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Relative Flowering Times for Broadleaf Weeds (GDD 50)
forecast for Thu, Sep. 21. 2017

 

Forecasted GDD Total: 2490 (Base 50) through Thu, Sep. 21, 2017

  

East Lansing, MI

        

Forecast »

“Flashback” to 2016

9/13

9/14

9/15

9/16

9/17

9/18

9/19

9/20

9/21

9/22

9/23

9/24

9/25

Late Season (Biennials and Perennials)

1401

Mid Season and Late Season (SA and Perennials)

601

Mid Season (Perennials)

201

Early and Mid Season (WA and Perennials)

21

Early Season (WA)

5

 

Generously Supported By:



Tabular Data

Daily GDD accumulation for various base temperature models in 2016 & 2017

2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
02-19 37° 62° 102 53 19 4 0
02-20 35° 57° 125 67 23 4 0
02-21 41° 61° 154 86 32 5 0
02-22 43° 60° 184 105 42 6 0
02-23 45° 58° 213 125 51 8 0
02-24 37° 57° 238 140 56 8 0
02-25 23° 42° 249 140 56 8 0
02-26 22° 42° 258 140 56 8 0
02-27 31° 50° 277 149 56 8 0
02-28 39° 55° 302 164 61 8 0
02-29 n/a n/a n/a n/a n/a n/a n/a
03-01 26° 55° 321 172 61 8 0
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
03-02 22° 30° 325 172 61 8 0
03-03 16° 27° 325 172 61 8 0
03-04 12° 32° 325 172 61 8 0
03-05 23° 47° 338 175 61 8 0
03-06 42° 56° 365 192 68 8 0
03-07 40° 58° 392 209 76 8 0
03-08 39° 47° 413 221 77 8 0
03-09 31° 42° 428 225 77 8 0
03-10 16° 32° 430 225 77 8 0
03-11 14° 21° 430 225 77 8 0
03-12 13° 28° 430 225 77 8 0
03-13 19° 25° 430 225 77 8 0
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
03-14 13° 22° 430 225 77 8 0
03-15 14° 31° 431 225 77 8 0
03-16 14° 40° 436 225 77 8 0
03-17 23° 35° 443 225 77 8 0
03-18 32° 38° 456 228 77 8 0
03-19 33° 43° 472 235 77 8 0
03-20 33° 53° 494 246 78 8 0
03-21 29° 52° 512 255 78 8 0
03-22 19° 35° 518 255 78 8 0
03-23 23° 45° 529 257 78 8 0
03-24 37° 72° 562 279 90 12 0
03-25 38° 44° 580 288 90 12 0
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
03-26 39° 53° 605 302 95 12 0
03-27 48° 55° 634 322 104 14 0
03-28 40° 47° 656 333 106 14 0
03-29 30° 53° 676 343 106 14 0
03-30 36° 41° 692 349 106 14 0
03-31 36° 39° 707 355 106 14 0
04-01 32° 56° 730 367 108 14 0
04-02 32° 59° 753 381 112 14 0
04-03 46° 52° 781 398 119 14 0
04-04 44° 55° 808 415 126 14 0
04-05 37° 45° 827 424 126 14 0
04-06 33° 37° 840 427 126 14 0
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
04-07 33° 52° 861 438 127 14 0
04-08 30° 60° 884 452 131 14 0
04-09 49° 75° 924 481 150 25 7
04-10 59° 72° 968 515 174 41 17
04-11 43° 57° 996 533 182 41 17
04-12 41° 57° 1023 550 189 41 17
04-13 44° 49° 1048 565 194 41 17
04-14 43° 64° 1080 587 206 45 17
04-15 50° 81° 1123 620 229 60 28
04-16 56° 70° 1164 651 250 73 36
04-17 42° 66° 1196 674 263 78 36
04-18 40° 69° 1229 696 275 82 36
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
04-19 56° 72° 1271 728 297 96 45
