Online Phenology Models and Degree-day Calculator
     
Weather station map: pan, zoom and click on pin (red pin shows current location):
DW7043 Ashburn VA  station: D7043 APRSWXNET elev: 312 ft lat/long: 39.0586 -77.4942 Bad/missing weather data 39.0481 -77.4728 D7043 24 at current location.   

 
  info Model category: 
  
Model: 

Thresholds:  lower: °  upper: °

 info Calculation type:  

Start:  

End:   

info  Forecast type: 

info  Output:  Condensed:  Show Daylength: 

              

 
Output preview: show future events:
       
  
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Oregon IPM Center at State University Integrated Pest Management PIPE Western
 Region Pest Management Center National Institute of Food and Agriculture
All data provided "as is" and users assume all risk in its use - see full disclaimer. All NWS derived data is not subject to copyright protection. This site hosted by the Integrated Plant Protection Center at Oregon State University with support from the USDA National Plant Diagnostic Network, The OSU Agricultural Experiment Station, various USDA CSREES/NIFA grants, USDA SARE, USDA RMA, and USDA IPM Centers - Western Region. Climate map data provided by OSU PRISM Group, real-time public weather data provided by U. Utah Mesowest and other networks including WSU AgWeatherNET, AGRIMET, CPS Adcon Networks, IFPNet Automata, California CIMIS, California PestCast, and others.
Previous versions online since May 16, 1997, new version 6.01, updated Jan 3, 2024
Contact Len Coop at coopl@science.oregonstate.edu if you have any questions about this program.