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FAA Figure 19: Low-Level Significant Weather (SIGWX) Prognostic Charts
Low-level significant weather prognostic charts (12/24-hour) with symbology.
Source: Airman Knowledge Testing Supplement for Sport Pilot, Recreational Pilot, Remote Pilot, and Private Pilot (FAA-CT-8080-2) — U.S. Government work — public domain (17 U.S.C. §105). Charts are not to scale and not for navigation.