| PIERRE-DAKOTA LAKES | |||||||||||||||||||
| Lat:44d17' N | |||||||||||||||||||
| Long:100d00' W | |||||||||||||||||||
| Growing Degree Days | Crop Water Use (Evapotranspiration) | ||||||||||||||||||
| (inches per day) | |||||||||||||||||||
| Relative | Wind | Solar | 24 hr | 4" soil | Base 40 | Base 50 | Alfalfa | Corn | Soybeans | ||||||||||
| Station | Temperature | Humidity | Speed | Radiance | Rainfall | Temp | Since | Emerged | Emerged | ||||||||||
| Date | Max (F) | Min (F) | Max | Min | (mph) | (MJ/m2) | (in.) | (F) | Daily | Cumul | Daily | Cumul | Daily | 5/1/02 | Daily | 5/15/02 | Daily | 6/1/02 | |
| 2-Sep | 92 | 81.4 | 69.0 | 81.0 | 15.3 | 12.4 | 22.0 | 0.0 | 77.6 | 35.2 | 3,876.2 | 25.2 | 2,623.6 | 0.42 | 47.0 | 0.24 | 29.1 | 0.32 | 22.0 |
| 1-Sep | 92 | 93.9 | 67.9 | 93.5 | 15.6 | 7.8 | 23.2 | 0.0 | 79.0 | 37.0 | 3,841.0 | 27.0 | 2,598.4 | 0.40 | 46.6 | 0.23 | 28.8 | 0.32 | 21.7 |
| 31-Aug | 92 | 99.5 | 69.0 | 88.4 | 17.2 | 12.2 | 19.6 | 0.0 | 77.8 | 37.5 | 3,804.1 | 27.5 | 2,571.4 | 0.54 | 46.2 | 0.32 | 28.6 | 0.44 | 21.4 |
| 30-Aug | 92 | 91.7 | 70.2 | 91.6 | 28.3 | 13.9 | 18.0 | 0.1 | 78.7 | 38.1 | 3,766.6 | 28.1 | 2,543.9 | 0.44 | 45.6 | 0.27 | 28.3 | 0.36 | 20.9 |
| 29-Aug | 92 | 88.2 | 63.6 | 94.8 | 41.3 | 9.1 | 21.0 | 0.0 | 78.7 | 34.8 | 3,728.5 | 24.8 | 2,515.8 | 0.31 | 45.2 | 0.20 | 28.0 | 0.26 | 20.6 |
| 28-Aug | 92 | 89.2 | 66.8 | 90.1 | 30.6 | 5.8 | 22.0 | 0.0 | 77.7 | 36.4 | 3,693.7 | 26.4 | 2,491.0 | 0.29 | 44.9 | 0.19 | 27.8 | 0.26 | 20.3 |
| 27-Aug | 92 | 87.9 | 60.4 | 96.0 | 34.6 | 7.9 | 20.4 | 0.0 | 75.3 | 33.2 | 3,657.3 | 23.2 | 2,464.6 | 0.31 | 44.6 | 0.21 | 27.6 | 0.27 | 20.1 |
| 26-Aug | 92 | 81.8 | 67.2 | 86.7 | 45.7 | 6.3 | 9.5 | 0.0 | 76.4 | 34.5 | 3,624.1 | 24.5 | 2,441.4 | 0.19 | 44.3 | 0.13 | 27.4 | 0.18 | 19.8 |
| 25-Aug | 92 | 91.8 | 59.7 | 97.1 | 20.8 | 5.9 | 24.7 | 0.0 | 77.3 | 32.9 | 3,589.6 | 22.9 | 2,416.9 | 0.34 | 44.1 | 0.24 | 27.3 | 0.31 | 19.6 |
