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Thursday, 21 July 2016

Weekly Update (July 20, 2016; Wk 12) - Weather Synopsis

The average temperature over the past seven days (July 11-17, 2016) was slightly cooler than Long Term Normal (LTN). 


Across the southern prairies, the 7-day average cumulative rainfall was well above LTN values.



The average 30 day temperature for June 17 to July 17, 2016, was similar LTN and rainfall was 20% greater than LTN.





The average growing season temperature (April 1 – July 17, 2016) has been less than 1°C warmer than normal. 


Growing season rainfall has been approximately 20% above average.




The map below is the modelled soil moisture map for the prairies (up to July 17, 2016).


The map below shows the Lowest Temperatures the Past 7 Days (July 13-19, 2016) across the prairies:


The map below shows the Highest Temperatures the Past 7 Days (July 13-19, 2016):



The updated growing degree day map (GDD) (Base 5ºC, March 1 – July 17, 2016) is below:



While the growing degree day map (GDD) (Base 10ºC, March 1 – July 17, 2015) is below:





The maps above are all produced by Agriculture and Agri-Food Canada.  Growers may wish to bookmark the AAFC Drought Watch Maps for the growing season.


Additional precipitation and temperature data or maps are provided by the following:
Manitoba AGriculture's Crop Weather Report
Alberta Agriculture and Food's Weather Stations
Environment Canada's Historical Data Interface