SNF Holding Company

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
03/12/2020 57.0 16 39 62.0 22.00 75 63.0 21.00 54 62.0 21.00 104 52.0 14.00 20
03/13/2020 50.0 8 29 57.0 15.00 69 53.0 10.00 43 60.0 20.00 105 44.0 6.00 7
03/14/2020 48.0 12 35 57.0 16.00 76 55.0 14.00 49 59.0 21.00 108 43.0 0.00 9
03/15/2020 45.0 1 45 51.0 10.00 86 47.0 2.00 60 58.0 20.00 110 39.0 0.00 26
03/16/2020 45.0 2 58 50.0 12.00 94 49.0 7.00 72 61.0 22.00 112 39.0 0.00 34
03/17/2020 50.0 6 57 55.0 16.00 86 51.0 10.00 67 63.0 22.00 112 46.0 1.00 34
03/18/2020 54.0 14 53 61.0 22.00 79 57.0 16.00 61 62.0 23.00 110 46.0 8.00 33
03/19/2020 67.0 22 47 68.0 26.00 70 68.0 25.00 51 61.0 23.00 109 62.0 17.00 29
03/20/2020 52.0 14 42 59.0 18.00 64 54.0 14.00 43 62.0 22.00 110 45.0 8.00 16
03/21/2020 46.0 1 36 49.0 4.00 61 48.0 2.00 39 64.0 22.00 115 40.0 0.00 10
03/22/2020 46.0 2 54 48.0 9.00 80 49.0 4.00 57 62.0 20.00 117 40.0 0.00 26
03/23/2020 52.0 8 76 57.0 13.00 97 53.0 6.00 79 62.0 22.00 123 46.0 4.00 47
03/24/2020 59.0 17 92 61.0 20.00 110 57.0 17.00 95 66.0 24.00 127 49.0 4.00 60
03/27/2020 67.0 28 56

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.