Fire Cloud with a Pileus on Top   September 29, 2026 Natural Events   Latest Natural Event Images View the natural events archive Fire Cloud with a Pileus on Top Scientists captured rare observations of an ephemeral pileus cloud hovering over a smoke-infused cloud that rose above a wildfire in Montana.     NASA Earth Observatory Where every day is Earth day Visit science.nasa.gov/earth/earth-observatory Follow NASAEarth &n ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3748 Issue Time: 2026 Sep 29 0502 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3747 Begin Time: 2026 Sep 26 1535 UTC Yesterday Maximum 2MeV Flux: 4128 pfu Max time: 2026 Sep 28 1440 UTCThank 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 fo ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Sep 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 272 Issued at 0030Z on 29 Sep 2026 Report compiled from data received at SWO on 28 Sep I. Regions with Sunspots. Locations Valid at 28/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4535 N11W32 352 0040 Csi 07 12 Beta-Gamma 4536 N02W94 055 0100 Cso 07 03 Beta 4542 S19 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3747 Issue Time: 2026 Sep 28 0500 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3746 Begin Time: 2026 Sep 26 1535 UTC Yesterday Maximum 2MeV Flux: 3060 pfu Max time: 2026 Sep 27 1720 UTCThank 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 fo ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #26-37 2026 September 27 at 8:16 p.m. MDT (2026 September 28 0216 UTC) **** SPACE WEATHER OUTLOOK **** Summary For September 21-27 No space weather storms were observed during the summary period. Outlook For September 28-October 4 No space weather storms are expected during the outlook period. Data used to provide space weather services are contributed by NOAA, USAF ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Sep 28 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 271 Issued at 0030Z on 28 Sep 2026 Report compiled from data received at SWO on 27 Sep I. Regions with Sunspots. Locations Valid at 27/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4535 N11W19 353 0050 Dri 07 18 Beta 4536 N02W81 055 0100 Cso 07 03 Beta 4542 S19W21 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3746 Issue Time: 2026 Sep 27 0502 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3745 Begin Time: 2026 Sep 26 1535 UTC Yesterday Maximum 2MeV Flux: 1260 pfu Max time: 2026 Sep 26 1645 UTCThank 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 fo ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Sep 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 270 Issued at 0030Z on 27 Sep 2026 Report compiled from data received at SWO on 26 Sep I. Regions with Sunspots. Locations Valid at 26/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4533 S13W17 004 0010 Bxo 02 02 Beta 4534 N10W90 077 0020 Cro 05 04 Beta 4535 N11W06 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3745 Issue Time: 2026 Sep 26 1551 UTC ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Threshold Reached: 2026 Sep 26 1535 UTC Station: GOES-19 Comment: Thank 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 correspondence, as it is not monitored. For comments or help, please contact SW ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Sep 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 269 Issued at 0030Z on 26 Sep 2026 Report compiled from data received at SWO on 25 Sep I. Regions with Sunspots. Locations Valid at 25/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4533 S13W03 003 0010 Bxo 03 02 Beta 4534 N10W76 076 0030 Cro 05 08 Beta 4535 N12E10 ...Continue Reading