| 24-Aug | 92 | 89.2 | 64.1 | 98.2 | 30.4 | 3.6 | 20.4 | 0.0 | 76.8 | 35.1 | 3,556.7 | 25.1 | 2,394.0 | 0.23 | 43.8 | 0.17 | 27.0 | 0.22 | 19.3 |
| 23-Aug | 92 | 85.9 | 67.4 | 98.3 | 46.1 | 5.1 | 18.9 | 0.0 | 75.7 | 36.7 | 3,521.6 | 26.7 | 2,369.0 | 0.22 | 43.5 | 0.16 | 26.9 | 0.21 | 19.1 |
| 22-Aug | 92 | 80.8 | 67.7 | 97.5 | 59.1 | 7.3 | 15.6 | 0.0 | 74.9 | 34.2 | 3,485.0 | 24.2 | 2,342.3 | 0.19 | 43.3 | 0.14 | 26.7 | 0.18 | 18.9 |
| 21-Aug | 92 | 91.1 | 64.5 | 95.0 | 49.0 | 9.3 | 19.3 | 0.0 | 72.7 | 35.3 | 3,450.7 | 25.3 | 2,318.1 | 0.29 | 43.1 | 0.23 | 26.5 | 0.29 | 18.7 |
| 20-Aug | 92 | 76.0 | 58.8 | 92.0 | 64.0 | 12.0 | 9.2 | 0.0 | 69.8 | 27.4 | 3,415.5 | 17.4 | 2,292.8 | 0.17 | 42.8 | 0.14 | 26.3 | 0.17 | 18.4 |
| 19-Aug | 92 | 82.6 | 45.3 | 97.0 | 29.0 | 8.6 | 25.8 | 0.0 | 68.3 | 24.0 | 3,388.1 | 16.3 | 2,275.4 | 0.34 | 42.6 | 0.27 | 26.2 | 0.34 | 18.2 |
| 18-Aug | 92 | 75.0 | 48.5 | 85.0 | 33.0 | 8.5 | 15.6 | 0.0 | 68.6 | 21.8 | 3,364.1 | 12.5 | 2,259.1 | 0.26 | 42.3 | 0.21 | 25.9 | 0.26 | 17.9 |
| 17-Aug | 92 | 74.5 | 52.7 | 74.0 | 22.0 | 12.6 | 26.7 | 0.0 | 71.2 | 23.6 | 3,342.4 | 13.6 | 2,246.6 | 0.38 | 42.1 | 0.32 | 25.7 | 0.39 | 17.6 |
| 16-Aug | 92 | 82.8 | 55.3 | 82.0 | 35.0 | 14.1 | 21.2 | 0.0 | 71.6 | 29.1 | 3,318.8 | 19.1 | 2,233.0 | 0.38 | 41.7 | 0.33 | 25.4 | 0.39 | 17.2 |
| 15-Aug | 92 | 80.2 | 59.4 | 89.0 | 29.0 | 11.6 | 25.8 | 0.0 | 72.9 | 29.8 | 3,289.7 | 19.8 | 2,214.0 | 0.36 | 41.3 | 0.32 | 25.0 | 0.37 | 16.8 |
| 14-Aug | 92 | 99.5 | 58.2 | 59.0 | 14.0 | 9.5 | 26.9 | 0.0 | 71.1 | 32.1 | 3,259.9 | 22.1 | 2,194.2 | 0.57 | 40.9 | 0.50 | 24.7 | 0.58 | 16.5 |
| 13-Aug | 92 | 82.0 | 49.3 | 86.0 | 22.0 | 5.7 | 27.3 | 0.0 | 67.6 | 25.7 | 3,227.8 | 16.0 | 2,172.1 | 0.31 | 40.4 | 0.28 | 24.2 | 0.32 | 15.9 |
| 12-Aug | 92 | 70.9 | 62.0 | 76.0 | 47.0 | 10.5 | 7.3 | 0.0 | 69.5 | 26.5 | 3,202.2 | 16.5 | 2,156.1 | 0.22 | 40.1 | 0.20 | 23.9 | 0.22 | 15.6 |
