Discover the latest from NASA Earth Science   March 31, 2026 Weekly News   Latest Images of the Day View the Image of the Day archive Seeing Blue During Schirmacher’s Summer Melt Season A network of meltwater lakes and drainage channels made an Antarctic ice shelf known for its blue ice areas even bluer. Fires Tear Through Nebraska Grasslands Dry, warm, and windy conditions across the U.S. Great Plains led to extreme fire activity in ...Continue Reading

Fires Tear Through Nebraska Grasslands   March 31, 2026 Natural Events   Latest Natural Event Images View the natural events archive Fires Tear Through Nebraska Grasslands Dry, warm, and windy conditions across the U.S. Great Plains led to extreme fire activity in March 2026.     NASA Earth Observatory Where every day is Earth day Visit science.nasa.gov/earth/earth-observatory Follow NASAEarth       ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3662 Issue Time: 2026 Mar 31 1454 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3661 Begin Time: 2026 Mar 22 1430 UTC Yesterday Maximum 2MeV Flux: 1358 pfu 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 subscription or updat ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Mar 31 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 90 Issued at 0030Z on 31 Mar 2026 Report compiled from data received at SWO on 30 Mar I. Regions with Sunspots. Locations Valid at 30/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4399 S16W37 244 0050 Cso 05 02 Beta 4401 N25W39 246 0115 Eao 11 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3661 Issue Time: 2026 Mar 30 0742 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3660 Begin Time: 2026 Mar 22 1430 UTC Yesterday Maximum 2MeV Flux: 3755 pfu 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 subscription or updat ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #26-13 2026 March 29 at 8:38 p.m. MDT (2026 March 30 0238 UTC) **** SPACE WEATHER OUTLOOK **** Summary For March 23-29 G1 (Minor) geomagnetic storms were observed on 23 and 25 March. R1 (Minor) radio blackouts were observed on 26 and 28 March. No other significant space weather was observed. Outlook For March 30-April 5 G1 (Minor) geomagnetic storms are likely ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Mar 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 89 Issued at 0030Z on 30 Mar 2026 Report compiled from data received at SWO on 29 Mar I. Regions with Sunspots. Locations Valid at 29/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4399 S17W26 246 0050 Hsx 05 01 Alpha 4401 N25W27 247 0150 Eai 1 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3660 Issue Time: 2026 Mar 29 1247 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3659 Begin Time: 2026 Mar 22 1430 UTC Yesterday Maximum 2MeV Flux: 1596 pfu 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 subscription or updat ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Mar 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 88 Issued at 0030Z on 29 Mar 2026 Report compiled from data received at SWO on 28 Mar I. Regions with Sunspots. Locations Valid at 28/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4399 S17W13 246 0080 Hsx 02 02 Alpha 4401 N25W15 248 0350 Ekc 1 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3659 Issue Time: 2026 Mar 28 1455 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3658 Begin Time: 2026 Mar 22 1430 UTC Yesterday Maximum 2MeV Flux: 12785 pfu 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 subscription or upda ...Continue Reading