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
05/04/2022 61.0 22 97 67.0 28.00 112 68.0 29.00 119 67.0 27.00 128 54.0 10.00 63
05/05/2022 64.0 24 103 66.0 26.00 114 66.0 26.00 122 67.0 30.00 123 58.0 11.00 79
05/06/2022 63.0 18 111 61.0 20.00 116 63.0 21.00 130 69.0 25.00 114 57.0 14.00 97
05/07/2022 57.0 15 123 57.0 18.00 126 59.0 20.00 141 64.0 24.00 111 52.0 12.00 113
05/08/2022 55.0 18 142 54.0 20.00 141 59.0 23.00 155 59.0 22.00 113 54.0 16.00 132
05/09/2022 68.0 28 152 71.0 30.00 147 74.0 32.00 162 61.0 22.00 115 66.0 26.00 144
05/10/2022 73.0 32 150 70.0 28.00 144 75.0 34.00 158 57.0 21.00 117 70.0 29.00 144
05/11/2022 68.0 30 146 66.0 30.00 144 69.0 32.00 154 57.0 22.00 122 68.0 30.00 141
05/12/2022 72.0 34 140 71.0 33.00 140 71.0 34.00 148 62.0 26.00 128 69.0 31.00 133
05/13/2022 68.0 28 126 66.0 26.00 131 69.0 30.00 138 64.0 24.00 133 67.0 28.00 122
05/14/2022 66.0 26 128 66.0 27.00 135 68.0 28.00 138 63.0 24.00 139 66.0 26.00 120
05/15/2022 66.0 28 130 67.0 28.00 142 68.0 30.00 142 66.0 26.00 143 64.0 26.00 122
05/16/2022 66.0 24 132 66.0 26.00 144 66.0 26.00 142 66.0 28.00 147 63.0 22.00 126
05/17/2022 59.0 20 138 62.0 24.00 149 60.0 24.00 148 69.0 31.00 147 57.0 20.00 134
05/18/2022 66.0 30 136 68.0 30.00 149 71.0 30.00 146 67.0 30.00 148 67.0 30.00 143 63.0 26.00 130
05/19/2022 71.0 28 124 75.0 34.00 142 73.0 32.00 136 71.0 32.00 142 72.0 28.00 139 68.0 28.00 118
05/20/2022 70.0 30 118 70.0 30.00 132 71.0 30.00 129 69.0 30.00 136 71.0 30.00 141 70.0 30.00 110
05/21/2022 71.0 30 110 70.0 31.00 128 72.0 32.00 123 70.0 30.00 132 71.0 28.00 141 71.0 30.00 100
05/22/2022 61.0 18 100 68.0 24.00 120 65.0 22.00 113 69.0 26.00 126 70.0 27.00 143 59.0 16.00 88
05/23/2022 61.0 18 104 65.0 23.00 122 63.0 20.00 115 68.0 24.00 126 70.0 26.00 145 55.0 14.00 94
05/24/2022 64.0 22 108 66.0 24.00 124 67.0 25.00 119 68.0 26.00 128 69.0 30.00 149 62.0 20.00 102
05/25/2022 65.0 22 113 68.0 26.00 130 68.0 24.00 124 70.0 26.00 132 69.0 30.00 151 63.0 20.00 110
05/26/2022 61.0 20 122 64.0 23.00 136 64.0 22.00 132 67.0 24.00 138 71.0 30.00 155 58.0 18.00 122
05/27/2022 61.0 22 134 64.0 26.00 146 64.0 24.00 144 66.0 26.00 146 69.0 29.00 156 60.0 22.00 136
05/28/2022 63.0 22 144 65.0 25.00 152 66.0 24.00 153 67.0 26.00 153 70.0 30.00 157 62.0 22.00 147
05/29/2022 66.0 27 152 69.0 30.00 159 69.0 30.00 161 69.0 30.00 159 71.0 32.00 159 67.0 28.00 157
05/30/2022 71.0 31 156 72.0 32.00 161 73.0 32.00 163 72.0 32.00 161 72.0 34.00 159 71.0 32.00 161

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.