MAV MOS PROB. OF PRECIP. OCCURRENCE IN A 3-H PERIOD (%)
Valid 0000 UTC Monday (Sunday Evening)
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00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

PROB. OF PRECIP. OCCURRENCE IN A 3-H PERIOD: The probability that precipitation of any form (liquid, freezing, or frozen) and any intensity (trace or any amount) will fall in a three-hour period ending at the specified hour.