Conditions, updated twice an hour
Is the trail muddy today?
Crushed limestone drains fast, so a passing shower rarely matters. Sustained rain soaks in and leaves soft, tire‑sucking miles, worst in the shaded bottomland. We total hourly rainfall at fifteen points along the corridor and grade each one.
The next seven days
Grade is the forecast rain against the same thresholds. Pick a day to load it into the planner.Fifteen points along 240 miles
Open‑Meteo hourly precipitation, rolled up 24, 48, and 72 hours. Sample valuesMissouri River gauges
The trail runs the bottoms for most of its length. When the river climbs toward flood stage, low sections go under and the park closes stretches regardless of rain.
Gauge
Height
Flood at
Status
Gage heights from USGS instantaneous values. Flood stage from the National Water Prediction Service.
How the grades work
Grades are estimates for planning, not official trail status. Always check
Missouri State Parks advisories
for closures.