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
07/31/2022 75.0 28 155 75.0 34.00 167 76.0 34.00 169 71.0 32.00 155 70.0 24.00 146
08/01/2022 75.0 32 160 76.0 34.00 168 75.0 34.00 169 72.0 32.00 155 73.0 32.00 154
08/02/2022 73.0 33 161 74.0 33.00 168 76.0 35.00 169 71.0 30.00 154 73.0 32.00 154
08/03/2022 75.0 32 161 74.0 34.00 169 75.0 34.00 168 70.0 30.00 154 74.0 32.00 155
08/04/2022 73.0 30 163 75.0 32.00 171 74.0 32.00 170 71.0 31.00 153 71.0 26.00 157
08/05/2022 75.0 33 166 76.0 35.00 173 76.0 34.00 170 71.0 32.00 151 74.0 32.00 162
08/06/2022 73.0 33 165 74.0 34.00 170 73.0 34.00 168 72.0 31.00 148 74.0 32.00 160
08/07/2022 73.0 33 162 73.0 34.00 168 73.0 34.00 168 70.0 30.00 143 74.0 33.00 154
08/08/2022 75.0 34 161 75.0 36.00 169 75.0 36.00 168 70.0 29.00 139 74.0 34.00 148
08/09/2022 73.0 33 154 74.0 34.00 165 73.0 32.00 162 70.0 29.00 140 72.0 31.00 137
08/10/2022 73.0 32 149 74.0 32.00 164 73.0 32.00 162 70.0 29.00 140 74.0 30.00 136
08/11/2022 73.0 30 151 73.0 32.00 168 75.0 34.00 167 70.0 26.00 141 69.0 26.00 134
08/12/2022 73.0 32 151 75.0 35.00 172 74.0 34.00 169 71.0 26.00 148 68.0 27.00 134
08/13/2022 64.0 27 141 71.0 32.00 166 68.0 30.00 167 72.0 30.00 155 62.0 23.00 126
08/14/2022 66.0 28 140 70.0 33.00 162 69.0 32.00 165 70.0 29.00 153 68.0 30.00 126
08/15/2022 72.0 34 140 75.0 36.00 159 75.0 37.00 162 77.0 34.00 160 71.0 30.00 152 71.0 28.00 120
08/16/2022 69.0 30 137 74.0 36.00 155 74.0 36.00 157 75.0 36.00 156 74.0 33.00 150 69.0 26.00 119
08/17/2022 68.0 22 137 73.0 29.00 151 74.0 32.00 153 75.0 34.00 152 73.0 33.00 145 65.0 19.00 121
08/18/2022 65.0 26 143 70.0 28.00 153 69.0 28.00 151 72.0 28.00 146 72.0 28.00 141 63.0 23.00 128
08/19/2022 67.0 28 145 71.0 30.00 155 69.0 29.00 151 72.0 28.00 147 72.0 28.00 142 64.0 24.00 131
08/20/2022 69.0 31 145 72.0 32.00 155 71.0 32.00 151 72.0 30.00 148 72.0 28.00 143 66.0 27.00 132
08/21/2022 70.0 30 140 73.0 32.00 153 73.0 32.00 146 73.0 32.00 146 71.0 28.00 144 70.0 28.00 130
08/22/2022 70.0 28 137 74.0 31.00 151 74.0 30.00 142 73.0 28.00 142 71.0 29.00 144 69.0 26.00 127
08/23/2022 69.0 28 136 73.0 30.00 150 71.0 28.00 140 73.0 29.00 142 71.0 29.00 143 69.0 26.00 126
08/24/2022 69.0 28 135 72.0 30.00 150 72.0 29.00 140 73.0 29.00 142 71.0 29.00 142 68.0 25.00 126
08/25/2022 67.0 26 133 71.0 30.00 150 70.0 27.00 139 72.0 28.00 142 71.0 29.00 142 67.0 25.00 125
08/26/2022 67.0 27 133 71.0 30.00 150 70.0 28.00 140 72.0 28.00 143 71.0 28.00 142 67.0 25.00 122

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.