04-20 48° 66° 1306 753 312 103 47
04-21 44° 53° 1333 770 319 103 47
04-22 37° 59° 1359 786 325 103 47
04-23 36° 68° 1389 806 335 105 47
04-24 40° 71° 1423 830 349 111 48
04-25 51° 73° 1463 860 369 123 55
04-26 58° 82° 1511 898 397 143 70
04-27 48° 67° 1546 924 413 151 73
04-28 45° 64° 1579 946 425 156 73
04-29 45° 56° 1608 965 434 156 73
04-30 40° 51° 1631 978 437 156 73
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
05-01 44° 66° 1664 1001 450 161 73
05-02 41° 49° 1687 1014 453 161 73
05-03 35° 58° 1712 1029 458 161 73
05-04 43° 50° 1736 1043 462 161 73
05-05 42° 55° 1763 1060 469 161 73
05-06 39° 59° 1790 1077 476 161 73
05-07 35° 55° 1813 1090 479 161 73
05-08 30° 58° 1835 1102 481 161 73
05-09 31° 64° 1861 1118 487 161 73
05-10 45° 69° 1896 1143 502 168 75
05-11 46° 65° 1930 1167 516 174 76
05-12 41° 68° 1963 1190 529 179 76
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
05-13 46° 72° 2000 1217 546 188 80
05-14 52° 70° 2038 1246 565 199 85
05-15 42° 74° 2075 1272 581 207 89
05-16 54° 76° 2118 1305 604 222 99
05-17 69° 85° 2172 1350 639 248 120
05-18 57° 85° 2221 1389 668 270 136
05-19 43° 55° 2248 1405 674 270 136
05-20 46° 63° 2280 1428 687 274 136
05-21 54° 72° 2321 1459 708 287 144
05-22 50° 68° 2359 1486 725 296 149
05-23 58° 68° 2400 1517 746 309 157
05-24 56° 65° 2438 1546 765 320 162
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
05-25 56° 62° 2476 1573 782 329 167
05-26 55° 69° 2516 1603 802 341 174
05-27 57° 75° 2559 1636 825 357 184
05-28 58° 78° 2605 1672 851 375 197
05-29 55° 78° 2650 1707 876 391 209
05-30 52° 70° 2688 1735 894 402 214
05-31 51° 72° 2728 1765 914 413 221
06-01 50° 74° 2768 1795 934 425 228
06-02 50° 81° 2812 1829 958 441 239
06-03 49° 83° 2856 1863 982 457 250
06-04 63° 86° 2909 1906 1015 482 270
06-05 57° 70° 2950 1937 1036 495 278
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
06-06 49° 72° 2989 1966 1055 506 284
06-07 49° 75° 3029 1996 1075 518 291
06-08 48° 79° 3071 2028 1097 532 300
06-09 57° 82° 3118 2065 1124 551 314
06-10 58° 86° 3168 2105 1154 573 331
06-11 69° 89° 3225 2152 1191 602 355
06-12 69° 91° 3283 2200 1229 632 380
06-13 73° 87° 3341 2248 1267 662 405
06-14 69° 87° 3397 2294 1303 690 428
06-15 67° 86° 3451 2339 1338 717 449
06-16 64° 82° 3502 2380 1369 740 467
06-17 67° 85° 3556 2424 1403 766 488
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
06-18 65° 80° 3607 2464 1433 789 506
06-19 59° 75° 3652 2499 1458 805 518
06-20 57° 72° 3694 2531 1480 819 527
06-21 50° 76° 3735 2562 1501 832 535
06-22 60° 86° 3786 2603 1532 855 553
06-23 65° 77° 3835 2642 1561 876 569
06-24 60° 74° 3880 2677 1586 893 581
06-25 56° 69° 3920 2708 1607 906 588
06-26 53° 68° 3959 2736 1625 916 594
06-27 49° 71° 3997 2764 1643 926 599
06-28 52° 75° 4039 2796 1665 940 608
06-29 65° 84° 4092 2839 1698 965 628
