The latest from NASA's Earth Observatory (30 April 2019) ------------------------------------------------------------------------ New Features: https://earthobservatory.nasa.gov/Features/ * EO On This Day https://earthobservatory.nasa.gov/on-this-day?src=eoa-features In honor of our 20th anniversary, we offer a selection of some of the most beautiful, newsworthy, interesting, and scientifically important images from the past 20 years — one for each day of the calendar year. -------------------- Latest Images: htt ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 1 new image) -- TROPICAL CYCLONES IN THE INDIAN OCEAN Most tropical cyclone activity in this basin tends to occur between late October and May. * Tropical Cyclone Fani (Image from May 1, 2019; Posted May 1, 2019) https://earthobservatory.nasa.gov/images/144987/tropical-cyclone-fani/?src=nha ------------------------------------------------------- ...Continue Reading

:Product: Solar Region Summary :Issued: 2019 May 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 121 Issued at 0030Z on 01 May 2019 Report compiled from data received at SWO on 30 Apr 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 Apr Nmbr Location Lo None ...Continue Reading

Space Weather News for April 30, 2019 http://spaceweather.com https://www.spaceweatheralerts.com NAKED EYE SPRITE STORMS: Increasing levels of cosmic rays may be boosting upper atmospheric lightning. This week, experienced observers in the US Great Plains report seeing sprites with the naked eye. Normally too fleeting to catch without a camera, the exotic red forms are being spotted by some people looking over the top edges of towering thunderheads. Visit today's edition of Spaceweather.com f ...Continue Reading

The following sections have been updated in the past 7 days. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 2 new images) -- TROPICAL CYCLONES IN THE SOUTHWEST INDIAN OCEAN Most tropical cyclone activity in this basin tends to occur between late October and May. * Kenneth Nearing Landfall in Mozambique (Image from Apr 25, 2019; Posted Apr 25, 2019) https://earthobservatory.nasa.gov/images/144963/kenneth-nearing-landfall-in-mozambique/?src=nha * Moza ...Continue Reading

:Product: Solar Region Summary :Issued: 2019 Apr 30 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 120 Issued at 0030Z on 30 Apr 2019 Report compiled from data received at SWO on 29 Apr I. Regions with Sunspots. Locations Valid at 29/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 29/2400Z Apr Nmbr Location Lo None ...Continue Reading

On April 29, 1999, NASA Earth Observatory (EO) started delivering science stories and imagery to the public through the Internet. So much has changed in those 20 years… In 1999, all EO readers came to us through a computer, mostly desktops. One third of them were connecting via dial-up modem. Today, about 40 percent of our audience arrives to the website via mobile phones and tablets on public wifi and cellular networks. The technology of science and the Internet has changed in a generation, and our site has e ...Continue Reading

On April 29, 1999, NASA Earth Observatory (EO) started delivering science stories and imagery to the public through the Internet. So much has changed in those 20 years… In 1999, all EO readers came to us through a computer, mostly desktops. One third of them were connecting via dial-up modem. Today, about 40 percent of our audience arrives to the website via mobile phones and tablets on public wifi and cellular networks. The technology of science and the Internet has changed in a generation, and our site has e ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #19-17 2019 April 28 at 8:21 p.m. MDT (2019 April 29 0221 UTC) **** SPACE WEATHER OUTLOOK **** Summary For April 22-28 No space weather storms were observed during the summary period. Outlook For April 29-May 5 No space weather storms are expected during the outlook period. Data used to provide space weather services are contributed by NOAA, USAF, NASA, NSF, USGS, t ...Continue Reading

:Product: Solar Region Summary :Issued: 2019 Apr 29 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 119 Issued at 0030Z on 29 Apr 2019 Report compiled from data received at SWO on 28 Apr I. Regions with Sunspots. Locations Valid at 28/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 28/2400Z Apr Nmbr Location Lo None ...Continue Reading