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URLhttps://www.swpc.noaa.gov/
Last Crawled2026-04-13 20:32:32 (8 hours ago)
First Indexed2017-01-25 04:00:53 (9 years ago)
HTTP Status Code200
Meta TitleHomepage | NOAA / NWS Space Weather Prediction Center
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NOAA Scales Space Weather Conditions 24-Hour Observed Maximums R no data S no data G no data Latest Observed R no data S no data G no data R1-R2 -- R3-R5 -- S1 or greater -- G no data R1-R2 -- R3-R5 -- S1 or greater -- G no data R1-R2 -- R3-R5 -- S1 or greater -- G no data R no data S no data G no data Current Space Weather Conditions HF Radio: Weak or minor degradation of HF radio communication on sunlit side, occasional loss of radio contact. Navigation: Low-frequency navigation signals degraded for brief intervals. More about the NOAA Space Weather Scales Space Weather Summary Solar Wind Speed: km/sec Solar Wind Magnetic Fields: Bt nT, Bz nT Noon 10.7cm Radio Flux: sfu Slider The Sun (EUV) The Aurora Coronal Mass Ejections GOES X-Ray Flux GOES Proton Flux Planetary K Index Updated Time: NOAA Scales Geomagnetic Storms Kp Kp = 5 (G1) Kp = 6 (G2) Kp = 7 (G3) Kp = 8, 9- (G4) Kp = 9o (G5)
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[Skip to main content](https://www.swpc.noaa.gov/#main-content) ## NOAA Logo [![National Oceanic and Atmospheric Administration logo](https://www.swpc.noaa.gov/sites/all/themes/swx/noaa_logo.svg)](http://www.noaa.gov/ "Click to proceed to the National Oceanic and Atmospheric Administration's web site.") ## NWS Logo [![National Weather Service logo](https://www.swpc.noaa.gov/sites/all/themes/swx/nws_logo.svg)](http://www.weather.gov/ "Click to proceed to the National Weather Service's web site.") ## Organizations Space Weather Prediction Center National Oceanic and Atmospheric Administration Monday, April 13, 2026 17:08:56 ## Main menu - [Home](https://www.swpc.noaa.gov/) - [About Space Weather](https://www.swpc.noaa.gov/about-space-weather "Learn about the basics of space weather.") - [Impacts](https://www.swpc.noaa.gov/impacts) - [Electric Power Transmission](https://www.swpc.noaa.gov/impacts/electric-power-transmission) - [GPS Systems](https://www.swpc.noaa.gov/impacts/space-weather-and-gps-systems) - [HF Radio Communications](https://www.swpc.noaa.gov/impacts/hf-radio-communications) - [Satellite Communications](https://www.swpc.noaa.gov/impacts/satellite-communications) - [Satellite Drag](https://www.swpc.noaa.gov/impacts/satellite-drag) - [Partners and Stakeholders](https://www.swpc.noaa.gov/about-space-weather/partners-and-stakeholders) - [Commercial Service Providers](https://www.swpc.noaa.gov/content/commercial-service-providers) - [Federal Agencies](https://www.swpc.noaa.gov/content/federal-agencies) - [International Organizations](https://www.swpc.noaa.gov/content/international-organizations) - [International Service Providers](https://www.swpc.noaa.gov/content/international-service-providers) - [Space Weather Research](https://www.swpc.noaa.gov/content/space-weather-research) - [Phenomena](https://www.swpc.noaa.gov/phenomena "Learn about various space weather phenomena.") - [Aurora](https://www.swpc.noaa.gov/phenomena/aurora) - [Coronal Holes](https://www.swpc.noaa.gov/phenomena/coronal-holes) - [Coronal Mass Ejections](https://www.swpc.noaa.gov/phenomena/coronal-mass-ejections) - [Earth's Magnetosphere](https://www.swpc.noaa.gov/phenomena/earths-magnetosphere) - [F10.7 cm Radio Emissions](https://www.swpc.noaa.gov/phenomena/f107-cm-radio-emissions) - [Galactic Cosmic