The following sections have been updated in the past 3 days. ------------------------------------------------------------------------ -- DUST, SMOKE, AND HAZE (1 updated events, 1 new images) -- DUST STORM OVER THE PERSIAN GULF A veil of dust darkened skies over over Saudi Arabia and Kuwait in April 2015. * http://earthobservatory.nasa.gov/NaturalHazards/view.php?id=85781&src=nha *** Image from Apr 22, 2015 (Posted on Apr 24, 2015 4:08 PM) -- VOLCANOES AND EARTHQUAKES (1 updated events, 1 new images) -- ERUPTION O ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #15-17 2015 April 26 at 10:04 p.m. MDT (2015 April 27 0404 UTC) **** SPACE WEATHER OUTLOOK **** Summary For April 20-26 R1 (Minor) radio blackouts were observed on 21-23 April. No S1 (Minor) or greater solar radiation storms were observed. No G1 (Minor) or greater geomagnetic storms were observed. Outlook For April 27-May 3 No R1 (Minor) or greater radio blackouts ...Continue Reading

:Product: Solar Region Summary :Issued: 2015 Apr 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 117 Issued at 0030Z on 27 Apr 2015 Report compiled from data received at SWO on 26 Apr I. Regions with Sunspots. Locations Valid at 26/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2325 N04W94 057 0220 Hsx 03 01 Alpha 2327 S08W49 011 0060 Cso 05 03 Beta 2331 S10W59 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2180 Issue Time: 2015 Apr 26 1046 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2179 Begin Time: 2015 Apr 24 1555 UTC Yesterday Maximum 2MeV Flux: 1306 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: 2015 Apr 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 116 Issued at 0030Z on 26 Apr 2015 Report compiled from data received at SWO on 25 Apr I. Regions with Sunspots. Locations Valid at 25/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2324 N19W86 062 0010 Axx 01 01 Alpha 2325 N04W79 055 0220 Hsx 03 01 Alpha 2327 S10W37 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2179 Issue Time: 2015 Apr 25 1116 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 2178 Begin Time: 2015 Apr 24 1555 UTC Yesterday Maximum 2MeV Flux: 1182 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: 2015 Apr 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 115 Issued at 0030Z on 25 Apr 2015 Report compiled from data received at SWO on 24 Apr I. Regions with Sunspots. Locations Valid at 24/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2324 N19W72 061 0040 Hsx 02 01 Alpha 2325 N05W67 056 0160 Hsx 03 01 Alpha 2326 N19W96 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 2178 Issue Time: 2015 Apr 24 1612 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2015 Apr 24 1555 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: 2015 Apr 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 114 Issued at 0030Z on 24 Apr 2015 Report compiled from data received at SWO on 23 Apr I. Regions with Sunspots. Locations Valid at 23/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2321 N08W84 086 0030 Hsx 01 01 Alpha 2324 N19W59 061 0060 Hax 05 05 Alpha 2325 N05W52 ...Continue Reading

Space Weather News for April 23, 2015 http://spaceweather.com The Calbuco volcano in southern Chile erupted yesterday. Two blasts in 24 hours on April 22nd sent plumes of ash and sulfurous gas shooting at least 33,000 feet high. One of the eruptions occured at night and put on a spectacular display of rare and mysterious volcanic lightning. Visit http://spaceweather.com for a picture of the lightning and a discussion of its underlying physics. You are subscribed to the Space Weather mailing list, a free service of S ...Continue Reading