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Firewood Moisture Content Converter

Enter a moisture meter reading to convert between wet basis and dry basis firewood moisture content, with a burn-readiness note. Runs entirely in your browser.

🔒 This tool runs entirely in your browser. Your files are never uploaded to a server.

Example

Firewood Moisture Content Converter

Sample: wet basis 28% reading

Example shown — replace it with your own moisture meter reading.

28% (wet basis)

Result

Dry basis: ~38.9% · Ready to burn (target: below 20% wet basis)

How it works

  1. Enter your moisture meter reading.
  2. Select whether it's a wet basis or dry basis reading.
  3. Get the converted value and a burn-readiness note.

The method

The standard wet-basis to dry-basis moisture conversion formula is applied, then compared against common firewood burn-readiness thresholds.

FAQ

What's the difference between wet basis and dry basis moisture?

Wet basis measures water weight as a percentage of the wood's total (wet) weight, the reading most moisture meters give; dry basis measures water weight as a percentage of the wood's dry weight — the two scales diverge more at higher moisture levels.

What moisture level is considered ready to burn?

Most seasoned firewood is considered ready to burn around 15-20% moisture on a wet basis — wood above that tends to smoke more and burn less efficiently.

Which basis do most moisture meters display?

Most consumer firewood moisture meters display wet basis readings by default, which is why converting to dry basis is useful for comparing against some scientific references.

How we compare

FeatureOnline Tool StoreMoisture meter manualManual formula calculation
No software installYesYesYes
Quick to startYesSearch requiredSlow
Free to useYesFreeFree

For a quick conversion right after taking a reading, this beats digging up the formula each time.

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