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Crabgrass Germination Prediction (GDD 50)
through Tue, Aug. 22. 2017

 
  

Lafayette, IN

       

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 44° 64° 136 78 34 10 0
02-20 39° 67° 167 99 45 13 0
02-21 52° 61° 202 124 60 20 2
02-22 49° 65° 237 149 75 27 4
02-23 46° 61° 268 170 86 30 4
02-24 44° 67° 302 194 100 36 4
02-25 26° 43° 315 197 100 36 4
02-26 20° 47° 326 198 100 36 4
02-27 31° 55° 347 209 101 36 4
02-28 44° 63° 379 231 112 39 4
02-29 n/a n/a n/a n/a n/a n/a n/a
03-01 36° 62° 406 248 119 39 4
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
03-02 29° 36° 416 248 119 39 4
03-03 25° 34° 424 248 119 39 4
03-04 29° 45° 439 253 119 39 4
03-05 32° 64° 465 269 125 39 4
03-06 53° 60° 499 294 139 46 5
03-07 39° 63° 528 313 148 46 5
03-08 37° 56° 552 327 153 46 5
03-09 29° 53° 571 336 153 46 5
03-10 25° 37° 580 336 153 46 5
03-11 23° 27° 583 336 153 46 5
03-12 20° 35° 589 336 153 46 5
03-13 27° 32° 596 336 153 46 5
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
03-14 16° 28° 596 336 153 46 5
03-15 15° 31° 597 336 153 46 5
03-16 17° 42° 605 336 153 46 5
03-17 32° 46° 622 343 153 46 5
03-18 37° 43° 640 351 153 46 5
03-19 31° 51° 659 360 153 46 5
03-20 41° 52° 683 375 157 46 5
03-21 35° 54° 706 387 160 46 5
03-22 25° 39° 716 387 160 46 5
03-23 29° 54° 735 396 160 46 5
03-24 48° 75° 775 426 179 58 12
03-25 56° 72° 817 458 201 72 21
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
03-26 54° 62° 853 484 217 80 24
03-27 49° 62° 887 508 231 86 25
03-28 41° 52° 911 523 236 86 25
03-29 45° 56° 940 541 245 86 25
03-30 45° 59° 970 561 254 88 25
03-31 39° 54° 994 575 258 88 25
04-01 38° 57° 1019 590 264 88 25
04-02 41° 62° 1049 610 273 90 25
04-03 50° 65° 1085 636 289 98 28
04-04 46° 56° 1114 655 298 99 28
04-05 43° 53° 1140 671 304 99 28
04-06 36° 49° 1160 681 304 99 28
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
04-07 35° 53° 1181 693 306 99 28
04-08 33° 65° 1209 710 313 99 28
04-09 52° 76° 1251 742 336 113 37
04-10 61° 70° 1295 776 360 129 48
04-11 47° 62° 1328 799 373 134 48
04-12 37° 66° 1358 819 382 135 48
04-13 47° 74° 1396 847 400 146 53
04-14 46° 79° 1436 877 421 158 61
04-15 57° 81° 1483 915 448 177 75
04-16 58° 70° 1525 947 470 191 84
04-17 51° 72° 1565 976 489 202 90
04-18 46° 78° 1605 1006 509 214 97
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
04-19 60° 78° 1652 1043 536 234 111
04-20 56° 76° 1696 1077 560 250 122
04-21 45° 55° 1724 1095 568 250 122
04-22 42° 61° 1753 1114 578 251 122
04-23 38° 70° 1785 1136 590 255 122
04-24 42° 75° 1822 1163 607 264 126
04-25 51° 78° 1864 1196 629 278 136
04-26 62° 83° 1915 1236 660 301 153
04-27 49° 62° 1948 1260 673 306 153
04-28 45° 58° 1978 1279 682 308 153
04-29 50° 57° 2009 1301 694 311 153
04-30 49° 69° 2046 1328 711 320 157
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
