Don’t get burned by wet hay!

Check for the danger signals:

  • 150°F: Hay enters the danger zone. Start checking with a hay probe now.
  • 160°F: Danger! Check temperature and inspect mow daily.
  • 175°F: Anticipate hot spots or fire pockets. The danger of spontaneous combustion is rapidly increasing. Check temperature every four hours. Stop all ventilation in the mow. Call the fire department for standby service. Also call your insurance agent.
  • 185°F: Remove hot hay now! Fire department must be ready to put out fire that may occur when the hot hay is exposed to air. Move hay away from buildings with tractor or bulldozer.
  • 210°F: The critical stage Hay is almost sure to ignite.

Wet Hay

Don’t get burned by wet hay!

Check for the danger signals:

  • 150°F: Hay enters the danger zone. Start checking with a hay probe now.
  • 160°F: Danger! Check temperature and inspect mow daily.
  • 175°F: Anticipate hot spots or fire pockets. The danger of spontaneous combustion is rapidly increasing. Check temperature every four hours. Stop all ventilation in the mow. Call the fire department for standby service. Also call your insurance agent.
  • 185°F: Remove hot hay now! Fire department must be ready to put out fire that may occur when the hot hay is exposed to air. Move hay away from buildings with tractor or bulldozer.
  • 210°F: The critical stage Hay is almost sure to ignite.
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