CropTime OSU Weather Data and Phenology/Degree-Day Models APRSWXNET Network - other tables for OR include: All Networks, AGRIMET, METAR, see our homepage.

Interactive degree-day maps Degree-day & Phenology Model Calculator  Also try the full-featured calculator/DD model (NW states only) Select model:  Degree-Day Calculator enter your own thresholds #### Crop Models available: #### barley P. Miller, MSU oat P. Miller, MSU Pea (yellow-determinate or indeterm) P. Miller MSU sweet corn [Jubilee] Coop et al. (1993) Wheat R P. Miller, MSU winter wheat Karow et al. 1993 #### Insect Models available: #### bertha armyworm [vegetables] Bailey 1976 black cutworm [vegetables] Luckmann et al. 1976 cabbage looper [vegetables] Toba etal 1973 corn earworm [sweet corn] Hartstack et al. 1976 cabbage Maggot - Dreves 2005 newsletter (pdf) Sugarbeet Root Maggot Bechinski et al. 1990 Thresholds: lower: °F   upper: °F (or celsius °C:)   Calc. method: simple average growing dds (corn) single triangle double triangle single sine double sine Start (biofix) date:  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31  End date:  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31   same year following year Forecast zipcode or city, state: Table - to SORT click on headers:

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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, various USDA NIFA and RMA grants, and USDA IPM Centers - Western Region. Climate map data provided by OSU PRISM Group, realtime public weather data provided by U. Utah Mesowest and various other networks.
This site on-line since April 5, 1996; last update Jan. 2, 2013
Contact Len Coop, OSU IPPC and Botany & Plant Pathology Dept. at coopl@science.oregonstate.edu or 541-737-5523 if you have any questions about this information.