D Region Absorption Predictions (D-RAP)

Understanding HF Propagation: Predict, Tutorial, Apps, Tools

PROTONS ARE RAINING DOWN ON EARTH: An S2-class radiation storm is underway following today's strong X3.4-class solar flare, described below. Energetic

Long duration M2.1 solar flare erupts from Region 2415, CME produced - The Watchers

Frontiers Investigating the effect of large solar flares on the ionosphere based on novel Digisonde data comparing three different methods

Dawn Marie Müller on X: And, as a reminder, read *all five* tabs under the D-RAP graphics display: Usage / X

Massive explosion on the sun causes blackouts near Australia and Asia - as NOAA shows a 45% chance of radio disruptions in coming days

Sun releases significant Solar Flare causing Radio Blackouts: What it is, how it looks and more - Times of India

Land Use And Community Development

Solar Flares, Space X Launch over California and Arizona visible to millions, and Instagram has so graciously offered to let me post 15 l

THREE MAJOR SOLAR FLARES: Are These To Blame For The Cellular Outages?, Weather Blog

D-Region Absorption Prediction Product (D-RAP) Archive National Centers for Environmental Information (NCEI)

ACP - Measurement report: The Palau Atmospheric Observatory and its ozonesonde record – continuous monitoring of tropospheric composition and dynamics in the tropical western Pacific

Daily Issues (08_D3) Atmosphere Discipline Team Imager Products

SPARC - Solar Indices and Space Weather

K6NLX Amateur Radio Station