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
06-30 67° 79° 4143 2880 1729 988 646
07-01 68° 82° 4196 2923 1762 1013 666
07-02 61° 80° 4245 2962 1791 1034 682
07-03 63° 81° 4294 3001 1820 1055 698
07-04 57° 81° 4341 3038 1847 1074 712
07-05 57° 84° 4390 3077 1876 1095 728
07-06 60° 88° 4442 3119 1908 1119 747
07-07 65° 83° 4494 3161 1940 1143 766
07-08 61° 76° 4540 3197 1966 1161 779
07-09 55° 81° 4586 3233 1992 1179 792
07-10 66° 75° 4634 3272 2021 1200 807
07-11 67° 85° 4689 3316 2055 1226 829
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
07-12 71° 81° 4743 3360 2089 1252 850
07-13 71° 80° 4796 3403 2122 1277 870
07-14 66° 77° 4845 3443 2152 1299 886
07-15 58° 79° 4892 3479 2178 1317 900
07-16 64° 77° 4941 3518 2207 1338 916
07-17 58° 79° 4987 3555 2234 1357 929
07-18 60° 85° 5038 3595 2264 1380 947
07-19 66° 88° 5093 3640 2299 1406 969
07-20 72° 84° 5149 3686 2335 1435 992
07-21 65° 85° 5202 3730 2369 1460 1012
07-22 71° 80° 5256 3773 2402 1485 1033
07-23 67° 84° 5309 3816 2435 1510 1053
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
07-24 61° 74° 5355 3852 2461 1528 1066
07-25 52° 78° 5398 3886 2485 1544 1076
07-26 60° 81° 5447 3924 2513 1564 1092
07-27 65° 81° 5498 3965 2544 1587 1110
07-28 59° 78° 5544 4002 2571 1606 1123
07-29 52° 80° 5589 4036 2595 1622 1135
07-30 54° 83° 5635 4072 2621 1640 1148
07-31 55° 85° 5683 4110 2649 1660 1163
08-01 57° 85° 5732 4149 2678 1681 1179
08-02 63° 86° 5785 4192 2711 1706 1199
08-03 62° 82° 5835 4232 2741 1728 1216
08-04 58° 67° 5875 4262 2761 1740 1223
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
08-05 53° 75° 5917 4294 2783 1754 1232
08-06 55° 76° 5960 4328 2807 1770 1242
08-07 58° 75° 6005 4362 2831 1786 1254
08-08 50° 82° 6049 4396 2855 1802 1265
08-09 57° 83° 6097 4434 2883 1822 1280
08-10 57° 83° 6145 4472 2911 1842 1295
08-11 63° 79° 6194 4511 2940 1863 1311
08-12 60° 75° 6240 4547 2966 1881 1324
08-13 54° 78° 6284 4581 2990 1897 1335
08-14 62° 82° 6334 4621 3020 1919 1352
08-15 63° 81° 6384 4661 3050 1941 1369
08-16 63° 85° 6436 4703 3082 1965 1388
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
08-17 68° 81° 6488 4746 3115 1990 1407
08-18 63° 73° 6535 4782 3141 2008 1421
08-19 59° 79° 6582 4819 3168 2027 1435
08-20 55° 84° 6630 4857 3196 2047 1450
08-21 66° 87° 6684 4901 3230 2073 1471
08-22 60° 76° 6730 4938 3257 2092 1484
08-23 56° 73° 6773 4970 3279 2106 1494
08-24 48° 64° 6807 4994 3293 2113 1495
08-25 44° 71° 6843 5020 3309 2120 1498
08-26 46° 74° 6881 5048 3327 2130 1503
08-27 58° 77° 6926 5083 3352 2147 1515
08-28 60° 71° 6969 5117 3376 2163 1525
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
08-29 56° 75° 7013 5150 3399 2179 1536
08-30 55° 80° 7059 5186 3425 2196 1549
08-31 55° 71° 7100 5217 3446 2209 1557
09-01 43° 68° 7133 5240 3459 2214 1557
09-02 43° 77° 7171 5268 3477 2224 1562
