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Ohio State University Extension

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Weather Conditions

C.O.R.N. Newsletter Articles

  1. A frosty Darke County morning. Photo credit: Sam Custer
    Author(s): Aaron Wilson

    Climate Summary

    Issue: 2025-37
  2. Sudan Grass
    Author(s): Emma Matcham

    While most of the state will continue to have moderate fall temperatures this week, there are a few regions with frost risk on Thursday morning. This means it’s time for our annual sorghum species prussic acid reminders.

    What is prussic acid?

    Issue: 2025-34
  3. Author(s): Aaron Wilson

    Climate Summary

    Issue: 2025-14
  4. Hot, Dry Weather
    Author(s): Aaron Wilson , Author(s): Geddy Davis

    Temperatures

    Issue: 2025-03
  5. Author(s): Osler Ortez , Author(s): Alexander Lindsey , Author(s): Aaron Wilson

    With corn planting nearly completed and most fields emerged across the state, active growth is now taking place (Figure 1). The current forecast shows a lack of rain for the week together with warm temperatures which can be conducive to crop stress in some fields. It is expected (and has been observed) that many fields are still okay given good soil moisture levels below the surface from past rains. The corn water use rate before the 12-leaf stage (<V12) is estimated at <0.20 inches per day.

    Issue: 2024-19
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