October 23rd 2017 PDT
The following sections have been updated in the past 7 days. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 1 new image) -- NORTHWEST PACIFIC BASIN TROPICAL CYCLONES (2017) More tropical cyclones emerge from the Northwest Pacific Basin each year than any other basin in the world. * Typhoon Lan (Image from Oct 20, 2017; Posted Oct 21, 2017) https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=91148&src=nha -------------------------------------- ...Continue Reading
October 23rd 2017 PDT
The following sections have been updated in the past 3 days. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 1 new image) -- NORTHWEST PACIFIC BASIN TROPICAL CYCLONES (2017) More tropical cyclones emerge from the Northwest Pacific Basin each year than any other basin in the world. * Typhoon Lan (Image from Oct 20, 2017; Posted Oct 21, 2017) https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=91148&src=nha -------------------------------------- ...Continue Reading
October 23rd 2017 PDT
Space Weather News for Oct. 23, 2017 http://spaceweather.com https://www.facebook.com/spaceweatherdotcom GEOMAGNETIC STORMS PREDICTED (G2-CLASS): A large hole has opened in the sun's atmosphere, and it is spewing a stream of solar wind toward Earth. Estimated time of arrival: Oct. 24th. First contact with the gaseous material is expected to produce minor G1-class geomagnetic storms, intensifying to moderately strong G2-class storms on Oct. 25th as Earth moves deeper into the stream. Arctic sky ...Continue Reading
October 22nd 2017 PDT
Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #17-43 2017 October 22 at 9:40 p.m. MDT (2017 October 23 0340 UTC) **** SPACE WEATHER OUTLOOK **** Summary For October 16-22 R1 (Minor) radio blackouts were observed on 20 October due to flare activity from active sunspot Region 2685. Outlook For October 23-29 G1 (Minor) geomagnetic storm levels are likely on 24-26 October with G2 (Moderate) levels likely on 25-26 Oct d ...Continue Reading
October 22nd 2017 PDT
:Product: Solar Region Summary :Issued: 2017 Oct 23 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 296 Issued at 0030Z on 23 Oct 2017 Report compiled from data received at SWO on 22 Oct I. Regions with Sunspots. Locations Valid at 22/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2685 S09E58 131 0070 Hax 02 03 Alpha IA. H-alpha Plages without Spots. Locations Valid at 22 ...Continue Reading
October 21st 2017 PDT
:Product: Solar Region Summary :Issued: 2017 Oct 22 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 295 Issued at 0030Z on 22 Oct 2017 Report compiled from data received at SWO on 21 Oct I. Regions with Sunspots. Locations Valid at 21/2400Z Nmbr Location Lo Area Z LL NN Mag Type 2685 S11E74 128 0050 Hax 02 01 Alpha IA. H-alpha Plages without Spots. Locations Valid at 21 ...Continue Reading
October 21st 2017 PDT
Space Weather Message Code: ALTEF3 Serial Number: 2688 Issue Time: 2017 Oct 21 1146 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2017 Oct 21 1130 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
October 20th 2017 PDT
:Product: Solar Region Summary :Issued: 2017 Oct 21 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 294 Issued at 0030Z on 21 Oct 2017 Report compiled from data received at SWO on 20 Oct I. Regions with Sunspots. Locations Valid at 20/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 20/2400Z Oct Nmbr Location Lo None ...Continue Reading
October 20th 2017 PDT
Space Weather News for Oct. 20, 2017 http://spaceweather.com https://www.facebook.com/spaceweatherdotcom METEORS FROM HALLEY'S COMET: Earth is entering a stream of debris from Halley's Comet, source of the annual Orionid meteor shower. Last night, NASA's network of all-sky meteor cameras detected 23 Orionid fireballs over the USA--a result of comet dust hitting the atmosphere at speeds exceeding 65 km/s (145,000 mph). Forecasters expect the shower to peak on Oct. 21-22 with as many as 25 meteo ...Continue Reading
October 19th 2017 PDT
:Product: Solar Region Summary :Issued: 2017 Oct 20 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 293 Issued at 0030Z on 20 Oct 2017 Report compiled from data received at SWO on 19 Oct I. Regions with Sunspots. Locations Valid at 19/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 19/2400Z Oct Nmbr Location Lo 2684 ...Continue Reading
This mailing list is announce-only.
Solar reports
Private list