| 11-Aug | 92 | 95.2 | 63.7 | 86.0 | 35.0 | 12.0 | 23.5 | 0.3 | 74.3 | 34.9 | 3,175.7 | 24.9 | 2,139.6 | 0.45 | 39.8 | 0.42 | 23.7 | 0.46 | 15.3 |
| 10-Aug | 92 | 91.5 | 56.9 | 87.0 | 20.0 | 7.9 | 27.3 | 0.0 | 71.3 | 31.5 | 3,140.9 | 21.5 | 2,114.8 | 0.41 | 39.4 | 0.39 | 23.3 | 0.43 | 14.9 |
| 9-Aug | 92 | 71.9 | 63.6 | 95.0 | 55.0 | 5.6 | 9.6 | 0.1 | 74.0 | 27.8 | 3,109.4 | 17.8 | 2,093.3 | 0.14 | 39.0 | 0.13 | 22.9 | 0.14 | 14.5 |
| 8-Aug | 92 | 93.8 | 76.4 | 91.0 | 34.0 | 10.9 | 16.3 | 0.3 | 79.7 | 41.2 | 3,081.7 | 31.2 | 2,075.6 | 0.37 | 38.8 | 0.36 | 22.8 | 0.38 | 14.3 |
| 7-Aug | 92 | 101.0 | 74.5 | 76.0 | 21.0 | 16.5 | 26.8 | 0.0 | 78.5 | 40.3 | 3,040.5 | 30.3 | 2,044.4 | 0.67 | 38.5 | 0.66 | 22.4 | 0.69 | 13.9 |
| 6-Aug | 92 | 102.6 | 66.1 | 93.0 | 23.0 | 14.0 | 23.2 | 0.4 | 76.8 | 36.1 | 3,000.2 | 26.1 | 2,014.1 | 0.60 | 37.8 | 0.58 | 21.8 | 0.60 | 13.2 |
| 5-Aug | 92 | 83.5 | 67.9 | 89.0 | 59.0 | 11.2 | 10.1 | 0.0 | 74.4 | 35.7 | 2,964.2 | 25.7 | 1,988.1 | 0.22 | 37.2 | 0.21 | 21.2 | 0.22 | 12.6 |
| 4-Aug | 92 | 74.4 | 66.7 | 93.0 | 73.0 | 10.0 | 5.1 | 0.0 | 74.6 | 30.6 | 2,928.5 | 20.6 | 1,962.4 | 0.12 | 37.0 | 0.12 | 21.0 | 0.12 | 12.4 |
| 3-Aug | 92 | 94.8 | 65.6 | 81.0 | 30.0 | 10.1 | 13.7 | 0.1 | 76.4 | 35.8 | 2,897.9 | 25.8 | 1,941.8 | 0.40 | 36.9 | 0.40 | 20.9 | 0.39 | 12.3 |
| 2-Aug | 92 | 84.1 | 50.6 | 89.9 | 25.7 | 10.8 | 23.5 | 0.0 | 76.6 | 27.3 | 2,862.1 | 17.3 | 1,916.0 | 0.39 | 36.5 | 0.40 | 20.5 | 0.39 | 11.9 |
| 1-Aug | 92 | 81.0 | 66.5 | 73.2 | 19.7 | 15.0 | 28.8 | 0.0 | 80.9 | 33.8 | 2,834.8 | 23.8 | 1,898.7 | 0.48 | 36.1 | 0.49 | 20.1 | 0.47 | 11.5 |
| 31-Jul | 92 | 103.1 | 68.2 | 85.6 | 15.6 | 6.6 | 27.6 | 0.0 | 27.0 | 37.1 | 2,801.1 | 27.1 | 1,874.9 | 0.46 | 35.6 | 0.47 | 19.6 | 0.44 | 11.1 |
| 30-Jul | 92 | 94.8 | 65.2 | 83.0 | 23.7 | 6.3 | 19.8 | 0.0 | 25.5 | 35.6 | 2,764.0 | 25.6 | 1,847.8 | 0.35 | 35.1 | 0.36 | 19.1 | 0.34 | 10.6 |
