Maps: System

Weather Systems

Time period

Current Front
Mon Afternoon
Mon Overnight
Tue

These maps show the national view of where active weather systems currently are and where they're expected to move. These systems include: high & low pressure, cold & warm fronts, troughs, and jet stream.

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Did you know?

The Perseid meteor shower has been observed for about 2,000 years, with the earliest information coming from the Far East. Catholics sometimes refer to the Perseids as the "tears of St. Lawrence" since August 10 is the date of that saint's martyrdom.