Rays](https://www.swpc.noaa.gov/phenomena/galactic-cosmic-rays) - [Geomagnetic Storms](https://www.swpc.noaa.gov/phenomena/geomagnetic-storms) - [Ionosphere](https://www.swpc.noaa.gov/phenomena/ionosphere) - [Ionospheric Scintillation](https://www.swpc.noaa.gov/phenomena/ionospheric-scintillation) - [Radiation Belts](https://www.swpc.noaa.gov/phenomena/radiation-belts) - [Solar EUV Irradiance](https://www.swpc.noaa.gov/phenomena/solar-euv-irradiance) - [Solar Flares (Radio Blackouts)](https://www.swpc.noaa.gov/phenomena/solar-flares-radio-blackouts) - [Solar Radiation Storm](https://www.swpc.noaa.gov/phenomena/solar-radiation-storm) - [Solar Wind](https://www.swpc.noaa.gov/phenomena/solar-wind) - [Sunspots/Solar Cycle](https://www.swpc.noaa.gov/phenomena/sunspotssolar-cycle) - [Total Electron Content](https://www.swpc.noaa.gov/phenomena/total-electron-content) - [Additional Info](https://www.swpc.noaa.gov/about-space-weather/additional-info "Additional Info") - [NOAA Space Weather Scales](https://www.swpc.noaa.gov/noaa-scales-explanation "NOAA Scales Explanation page") - [Customer Needs & Requirements Study](https://www.swpc.noaa.gov/sites/default/files/images/FINAL%20SWPC%20User%20Needs%20Report-1.pdf "Customer Needs & Requirements Study") - [Products and Data](https://www.swpc.noaa.gov/products-and-data "Access our myriad of space weather products and data.") - [Forecasts](https://www.swpc.noaa.gov/forecasts) - [27-Day Outlook of 10.7 cm Radio Flux and Geomagnetic Indices](https://www.swpc.noaa.gov/products/27-day-outlook-107-cm-radio-flux-and-geomagnetic-indices) - [3-Day Forecast](https://www.swpc.noaa.gov/products/3-day-forecast) - [3-Day Geomagnetic Forecast](https://www.swpc.noaa.gov/products/3-day-geomagnetic-forecast) - [Forecast Discussion](https://www.swpc.noaa.gov/products/forecast-discussion) - [Predicted Sunspot Numbers and Radio Flux](https://www.swpc.noaa.gov/products/predicted-sunspot-number-and-radio-flux) - [Report and Forecast of Solar and Geophysical Activity](https://www.swpc.noaa.gov/products/report-and-forecast-solar-and-geophysical-activity) - [Solar Cycle Progression](https://www.swpc.noaa.gov/products/solar-cycle-progression "A page detailing the solar cycle progression.") - [Space Weather Advisory Outlook](https://www.swpc.noaa.gov/products/space-weather-advisory-outlook "Issued every Monday, provides general descriptions of conditions during the past week and an outlook for the next 7 days") - [45-Day Ap and F10.7cm Flux Forecast](https://www.swpc.noaa.gov/products/45-day-forecast) - [Weekly Highlights and 27-Day Forecast](https://www.swpc.noaa.gov/products/weekly-highlights-and-27-day-forecast) - [Reports](https://www.swpc.noaa.gov/reports) - [Forecast Verification](https://www.swpc.noaa.gov/content/forecast-verification) - [Geoalert - Alerts, Analysis and Forecast Codes](https://www.swpc.noaa.gov/products/geoalert-alerts-analysis-and-forecast-codes) - [Geophysical Alert](https://www.swpc.noaa.gov/products/geophysical-alert-wwv-text) - [Solar and Geophysical Event Reports](https://www.swpc.noaa.gov/products/solar-and-geophysical-event-reports) - [Models](https://www.swpc.noaa.gov/models) - [Aurora - 30 Minute Forecast](https://www.swpc.noaa.gov/products/aurora-30-minute-forecast "OVATION Aurora Forecast Model") - [D Region Absorption Predictions (D-RAP)](https://www.swpc.noaa.gov/products/d-region-absorption-predictions-d-rap) - [Geoelectric Field Models (US Canada 1D & 3D EMTF CONUS)](https://www.swpc.noaa.gov/products/geoelectric-field-models-1-minute "Geoelectric Field Models (US Canada 1D & 3D