High Yield Ag Solutions

Hybrid Corn Planting Forecast

Guide: OK to plant corn when 5-Day GDU Accumulation greater than or equal to 40 and GDU are trending up. Careful with minimum temperatures below 50 (highlighted in yellow).
Clarksdale, MS Greenwood, MS Leland, MS Yazoo City, MS Bainbridge, GA Newport, AR
Date Low Temp (F) GDU 5 Day GDU Accumulation Low Temp (F) GDU 5 Day GDU Accumulation Low Temp (F) GDU 5 Day GDU Accumulation Low Temp (F) GDU 5 Day GDU Accumulation Low Temp (F) GDU 5 Day GDU Accumulation Low Temp (F) GDU 5 Day GDU Accumulation
01/05/2025 36.0 7 7 40.0 10.00 10 35.0 8.00 8 46.0 8.00 17 32.0 0.00 0
01/06/2025 28.0 0 0 31.0 0.00 0 29.0 0.00 0 34.0 9.00 10 23.0 0.00 0
01/07/2025 29.0 0 0 31.0 0.00 0 29.0 0.00 0 31.0 0.00 1 24.0 0.00 0
01/08/2025 25.0 0 2 24.0 0.00 4 23.0 0.00 2 30.0 0.00 3 19.0 0.00 0
01/09/2025 23.0 0 2 21.0 0.00 4 21.0 0.00 2 28.0 0.00 3 19.0 0.00 0
01/10/2025 32.0 0 3 35.0 0.00 6 33.0 0.00 2 38.0 1.00 7 28.0 0.00 0
01/11/2025 28.0 0 4 29.0 0.00 10 28.0 0.00 4 28.0 0.00 12 18.0 0.00 0
01/12/2025 30.0 2 9 27.0 4.00 16 27.0 2.00 10 27.0 2.00 20 22.0 0.00 5
01/13/2025 30.0 0 9 28.0 0.00 18 30.0 0.00 10 36.0 0.00 26 28.0 0.00 8
01/14/2025 27.0 1 11 25.0 2.00 24 24.0 0.00 14 34.0 4.00 36 26.0 0.00 8
01/15/2025 30.0 1 10 27.0 4.00 22 27.0 2.00 14 40.0 6.00 39 27.0 0.00 8
01/16/2025 34.0 5 9 28.0 6.00 18 27.0 6.00 12 38.0 8.00 33 29.0 5.00 8
01/17/2025 36.0 2 4 31.0 6.00 12 34.0 2.00 6 35.0 8.00 25 32.0 3.00 3
01/18/2025 34.0 2 2 40.0 6.00 6 39.0 4.00 4 51.0 10.00 17 29.0 0.00 0
01/19/2025 23.0 0 0 22.0 0.00 0 23.0 0.00 0 20.0 0.00 0 33.0 7.00 7 16.0 0.00 0
01/20/2025 15.0 0 0 20.0 0.00 0 20.0 0.00 0 21.0 0.00 0 28.0 0.00 0 10.0 0.00 0
01/21/2025 18.0 0 2 18.0 0.00 4 20.0 0.00 3 21.0 0.00 4 27.0 0.00 0 17.0 0.00 0
01/22/2025 16.0 0 4 17.0 0.00 10 18.0 0.00 7 15.0 0.00 11 18.0 0.00 5 16.0 0.00 0
01/23/2025 24.0 0 4 23.0 0.00 14 25.0 0.00 9 22.0 0.00 17 20.0 0.00 14 23.0 0.00 0
01/24/2025 27.0 0 6 27.0 0.00 19 27.0 0.00 12 27.0 0.00 23 23.0 0.00 22 25.0 0.00 0
01/25/2025 32.0 2 6 32.0 4.00 23 32.0 3.00 14 29.0 4.00 27 22.0 0.00 31 31.0 0.00 0
01/26/2025 44.0 2 4 46.0 6.00 21 46.0 4.00 11 46.0 7.00 26 29.0 5.00 37 40.0 0.00 0
01/27/2025 42.0 0 2 46.0 4.00 19 45.0 2.00 9 48.0 6.00 24 42.0 9.00 39 35.0 0.00 0
01/28/2025 38.0 2 4 40.0 5.00 20 40.0 3.00 11 42.0 6.00 24 44.0 8.00 37 34.0 0.00 0
01/29/2025 39.0 0 5 42.0 4.00 21 41.0 2.00 12 44.0 4.00 24 42.0 9.00 37 35.0 0.00 0
01/30/2025 37.0 0 8 42.0 2.00 23 40.0 0.00 14 44.0 3.00 27 46.0 6.00 36 33.0 0.00 2
01/31/2025 37.0 0 11 41.0 4.00 27 39.0 2.00 18 42.0 5.00 31 44.0 7.00 38 34.0 0.00 4

This table shows the five-day forward looking GDU accumulation for previous and forecast weather observations. The GDU accumulation is for a row in the table and includes the next 4 days. Researchers recommend that when a location receives more than 40 accumulated GDUs hybrid corn can be planted. High Yield Ag Solutions and KTS Wireless do not warrant the success of any recommendation. Absolutely no warranties are made regarding the success of these recommendations for any particular purpose. User expressly assumes the risk of all factors, including but not limited to acts of God, drought, wind and rain damage, crop disease, and the like, which may affect these recommendations.