SRUS45 KTFX 181800 RRMTFX Hydrologic Observations National Weather Service Great Falls MT 1200 PM MDT Mon May 18 2026 .A X4731114 0518 Z DH1759/DVH24/PPV 0.59"LAT=47.32511|LON=-111.475|MT|CASCADE|7 SSE ULM|TRAINED SPOTTER" $$