National Weather Service United States Department of Commerce

Slippery Travel Possible: Freezing Drizzle Late Tonight, Snow Monday

In areas where temperatures are below freezing, freezing drizzle will develop late tonight. Drizzle will transition to snow Monday morning, then end late Monday. Roads and sidewalks may become slippery late tonight and through the day Monday. Slow down and allow extra time to reach your destination. Read More >

2019 Spotter Training


The storm spotter training for 2019 is complete.  We thank everyone who came to our training or attended via webinar.

In addition, there are several on-line storm spotter training modules and reference materials available:

Do you have questions about SKYWARN or becoming a spotter?  Click here for our SKYWARN FAQ page.  Most sessions are open to the general public with no need to pre-register.  All training is free and usually lasts around 2 hours.

Main NWS La Crosse contact for spotter training is Todd Shea, Warning Coordination Meteorologist.

Last Updated: 5/7/19

Date Time County City Location / Attendance
March 4 6:30 p.m. Fillmore Chatfield, MN 57 people
March 12 6:30 p.m. La Crosse La Crosse, WI 51 people
March 14 7:00 p.m. Clayton Edgewood, IA 90 people
March 18 6:30 p.m. Olmsted Rochester, MN 247 people
March 20 1:00 p.m. ALL NWS La Crosse Service Area On-line Webinar
March 25 6:30 p.m. Vernon Viroqua, WI 60 people
March 26 6:30 p.m. Chickasaw New Hampton, IA 60 people
March 28 7:00 p.m. ALL NWS La Crosse Service Area On-line Webinar
April 2 6:30 p.m. Dodge Kasson, MN 128 people
April 3 6:30 p.m. Winona Winona, MN 94 people
April 8 6:30 p.m. Jackson /
Ho-Chunk Nation
Black River Falls, WI 17 people
April 9 6:30 p.m. Winneshiek Ossian, IA 49 people
April 10 6:30 p.m. Taylor Medford, WI 33 people
April 15 6:30 p.m. Adams Adams, WI 16 people
April 16 6:30 p.m. Wabasha Lake City, MN 55 people
April 22 6:30 p.m. Grant Platteville, WI 97 people
April 23 7:00 p.m. ALL NWS La Crosse Service Area On-line Webinar
May 7 6:30 p.m. Mitchell Osage, IA 22 people




Surrounding NWS Forecast Office Spotter Schedules:

Outline of the 2019 Presentation

First Half

  • Introduction to Storm Spotting
  • Information about NWS La Crosse
  • The Spotting Process
  • Sources of weather information
  • NWS Information / Outlooks 
  • Spotter deployment 
  • Spotting locations
  • Stages of the thunderstorm (updraft/downdrafts)
  • Thunderstorm Hazards (Flooding, Lightning, Hail)
  • Downbursts
  • Thunderstorm Wind

Second Half

  • Squall Lines / Shelf Clouds (updated!) 
  • Supercells
  • Elements of the Supercell
  • Wall Clouds
  • Tornado definitions and examples
  • Funnel clouds
  • Challenges to spotters
  • Communication
  • Spotter reporting procedures/guidelines
  • Spotter safety
  • Case examples / review