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
07/02/2024 66.0 30 168 69.0 33.00 183 68.0 32.00 179 76.0 32.00 171 63.0 28.00 162
07/03/2024 73.0 36 168 78.0 39.00 182 75.0 39.00 177 75.0 33.00 173 73.0 36.00 162
07/04/2024 79.0 37 166 80.0 39.00 181 80.0 40.00 172 77.0 36.00 175 78.0 38.00 156
07/05/2024 77.0 34 155 79.0 38.00 171 78.0 36.00 159 76.0 36.00 172 72.0 32.00 140
07/06/2024 72.0 31 149 74.0 34.00 163 73.0 32.00 151 76.0 34.00 168 69.0 28.00 134
07/07/2024 68.0 30 146 72.0 32.00 160 69.0 30.00 147 77.0 34.00 166 66.0 28.00 136
07/08/2024 77.0 34 148 81.0 38.00 162 77.0 34.00 147 76.0 35.00 165 73.0 30.00 139
07/09/2024 70.0 26 148 72.0 29.00 159 69.0 27.00 145 76.0 33.00 164 67.0 22.00 141
07/10/2024 66.0 28 156 68.0 30.00 165 65.0 28.00 152 77.0 32.00 167 64.0 26.00 152
07/11/2024 64.0 28 164 67.0 31.00 171 64.0 28.00 160 72.0 32.00 169 70.0 30.00 160
07/12/2024 70.0 32 172 71.0 34.00 176 67.0 30.00 168 72.0 33.00 171 71.0 31.00 162
07/13/2024 72.0 34 172 73.0 35.00 178 69.0 32.00 174 74.0 34.00 172 72.0 32.00 157
07/14/2024 75.0 34 166 76.0 35.00 173 75.0 34.00 170 75.0 36.00 170 74.0 33.00 151
07/15/2024 75.0 36 158 75.0 36.00 166 74.0 36.00 164 76.0 34.00 164 74.0 34.00 140
07/16/2024 77.0 36 148 78.0 36.00 158 75.0 36.00 156 76.0 36.00 157 75.0 34.00 160 71.0 32.00 128
07/17/2024 74.0 32 140 78.0 36.00 152 76.0 36.00 150 77.0 36.00 150 76.0 34.00 157 71.0 26.00 120
07/18/2024 71.0 28 133 73.0 30.00 144 73.0 28.00 142 75.0 31.00 142 74.0 32.00 154 69.0 26.00 118
07/19/2024 67.0 26 131 70.0 28.00 143 70.0 28.00 142 71.0 26.00 141 72.0 30.00 152 62.0 22.00 116
07/20/2024 64.0 26 133 69.0 28.00 144 68.0 28.00 144 71.0 28.00 145 72.0 30.00 152 61.0 22.00 120
07/21/2024 68.0 28 135 71.0 30.00 146 70.0 30.00 146 71.0 29.00 146 72.0 31.00 152 64.0 24.00 124
07/22/2024 68.0 25 137 71.0 28.00 146 71.0 28.00 148 72.0 28.00 147 72.0 31.00 153 67.0 24.00 128
07/23/2024 68.0 26 142 71.0 29.00 150 70.0 28.00 152 72.0 30.00 151 73.0 30.00 154 67.0 24.00 132
07/24/2024 68.0 28 147 71.0 29.00 153 71.0 30.00 157 72.0 30.00 152 73.0 30.00 156 67.0 26.00 138
07/25/2024 69.0 28 151 71.0 30.00 157 72.0 30.00 161 72.0 29.00 155 72.0 30.00 159 68.0 26.00 143
07/26/2024 70.0 30 155 72.0 30.00 161 72.0 32.00 167 73.0 30.00 160 72.0 32.00 162 69.0 28.00 149
07/27/2024 69.0 30 159 72.0 32.00 167 72.0 32.00 173 73.0 32.00 165 73.0 32.00 164 69.0 28.00 153
07/28/2024 71.0 31 163 73.0 32.00 171 73.0 33.00 179 73.0 31.00 168 74.0 32.00 166 70.0 30.00 157

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.