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
09/16/2020 70.0 28 121 71.0 28.00 118 71.0 30.00 130 73.0 26.00 116 65.0 26.00 95
09/17/2020 68.0 28 115 61.0 26.00 112 67.0 29.00 120 71.0 25.00 109 67.0 25.00 85
09/18/2020 66.0 25 105 59.0 22.00 105 65.0 26.00 109 70.0 27.00 102 56.0 16.00 72
09/19/2020 55.0 18 94 58.0 18.00 99 58.0 20.00 99 67.0 22.00 99 51.0 12.00 66
09/20/2020 59.0 22 90 62.0 24.00 97 62.0 25.00 95 62.0 16.00 101 52.0 16.00 65
09/21/2020 61.0 22 88 62.0 22.00 92 62.0 20.00 90 64.0 19.00 113 52.0 16.00 65
09/22/2020 64.0 18 86 63.0 19.00 90 62.0 18.00 91 60.0 18.00 120 60.0 12.00 67
09/23/2020 63.0 14 92 63.0 16.00 95 64.0 16.00 97 65.0 24.00 125 59.0 10.00 75
09/24/2020 61.0 14 94 62.0 16.00 92 64.0 16.00 97 68.0 24.00 129 57.0 11.00 79
09/25/2020 66.0 20 92 65.0 19.00 89 65.0 20.00 95 72.0 28.00 119 59.0 16.00 78
09/26/2020 64.0 20 89 63.0 20.00 86 64.0 21.00 92 67.0 26.00 97 58.0 18.00 78
09/29/2020 50.0 12 28

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.