:Product: Solar Region Summary :Issued: 2025 Nov 19 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 323 Issued at 0030Z on 19 Nov 2025 Report compiled from data received at SWO on 18 Nov I. Regions with Sunspots. Locations Valid at 18/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4283 S19W38 184 0010 Axx 01 01 Alpha 4284 S07W32 178 0130 Dai ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 Nov 18 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 322 Issued at 0030Z on 18 Nov 2025 Report compiled from data received at SWO on 17 Nov I. Regions with Sunspots. Locations Valid at 17/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4279 S12W48 207 0010 Axx 01 01 Alpha 4283 S19W24 183 0010 Axx ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #25-42 2025 November 16 at 8:10 p.m. MST (2025 November 17 0310 UTC) **** SPACE WEATHER OUTLOOK **** Summary For November 10-16 R1 (Minor) radio blackouts were observed on 10, 11, 14 and 16 Nov. R2 (Moderate) radio blackouts were observed on 10, 11 and 14 Nov. R3 (Strong) radio blackouts were observed on 10, 11 and 14 Nov. S1 (Minor) proton storms were obser ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 Nov 17 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 321 Issued at 0030Z on 17 Nov 2025 Report compiled from data received at SWO on 16 Nov I. Regions with Sunspots. Locations Valid at 16/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4277 S06W72 244 0010 Axx 02 01 Alpha 4279 S12W35 207 0010 Hrx ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 Nov 16 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 320 Issued at 0030Z on 16 Nov 2025 Report compiled from data received at SWO on 15 Nov I. Regions with Sunspots. Locations Valid at 15/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4274 N25W88 273 0570 Ekc 11 06 Beta-Gamma-Delta 4275 N07W93 278 ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 Nov 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 319 Issued at 0030Z on 15 Nov 2025 Report compiled from data received at SWO on 14 Nov I. Regions with Sunspots. Locations Valid at 14/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4274 N24W78 276 0700 Ekc 12 13 Beta-Gamma-Delta 4275 N08W79 277 ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 Nov 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 318 Issued at 0030Z on 14 Nov 2025 Report compiled from data received at SWO on 13 Nov I. Regions with Sunspots. Locations Valid at 13/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4274 N24W64 276 0800 Ekc 12 15 Beta-Gamma-Delta 4275 N08W64 276 ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 Nov 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 317 Issued at 0030Z on 13 Nov 2025 Report compiled from data received at SWO on 12 Nov I. Regions with Sunspots. Locations Valid at 12/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4272 N22W67 292 0010 Axx 01 01 Alpha 4274 N24W51 276 1000 Ekc ...Continue Reading

Space Weather Message Code: WARPC0 Serial Number: 120 Issue Time: 2025 Nov 12 2354 UTC EXTENDED WARNING: Proton 100MeV Integral Flux above 1pfu expected Extension to Serial Number: 119 Valid From: 2025 Nov 11 1028 UTC Now Valid Until: 2025 Nov 13 0600 UTC Warning Condition: Persistence NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: An enhancement in the energetic portion of the solar radiation spectrum may indicate incr ...Continue Reading

Space Weather Message Code: WATA99 Serial Number: 12 Issue Time: 2025 Nov 12 1805 UTC WATCH: Geomagnetic Storm Category G4 or Greater Predicted Highest Storm Level Predicted by Day: Nov 13: G4 (Severe) Nov 14: G1 (Minor) Nov 15: None (Below G1) THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 45 degrees Geomagnetic Latitude. Induced ...Continue Reading