HF Systems
FORECAST SOL: Moderate yellow MAG: Moderate yellow ION: Moderate yellow
HomeHF SystemsGlobal HFHF ConditionsGlobal Propagation Wednesday, Jul 09 2025 03:43 UT
Global HF

Global Propagation

Global Propagation Now

Updates: Every 60 minutes

(last updated 09 Jul 2025 03:40 UT)

HF Conditions For 09 07 25 0300UT Latitude Band Low mid high Normal Normal Fair-Normal

Global Propagation Summary

Updates: Every 24 hours

(last updated 08 Jul 2025 23:32 UT)

Latitude Band Date Low Middle High 08 Jul Normal Fair-normal Fair PCA Event : No event.

Global Propagation Forecast

Updates: Every 24 hours

(last updated 08 Jul 2025 23:32 UT)

Latitude Band Date Low Middle High 09 Jul Normal Normal-fair Fair 10 Jul Normal Normal-fair Normal-fair 11 Jul Normal Normal-fair Normal-fair COMMENT: HF radio propagation conditions on UT day 8-Jul were fair to normal. HF radio propagation conditions are expected to be fair to normal over 9-11 Jul, with fair conditions for high latitudes. Geomagnetic 27 day recurrence patterns indicating degraded HF conditions are likely during for middle to high latitudes during the interval 8-9 Jul have so far failed to eventuate. Isolated minor shortwave fadeouts are possible.

Geomagnetic Latitude Ranges:

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