Online Phenology Models and Degree-day Calculator
info GWU Virginia Science & VA  station: 1857W WEATHERSTEM elev: 259 ft  lat/long: 39.0547 -77.4439
  Select location by clicking on pin in Google Map above
 Asian longhorned beetle
 [num. trees]

OSU OIPMC model analysis
  info Model category: 

  Select model: (see list)   (model params) 

  Output in:

  Starting date instructions: calendar date - set on Jan 1

  End:      Note - start date reset to database default. 
  Model validation status: Could benefit from data from additional years and regions Region(s): Developed from multiple studies including Smith and Keena

  info Forecast type: 


Weather data QA score 0.91; 0 days missing
Date DDs Event
 Jun 18 6 days ago 1420 1st egg hatch
 Jun 23 1 day ago 1590 50% adult emergence
 Jul 13 19 days away 2160 75% adult emergence
 Jul 25 31 days away 2500 1st 5th instar larvae
 Aug 2 39 days away 2730 95% adult emergence

  info  Output:  Simple header  No table  Graph precip 

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Oregon IPM Center at Oregon State University IPM PIPE The PRISM Group at OSU 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, this version 5.6, updated Jan 3, 2024
Contact Len Coop at if you have any questions about this program.