Spotted Wing Drosophila (SWD) degree-days (DDs) for selected eastern locations (updated daily)
17 days ahead of 2017
20 days behind 2016
DDs now EXCEED full year normal DDs
24 days ahead of 2017
3 days behind 2016
DDs now EXCEED full year normal DDs
22 days ahead of 2017
same as 2016
DDs now EXCEED full year normal DDs
Station Location (S to N) SWD DDs September 24, 2018
  Hollywood N Perry Apt FL   7627 DDs
same as 2017
6 days ahead of 2016
13 days ahead of normal
  Naples Muni Apt FL   7196 DDs
2 days behind 2017
3 days ahead of 2016
13 days ahead of normal
  Punta Gorda Charlotte FL   6946 DDs
3 days ahead of 2017
9 days ahead of 2016
12 days ahead of normal
  Orlando Int Apt FL   6601 DDs
3 days behind 2017
same as 2016
8 days ahead of normal
  Jay FL   5607 DDs
2 days behind 2017
4 days ahead of 2016
42 days ahead of normal
  Jacksonville CW2951 NC   4585 DDs
2 days behind 2017
4 days ahead of 2016
1 days behind normal
  Aberdeen CW7955 NC   4522 DDs
2 days behind 2017
4 days ahead of 2016
32 days ahead of normal
  Sanford-Lee Co Reg Apt NC   4495 DDs
12 days ahead of 2017
7 days ahead of 2016
24 days ahead of normal
  Surry CW5207 VA   4341 DDs
4 days ahead of 2017
6 days ahead of 2016
DDs now EXCEED full year normal DDs
  Mechanicsville CW8767 VA   4151 DDs
8 days ahead of 2017
5 days ahead of 2016
17 days ahead of normal
  Lewisburg / Greenbrier WV   3157 DDs
DDs now EXCEED full year 2017 DDs
12 days ahead of 2016
DDs now EXCEED full year normal DDs
  Orange County Airport VA   3649 DDs
4 days ahead of 2017
13 days behind 2016
25 days ahead of normal
  Charleston Yeager Apt WV   3994 DDs
15 days ahead of 2017
same as 2016
DDs now EXCEED full year normal DDs
  Winchester Regional VA   3256 DDs
11 days ahead of 2017
19 days behind 2016
15 days ahead of normal
  Vineland N2IVN NJ   3915 DDs
2 days behind 2017
7 days ahead of 2016
DDs now EXCEED full year normal DDs
  Washington Co Apt PA   3324 DDs
DDs now EXCEED full year 2017 DDs
24 days ahead of 2016
DDs now EXCEED full year normal DDs
  Greensburg CW9002 PA  NA
  Harrisburg KQ3F PA   3288 DDs
13 days ahead of 2017
7 days behind 2016
18 days ahead of normal
  Farmingville WB2CMF NY   3124 DDs
15 days ahead of 2017
4 days behind 2016
DDs now EXCEED full year normal DDs
  Danbury DW0489 CT   2504 DDs
11 days behind 2017
27 days behind 2016
11 days ahead of normal
  Poughkeepsie Dutchess NY   3043 DDs
24 days ahead of 2017
16 days behind 2016
DDs now EXCEED full year normal DDs
  West Hartford N1PSJ CT   3227 DDs
22 days ahead of 2017
4 days behind 2016
DDs now EXCEED full year normal DDs
  Woonsocket Oak Grove RI   2721 DDs
1 days ahead of 2017
16 days behind 2016
43 days ahead of normal
  Erie N3BXL PA  NA
  Ithaca Tompkins Reg Ap NY   2599 DDs
25 days ahead of 2017
5 days ahead of 2016
DDs now EXCEED full year normal DDs
  Hudson CW8371 NH   2804 DDs
23 days ahead of 2017
4 days behind 2016
DDs now EXCEED full year normal DDs
  THOMPSON FARM AT DURHA NH   2474 DDs
22 days ahead of 2017
same as 2016
22 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.