mn-crop-weather State Minnesota Weekly Crop-Weather Week Ending Date Week Ending September 9, 2012 Issue MN-CW-36-12 Agricultural Summary Harvest was underway for corn and soybeans this past week, according to the USDA, NASS, Minnesota Field Office. As of September 9, corn was 2 percent harvested, compared to 0 percent for the five year average. Corn harvested for silage advanced to 88 percent complete, compared to 36 percent average. Soybeans were 2 percent harvested, compared to 0 percent average. Other harvest progress included potatoes at 37 percent, sweet corn at 88 percent, dry beans at 49 percent, and sugarbeets at 10 percent complete, all ahead of their respective averages. Canola harvest was nearly complete at 99 percent harvested. Temperatures during the week averaged 2.4 degrees above normal statewide and precipitation totals were primarily below average. Most of the state received some precipitation during the week, while two locations in southern parts of the state recorded over an inch. Topsoil moisture supplies were rated 27 percent very short, 42 percent short, and 31 percent adequate. Statewide, 6.5 days were rated suitable for fieldwork during the week. Crop development continued ahead of average. Ninety-six percent of corn was in the dent stage or beyond, compared to 75 percent average, and 43 percent of corn was mature, compared to 13 percent average. Corn condition ratings were relatively unchanged from the previous week. Eighty-five percent of soybeans were turning yellow or beyond, compared to 55 percent average, and 51 percent of soybeans were dropping leaves or beyond, compared to 19 percent average. Eighteen percent of the state's soybeans were mature, compared to 2 percent average. Soybean condition ratings were relatively unchanged from the previous week. Range and pasture condition was rated 20 percent very poor, 26 percent poor, 31 percent fair, 21 percent good, and 2 percent excellent. Days Suitable for Fieldwork Table Days Suitable for Fieldwork: 6.5 Soil Moisture Table Very Short Short Adequate Surplus Topsoil Moisture (%) 27 42 31 0 Crop Progress Table Crop Progress as of September 9, 2012 Stage of This Last Last 5 Yr Crop Development Week Week Year Avg Percent Corn Dent 96 88 78 75 Corn Mature 43 16 8 13 Corn Harvested 2 0 0 0 Corn Silage Harvested 88 65 33 36 Soybeans Turning Yellow 85 56 31 55 Soybeans Dropping Leaves 51 21 6 19 Soybeans Mature 18 3 0 2 Soybeans Harvested 2 NA 0 0 Sweet Corn Harvested 88 84 78 76 Potatoes Harvested 37 30 26 31 Canola Harvested 99 93 84 71 Sugarbeets Harvested 10 7 1 4 Dry Beans Leaves Yellowing 98 89 67 NA Dry Beans Dropping Leaves 85 67 33 NA Dry Beans Harvested 49 21 0 16 Crop Condition Table Condition as of September 9, 2012 in % Very Poor Poor Fair Good Exc Pasture 20 26 31 21 2 Sugarbeets 1 2 19 65 13 Sunflowers 0 2 20 63 15 Corn 5 12 34 42 7 Soybeans 3 10 32 47 8 Potatoes 0 2 18 