Tract 42, AZ Weather Maps
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Issued: 1008 PM MST Fri Aug 14 2026
...A trough was centered just off the California coast with high pressure centered over the southern United States Friday afternoon. The southerly flow between these two pressure systems continued to pull monsoon moisture northward. Northwest Arizona was seeing the most activity resulting from being closer to cooler mid-level temperatures and weak upward motion. The main observation through the early afternoon was generally fast moving storm cells locally training in spots across north...