Skies in North America (Image from Aug 15, 2018; Posted Aug 16, 2018) https://earthobservatory.nasa.gov/images/92612/smoky-skies-in-north-america/?src=nha -- SEVERE STORMS ...Continue Reading

Space Weather News for August 17, 2018 http://spaceweather.com https://www.facebook.com/spaceweatherdotcom LARGE CORONAL HOLE TURNS TOWARD EARTH: A large hole in the sun's atmosphere (a "coronal hole") is turning toward Earth, spewing solar wind toward our planet. This comes as darkness is returning to the Arctic Circle, setting the stage for a possible grand display of Northern Lights on Aug. 20-21 when the solar wind arrives. Visit Spaceweather.com to learn more about solar minimum ...Continue Reading

:Product: Solar Region Summary :Issued: 2018 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 2018 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 2718 S08E23 191 0010 Bxo 02 02 Beta IA. H-alpha Plages without Spots. Locations Valid at 16/ ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- FIRES (1 updated event, 1 new image) -- FIRE SEASON IN THE WESTERN UNITED STATES As temperatures became warmer and drier with the arrival of summer, fire season picks up in the Western United States. * Smoky Oregon (Image from Aug 14, 2018; Posted Aug 15, 2018) https://earthobservatory.nasa.gov/images/92608/smoky-oregon/?src=nha ------------------------------------------------- ...Continue Reading

:Product: Solar Region Summary :Issued: 2018 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 2018 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 2718 S07E36 192 0010 Cro 03 02 Beta IA. H-alpha Plages without Spots. Locations Valid at 15/ ...Continue Reading

Spaceweather.com for the answer. Remember, SpaceWeather.com is on Facebook! Above: This outburst of bright noctilucent clouds in late July signaled to observers that something unusual might be happening in the mesosphere. Photo credit: Kairo Kiitsak of Simuna, Estonia. Share Tweet ...Continue Reading