58 22 Dry Beans 2 5 28 56 9 Weather Information Table Precipitation and Temperature Summary for 9/3/2012 through 9/9/2012 Temperature Precipitation G D D High Low Week Depart Week Depart From Norm Since Depart Ave from Total Past Four Since Apr from Norm Week Weeks 4/1 30 Norm NW DIST 1 Crookston 86 36 62.3 1.1 .10 -.52 -2.02 -4.75 2343 341 Itasca 90 40 62.0 3.5 .17 -.60 -1.81 -1.13 1786m 54m Moorhead 88 36 62.4 -.6 .10 -.51 -2.25 -3.67 2508 322 Warroad 82 33 56.0 -2.9 .09 -.58 -1.05 -.48 1862 103 NC DIST 2 Grand Rapids 87 41 60.7 .6 .07 -.71 -2.55 8.34 2099 225 Intl. Falls 84 34 56.2 -1.0 .21 -.50 -.80 -.63 1866 255 NE DIST 3 Duluth 87 43 62.2 3.2 .18 -.80 -2.94 6.38 2036 417 Grand Marais 76 48 62.6 3.6 .20 -.47 -1.61 3.03 1542 264 Hibbing 85 37 57.1 .5 .22 -.50 -1.49 4.18 1834 345 WC DIST 4 Alexandria 87 45 63.4 .9 .10 -.63 -2.72 .54 2396 289 Breckenridge 90 41 64.6 2.0 .07 -.67 -2.26 -1.95 2387 238 Browns Valley 91 40 64.1 1.2 .05 -.60 -2.08 -3.39 2349 175 Canby 92 35 63.0 -1.6 .07 -.63 -1.87 -2.98 2537 211 Montevideo 91 42 66.4 2.8 0 -.80 -2.59 -.22 2512 270 Morris 90 41 63.8 1.2 .01 -.68 -1.93 -3.11 2375 240 Wheaton 90 43 65.4 2.3 .12 -.61 -1.60 .45 2397 182 CENT DIST 5 Becker 91 46 67.2 3.8 .05 -.91 -3.12 2.22 2520 315 Collegeville 89 48 66.8 2.1 0 -.87 -2.58 1.19 2556 235 Hutchinson 89 45 68.0 4.0 .02 -.83 -2.64 2.99 2584 309 Melrose 88 45 64.5 2.8 .08 -.71 -2.93 .96 2370 315 Olivia 90 42 65.4 2.5 .10 -.72 -2.16 -1.83 2482 260 St. Cloud 91 42 64.8 2.7 .09 -.77 -2.83 .72 2466 375 Wadena 88 40 63.0 3.0 .04 -.62 -2.63 4.69 2124 279 Willmar 89 42 65.0 1.2 .06 -.80 -2.59 -2.09 2453 175 EC DIST 6 Aitkin 90 44 63.6 3.9 .28 -.48 -1.87m 13.33m 1926m 121m Forest Lake 94 45 69.6 5.7 .10 -.76 -3.03 3.55 2550 284 MSP Airport 92 50 70.6 5.0 .02 -.79 -2.77 2.61 2824 397 Mora 88 44 65.2 3.9 .38 -.47 -2.60 4.02 2289 294 St. Paul - UofM 90 48 69.5 5.6 .03 -.83 -2.75 .27 2639 373 SW DIST 7 Lamberton 92 45 69.1 5.2 .21 -.63 -2.19 -.63 2602 314 Marshall 96 44 70.4 5.9 .22 -.55 -2.15 -1.49 2740 407 Pipestone 92 38 66.8 3.2 .33 -.45 -2.18 2.13 2502 287 Redwood Falls 92 45 67.4 2.7 .11 -.67 -2.84 .30 2692 332 Worthington 91 43 67.7 4.1 .10 -.74 -2.51 -3.65 2571 338 SC DIST 8 North Mankato 91 50 69.2 4.7 .69 -.14 -2.74 -6.95 2611 293 Owatonna 90 45 68.4 3.7 .57 -.39 -3.06 .84 2648 358 Waseca 91 40 65.5 .7 .52 -.43 -3.21 -5.66 2571 238 Winnebago 90 46 68.5 3.7 .37 -.48 -2.26 -2.60 2681 339 SE DIST 9 Cannon Falls 86 45 65.7 2.4 .30 -.61 -3.78m 8.30m 1420m -776m Preston 91 45 66.4 2.5 1.35 .35 -2.25 -5.65 2523 341 Red Wing 91 50 68.2 3.1 .33 -.63 -1.72 7.18 2657 337 Rochester 93 46 66.9 2.7 .76 -.15 -3.00 -5.07 2629 375 Rosemount 90 45 68.2 4.0 .29 -.64 -1.83 3.15 2579 333 Winona Dam 90 50 68.8 3.8 1.28 .33 -1.28 -4.65 2638 358 m=some missing data 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) 201-6030 E-mail: nass-mn@nass.usda.gov Homepage: http://www.nass.usda.gov/mn/