05-01 48° 67° 2082 1353 726 328 160
05-02 43° 54° 2108 1369 733 328 160
05-03 36° 55° 2132 1383 736 328 160
05-04 44° 49° 2156 1397 741 328 160
05-05 42° 55° 2183 1414 747 328 160
05-06 42° 57° 2210 1431 755 328 160
05-07 37° 62° 2238 1449 762 328 160
05-08 33° 63° 2264 1465 768 328 160
05-09 45° 59° 2294 1485 778 330 160
05-10 51° 76° 2335 1516 800 343 168
05-11 50° 67° 2371 1543 816 351 171
05-12 49° 71° 2409 1571 834 361 176
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
05-13 46° 78° 2450 1601 854 374 184
05-14 56° 85° 2498 1639 883 394 199
05-15 56° 85° 2547 1678 911 415 215
05-16 64° 76° 2595 1716 939 435 230
05-17 68° 84° 2649 1760 973 461 251
05-18 70° 89° 2706 1808 1011 490 275
05-19 50° 68° 2744 1835 1028 500 280
05-20 51° 75° 2785 1866 1049 513 288
05-21 53° 68° 2823 1895 1068 523 294
05-22 47° 72° 2861 1922 1086 533 298
05-23 57° 71° 2903 1955 1108 547 307
05-24 56° 64° 2941 1982 1126 557 312
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
05-25 54° 63° 2978 2009 1142 566 316
05-26 52° 77° 3020 2041 1165 580 325
05-27 62° 73° 3065 2076 1190 597 337
05-28 60° 77° 3112 2113 1217 616 351
05-29 58° 80° 3159 2150 1244 635 365
05-30 54° 74° 3201 2182 1266 649 374
05-31 53° 78° 3244 2216 1289 664 384
06-01 52° 81° 3289 2250 1313 681 396
06-02 52° 84° 3335 2286 1340 699 409
06-03 58° 89° 3387 2328 1371 723 428
06-04 71° 88° 3444 2375 1409 752 452
06-05 65° 86° 3498 2419 1442 778 473
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
06-06 53° 77° 3541 2452 1466 793 483
06-07 55° 75° 3584 2485 1488 808 493
06-08 50° 79° 3626 2517 1511 822 502
06-09 61° 88° 3678 2560 1543 846 522
06-10 65° 85° 3731 2603 1576 871 542
06-11 67° 88° 3787 2648 1612 899 564
06-12 70° 92° 3846 2697 1651 930 590
06-13 71° 90° 3904 2746 1689 960 616
06-14 67° 86° 3959 2791 1724 987 637
06-15 67° 85° 4013 2835 1758 1013 659
06-16 66° 86° 4067 2879 1792 1039 679
06-17 71° 83° 4122 2924 1827 1066 701
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
06-18 67° 80° 4174 2965 1858 1090 720
06-19 61° 79° 4222 3003 1886 1110 735
06-20 57° 77° 4267 3038 1911 1127 747
06-21 62° 84° 4318 3079 1942 1150 765
06-22 73° 82° 4373 3124 1977 1177 787
06-23 66° 76° 4422 3163 2007 1198 803
06-24 59° 74° 4467 3198 2032 1215 815
06-25 55° 73° 4509 3230 2053 1229 824
06-26 52° 71° 4549 3260 2073 1241 831
06-27 50° 74° 4588 3290 2093 1252 837
06-28 54° 80° 4634 3325 2118 1270 850
06-29 71° 84° 4689 3370 2154 1297 872
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
06-30 69° 81° 4742 3414 2187 1322 892
07-01 67° 82° 4795 3456 2219 1347 912
07-02 62° 84° 4845 3497 2250 1369 929
07-03 70° 87° 4902 3543 2286 1398 953
07-04 68° 85° 4956 3587 2321 1424 974
07-05 65° 85° 5009 3630 2354 1449 994
07-06 69° 86° 5065 3676 2390 1477 1017
07-07 69° 86° 5121 3722 2425 1505 1040
07-08 62° 77° 5168 3760 2453 1524 1054
07-09 57° 83° 5217 3798 2481 1545 1070
