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National Oceanic and Atmospheric Administration

Wednesday, June 11, 2025 05:40:02 UTC

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NOAA Scales mini

R1 (Minor) Radio Blackout Impacts
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HF Radio: Weak or minor degradation of HF radio communication on sunlit side, occasional loss of radio contact.
Navigation: Low-frequency navigation signals degraded for brief intervals.
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APS Migration Complete, Return Scheduled for Monday, 15 May

APS Migration Complete, Return Scheduled for Monday, 15 May
published: Wednesday, May 17, 2017 19:40 UTC

The transfer of operations to our off-site backup system was completed successfully today (Monday, May 8, 2017).

Users likely experienced brief intermittent outages while systems were transferred over and will again when we transition back to Boulder on Monday, May 15th. Stay tuned to our website for the latest information on this migration.