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S-190, Introduction to Wildland Fire Behavior (Online) 2008

Course Description

This course provides instruction in the primary factors affecting the start and spread of wildfire and recognition of potentially hazardous situations. S-190 is typically taught in conjunction with or prior to Firefighter Training, S-130. The material is divided into three online modules (1 to 3 hours each).

Click here to view the NWCG curriculum course certification


  • Tutorial
  • Module 1: Basic Concepts of Wildland Fire
  • Module 2: Fuel, Topography, and Weather
  • Module 3: Fire Behavior

There is a challenge review at the end of each module. If you successfully complete the challenge review, you will be able to print a module proof of completion. Before you begin the challenge review, you MUST be connected to an active printer! The Learning Management System will track your progress and enable you to print your proof of completion.

Course Components and Hours to Complete

Course components

Hours to complete

Pre-selection assessment


Pre-course work


Online training


Instructor-led units (completed in a classroom)




Target Group

Entry-level firefighters. Students utilizing this online training must be affiliated with an NWCG member agency (through direct membership or agreement) or a member of a fire department.

Course Prerequisites


Course Level


Reference Material

Wildland Fire Incident Management Field Guide PMS 210
Incident Response Pocket Guide
Job Aid: Remember and Follow Rules
Wildland Incidents: Equipment to Bring

Read Registration Directions Below and Then Start the Online Training

  1. Click the "New Students Click Here To Register Now!" link under the login box on the right hand side of the screen
  2. Fill out the online registration form.
  3. Write down your User ID and Password. This information will also be sent to your via email.
  4. Enter your User Id and Password. You MUST change your Password following your initial login.
  5. From the Home Page, on the upper right side of the screen, select "Click to Browse Catalog".
  6. On the left side of screen select "NWCG Courses" and hover your mouse pointer over the desired online course and select "Add to To-Do-List".
  7. The online course can then be launched from your "Home Page, To-Do-List".

Note: Once you have registered the catalog populates at the top of each hour; therefore depending on when you registered you may have to wait up to one hour before you can access the course in the catalog.

Course Access

Note: When you select the above "Click to Start Online Course" button you will initially be directed to a page that explains critical computer hardware, software and technical requirements.