EMTF CONUS)") - [Geospace Geomagnetic Activity Plot](https://www.swpc.noaa.gov/products/geospace-geomagnetic-activity-plot) - [Geospace Ground Magnetic Perturbation Maps](https://www.swpc.noaa.gov/products/geospace-ground-magnetic-perturbation-maps) - [Geospace Magnetosphere Movies](https://www.swpc.noaa.gov/products/geospace-magnetosphere-movies) - [GloTEC](https://www.swpc.noaa.gov/products/glotec "GloTEC") - [Relativistic Electron Forecast Model](https://www.swpc.noaa.gov/products/relativistic-electron-forecast-model) - [SEAESRT](https://www.swpc.noaa.gov/products/seaesrt "Space Environmental Anomalies Expert System, Real-Time (SEAESRT)") - [STORM Time Empirical Ionospheric Correction](https://www.swpc.noaa.gov/products/storm-time-empirical-ionospheric-correction) - [WSA-Enlil Solar Wind Prediction](https://www.swpc.noaa.gov/products/wsa-enlil-solar-wind-prediction) - [WAM-IPE](https://www.swpc.noaa.gov/products/wam-ipe "WAM-IPE Animations") - [Observations](https://www.swpc.noaa.gov/observations) - [Boulder Magnetometer](https://www.swpc.noaa.gov/products/boulder-magnetometer) - [Coronagraph](https://www.swpc.noaa.gov/products/coronagraph "Coronagraph") - [GOES Electron Flux](https://www.swpc.noaa.gov/products/goes-electron-flux) - [GOES Magnetometer](https://www.swpc.noaa.gov/products/goes-magnetometer) - [GOES Proton Flux](https://www.swpc.noaa.gov/products/goes-proton-flux) - [GOES Solar Ultraviolet Imager (SUVI)](https://www.swpc.noaa.gov/products/goes-solar-ultraviolet-imager-suvi "GOES Solar Ultraviolet Imager (SUVI)") - [GOES X-ray Flux](https://www.swpc.noaa.gov/products/goes-x-ray-flux) - [LASCO Coronagraph](https://www.swpc.noaa.gov/products/lasco-coronagraph) - [Planetary K-index](https://www.swpc.noaa.gov/products/planetary-k-index) - [Real Time Solar Wind](https://www.swpc.noaa.gov/products/real-time-solar-wind) - [Satellite Environment](https://www.swpc.noaa.gov/products/satellite-environment) - [Solar Synoptic Map](https://www.swpc.noaa.gov/products/solar-synoptic-map) - [Space Weather Overview](https://www.swpc.noaa.gov/products/space-weather-overview) - [Station K and A Indices](https://www.swpc.noaa.gov/products/station-k-and-indices) - [Summaries](https://www.swpc.noaa.gov/summaries) - [Solar & Geophysical Activity Summary](https://www.swpc.noaa.gov/products/solar-and-geophysical-activity-summary) - [Solar Region Summary](https://www.swpc.noaa.gov/products/solar-region-summary) - [Summary of Space Weather Observations](https://www.swpc.noaa.gov/products/summary-space-weather-observations) - [Alerts, Watches and Warnings](https://www.swpc.noaa.gov/alerts-watches-and-warnings) - [Alerts, Watches and Warnings](https://www.swpc.noaa.gov/products/alerts-watches-and-warnings "Alerts, Watches and Warnings") - [Notifications Timeline](https://www.swpc.noaa.gov/products/notifications-timeline) - [Experimental](https://www.swpc.noaa.gov/experimental) - [ACE Real-Time Solar Wind](https://www.swpc.noaa.gov/products/ace-real-time-solar-wind) - [Aurora Viewline for Tonight and Tomorrow Night](https://www.swpc.noaa.gov/products/aurora-viewline-tonight-and-tomorrow-night-experimental " Aurora Viewline for Tonight and Tomorrow Night") - [International Civil Aviation Organization (ICAO) Space Weather Advisory](https://www.swpc.noaa.gov/products/icao-space-weather-advisories "International Civil Aviation Organization (ICAO) Space Weather Advisory (experimental)") - [Solar TErrestrial RElations Observatory (STEREO)](https://www.swpc.noaa.gov/products/solar-terrestrial-relations-observatory-stereo "STEREO plots") - [Data