Propagation

Generate current expected HF coverage for a locator and band, with independent solar and geomagnetic context.

If you do not know your locator, you can find it in Maps.

Focus the map, use the arrow keys to pan and press Enter to read the estimated reliability at its center.

Estimated reliability. Contacts are not guaranteed. ≥90 %50–<90 %<50 %No estimate

More details and sources About this map

Coverage is an estimate based on ITU-R P.533 for the current hour. Actual conditions may vary.

The solar flux reading comes from NOAA SWPC; its indicative HF-radio interpretation uses an EA1REK editorial scale based on Eastern Massachusetts ARRL guidance.