07-10 72° 81° 5271 3842 2516 1571 1091
07-11 69° 78° 5323 3884 2548 1595 1110
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
07-12 71° 84° 5379 3930 2584 1623 1133
07-13 73° 85° 5436 3977 2621 1652 1157
07-14 67° 79° 5487 4018 2652 1675 1175
07-15 58° 78° 5534 4055 2678 1694 1189
07-16 63° 83° 5585 4096 2709 1717 1207
07-17 61° 83° 5635 4136 2739 1739 1224
07-18 62° 85° 5686 4178 2771 1762 1242
07-19 65° 87° 5741 4222 2805 1789 1264
07-20 70° 87° 5797 4268 2841 1817 1287
07-21 71° 86° 5853 4315 2878 1845 1311
07-22 71° 83° 5909 4360 2913 1873 1333
07-23 72° 85° 5965 4407 2950 1901 1357
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
07-24 66° 78° 6015 4446 2980 1923 1373
07-25 59° 79° 6062 4483 3007 1942 1387
07-26 61° 83° 6112 4523 3036 1964 1404
07-27 71° 81° 6166 4567 3070 1990 1425
07-28 67° 80° 6217 4608 3102 2013 1443
07-29 55° 77° 6261 4642 3126 2029 1454
07-30 57° 81° 6308 4679 3153 2048 1468
07-31 61° 83° 6357 4719 3182 2069 1485
08-01 65° 85° 6411 4762 3215 2095 1505
08-02 62° 82° 6461 4802 3245 2117 1522
08-03 64° 85° 6513 4844 3278 2141 1541
08-04 56° 71° 6555 4876 3300 2155 1550
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
08-05 53° 76° 6598 4909 3322 2170 1560
08-06 59° 69° 6640 4941 3344 2184 1569
08-07 64° 75° 6687 4978 3372 2203 1583
08-08 53° 78° 6731 5012 3395 2219 1594
08-09 56° 80° 6777 5048 3421 2237 1607
08-10 57° 84° 6825 5086 3450 2257 1622
08-11 65° 81° 6876 5127 3481 2280 1640
08-12 58° 76° 6921 5162 3505 2297 1652
08-13 52° 78° 6964 5195 3529 2312 1662
08-14 59° 83° 7013 5234 3557 2333 1678
08-15 64° 85° 7066 5277 3590 2358 1698
08-16 65° 87° 7119 5321 3624 2383 1719
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
08-17 72° 83° 7175 5366 3660 2411 1741
08-18 64° 81° 7226 5407 3690 2434 1759
08-19 63° 82° 7276 5448 3721 2456 1776
08-20 62° 86° 7329 5490 3753 2481 1796
08-21 69° 84° 7383 5534 3788 2507 1817
08-22 65° 78° 7433 5574 3817 2529 1834
08-23 55° 75° 7476 5607 3840 2544 1844
08-24 52° 73° 7516 5637 3861 2556 1851
08-25 49° 74° 7556 5667 3880 2568 1858
08-26 51° 75° 7597 5698 3901 2581 1866
08-27 52° 76° 7639 5730 3924 2595 1875
08-28 56° 78° 7684 5765 3948 2612 1887
2017Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
08-29 58° 78° 7730 5801 3974 2630 1900
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
02-19 37° 63° 54 18 8 0 0
02-20 37° 68° 84 39 19 3 0
02-21 31° 52° 103 48 19 3 0
02-22 23° 44° 115 49 19 3 0
02-23 25° 49° 130 54 19 3 0
02-24 32° 36° 142 57 19 3 0
02-25 30° 33° 152 57 19 3 0
02-26 19° 34° 156 57 19 3 0
02-27 22° 43° 167 57 19 3 0
02-28 40° 61° 195 76 27 3 0
02-29 35° 54° 217 88 29 3 0
03-01 33° 44° 234 94 29 3 0
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
03-02 15° 35° 237 94 29 3 0
03-03 30° 34° 247 94 29 3 0
03-04 20° 34° 251 94 29 3 0
03-05 26° 41° 263 96 29 3 0
03-06 32° 52° 283 106 29 3 0
