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2017 Spotter Training Updates!

For spotter training completed, new spotter processing has been completed.

  • For training completed at Boulder (5/09), new spotter letters were mailed out Monday, May 15th.
  • For training completed at Centennial (5/04) and Hugo (5/6), new spotter letters were mailed out on Monday, May 8th.
  • For training completed at Longmont (4/24), new spotter letters were mailed out on Tuesday, May 2nd.
  • For training completed at Kiowa (4/17), Metro State (4/18), Denver (4/11), and Commerce City (4/22), new spotter letters were mailed Monday, May 1st.
  • For training completed at Thornton (4/6), new spotter letters were mailed out on Friday, April 28th.
  • For training completed at Fort Collins/ARES and Loveland, new spotter letters will be mailed out on Monday, April 24th.
  • For training completed in Firestone, Akron, Sterling, and Fort Morgan; new spotter letters were mailed out on Monday, April 17th.
  • For training completed with the Denver Radio Club in Jefferson County on March 15th, new spotter letters were mailed out on April 14th.
  • For training completed in Greeley on March 14th, New spotter letters will be mailed out on April 5th.
  • For training completed in Holyoke, Haxtun, and Julesburg; spotter letters were mailed out on Wednesday,March 29th. 
  • 2017 spotter training locations are now online. We will be adding more sites as soon as they are scheduled. Click here for the link for 2017 training dates and locations. Most of the training do require an RSVP, so note any instructions.
  • If you are an existing spotter that was retrained, the spotter database has been updated with your latest information, but no formal letters will be issued.

Monthly and Seasonal Snowfall for 2016-2017 season: 

  • If you reported snowfall in April, please send an email to
  • The snowfall table has been updated through April and can be found at If you are a trained spotter and would like your station included in this table, send me an email to If you have decided you would like to be removed from the table, also let me know.
  • Monthly and seasonal snowfall maps have been updated through March of 2017 at
  • The final 2015-2016 snowfall table can be found at

Wintry Items of note

  • After our last spring storm, snow pack has increased to near normals for this time of year across the Colorado mountains.  Locally, across the South Platte River Basin, the average snow pack is at 99% of normal as of April 30th.

Winter Weather Refreshers 

  • Local Skywarn Information can be found at
  • Snow Measuring Tips (Courtesy of CoCoRaHs)
  • When to Report to NWS. Use our dedicated 800# or  Click to submit storm report
    • New Interface for submitting storm reports which includes a new location map. Let us know if there are any problems or suggestions for improvement with report form.
    • Heavy snow (snowfall rates 1" per hour or greater)
    • Blizzard conditions (winds 35 mph or greater, and visibility less than a 1/4 mile in snow and blowing snow). 
    • Impassable roads and road/highway closures due to snow and wind.
    • Dense Fog: visibility less than a 1/4 of a mile
    • Freezing drizzle (road and other surfaces become icy)

Previous News:  

  • Submit storm report will be on the far left hand pull down menu under current hazards.
  • If you have moved and changed addresses or phone numbers,  please send me a quick note with the change to
  • Spotter news can be found from the top of our web page in the News of the Day. 
  • Thanks for all your continuing support in the Spotter Program. Scott Entrekin