| 29-Jul | 92 | 100.3 | 60.6 | 91.8 | 13.0 | 7.3 | 28.9 | 0.0 | 25.2 | 33.3 | 2,728.4 | 23.3 | 1,822.2 | 0.49 | 34.8 | 0.50 | 18.8 | 0.45 | 10.3 |
| 25-Jul | 92 | 91.9 | 64.6 | 93.9 | 23.8 | 5.3 | 25.1 | 0.0 | 25.3 | 35.3 | 2,695.1 | 25.3 | 1,799.0 | 0.33 | 34.3 | 0.34 | 18.3 | 0.29 | 9.8 |
| 24-Jul | 92 | 98.5 | 72.7 | 88.5 | 22.8 | 6.8 | 25.3 | 0.1 | 24.7 | 39.4 | 2,659.8 | 29.4 | 1,773.6 | 0.41 | 33.9 | 0.42 | 17.9 | 0.35 | 9.5 |
| 23-Jul | 92 | 77.4 | 60.7 | 86.7 | 56.1 | 14.4 | 14.6 | 0.1 | 23.8 | 29.0 | 2,620.4 | 19.0 | 1,744.3 | 0.25 | 33.5 | 0.26 | 17.5 | 0.21 | 9.2 |
| 22-Jul | 92 | 82.3 | 58.3 | 97.1 | 31.5 | 7.1 | 29.6 | 0.0 | 25.5 | 30.3 | 2,591.4 | 20.3 | 1,725.3 | 0.32 | 33.3 | 0.33 | 17.2 | 0.26 | 9.0 |
| 21-Jul | 92 | 81.1 | 67.8 | 94.8 | 53.9 | 8.0 | 8.6 | 0.5 | 84.0 | 34.5 | 2,561.1 | 24.5 | 1,705.0 | 0.18 | 33.0 | 0.19 | 16.9 | 0.15 | 8.7 |
| 20-Jul | 92 | 104.3 | 75.8 | 84.6 | 24.2 | 6.2 | 27.5 | 0.0 | 87.8 | 40.9 | 2,526.6 | 30.9 | 1,680.5 | 0.43 | 32.8 | 0.44 | 16.7 | 0.34 | 8.6 |
| 19-Jul | 92 | 97.0 | 71.6 | 92.3 | 32.8 | 8.6 | 20.8 | 0.0 | 85.7 | 38.8 | 2,485.7 | 28.8 | 1,649.6 | 0.38 | 32.4 | 0.39 | 16.3 | 0.29 | 8.2 |
| 18-Jul | 92 | 98.9 | 70.3 | 81.3 | 26.0 | 9.7 | 23.4 | 0.0 | 85.2 | 38.2 | 2,446.9 | 28.2 | 1,620.8 | 0.47 | 32.0 | 0.48 | 15.9 | 0.35 | 7.9 |
| 17-Jul | 92 | 102.0 | 72.3 | 79.8 | 20.0 | 8.5 | 27.2 | 0.0 | 84.6 | 39.2 | 2,408.8 | 29.2 | 1,592.7 | 0.51 | 31.5 | 0.51 | 15.4 | 0.37 | 7.6 |
| 16-Jul | 92 | 104.8 | 72.2 | 68.1 | 16.8 | 9.1 | 29.9 | 0.0 | 82.5 | 39.1 | 2,369.6 | 29.1 | 1,563.5 | 0.58 | 31.0 | 0.58 | 14.9 | 0.41 | 7.2 |
| 15-Jul | 92 | 102.3 | 69.2 | 71.9 | 15.1 | 11.6 | 30.3 | 0.0 | 80.4 | 37.6 | 2,330.5 | 27.6 | 1,534.4 | 0.64 | 30.4 | 0.63 | 14.3 | 0.44 | 6.8 |
| 14-Jul | 92 | 96.7 | 67.9 | 82.3 | 19.7 | 10.5 | 30.4 | 0.0 | 79.0 | 37.0 | 2,292.9 | 27.0 | 1,506.8 | 0.53 | 29.8 | 0.52 | 13.7 | 0.35 | 6.4 |
| 13-Jul | 92 | 92.4 | 61.1 | 89.8 | 23.8 | 8.6 | 30.9 | 0.0 | 76.8 | 33.5 | 2,255.9 | 23.5 | 1,479.8 | 0.44 | |||||