Access](https://www.swpc.noaa.gov/content/data-access "The data access section.") - [Archived Space Weather Products](https://www.ncei.noaa.gov/products/space-weather "Archived Space Weather Products") - [Archived SWPC Reports, forecasts, summaries, models, and non-noaa observations](https://www.ncei.noaa.gov/products/space-weather/partners/swpc-products-and-data%20 "Archived SWPC Reports, forecasts, summaries, models, and non-noaa observations") - [Dashboards](https://www.swpc.noaa.gov/dashboards "Groupings of various products geared to specific industries.") - [Aurora](https://www.swpc.noaa.gov/communities/aurora-dashboard-experimental) - [Aviation](https://www.swpc.noaa.gov/communities/aviation-community-dashboard) - [Electric Power](https://www.swpc.noaa.gov/communities/electric-power-community-dashboard) - [Emergency Management](https://www.swpc.noaa.gov/communities/emergency-management) - [Global Positioning System](https://www.swpc.noaa.gov/communities/global-positioning-system-gps-community-dashboard) - [Radio](https://www.swpc.noaa.gov/communities/radio-communications) - [Satellites](https://www.swpc.noaa.gov/communities/satellites) - [Space Weather Enthusiasts Dashboard](https://www.swpc.noaa.gov/communities/space-weather-enthusiasts-dashboard "The space weather enthusiasts dashboard.") - [Media and Resources](https://www.swpc.noaa.gov/media-and-resources "Access to media resources.") - [Education and Outreach](https://www.swpc.noaa.gov/content/education-and-outreach) - [Glossary](https://www.swpc.noaa.gov/content/space-weather-glossary "The Space Weather Glossary") - [News Archive](https://www.swpc.noaa.gov/news-archive) - [Newsroom](https://www.swpc.noaa.gov/content/newsroom) - [Testbed](https://testbed.spaceweather.gov/ "The Space Weather Prediction Testbed is a Research-to-Operations-to-Research (R2O2R) partnership led by the Space Weather Prediction Center.") - [Subscribe](https://www.swpc.noaa.gov/content/subscription-services "Learn about and access the email based Product Subscription Service (PSS).") - [Workshop](https://www.swpc.noaa.gov/content/annual-meeting "Space Weather Workshop") - [Feedback](https://www.swpc.noaa.gov/content/contact-us "Please, provide us with your constructive feedback.") ## NOAA Scales https://services.swpc.noaa.gov [![minimize icon](https://www.swpc.noaa.gov/sites/all/modules/custom/swx_noaa_scales/minimize.svg)](https://www.swpc.noaa.gov/ "minimize") Space Weather Conditions on [NOAA Scales](https://www.swpc.noaa.gov/noaa-scales-explanation) 24-Hour Observed Maximums R no data S no data G no data Latest Observed R no data S no data G no data | | | |---|---| | R1-R2 | \-- | | R3-R5 | \-- | | | | |---|---| | S1 or greater | \-- | G no data | | | |---|---| | R1-R2 | \-- | | R3-R5 | \-- | | | | |---|---| | S1 or greater | \-- | G no data | | | |---|---| | R1-R2 | \-- | | R3-R5 | \-- | | | | |---|---| | S1 or greater | \-- | G no data [![maximize icon](https://www.swpc.noaa.gov/sites/all/modules/custom/swx_noaa_scales/maximize.svg)](https://www.swpc.noaa.gov/ "maximize") R no data S no data G no data Current Space Weather Conditions on [NOAA Scales](https://www.swpc.noaa.gov/noaa-scales-explanation) R1 (Minor) Radio Blackout Impacts [![close](https://www.swpc.noaa.gov/sites/all/themes/swx/images/close_icon.svg)](https://www.swpc.noaa.gov/ "close") HF Radio: Weak or minor degradation of HF radio communication on sunlit side, occasional loss of radio contact. Navigation: Low-frequency navigation signals degraded for brief intervals. [More about the NOAA Space Weather