03-07 40° 60° 311 124 37 3 0
03-08 49° 71° 349 152 55 13 5
03-09 56° 67° 388 181 75 25 12
03-10 41° 56° 415 198 81 25 12
03-11 35° 57° 439 212 85 25 12
03-12 38° 54° 463 226 89 25 12
03-13 48° 58° 494 247 100 28 12
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
03-14 52° 57° 527 270 113 33 12
03-15 50° 73° 566 299 133 44 18
03-16 47° 63° 599 322 145 49 18
03-17 38° 60° 627 339 153 49 18
03-18 34° 53° 648 351 154 49 18
03-19 35° 48° 667 360 154 49 18
03-20 26° 47° 682 365 154 49 18
03-21 26° 51° 699 372 154 49 18
03-22 40° 67° 730 393 165 52 18
03-23 53° 67° 768 421 183 62 23
03-24 37° 60° 794 437 190 62 23
03-25 32° 46° 812 444 190 62 23
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
03-26 27° 60° 833 456 191 62 23
03-27 36° 73° 866 479 204 66 23
03-28 39° 49° 888 490 206 66 23
03-29 31° 58° 910 503 208 66 23
03-30 39° 66° 940 523 218 69 23
03-31 50° 64° 975 548 233 75 25
04-01 39° 49° 997 560 235 75 25
04-02 31° 43° 1012 565 235 75 25
04-03 26° 63° 1034 577 237 75 25
04-04 31° 56° 1056 589 239 75 25
04-05 23° 48° 1070 592 239 75 25
04-06 40° 53° 1094 607 243 75 25
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
04-07 36° 45° 1113 616 243 75 25
04-08 32° 44° 1129 622 243 75 25
04-09 24° 38° 1138 622 243 75 25
04-10 30° 52° 1157 631 243 75 25
04-11 37° 52° 1179 643 246 75 25
04-12 29° 53° 1198 652 246 75 25
04-13 29° 60° 1221 665 249 75 25
04-14 32° 66° 1248 682 256 75 25
04-15 37° 74° 1282 706 270 81 26
04-16 45° 81° 1323 737 291 94 34
04-17 45° 81° 1364 768 312 107 42
04-18 43° 83° 1405 799 333 120 50
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
04-19 47° 79° 1446 831 354 133 58
04-20 49° 72° 1485 859 373 144 64
04-21 55° 71° 1526 890 394 157 72
04-22 44° 62° 1557 912 405 160 72
04-23 42° 65° 1589 933 417 164 72
04-24 40° 77° 1626 960 434 173 76
04-25 51° 82° 1671 995 458 190 87
04-26 54° 74° 1713 1027 481 204 97
04-27 46° 59° 1744 1048 492 207 97
04-28 45° 61° 1775 1069 503 210 97
04-29 46° 59° 1806 1090 514 213 97
04-30 46° 54° 1834 1108 522 213 97
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
05-01 51° 68° 1872 1136 539 223 101
05-02 48° 54° 1901 1155 549 224 101
05-03 47° 67° 1936 1180 564 231 103
05-04 43° 54° 1963 1197 571 231 103
05-05 41° 66° 1995 1219 582 235 103
05-06 37° 76° 2029 1243 597 241 104
05-07 45° 71° 2065 1269 612 249 107
05-08 34° 62° 2091 1285 619 249 107
05-09 49° 58° 2123 1307 630 252 107
05-10 57° 72° 2165 1340 653 267 117
05-11 58° 79° 2212 1376 680 286 130
05-12 56° 70° 2253 1407 701 299 139
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
05-13 48° 71° 2291 1435 718 308 143
05-14 39° 57° 2317 1451 724 308 143
05-15 35° 56° 2340 1464 728 308 143
05-16 36° 68° 2371 1485 738 311 143
05-17 49° 60° 2403 1507 751 315 143
05-18 42° 70° 2437 1531 765 321 144
05-19 38° 73° 2471 1555 778 327 145
05-20 50° 70° 2508 1583 796 337 150
05-21 53° 78° 2552 1616 819 352 160
