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FORECAST SOL: Disturbed red MAG: Moderate yellow ION: Disturbed red
HomeProducts and ServicesClient SupportSFO ArincDaily HAP Charts Monday, Jan 19 2026 03:48 UT
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Daily HAP Charts

These are Daily Area Predictions of communication frequencies for the present day and are based on ASWFC average maps of the ionosphere.

Follow the steps below to obtain your daily HAP charts.

Step 1: Select a Location

Step 2: Select a Universal Time (UT) Period

Step 3: Display HAP Chart or Clear selections

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