Scales](https://www.swpc.noaa.gov/noaa-scales-explanation) ## Space Weather Summary - Solar Wind Speed: km/sec - Solar Wind Magnetic Fields: Bt nT, Bz nT - Noon 10.7cm Radio Flux: sfu ## Slider [![CCOR-1 Captures Comet C/2026 A1](https://www.swpc.noaa.gov/sites/default/files/styles/pad_sides_medium/public/top_news/Comet%20C-2026%20A1%20%28MAPS%29%20Post_7Apr2026.png?itok=rrQm9cSa)](https://www.swpc.noaa.gov/news/ccor-1-captures-comet-c2026-a1) [![Aurora Timeline Viewer Product Unavailable Until Further Notice](https://www.swpc.noaa.gov/sites/default/files/styles/pad_sides_medium/public/top_news/Aurora%20Timeline%20Viewer%20Product%20Down%20Notice%20-%203%20Apr%202026.png?itok=wyK0Mtce)](https://www.swpc.noaa.gov/news/aurora-timeline-viewer-product-unavailable-until-further-notice) [![Registration Open for 2026 Space Weather Workshop](https://www.swpc.noaa.gov/sites/default/files/styles/pad_sides_medium/public/top_news/SWPC%20DSS%20Builder%20Announcement9Feb2026_0.png?itok=IfnYo1pW)](https://www.swpc.noaa.gov/news/registration-open-2026-space-weather-workshop) [![Eclipse Season for GOES Satellites is Here](https://www.swpc.noaa.gov/sites/default/files/styles/pad_sides_medium/public/top_news/EarthshineTNstory10Mar2026.png?itok=IlG9eg_W)](https://www.swpc.noaa.gov/news/eclipse-season-goes-satellites-here) [CCOR-1 Captures Comet C/2026 A1](https://www.swpc.noaa.gov/news/ccor-1-captures-comet-c2026-a1) published: [Tuesday, April 07, 2026 13:31 UTC](https://www.swpc.noaa.gov/#slideshow-0) [Comet C/2026 A1 (MAPS) entered the NOAA CCOR-1 instrument field of view over the weekend.](https://www.swpc.noaa.gov/#slideshow-0) [Aurora Timeline Viewer Product Unavailable Until Further Notice](https://www.swpc.noaa.gov/news/aurora-timeline-viewer-product-unavailable-until-further-notice) published: [Friday, April 03, 2026 17:58 UTC](https://www.swpc.noaa.gov/#slideshow-1) While the Aurora Timeline Viewer Product is unavailable, please refer to the official and operational [3-Day Forecast](https://www.swpc.noaa.gov/products/3-day-forecast). [Registration Open for 2026 Space Weather Workshop](https://www.swpc.noaa.gov/news/registration-open-2026-space-weather-workshop) published: [Wednesday, March 18, 2026 13:32 UTC](https://www.swpc.noaa.gov/#slideshow-2) [The 2026 Space Weather Workshop will be held in person along with a virtual component, April 27th - May 1st, 2026 in Boulder, CO at the Embassy Suites by Hilton Boulder.](https://www.swpc.noaa.gov/#slideshow-2) [Eclipse Season for GOES Satellites is Here](https://www.swpc.noaa.gov/news/eclipse-season-goes-satellites-here) published: [Tuesday, March 10, 2026 14:54 UTC](https://www.swpc.noaa.gov/#slideshow-3) [It's that time of year known as eclipse season for NOAA GOES satellites.](https://www.swpc.noaa.gov/#slideshow-3) ## Serving Essential Space Weather Communities Serving Essential Space Weather Communities - [Aurora](https://www.swpc.noaa.gov/communities/aurora-dashboard-experimental) - [Aviation](https://www.swpc.noaa.gov/communities/aviation-community-dashboard) - [Electric Power](https://www.swpc.noaa.gov/communities/electric-power-community-dashboard) - [Emergency Management](https://www.swpc.noaa.gov/communities/emergency-management) - [Global Positioning System (GPS)](https://www.swpc.noaa.gov/communities/global-positioning-system-gps-community-dashboard) - [Radio Communications](https://www.swpc.noaa.gov/communities/radio-communications) - [Satellites](https://www.swpc.noaa.gov/communities/satellites) - [Space Weather Enthusiasts](https://www.swpc.noaa.gov/communities/space-weather-enthusiasts-dashboard) | | | | |---|---|---| | The