05-22 43° 84° 2593 1647 841 365 168
05-23 41° 82° 2633 1677 861 377 175
05-24 49° 87° 2679 1713 886 395 188
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
05-25 60° 88° 2731 1755 918 419 207
05-26 65° 82° 2782 1796 950 442 225
05-27 64° 87° 2835 1840 983 468 246
05-28 68° 87° 2891 1885 1019 495 268
05-29 62° 88° 2944 1928 1052 520 288
05-30 54° 91° 2995 1969 1082 543 306
05-31 58° 91° 3047 2011 1114 567 325
06-01 60° 79° 3094 2048 1142 586 339
06-02 63° 85° 3146 2090 1174 610 358
06-03 50° 85° 3191 2125 1199 628 370
06-04 61° 71° 3235 2159 1223 644 381
06-05 62° 78° 3284 2198 1251 664 397
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
06-06 60° 88° 3336 2240 1283 688 416
06-07 54° 71° 3376 2270 1304 700 423
06-08 45° 79° 3416 2300 1324 712 430
06-09 50° 83° 3461 2335 1348 729 442
06-10 67° 94° 3519 2384 1387 760 468
06-11 72° 96° 3581 2435 1429 793 496
06-12 65° 91° 3637 2481 1465 821 519
06-13 53° 90° 3687 2521 1495 843 536
06-14 69° 83° 3741 2565 1529 869 557
06-15 68° 88° 3796 2611 1564 897 580
06-16 65° 83° 3849 2653 1596 921 599
06-17 62° 88° 3901 2695 1629 946 618
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
06-18 57° 90° 3953 2737 1661 969 637
06-19 59° 92° 4006 2780 1694 995 657
06-20 72° 91° 4066 2830 1733 1026 684
06-21 66° 86° 4120 2874 1767 1052 705
06-22 61° 77° 4167 2911 1794 1071 719
06-23 69° 85° 4222 2956 1829 1098 741
06-24 64° 85° 4274 2998 1862 1122 760
06-25 62° 89° 4328 3042 1895 1148 781
06-26 71° 92° 4387 3091 1935 1179 807
06-27 68° 89° 4444 3138 1971 1208 831
06-28 56° 73° 4487 3171 1994 1223 841
06-29 48° 78° 4528 3202 2015 1236 849
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
06-30 48° 78° 4568 3232 2036 1249 856
07-01 60° 77° 4615 3269 2062 1267 870
07-02 49° 71° 4652 3297 2080 1277 875
07-03 57° 66° 4692 3326 2100 1288 881
07-04 61° 75° 4738 3362 2126 1306 894
07-05 63° 85° 4790 3404 2158 1330 913
07-06 67° 86° 4845 3449 2192 1357 935
07-07 66° 83° 4897 3491 2225 1381 954
07-08 65° 87° 4951 3535 2259 1407 975
07-09 61° 81° 5000 3574 2288 1428 991
07-10 53° 83° 5046 3611 2314 1447 1005
07-11 61° 87° 5098 3653 2346 1471 1024
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
07-12 66° 88° 5154 3698 2381 1498 1046
07-13 66° 85° 5207 3741 2415 1523 1066
07-14 66° 88° 5262 3786 2450 1550 1088
07-15 64° 83° 5314 3828 2481 1574 1107
07-16 59° 79° 5361 3865 2509 1593 1121
07-17 56° 84° 5409 3903 2536 1613 1136
07-18 68° 80° 5461 3945 2568 1637 1155
07-19 67° 88° 5516 3990 2604 1664 1177
07-20 68° 87° 5572 4036 2639 1692 1200
07-21 69° 89° 5629 4083 2676 1721 1224
07-22 72° 87° 5686 4130 2714 1750 1248
07-23 72° 92° 5747 4181 2754 1783 1276
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
07-24 70° 90° 5804 4229 2792 1813 1301
07-25 69° 84° 5859 4273 2827 1840 1322
07-26 63° 83° 5911 4315 2858 1863 1341
07-27 59° 85° 5961 4355 2889 1885 1358
