mn-crop-weather State Minnesota Weekly Crop-Weather Week Ending Date Week Ending August 26, 2007 Issue MN-CW-34-07 Agricultural Summary Cool weather and rain boosted statewide topsoil moisture supplies and improved crop conditions, according to USDA, NASS, Minnesota Field Office. Heavy rains in the southeast corner of the state caused flooding and created a region of muddy field conditions. Portions of northern and central Minnesota received less rain and remained short or very short of topsoil moisture. Reports of hail were received in isolated areas of central Minnesota. The average temperature for the week was 64.8 degrees, 1.6 degrees below normal. Statewide topsoil moisture supplies as of Friday were rated 16 percent very short, 22 short, 52 adequate, and 10 surplus. Field Crops Summary Minnesota's corn and soybean crops continue to mature ahead of the average pace. As of Sunday Aug 26th, 96 percent of corn acreage had reached the dough stage compared to 71 percent for the five-year average. Seventy-six percent of corn reached the dent stage, compared to 35 percent average. Four percent of corn was mature, compared to 1 percent average. Twenty-two percent of soybeans were turning yellow, compared to 13 percent average. The spring wheat harvest was 96 percent complete, about three weeks ahead of average. As of Friday, Aug 24th, forty percent of field corn, and 54 percent of soybean were rated in good or excellent condition. Ninety-two percent of potatoes, 59 percent of sunflowers, and 63 percent of sugarbeets were rated in good or excellent condition. Days Suitable for Fieldwork Table Days Suitable for Fieldwork: 3.1 Soil Moisture Table Very Short Short Adequate Surplus Topsoil Moisture (%) 16 22 52 10 Crop Progress Table Crop Progress as of August 26, 2007 Stage of This Last Last 5 Yr Crop Development Week Week Year Avg Percent Corn Dough 96 73 92 71 Denting 76 37 61 35 Mature 4 0 3 1 Silage 17 16 14 6 Soybeans Turning Yellow 22 6 18 13 Dropping Leaves 2 0 3 1 Spring Wheat Combined 96 81 96 71 Sweet Corn Harvested 58 49 65 53 Potatoes Harvested 30 23 31 23 Dry Beans Harvested 0 0 4 1 Canola Harvested 65 35 79 51 Crop Condition Table Crop Condition as of August 24, 2007 in % Very Poor Poor Fair Good Exc Pasture 22 24 32 19 3 Corn 13 16 31 33 7 Soybeans 6 11 29 43 11 Sugarbeets 2 6 29 44 19 Potatoes 0 1 7 70 22 Dry Beans 5 9 32 44 10 Canola 1 7 28 50 14 Sunflowers 2 5 34 42 17 Weather Information Table Precipitation and Temperature Summary for 8/20/2007 through 8/26/2007 Temperature Precipitation G D D High Low Week Depart Week Depart From Norm Since Depart Ave from Total Past Four Since May from Norm Week Weeks 4/1 3 Norm NW DIST 1 Crookston 86 46 63.4 -3.2 .07 -.58 -1.18 .85 1914 55 Moorhead 90 45 65.6 -2.0 .31 -.25 -.79 2.84 2127 183 Warroad 81 47 61.5 -2.5 .31 -.33 -1.14 1.70 1757 129 NC DIST 2 Grand Rapids 85 44 62.2 -1.3 .10 -.69 -2.94 -6.81 1898 267 Intl. Falls 84 42 61.2 -1.1 .46 -.26 -1.68 -1.16 1601 69 Itasca 82 45 60.4 -2.4 .32 -.50 -2.76 -.16 1793 263 NE DIST 3 Duluth 83 49 63.0 .6 .06 -.91 -3.54 -6.64 1638 215 Grand Marais 72 48 60.2 -1.8 .30 -.41 -2.30 -4.54 973 -81 Hibbing 83 35 57.4 -4.7 0 -.75 -3.21 -8.79 1603 118 WC DIST 4 Alexandria 85 52 65.5 -.9 .11 -.70 -2.73 -7.58 2109 250 Browns Valley 81 41 61.7 -6.8 .24 -.35 -.32 4.99 1994 -57 Canby 76 52 64.2 -5.5 .54 -.07 1.11 -.56 2227 82 Fergus Falls 83 47 62.6 -4.3 .12 -.57 -1.71 2.27 2062 179 Montevideo 84 52 66.2 -2.2 .15 -.54 2.62 -1.63 2174 131 Morris 80 49 63.4 -4.2 .48 -.21 -.42 -1.67 2052 60 CENT DIST 5 Becker 78 56 65.2 -.5 1.14 .19 .72 -5.50 2215 375 Collegeville 84 52 67.1 -1.7 .58 -.29 2.01 -3.94 2324 244 Hutchinson 80 56 66.4 -1.5 .97 .09 1.08 -4.58 2253 187 Olivia 79 55 65.0 -2.1 .46 -.31 .77 -3.08 2139 126 St. Cloud 83 53 65.7 -.0 .39 -.52 .51 -3.73 2121 281 Staples 83 47 61.0 -3.2 .10 -.59 -2.45 -2.35 1884 220 Willmar 80 54 64.1 -3.4 3.65 2.79 2.54 -1.51 2199 192 EC DIST 6 Aitkin 84 43 62.9 -.4 .30 -.54 -2.26 -6.90 1846 270 Forest Lake 78 55 65.2 -2.0 .64 -.38 .67 -4.53 2180 218 MSP Airport 82 59 68.5 -.7 1.40 .51 4.24 -.99 2453 313 St. Paul - UofM 81 58 68.2 -1.6 .52 -.45 -.45 -8.12 2450 255 SW DIST 7 Lamberton 84 56 66.9 -1.1 1.80 1.05 2.21 -.89 2214 123 Pipestone 83 52 66.6 -1.3 2.16 1.46 3.12 -2.78 2173 164 Redwood Falls 84 55 68.5 -1.2 .41 -.38 3.47 -1.44 2262 55 Worthington 84 54 67.6 .8 3.70 2.92 8.73 4.57 2210 250 SC DIST 8 Faribault 82 54 67.3 -.2 1.13 .14 2.85 -2.78 2212 218 Mankato 80 50 66.5 -2.0 1.40 .40 3.80 -3.37 2218 138 Waseca 84 55 68.2 .5 1.15 .13 6.15 2.25 2205 176 Winnebago 84 55 69.4 1.0 .97 .05 2.71 -4.45 2189 93 SE DIST 9 Preston 81 50 67.2 .2 2.14 1.09 7.94 6.64 2040 128 Red Wing 80 56 67.0 -1.6 1.44 .55 5.10 -.73 2230 166 Rochester 82 54 68.2 1.6 .32 -.62 8.44 3.00 2201 310 Rosemount 78 57 65.8 -1.5 1.39 .36 3.94 -2.01 2231 261 Winona 79 56 67.0 -3.5 .82 -.11 8.56 6.95 2160 -119 m=some data missing Corn growing degree days (GDD) are calculated by subtracting a 50 degree base temperature from the average of the maximum and minimum temperature for the day. The daily maximum is limited to 86 degrees and minimum of 50 degrees. Contact Information USDA, NASS MINNESOTA FIELD OFFICE IN COOPERATION WITH THE NATIONAL WEATHER SERVICE- CHANHASSEN MN, UNIV. OF MINN. EXTENSION SERVICE, DNR STATE CLIMATOLOGY OFFICE, USDA-FSA, AND USDA-NRCS USDA-NASS MINNESOTA FIELD OFFICE Minnesota Department of Agriculture PO Box 7068, St. Paul, MN 55107 Phone: (651) 296-2230 E-mail: nass-mn@nass.usda.gov Homepage: http://www.nass.usda.gov/mn/