Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #18-36 2018 September 2 at 8:27 p.m. MDT (2018 September 3 0227 UTC) **** SPACE WEATHER OUTLOOK **** Summary For August 27-September 2 G1 (Minor) and G2 (Moderate) geomagnetic storms were observed on 27 August due to combined effects from a CME and a positive polarity CH HSS. No other significant space weather was observed during the summary period. Outlook For Septembe ...Continue Reading

:Product: Solar Region Summary :Issued: 2018 Sep 03 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 246 Issued at 0030Z on 03 Sep 2018 Report compiled from data received at SWO on 02 Sep I. Regions with Sunspots. Locations Valid at 02/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 02/2400Z Sep Nmbr Location Lo None ...Continue Reading

Space Weather News for Sept. 2, 2018 http://spaceweather.com https://www.facebook.com/spaceweatherdotcom GEOMAGNETIC MEGASTORM: On Sept. 2, 1859, a powerful CME rocked Earth's magnetic field, causing a geomagnetic storm that set fire to Victorian telegraph offices and sparked auroras as far south as Mexico and Cuba. Now known as the "Carrington Event," that megastorm 159 years ago is a touchstone of modern extreme space weather research. What are the odds it could happen again? Find ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2835 Issue Time: 2018 Sep 02 0900 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2834 Begin Time: 2018 Aug 18 1410 UTC Yesterday Maximum 2MeV Flux: 20417 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 Su ...Continue Reading

:Product: Solar Region Summary :Issued: 2018 Sep 02 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 245 Issued at 0030Z on 02 Sep 2018 Report compiled from data received at SWO on 01 Sep I. Regions with Sunspots. Locations Valid at 01/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 01/2400Z Sep Nmbr Location Lo None ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2834 Issue Time: 2018 Sep 01 0901 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2833 Begin Time: 2018 Aug 18 1410 UTC Yesterday Maximum 2MeV Flux: 31634 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 Su ...Continue Reading

:Product: Solar Region Summary :Issued: 2018 Sep 01 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 244 Issued at 0030Z on 01 Sep 2018 Report compiled from data received at SWO on 31 Aug I. Regions with Sunspots. Locations Valid at 31/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 31/2400Z Aug Nmbr Location Lo None ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2833 Issue Time: 2018 Aug 31 0859 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2832 Begin Time: 2018 Aug 18 1410 UTC Yesterday Maximum 2MeV Flux: 61001 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 Su ...Continue Reading

:Product: Solar Region Summary :Issued: 2018 Aug 31 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 243 Issued at 0030Z on 31 Aug 2018 Report compiled from data received at SWO on 30 Aug I. Regions with Sunspots. Locations Valid at 30/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 30/2400Z 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) -- 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. * The Scars of Mendocino (Image from Aug 27, 2018; Posted Aug 30, 2018) https://earthobservatory.nasa.gov/images/92678/the-scars-of-mendocino/?src=nha ----------------------------- ...Continue Reading