D Region Absorption Predictions (D-RAP)

SOARS - Explanation of Data

D-layer Absorption

HamClock

Understanding HF Propagation: Predict, Tutorial, Apps, Tools

D-region Absorption Prediction (D-Rap) (credited to Space Weather monitor)

D Region Absorption Predictions (D-RAP) NOAA / NWS Space Weather Prediction Center

D-region Absorption Prediction (D-Rap) (credited to Space Weather monitor)

Northern Hemisphere Aurora Forecast

3.3 Current Conditions