Daily Weather and ET

Daily Weather Data at NWREC, Colby, Kansas, 2013
Colby Summer ET Data 2013   Not available yet

Garden City ET Data 2012

Colby

Daily Weather Data for each month of 2012
Daily Weather Data for each month of 2011
Daily Weather Data for each month of 2010
Daily Weather Data for each month of 2009
Daily Weather Data for each month of 2008
Daily Weather Data for each month of 2007
Daily Weather Data for each month of 2006
Daily Weather Data for each month of 2005
Daily Weather Data for each month of 2004

Long term annual and monthly precipitation (1893-2012)  MS Excel format

Long term annual and monthly precipitation (1893-2012)  Adobe PDF format
 

Summer ET Data, 2012
Summer ET Data, 2011
Summer ET Data, 2010
Summer ET Data, 2009

Summer ET Data, 2008
Summer ET Data, 2007

Summer ET Data, 2006
Summer ET Data, 2005
Summer ET Data, 2004
Summer ET Data, 2003
Summer ET Data, 2002
Summer ET Data, 2001
Summer ET Data, 2000
 

Discussion and Graph of 2012 ET and Precipitation, Colby
Discussion and Graph of 2002 ET and Precipitation, Colby
Discussion and Graph of 2001 ET and Precipitation, Colby
Discussion and Graph of 2000 ET and Precipitation, Colby

Historical Daily ETr, AET and Precipitation Data at NWREC, Colby, Kansas, 1972-2012
This file is in Excel and is fairly large (1.3 MB).  Right click to download to your computer.  Daily data for corn, May 15 - Sept. 11.  No additional weather data is included in file.

Modified Penman Reference Evapotranspiration (Alfalfa-based ETr) calculation files

ETr and associated weather data at NWREC, Colby, Kansas, May 1 through September 29 for 1972-1989

This file is in Excel and is fairly large (1.6 MB).  Right click to download to your computer. 

ETr and associated weather data at NWREC, Colby, Kansas, May 1 through September 29 for 1990-2012

This file is in Excel and is fairly large (1.7 MB).  Right click to download to your computer. 

ETr, TMax, TMin, Rain and GDDs at NWREC, Colby, Kansas, May 1 through September 29 for 1972-2012  Value Files

This file is in Excel and is fairly large (0.8 MB).  Right click to download to your computer. 

General Information for Using ET

Explanation of the importance of ET data
Simple irrigation scheduling software Kiscorn
More advanced KANSCHED irrigation scheduling software

Contact drogers@ksu.edu  for help with KANSCHED
Alfalfa-based Penman Crop Coefficients for Western Kansas(A discussion in PDF format)
Excel file containing the Crop Coefficients Do not use these crop coefficients with Penman-Monteith or other short grass-based ET equations!!!

Sunflower Kc values for modifying Alfalfa-based ETr values in Excel File  Uploaded January 2011

Clear day solar radiation calculator  This program can be used to calculate the maximum solar radiation on a given day of the year for a specific latitude.  Uploaded May 25, 2009.