07-28 63° 86° 6013 4397 2921 1910 1377
07-29 66° 85° 6067 4441 2955 1935 1398
07-30 66° 80° 6118 4482 2986 1958 1416
07-31 62° 81° 6167 4522 3015 1980 1433
08-01 62° 85° 6219 4563 3046 2003 1451
08-02 63° 86° 6271 4605 3079 2028 1470
08-03 64° 89° 6326 4650 3114 2054 1492
08-04 64° 91° 6381 4696 3149 2082 1515
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
08-05 71° 86° 6438 4742 3186 2110 1538
08-06 64° 85° 6490 4784 3218 2134 1557
08-07 55° 83° 6538 4822 3245 2154 1572
08-08 65° 87° 6591 4865 3279 2180 1592
08-09 61° 88° 6644 4908 3311 2204 1612
08-10 65° 91° 6700 4954 3347 2232 1635
08-11 71° 92° 6759 5003 3387 2264 1661
08-12 73° 88° 6818 5052 3426 2294 1687
08-13 72° 87° 6876 5100 3463 2324 1712
08-14 65° 80° 6926 5140 3494 2346 1729
08-15 66° 76° 6975 5179 3523 2367 1745
08-16 70° 81° 7028 5222 3556 2392 1765
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
08-17 69° 83° 7082 5266 3590 2418 1786
08-18 68° 84° 7136 5310 3624 2445 1807
08-19 67° 81° 7189 5353 3656 2469 1827
08-20 67° 79° 7240 5394 3688 2492 1845
08-21 58° 74° 7284 5428 3711 2508 1856
08-22 53° 77° 7327 5461 3734 2523 1866
08-23 54° 60° 7362 5486 3750 2530 1868
08-24 75° 82° 7418 5532 3786 2558 1891
08-25 72° 83° 7473 5578 3821 2586 1914
08-26 70° 83° 7528 5622 3855 2612 1935
08-27 70° 80° 7581 5665 3889 2637 1955
08-28 69° 87° 7637 5711 3925 2665 1978
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
08-29 69° 88° 7694 5758 3961 2694 2002
08-30 69° 88° 7750 5804 3998 2722 2025
08-31 64° 82° 7801 5845 4029 2745 2043
09-01 59° 75° 7846 5880 4054 2762 2055
09-02 56° 75° 7890 5914 4078 2778 2066
09-03 55° 78° 7934 5948 4102 2794 2077
09-04 56° 79° 7980 5984 4128 2812 2090
09-05 61° 88° 8033 6027 4160 2837 2110
09-06 70° 90° 8091 6075 4198 2867 2135
09-07 72° 91° 8150 6124 4238 2898 2161
09-08 71° 80° 8203 6167 4271 2923 2181
09-09 66° 78° 8253 6207 4301 2945 2198
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
09-10 61° 76° 8299 6244 4327 2964 2212
09-11 53° 74° 8341 6275 4349 2977 2220
09-12 53° 78° 8385 6309 4372 2993 2231
09-13 56° 82° 8432 6346 4400 3012 2245
09-14 66° 77° 8481 6385 4429 3033 2261
09-15 61° 79° 8529 6423 4457 3053 2276
09-16 59° 83° 8579 6463 4486 3075 2293
09-17 65° 81° 8630 6504 4518 3098 2311
09-18 60° 81° 8678 6542 4546 3118 2326
09-19 54° 85° 8726 6580 4573 3138 2341
09-20 58° 88° 8777 6621 4604 3161 2359
09-21 61° 86° 8828 6662 4636 3185 2377
2016Lo
(F)
Hi
(F)
GDD
22
GDD
32
GDD
42
GDD
50
GDD
55
09-22 59° 74° 8873 6697 4661 3201 2389
09-23 63° 87° 8926 6740 4694 3226 2409
09-24 68° 82° 8979 6783 4727 3251 2429
09-25 60° 88° 9031 6825 4759 3275 2448
09-26 58° 71° 9074 6858 4781 3290 2458
09-27 50° 75° 9114 6888 4802 3302 2465
09-28 51° 64° 9149 6913 4817 3310 2467
09-29 54° 69° 9189 6943 4837 3321 2474
09-30 59° 64° 9229 6973 4856 3333 2481

 

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.