HF Systems
FORECAST SOL: Moderate yellow MAG: Moderate yellow ION: Normal green
HomeHF SystemsGlobal HFHF ConditionsGlobal Propagation Saturday, Jul 27 2024 08:27 UT
Global HF

Global Propagation

Global Propagation Now

Updates: Every 60 minutes

(last updated 27 Jul 2024 08:25 UT)

HF Conditions For 27 07 24 0800UT Latitude Band Low mid high Normal Normal Fair-Normal

Global Propagation Summary

Updates: Every 24 hours

(last updated 26 Jul 2024 23:30 UT)

Latitude Band Date Low Middle High 26 Jul Normal Fair-normal Fair PCA Event : No event.

Global Propagation Forecast

Updates: Every 24 hours

(last updated 26 Jul 2024 23:30 UT)

Latitude Band Date Low Middle High 27 Jul Normal Fair-normal Fair 28 Jul Normal Fair-normal Fair 29 Jul Normal Fair-normal Fair COMMENT: HF radio communication conditions on UT day 26-Jul were mostly fair to normal, with fair conditions at high latitudes due to a mild increase in geomagnetic activity. HF radio communication conditions are expected to be be similar over 27-29 Jul, with mild degradations at times for middle to high latitudes particularly during local night hours. Isolated minor fadeouts are possible.

Geomagnetic Latitude Ranges:

  • Low: 0-20 degrees
  • Middle: 20-60 degrees
  • High: 60-90 degrees
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