09-03 55° 79° 7216 5303 3502 2241 1574
09-04 57° 86° 7265 5343 3532 2263 1590
09-05 53° 69° 7305 5372 3551 2274 1597
09-06 42° 66° 7337 5394 3563 2278 1597
09-07 46° 61° 7368 5415 3574 2281 1597
09-08 50° 67° 7404 5441 3590 2289 1600
09-09 41° 66° 7436 5463 3602 2293 1600
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
09-10 40° 70° 7468 5486 3615 2298 1600
09-11 43° 74° 7505 5512 3631 2306 1603
09-12 44° 78° 7544 5541 3650 2317 1610
09-13 50° 78° 7586 5573 3672 2331 1618
09-14 53° 79° 7630 5607 3696 2347 1630
09-15 53° 81° 7675 5642 3721 2365 1642
09-16 57° 84° 7724 5681 3750 2385 1657
09-17 60° 86° 7775 5722 3781 2408 1676
09-18 59° 78° 7821 5758 3807 2426 1689
09-19 59° 71° 7864 5791 3830 2442 1699
09-20 64° 82° 7915 5832 3861 2464 1717
09-21 66° 86° 7969 5876 3895 2490 1737
2017Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
09-22 67° 88° 8024 5922 3931 2518 1760
09-23 64° 87° 8078 5965 3964 2543 1781
09-24 63° 86° 8130 6008 3997 2568 1800
09-25 62° 84° 8181 6048 4027 2591 1818
09-26 60° 81° 8230 6087 4056 2611 1833
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
02-19 33° 60° 30 15 5 0 0
02-20 37° 57° 55 29 9 0 0
02-21 33° 42° 70 35 9 0 0
02-22 28° 40° 82 37 9 0 0
02-23 19° 45° 92 37 9 0 0
02-24 29° 33° 101 37 9 0 0
02-25 25° 33° 108 37 9 0 0
02-26 16° 31° 109 37 9 0 0
02-27 24° 41° 120 37 9 0 0
02-28 40° 51° 143 51 13 0 0
02-29 25° 43° 155 53 13 0 0
03-01 20° 24° 155 53 13 0 0
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
03-02 2° 27° 155 53 13 0 0
03-03 -0° 28° 155 53 13 0 0
03-04 3° 31° 155 53 13 0 0
03-05 25° 33° 162 53 13 0 0
03-06 14° 38° 166 53 13 0 0
03-07 39° 57° 192 69 19 0 0
03-08 49° 71° 230 97 36 10 5
03-09 57° 69° 271 128 57 23 13
03-10 43° 58° 299 146 66 23 13
03-11 32° 55° 321 157 67 23 13
03-12 30° 59° 343 170 70 23 13
03-13 45° 48° 367 184 74 23 13
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
03-14 45° 53° 394 201 81 23 13
03-15 42° 57° 422 219 89 23 13
03-16 46° 56° 451 238 98 24 13
03-17 37° 49° 473 249 99 24 13
03-18 29° 46° 488 255 99 24 13
03-19 28° 42° 501 258 99 24 13
03-20 23° 43° 512 259 99 24 13
03-21 29° 46° 528 265 99 24 13
03-22 32° 60° 552 279 103 24 13
03-23 35° 47° 571 287 103 24 13
03-24 32° 45° 587 294 103 24 13
03-25 28° 43° 601 298 103 24 13
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
03-26 29° 54° 620 307 103 24 13
03-27 32° 70° 649 326 112 25 13
03-28 35° 49° 669 336 112 25 13
03-29 30° 52° 688 345 112 25 13
03-30 34° 60° 713 360 118 25 13
03-31 49° 62° 746 383 131 31 13
04-01 38° 51° 769 396 134 31 13
04-02 25° 38° 779 396 134 31 13
04-03 19° 51° 792 399 134 31 13
04-04 27° 45° 806 403 134 31 13
04-05 19° 42° 815 403 134 31 13
04-06 33° 47° 832 411 134 31 13
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
04-07 33° 41° 847 415 134 31 13
04-08 26° 39° 858 416 134 31 13