Sun (EUV) 094Å 131Å 171Å 195Å 284Å 304Å Thematic ![Solar Ultraviolet Image 195 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/195/latest.png) ![Solar Ultraviolet Image 94 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/094/latest.png) ![Solar Ultraviolet Image 131 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/131/latest.png) ![Solar Ultraviolet Image 171 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/171/latest.png) ![Solar Ultraviolet Image 284 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/284/latest.png) ![Solar Ultraviolet Image 304 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/304/latest.png) ![Solar Ultraviolet Image Thematic Map](https://services.swpc.noaa.gov/images/animations/suvi/primary/map/latest.png) | The Aurora Northern Hemisphere Southern Hemisphere ![Aurora ovation plot](https://services.swpc.noaa.gov/images/animations/ovation/north/latest.jpg) ![South Auroral Forecast Image](https://services.swpc.noaa.gov/images/animations/ovation/south/latest.jpg) | Coronal Mass Ejections GOES-19 CCOR-1 LASCO C2 LASCO C3 ![CCOR-1 Coronagraph Image](https://services.swpc.noaa.gov/images/animations/ccor1/latest.jpg) ![LASCO C2 Coronagraph Image](https://services.swpc.noaa.gov/images/animations/lasco-c2/latest.jpg) ![LASCO C3 Coronagraph Image](https://services.swpc.noaa.gov/images/animations/lasco-c3/latest.jpg) | | | | | | | | |---|---|---|---|---|---| | GOES X-Ray Flux | GOES Proton Flux | | | | | | Kp | Kp = 5 (G1) | Kp = 6 (G2) | Kp = 7 (G3) | Kp = 8, 9- (G4) | Kp = 9o (G5) | ## DAP - temp Head Section [![YouTube Logo](https://www.swpc.noaa.gov/sites/default/files/images/thumb_yt_icon_white_digital.png)](https://www.youtube.com/@NWSSWPC "Follow us on YouTube") [![Facebook Logo](https://www.swpc.noaa.gov/sites/default/files/images/Facebook_Logo_Secondary.png)](https://www.facebook.com/NWSSWPC "Visit us on Facebook.") [![X Logo](https://www.swpc.noaa.gov/sites/default/files/images/thumb_logo-white.png)](https://x.com/NWSSWPC "Follow us on X.") [![USA.gov Logo](https://www.swpc.noaa.gov/sites/default/files/usagov_logo.svg)](http://www.usa.gov/ "Click to open USA.gov in a new tab.") [National Oceanic and Atmospheric Administration](http://www.noaa.gov/) [National Weather Service](http://www.weather.gov/) [National Centers for Environmental Prediction](http://www.ncep.noaa.gov/) Space Weather Prediction Center 325 Broadway, Boulder CO 80305 [Disclaimer](http://www.weather.gov/disclaimer) [Privacy Policy](http://www.weather.gov/privacy) [About NOAA's National Weather Service](http://www.weather.gov/about) [Careers in Weather](http://www.weather.gov/careers) ## Large Footer Menu - [Home](https://www.swpc.noaa.gov/) - [About Space Weather](https://www.swpc.noaa.gov/about-space-weather "Learn about the basics of space weather.") - [Impacts](https://www.swpc.noaa.gov/impacts) - [Electric Power Transmission](https://www.swpc.noaa.gov/impacts/electric-power-transmission) - [GPS Systems](https://www.swpc.noaa.gov/impacts/space-weather-and-gps-systems) - [HF Radio Communications](https://www.swpc.noaa.gov/impacts/hf-radio-communications) - [Satellite Communications](https://www.swpc.noaa.gov/impacts/satellite-communications) - 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Readable Markdown
