HF Systems
FORECAST SOL: Normal green MAG: Normal green ION: Normal green
HomeHF SystemsGlobal HFHF ConditionsGlobal Propagation Monday, Jul 07 2025 19:43 UT
Global HF

Global Propagation

Global Propagation Now

Updates: Every 60 minutes

(last updated 07 Jul 2025 19:40 UT)

HF Conditions For 07 07 25 1900UT Latitude Band Low mid high Normal Normal Fair-Normal

Global Propagation Summary

Updates: Every 24 hours

(last updated 06 Jul 2025 23:32 UT)

Latitude Band Date Low Middle High 06 Jul Fair Normal-fair Normal-fair PCA Event : No event.

Global Propagation Forecast

Updates: Every 24 hours

(last updated 06 Jul 2025 23:32 UT)

Latitude Band Date Low Middle High 07 Jul Normal-fair Normal-fair Normal-fair 08 Jul Normal Normal Normal-fair 09 Jul Normal-fair Normal-fair Normal-fair COMMENT: HF radio propagation conditions on UT day 6-Jul were normal to mildly degraded due to ongoing coronal hole effects. HF radio propagation conditions are expected to be mostly normal to mildly degraded on 7-Jul, trending to more normal on 8-Jul, then possibly becoming degraded late on 9-Jul due to further coronal hole effects.

Geomagnetic Latitude Ranges:

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