The following sections have been updated in the past 3 days. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 3 new images) -- HURRICANE IRMA The 2017 Atlantic hurricane season continued, as Irma formed in the eastern Atlantic and strengthened east of the Caribbean.  * Hurricane Irma Turns Caribbean Islands Brown (Image from Sep 10, 2017; Posted on Sep 12, 2017)      https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=90952&src=n ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #17-37 2017 September 11 at 2:45 a.m. MDT (2017 September 11 0845 UTC) **** SPACE WEATHER OUTLOOK **** Summary For September 4-10 R1 (Minor) radio blackouts were observed on 04-09 September, R2 (Moderate) radio blackouts were observed on 04, 07, 08 September, and R3 (Strong) radio blackouts were observed on 06, 07, 10 September due to solar flare activity from active sunspot ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2660 Issue Time: 2017 Sep 11 0521 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2659 Begin Time: 2017 Sep 08 1935 UTC Yesterday Maximum 2MeV Flux: 7875 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 Sep 11 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 254 Issued at 0030Z on 11 Sep 2017 Report compiled from data received at SWO on 10 Sep I. Regions with Sunspots. Locations Valid at 10/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2674 N13W80 103 0300 Fko 18 04 Beta 2678 N11W22 045 0020 Cro 03 03 Beta 2680 N09E66 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2659 Issue Time: 2017 Sep 10 0501 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2658 Begin Time: 2017 Sep 08 1935 UTC Yesterday Maximum 2MeV Flux: 6358 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 Sep 10 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 253 Issued at 0030Z on 10 Sep 2017 Report compiled from data received at SWO on 09 Sep I. Regions with Sunspots. Locations Valid at 09/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2673 S09W83 119 0530 Dkc 10 08 Beta-Gamma-Delta 2674 N13W67 103 0560 Fko 18 07 Beta 26 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2658 Issue Time: 2017 Sep 09 0501 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2657 Begin Time: 2017 Sep 08 1935 UTC Yesterday Maximum 2MeV Flux: 2639 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 Sep 09 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 252 Issued at 0030Z on 09 Sep 2017 Report compiled from data received at SWO on 08 Sep I. Regions with Sunspots. Locations Valid at 08/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2673 S09W70 119 1060 Dkc 10 19 Beta-Gamma-Delta 2674 N13W54 103 0650 Fko 18 09 Beta 26 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2657 Issue Time: 2017 Sep 08 1954 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2017 Sep 08 1935 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

The following sections have been updated in the past day. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 2 new images) -- HURRICANE IRMA The 2017 Atlantic hurricane season continued, as Irma formed in the eastern Atlantic and strengthened east of the Caribbean.  * https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=90931&src=nha    *** Image from Sep 08, 2017 (Posted on Sep 08, 2017 12:58 PM)  * https://earthobservatory.nasa.gov ...Continue Reading