## NOAA Scales [![minimize icon](https://www.swpc.noaa.gov/sites/all/modules/custom/swx_noaa_scales/minimize.svg)](https://www.swpc.noaa.gov/ "minimize") Space Weather Conditions 24-Hour Observed Maximums R no data S no data G no data Latest Observed R no data S no data G no data | | | |---|---| | R1-R2 | \-- | | R3-R5 | \-- | | | | |---|---| | S1 or greater | \-- | G no data | | | |---|---| | R1-R2 | \-- | | R3-R5 | \-- | | | | |---|---| | S1 or greater | \-- | G no data | | | |---|---| | R1-R2 | \-- | | R3-R5 | \-- | | | | |---|---| | S1 or greater | \-- | G no data [![maximize icon](https://www.swpc.noaa.gov/sites/all/modules/custom/swx_noaa_scales/maximize.svg)](https://www.swpc.noaa.gov/ "maximize") R no data S no data G no data Current Space Weather Conditions HF Radio: Weak or minor degradation of HF radio communication on sunlit side, occasional loss of radio contact. Navigation: Low-frequency navigation signals degraded for brief intervals. [More about the NOAA Space Weather Scales](https://www.swpc.noaa.gov/noaa-scales-explanation) ## Space Weather Summary - Solar Wind Speed: km/sec - Solar Wind Magnetic Fields: Bt nT, Bz nT - Noon 10.7cm Radio Flux: sfu ## Slider [![CCOR-1 Captures Comet C/2026 A1](https://www.swpc.noaa.gov/sites/default/files/styles/pad_sides_medium/public/top_news/Comet%20C-2026%20A1%20%28MAPS%29%20Post_7Apr2026.png?itok=rrQm9cSa)](https://www.swpc.noaa.gov/news/ccor-1-captures-comet-c2026-a1) [![Aurora Timeline Viewer Product Unavailable Until Further Notice](https://www.swpc.noaa.gov/sites/default/files/styles/pad_sides_medium/public/top_news/Aurora%20Timeline%20Viewer%20Product%20Down%20Notice%20-%203%20Apr%202026.png?itok=wyK0Mtce)](https://www.swpc.noaa.gov/news/aurora-timeline-viewer-product-unavailable-until-further-notice) [![Registration Open for 2026 Space Weather Workshop](https://www.swpc.noaa.gov/sites/default/files/styles/pad_sides_medium/public/top_news/SWPC%20DSS%20Builder%20Announcement9Feb2026_0.png?itok=IfnYo1pW)](https://www.swpc.noaa.gov/news/registration-open-2026-space-weather-workshop) [![Eclipse Season for GOES Satellites is Here](https://www.swpc.noaa.gov/sites/default/files/styles/pad_sides_medium/public/top_news/EarthshineTNstory10Mar2026.png?itok=IlG9eg_W)](https://www.swpc.noaa.gov/news/eclipse-season-goes-satellites-here) | | | | |---|---|---| | The Sun (EUV) ![Solar Ultraviolet Image 195 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/195/latest.png) ![Solar Ultraviolet Image 94 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/094/latest.png) ![Solar Ultraviolet Image 131 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/131/latest.png) ![Solar Ultraviolet Image 171 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/171/latest.png) ![Solar Ultraviolet Image 284 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/284/latest.png) ![Solar Ultraviolet Image 304 Å (Angstrom)](https://services.swpc.noaa.gov/images/animations/suvi/primary/304/latest.png) ![Solar Ultraviolet Image Thematic Map](https://services.swpc.noaa.gov/images/animations/suvi/primary/map/latest.png) | The Aurora ![Aurora ovation plot](https://services.swpc.noaa.gov/images/animations/ovation/north/latest.jpg) ![South Auroral Forecast Image](https://services.swpc.noaa.gov/images/animations/ovation/south/latest.jpg) | Coronal Mass Ejections ![CCOR-1 Coronagraph Image](https://services.swpc.noaa.gov/images/animations/ccor1/latest.jpg) ![LASCO C2 Coronagraph Image](https://services.swpc.noaa.gov/images/animations/lasco-c2/latest.jpg) ![LASCO C3 Coronagraph Image](https://services.swpc.noaa.gov/images/animations/lasco-c3/latest.jpg) | | | | | | | | |---|---|---|---|---|---| | GOES X-Ray Flux | GOES Proton Flux | | | | | | Kp | Kp = 5 (G1) | Kp = 6 (G2) | Kp = 7 (G3) | Kp = 8, 9- (G4) | Kp = 9o (G5) |
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