04-09 19° 33° 862 416 134 31 13
04-10 22° 37° 869 416 134 31 13
04-11 35° 53° 891 428 136 31 13
04-12 30° 47° 908 435 136 31 13
04-13 31° 53° 928 445 136 31 13
04-14 30° 61° 952 459 139 31 13
04-15 32° 71° 982 478 149 32 13
04-16 41° 77° 1019 505 166 41 17
04-17 36° 78° 1054 531 181 49 19
04-18 44° 82° 1095 562 203 62 28
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
04-19 46° 62° 1127 583 214 65 28
04-20 46° 68° 1162 609 230 73 30
04-21 49° 63° 1196 633 244 79 31
04-22 48° 57° 1227 653 254 81 31
04-23 33° 58° 1251 667 258 81 31
04-24 38° 68° 1281 688 269 84 31
04-25 47° 77° 1322 718 289 97 38
04-26 40° 54° 1347 733 294 97 38
04-27 36° 61° 1374 750 301 97 38
04-28 39° 49° 1395 762 303 97 38
04-29 41° 52° 1420 776 307 97 38
04-30 37° 57° 1445 791 312 97 38
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
05-01 45° 50° 1470 807 318 97 38
05-02 42° 53° 1496 823 324 97 38
05-03 37° 66° 1526 842 333 98 38
05-04 47° 54° 1554 861 342 99 38
05-05 45° 66° 1588 884 355 104 39
05-06 41° 72° 1623 909 370 111 41
05-07 51° 72° 1662 939 390 123 47
05-08 38° 68° 1693 960 401 126 47
05-09 34° 67° 1722 979 409 126 47
05-10 48° 54° 1751 998 419 128 47
05-11 51° 68° 1789 1025 436 137 52
05-12 57° 71° 1831 1057 458 151 61
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
05-13 49° 66° 1866 1083 474 159 63
05-14 40° 51° 1890 1096 477 159 63
05-15 35° 48° 1909 1106 477 159 63
05-16 38° 68° 1940 1127 488 162 63
05-17 46° 64° 1973 1150 501 167 63
05-18 37° 66° 2003 1169 510 168 63
05-19 37° 71° 2034 1191 522 172 63
05-20 41° 72° 2069 1216 537 178 65
05-21 52° 74° 2110 1247 558 192 73
05-22 49° 72° 2149 1275 577 202 79
05-23 39° 78° 2186 1302 593 211 83
05-24 47° 86° 2230 1337 618 228 94
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
05-25 62° 86° 2283 1379 650 252 114
05-26 63° 86° 2335 1422 683 276 133
05-27 61° 85° 2386 1463 714 300 151
05-28 66° 87° 2441 1508 749 327 173
05-29 66° 86° 2495 1552 783 353 194
05-30 60° 84° 2545 1592 813 375 211
05-31 50° 84° 2590 1627 838 392 223
06-01 59° 80° 2638 1665 866 411 238
06-02 61° 82° 2687 1704 895 433 254
06-03 51° 81° 2731 1738 919 449 265
06-04 57° 84° 2780 1776 948 469 281
06-05 62° 70° 2824 1810 971 485 291
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
06-06 55° 79° 2869 1845 996 502 304
06-07 51° 63° 2904 1870 1012 509 306
06-08 44° 71° 2939 1896 1027 517 308
06-09 43° 71° 2974 1921 1042 523 310
06-10 56° 87° 3024 1960 1071 545 326
06-11 71° 93° 3083 2010 1111 577 353
06-12 57° 80° 3130 2046 1137 595 367
06-13 48° 75° 3169 2076 1157 606 373
06-14 60° 78° 3216 2113 1184 625 387
06-15 61° 86° 3268 2154 1216 649 406
06-16 63° 72° 3313 2190 1241 666 418
06-17 55° 87° 3362 2229 1270 688 434
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
06-18 54° 89° 3412 2268 1300 709 451
06-19 57° 91° 3464 2311 1332 734 470
06-20 70° 90° 3522 2359 1370 764 495
