Spotted Wing Drosophila (SWD) degree-days (DDs) for selected eastern locations (updated daily)
8 days ahead of 2017
1 days ahead of 2016
10 days ahead of normal
Station Location (S to N) SWD DDs August 14, 2018
  Hollywood N Perry Apt FL   6244 DDs
same as 2017
4 days ahead of 2016
11 days ahead of normal
  Naples Muni Apt FL   5878 DDs
2 days behind 2017
4 days ahead of 2016
12 days ahead of normal
  Punta Gorda Charlotte FL   5597 DDs
2 days ahead of 2017
7 days ahead of 2016
10 days ahead of normal
  Orlando Int Apt FL   5276 DDs
5 days behind 2017
same as 2016
6 days ahead of normal
  Jay FL   4388 DDs
4 days behind 2017
5 days ahead of 2016
21 days ahead of normal
  Jacksonville CW2951 NC   3502 DDs
4 days behind 2017
5 days ahead of 2016
same day as normal
  Aberdeen CW7955 NC   3461 DDs
4 days behind 2017
5 days ahead of 2016
12 days ahead of normal
  Sanford-Lee Co Reg Apt NC   3406 DDs
2 days ahead of 2017
5 days ahead of 2016
8 days ahead of normal
  Surry CW5207 VA   3224 DDs
3 days behind 2017
3 days ahead of 2016
16 days ahead of normal
  Mechanicsville CW8767 VA   3059 DDs
2 days behind 2017
2 days ahead of 2016
4 days ahead of normal
  Lewisburg / Greenbrier WV   2313 DDs
19 days ahead of 2017
3 days ahead of 2016
27 days ahead of normal
  Orange County Airport VA   2707 DDs
2 days behind 2017
6 days behind 2016
7 days ahead of normal
  Charleston Yeager Apt WV   2970 DDs
3 days ahead of 2017
1 days ahead of 2016
20 days ahead of normal
  Winchester Regional VA   2393 DDs
2 days behind 2017
11 days behind 2016
4 days ahead of normal
  Vineland N2IVN NJ   2868 DDs
8 days behind 2017
3 days ahead of 2016
28 days ahead of normal
  Washington Co Apt PA   2420 DDs
20 days ahead of 2017
6 days ahead of 2016
46 days ahead of normal
  Greensburg CW9002 PA   2350 DDs
4 days ahead of 2017
11 days behind 2016
30 days ahead of normal
  Harrisburg KQ3F PA   2386 DDs
1 days ahead of 2017
3 days behind 2016
3 days ahead of normal
  Farmingville WB2CMF NY   2218 DDs
4 days ahead of 2017
1 days behind 2016
11 days ahead of normal
  Danbury DW0489 CT   1840 DDs
9 days behind 2017
13 days behind 2016
3 days ahead of normal
  Poughkeepsie Dutchess NY   2199 DDs
7 days ahead of 2017
9 days behind 2016
13 days ahead of normal
  West Hartford N1PSJ CT   2347 DDs
8 days ahead of 2017
same as 2016
14 days ahead of normal
  Woonsocket Oak Grove RI   1999 DDs
1 days ahead of 2017
5 days behind 2016
8 days ahead of normal
  Erie N3BXL PA   1884 DDs
8 days behind 2017
12 days behind 2016
5 days ahead of normal
  Ithaca Tompkins Reg Ap NY   1855 DDs
5 days ahead of 2017
same as 2016
19 days ahead of normal
  Hudson CW8371 NH   2031 DDs
8 days ahead of 2017
1 days behind 2016
17 days ahead of normal
  THOMPSON FARM AT DURHA NH   1778 DDs
8 days ahead of 2017
1 days ahead of 2016
3 days ahead of normal
  Boothbay DW2510 ME  NA

In presenting this information, we wish to stress that errors can occur. Use the information with caution. Predictive models do not replace the need for monitoring in the field. If you observe conditions that differ substantially from model predictions, please contact Len Coop to determine if the model inputs were incorrect, if the model functioning or weather data are in error, or if the model is inappropriate for your conditions.