Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #11- 13 2011 March 15 at 10:31 a.m. MDT (2011 March 15 1631 UTC) **** SPACE WEATHER OUTLOOK **** Summary For March 7-13 A category G1 (Minor) geomagnetic storm occurred on 11 March due to the mixed effects of a coronal hole high-speed stream and the arrival of a coronal mass ejection. A category S1 (Minor) solar radiation storm was observed from 8-10 March due to solar acti ...Continue Reading

:Product: Solar Region Summary :Issued: 2011 Mar 15 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 74 Issued at 0030Z on 15 Mar 2011 Report compiled from data received at SWO on 14 Mar I. Regions with Sunspots. Locations Valid at 14/2400Z Nmbr Location Lo Area Z LL NN Mag Type 1166 N09W78 091 0450 Dao 10 09 Beta-Gamma 1169 N18W47 060 0360 Dao 09 08 Beta-Gamma 117 ...Continue Reading

:Product: Solar Region Summary :Issued: 2011 Mar 14 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 73 Issued at 0030Z on 14 Mar 2011 Report compiled from data received at SWO on 13 Mar I. Regions with Sunspots. Locations Valid at 13/2400Z Nmbr Location Lo Area Z LL NN Mag Type 1166 N10W65 092 0640 Ekc 11 14 Beta-Gamma 1169 N20W34 060 0290 Cro 13 17 Beta 1172 N12E ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 1780 Issue Time: 2011 Mar 13 1510 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2011 Mar 13 1455 UTC Station: GOES13 NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/NOAAscalesThank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the Product Subscription Site. Please do not use the from address for corre ...Continue Reading

:Product: Solar Region Summary :Issued: 2011 Mar 13 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 72 Issued at 0030Z on 13 Mar 2011 Report compiled from data received at SWO on 12 Mar I. Regions with Sunspots. Locations Valid at 12/2400Z Nmbr Location Lo Area Z LL NN Mag Type 1166 N09W52 091 0770 Ekc 13 29 Beta-Gamma-Delta 1169 N19W22 061 0260 Ekc 13 17 Beta-Gamm ...Continue Reading

:Product: Solar Region Summary :Issued: 2011 Mar 12 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 71 Issued at 0030Z on 12 Mar 2011 Report compiled from data received at SWO on 11 Mar I. Regions with Sunspots. Locations Valid at 11/2400Z Nmbr Location Lo Area Z LL NN Mag Type 1166 N09W39 092 0690 Ekc 13 47 Beta-Gamma-Delta 1169 N20W09 062 0250 Eki 13 26 Beta-Gamm ...Continue Reading

Space Weather News for March 11, 2011 http://spaceweather.com AURORAS IN THE USA: A coronal mass ejection (CME) hit Earth's magnetic field on March 10th. The impact set off a G1-class geomagnetic storm and sent Northern Lights rippling over the US-Canadian border into states such as Wisconsin, Minnesota, and Michigan. Sky watchers who hadn't seen auroras in years captured beautiful photos of green and purple streamers. This is another sign that Solar Cycle 24 is heating up. Check http://spaceweather.com for photos ...Continue Reading

:Product: Solar Region Summary :Issued: 2011 Mar 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 70 Issued at 0030Z on 11 Mar 2011 Report compiled from data received at SWO on 10 Mar I. Regions with Sunspots. Locations Valid at 10/2400Z Nmbr Location Lo Area Z LL NN Mag Type 1166 N09W26 092 0750 Ekc 13 25 Beta-Gamma 1167 N12W66 131 0010 Bxo 03 02 Beta 1169 N20E ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #11- 12 2011 March 10 at 11:09 a.m. MST (2011 March 10 1809 UTC) **** SPACE WEATHER OUTLOOK **** Summary For February 28-March 06 Category R1 (Minor) radio blackouts were observed on 01 March due to flare activity from active Region 1164. Outlook For March 09-15 Isolated R1 (Minor) radiation storms are possible through 15 March. Data used to provide space weather servi ...Continue Reading

Space Weather News for March 10, 2011 http://spaceweather.com X-CLASS SOLAR FLARE: March 9th ended with a powerful solar flare. Less than an hour before midnight (UT), Earth-orbiting satellites detected an X1.5-class explosion from behemoth sunspot 1166. First-look data suggest that the blast did hurl some material toward Earth. Check spaceweather.com for movies of the flare and updates on its possible effects. SOLAR FLARE ALERTS: Would you like a call when the next X-flare erupts? Sign up for Spaceweather PHON ...Continue Reading