06-21 55° 83° 3569 2396 1397 782 509
06-22 56° 83° 3617 2433 1424 802 523
06-23 62° 79° 3665 2472 1453 823 539
06-24 54° 84° 3712 2509 1480 842 553
06-25 55° 89° 3762 2549 1510 864 570
06-26 68° 89° 3819 2596 1547 892 594
06-27 65° 92° 3876 2642 1583 921 617
06-28 54° 68° 3914 2671 1602 932 623
06-29 45° 80° 3955 2702 1623 944 631
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
06-30 48° 83° 3998 2735 1646 960 641
07-01 57° 74° 4042 2769 1670 976 652
07-02 48° 80° 4084 2801 1692 990 661
07-03 49° 81° 4127 2834 1715 1005 671
07-04 50° 82° 4172 2868 1739 1021 683
07-05 65° 88° 4226 2913 1774 1047 704
07-06 64° 90° 4281 2958 1809 1074 726
07-07 64° 91° 4336 3003 1844 1102 748
07-08 66° 91° 4393 3050 1881 1130 772
07-09 63° 78° 4442 3088 1909 1151 787
07-10 56° 84° 4489 3126 1937 1171 802
07-11 63° 85° 4542 3168 1969 1195 821
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
07-12 67° 94° 4600 3217 2008 1226 847
07-13 70° 88° 4657 3264 2045 1255 871
07-14 69° 88° 4714 3310 2081 1283 894
07-15 63° 77° 4761 3348 2109 1303 909
07-16 60° 78° 4808 3385 2136 1322 923
07-17 52° 87° 4855 3422 2163 1341 937
07-18 68° 86° 4911 3467 2198 1368 959
07-19 59° 86° 4961 3508 2229 1390 977
07-20 59° 91° 5014 3550 2262 1415 997
07-21 66° 90° 5070 3597 2298 1443 1020
07-22 74° 92° 5131 3648 2339 1477 1048
07-23 71° 93° 5191 3698 2379 1509 1075
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
07-24 69° 86° 5247 3743 2414 1536 1098
07-25 71° 89° 5305 3791 2453 1566 1123
07-26 60° 88° 5357 3834 2485 1590 1142
07-27 62° 90° 5411 3878 2519 1616 1163
07-28 61° 86° 5462 3919 2550 1640 1181
07-29 65° 80° 5513 3959 2580 1662 1199
07-30 63° 70° 5557 3994 2605 1679 1210
07-31 64° 78° 5606 4033 2634 1700 1226
08-01 58° 86° 5656 4073 2664 1722 1243
08-02 61° 85° 5708 4114 2695 1745 1261
08-03 62° 90° 5761 4158 2729 1771 1282
08-04 64° 92° 5818 4204 2766 1799 1306
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
08-05 69° 87° 5874 4251 2802 1828 1329
08-06 59° 86° 5925 4291 2832 1850 1346
08-07 59° 82° 5973 4329 2861 1870 1362
08-08 52° 85° 6019 4366 2887 1889 1375
08-09 54° 88° 6068 4405 2916 1909 1391
08-10 60° 92° 6122 4449 2950 1936 1412
08-11 70° 93° 6182 4498 2990 1967 1439
08-12 75° 91° 6243 4549 3030 2000 1467
08-13 72° 84° 6299 4595 3067 2028 1490
08-14 67° 82° 6351 4638 3099 2053 1509
08-15 63° 81° 6401 4678 3129 2075 1526
08-16 69° 83° 6455 4722 3163 2101 1547
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
08-17 65° 83° 6507 4764 3195 2125 1566
08-18 61° 84° 6558 4804 3226 2147 1584
08-19 67° 81° 6610 4847 3258 2172 1603
08-20 67° 81° 6662 4889 3290 2195 1622
08-21 60° 73° 6707 4923 3314 2212 1633
08-22 52° 76° 6749 4956 3337 2226 1643
08-23 55° 61° 6785 4981 3352 2234 1645
08-24 73° 79° 6839 5025 3386 2260 1666
08-25 68° 82° 6891 5068 3419 2285 1686
