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NOAA soil profile

Versailles soil profile.

Hourly soil temperature and moisture at five measured depths.

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Air temperature—Hourly average
Relative humidity—Reference station
Hourly precipitation—Measured amount
Solar radiation—Incoming energy

Current depth profile

Temperature below the surface

5 cm
Seed-zone surfaceMoisture —
—soil temperature
10 cm
Shallow root zoneMoisture —
—soil temperature
20 cm
Root-zone bridgeMoisture —
—soil temperature
50 cm
Deep root zoneMoisture —
—soil temperature
100 cm
Seasonal storage layerMoisture —
—soil temperature
5 cm temperature trend—
Recent observationsHourly

Recent history

Hourly depth comparison

ObservedAir5 cm10 cm20 cm50 cm100 cm
Use as regional context, not a field prescription.

Soil type, cover, drainage, and management can make nearby fields behave differently. Use this reference alongside local extension guidance and direct measurements.

Open NOAA source documentation