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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, May 02, 2025 04:40:51

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NOAA Scales mini

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Space Weather Conditions
on NOAA Scales
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
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R
no data
S
no data
G
no data
Current Space Weather Conditions
on NOAA Scales
R1 (Minor) Radio Blackout Impacts
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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

Products

27-Day Outlook of 10.7 cm Radio Flux and Geomagnetic Indices
3-Day Forecast
3-Day Geomagnetic Forecast
ACE Ground Station Tracking Plots
ACE Real-Time Solar Wind
Alerts, Watches and Warnings
Aurora - 30 Minute Forecast
Aurora Viewline for Tonight and Tomorrow Night (Experimental)
Boulder Magnetometer
CCOR-1 Coronagraph - Experimental
Clone of Coronagraph product tabbed - experimental
Coronagraph
CTIPe Total Electron Content Forecast
D Region Absorption Predictions (D-RAP)
DSCOVR Schedule Tracking
Electric Power Community Dashboard - Experimental
Forecast Discussion
Geoalert - Alerts, Analysis and Forecast Codes
Geoelectric Field 1- minute
Geoelectric Field 1-Minute (Empirical EMTF - 3D Model)
Geoelectric Field Models (US Canada 1D & 3D EMTF CONUS)
Geophysical Alert - WWV text
Geospace Geomagnetic Activity Plot
Geospace Ground Magnetic Perturbation Maps
Geospace Magnetosphere Movies
GloTEC
GOES Electron Flux
GOES Magnetometer
GOES Proton Flux
GOES Solar Ultraviolet Imager (SUVI)
GOES X-ray Flux
International Civil Aviation Organization (ICAO) Space Weather Advisory (experimental)
LASCO Coronagraph
North American Total Electron Content
North American Total Electron Content (US Region)
Notifications Timeline
Planetary K-index
Planetary K-Index Dashboard Test
Predicted Sunspot Number And Radio Flux
Real Time Solar Wind
Regional Geoelectric 1D-3D statistical comparisions
Relativistic Electron Forecast Model
Report and Forecast of Solar and Geophysical Activity
Satellite Environment
Satellite Environment Test
SEAESRT
Solar and Geophysical Activity Summary
Solar and Geophysical Event Reports
Solar Cycle Progression
Solar Region Summary
Solar Synoptic Map
Solar TErrestrial RElations Observatory (STEREO)
Space Weather Advisory Outlook
Space Weather Overview
Station K and A Indices
STORM Time Empirical Ionospheric Correction
Summary of Space Weather Observations
U.S. Total Electron Content
USAF 45-Day Ap and F10.7cm Flux Forecast
USAF Magnetometer Analysis
WAM-IPE
WAM-IPE-Unadvertised
Weekly Highlights and 27-Day Forecast
WSA-ENLIL Solar Wind Prediction