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
01/11/2021 30.0 0 5 33.0 0.00 9 29.0 0.00 10 41.0 2.00 14 23.0 0.00 6
01/12/2021 27.0 0 5 25.0 0.00 9 26.0 0.00 10 44.0 0.00 14 21.0 0.00 6
01/13/2021 28.0 1 6 25.0 2.00 11 31.0 2.00 13 38.0 0.00 18 24.0 1.00 8
01/14/2021 36.0 4 9 37.0 6.00 14 37.0 6.00 17 32.0 6.00 23 34.0 5.00 11
01/15/2021 37.0 0 9 30.0 1.00 9 38.0 2.00 12 43.0 6.00 26 34.0 0.00 8
01/16/2021 34.0 0 10 31.0 0.00 12 33.0 0.00 11 35.0 2.00 30 32.0 0.00 8
01/17/2021 32.0 1 11 31.0 2.00 16 32.0 3.00 13 31.0 4.00 38 32.0 2.00 9
01/18/2021 32.0 4 12 27.0 5.00 18 29.0 6.00 14 34.0 5.00 45 27.0 4.00 7
01/19/2021 45.0 4 10 45.0 1.00 16 47.0 1.00 8 33.0 9.00 47 38.0 2.00 3
01/20/2021 37.0 1 8 41.0 4.00 22 44.0 1.00 11 40.0 10.00 46 29.0 0.00 1
01/21/2021 46.0 1 21 49.0 4.00 35 47.0 2.00 26 50.0 10.00 53 39.0 1.00 2
01/22/2021 37.0 2 24 42.0 4.00 41 44.0 4.00 32 58.0 11.00 63 30.0 0.00 2
01/23/2021 34.0 2 22 41.0 3.00 39 40.0 0.00 29 51.0 7.00 66 26.0 0.00 2
01/24/2021 48.0 2 20 52.0 7.00 36 49.0 4.00 29 49.0 8.00 63 39.0 0.00 2
01/25/2021 54.0 14 18 57.0 17.00 32 56.0 16.00 27 60.0 18.00 37 57.0 17.00 59 43.0 1.00 2
01/26/2021 44.0 4 6 46.0 10.00 21 47.0 8.00 16 49.0 10.00 25 67.0 20.00 48 38.0 1.00 3
01/27/2021 35.0 0 6 38.0 2.00 17 38.0 1.00 13 41.0 4.00 23 54.0 14.00 40 33.0 0.00 4
01/28/2021 29.0 0 6 30.0 0.00 15 32.0 0.00 14 34.0 1.00 22 41.0 4.00 31 26.0 0.00 4
01/29/2021 29.0 0 6 31.0 3.00 19 33.0 2.00 16 32.0 4.00 25 35.0 4.00 31 27.0 0.00 4
01/30/2021 37.0 2 8 39.0 6.00 22 41.0 5.00 19 41.0 6.00 27 38.0 6.00 33 36.0 2.00 6
01/31/2021 41.0 4 8 46.0 6.00 21 46.0 5.00 18 51.0 8.00 27 52.0 12.00 35 39.0 2.00 4
02/01/2021 35.0 0 4 41.0 0.00 16 39.0 2.00 13 41.0 3.00 21 47.0 5.00 31 32.0 0.00 2
02/02/2021 32.0 0 4 35.0 4.00 18 36.0 2.00 12 38.0 4.00 22 41.0 4.00 31 30.0 0.00 2
02/03/2021 39.0 2 4 43.0 6.00 16 44.0 5.00 12 44.0 6.00 22 41.0 6.00 33 37.0 2.00 2
02/04/2021 45.0 2 2 49.0 5.00 12 48.0 4.00 9 49.0 6.00 20 50.0 8.00 34 40.0 0.00 0
02/05/2021 36.0 0 0 41.0 1.00 10 41.0 0.00 7 44.0 2.00 18 53.0 8.00 33 33.0 0.00 0
02/06/2021 30.0 0 0 35.0 2.00 12 36.0 1.00 9 38.0 4.00 20 49.0 5.00 32 27.0 0.00 0

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.