08-26 60° 81° 6940 5107 3448 2305 1702
08-27 64° 70° 6985 5141 3472 2322 1714
08-28 68° 83° 7038 5185 3506 2348 1734
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
08-29 63° 83° 7089 5225 3537 2370 1752
08-30 66° 81° 7140 5267 3568 2394 1770
08-31 64° 75° 7188 5304 3596 2413 1785
09-01 56° 71° 7230 5336 3617 2427 1793
09-02 53° 72° 7270 5367 3638 2440 1801
09-03 48° 75° 7310 5397 3658 2451 1808
09-04 51° 78° 7353 5429 3680 2466 1818
09-05 57° 85° 7402 5469 3710 2487 1834
09-06 71° 90° 7460 5517 3748 2518 1859
09-07 73° 84° 7517 5563 3785 2546 1883
09-08 69° 79° 7569 5605 3816 2570 1901
09-09 65° 79° 7619 5645 3846 2592 1918
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
09-10 61° 72° 7663 5679 3871 2608 1930
09-11 53° 70° 7702 5709 3890 2619 1936
09-12 52° 74° 7743 5740 3911 2633 1944
09-13 56° 80° 7789 5776 3937 2651 1957
09-14 57° 71° 7832 5808 3959 2665 1966
09-15 50° 71° 7870 5837 3978 2675 1972
09-16 53° 78° 7914 5870 4001 2691 1982
09-17 64° 76° 7962 5908 4029 2711 1997
09-18 58° 76° 8007 5943 4054 2728 2010
09-19 51° 81° 8051 5978 4079 2744 2021
09-20 60° 79° 8098 6015 4106 2764 2035
09-21 54° 79° 8143 6050 4131 2781 2047
2016Lo
(F)		Hi
(F)		GDD
22		GDD
32		GDD
42		GDD
50		GDD
55
09-22 62° 72° 8188 6085 4156 2798 2059
09-23 59° 69° 8230 6117 4178 2811 2068
09-24 52° 68° 8268 6144 4195 2821 2072
09-25 49° 74° 8307 6174 4215 2833 2079
09-26 59° 66° 8348 6204 4236 2845 2087
09-27 50° 65° 8383 6230 4251 2853 2089
09-28 50° 62° 8418 6254 4265 2859 2090
09-29 56° 60° 8454 6280 4282 2867 2094
09-30 58° 60° 8491 6307 4298 2876 2098

 

Latest Updates

March 29th, 2017Timing crabgrass pre-emergence applications

Please note that Dr. Frank has written another helpful article available from the MSU Extension web site.

http://msue.anr.msu.edu/news/timing_crabgrass_pre_emergence_applications


 

March 9th, 2017Controlling Annual Bluegrass Seedheads: Spray Now or Wait?

Dr. Kevin Frank has posted a useful article at the MSU Extension website. Please note it is written specifically for Michigan but may apply to other midwest regions.

"Growing degree-days have accumulated quickly, but it may not yet be time to apply plant growth regulators to control annual bluegrass seedheads on golf courses.

Read more: http://msue.anr.msu.edu/news/controlling_annual_bluegrass_seedheads_spray_now_or_wait


 

February 26th, 2017Early Spring in Michigan: Boom or Bust?

Dr. Kevin Frank has posted a helpful article on the MSU Extension website. Much of the midwest is experiencing the same (very) early warm-up, so non-Michiganders may find it help as well!

http://msue.anr.msu.edu/news/is_an_early_spring_a_boom_or_bust_for_golf_course_turf
 

February 16th, 2017Missing weather data

All air temperature data has been accounted for now.


 

 

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