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Situation Unit Leader

SITL Incident Position Description

The Situation Unit Leader (SITL) is responsible for overseeing map production, and for fire behavior, fire weather, and incident status inputs on wildland fire incidents. The SITL supervises any configuration of Fire Behavior Analyst (FBAN), Long Term Analyst (LTAN), Field Observer (FOBS), Infrared Interpreter (IRIN), and Geographic Information System Specialist (GISS). The SITL reports to a Planning Section Chief (PSC) and works in the Planning functional area.

Leadership Level 3, Leader of People (Develop Intent)

  • For additional information review Level 3 description, expected behaviors and knowledge, suggested development goals, and self-study opportunities.

Prepare and Mobilize

  • Ensure individual readiness.
  • Gather critical information pertinent to the assignment.
  • Travel to and check in at the assignment.
  • Check in with the incident supervisor and/or dispatch when arriving at the incident.
  • Review Incident Action Plan (IAP) and obtain briefing, objectives, and intent
    from supervisor.
  • Obtain briefing from previous shift/assignment position, as necessary.
  • Coordinate with PSC with resource needs for the assignment.

Build the Team

  • Establish and communicate chain of command, reporting procedures, risk management processes, and radio frequency management.
  • Establish a common operating picture with supervisors and subordinates.
  • Participate in operational briefings as directed.
  • Arrange meetings within your section to gain feedback and improve capabilities.

Supervise and Direct Work Assignments

  • Adjust actions based on changing information and evolving situation awareness. Develop and implement contingency plans. Communicate changing conditions to assigned resources and supervisor.
  • Identify, analyze, and use relevant situational information to make informed decisions and take appropriate actions.
  • Provide for the safety and welfare of assigned personnel.
  • Establish and maintain positive interpersonal and interagency working relationships.

Perform Situation Unit Leader-Specific Duties

  • Use maps, Global Positioning System (GPS), and other tools and applications to gather information and complete assignments.
  • Complete and submit Incident Status Summary (ICS 209).
  • Obtain briefing from PSC.
  • Attend planning meetings.
  • Organize and supervise subordinates and work areas to meet the needs of the unit.
  • Obtain maps and gather operational information.
  • Establish operational procedures with personnel, technical specialists, and operational personnel.
  • Prepare and maintain incident maps and displays.
  • Work with the GISS for map production.
  • Print and deliver maps to meet the needs of the incident.
  • Prepare and maintain incident history on maps and narratives.
  • Integrate data from various sources into meaningful information required by operations personnel. Sources could include infrared data, aerial photographs, unmanned aircraft systems (UAS), GIS, GPS, verbal reports from FOBS, etc.
  • Order infrared/UAS services using established procedures.
  • Manage infrared technological services and present data to the Operations section in a useable format.
  • Establish time frames and compile information for planning meetings and IAP.
  • Provide documentation of situation unit activities.
  • Review and approve subordinate time reports.
  • Provide input to the final narrative and transition plan.
  • Develop contingency plans for a power outage, equipment breakdown, and staffing shortage.
  • Coordinate with supply and or expanded dispatch on status of orders.
  • Report unexpected occurrences to PSC (such as injuries, illnesses, accidents, political contacts, and property loss or damage).

Communicate and Coordinate

  • Follow established processes and chain of command for collecting, producing, and distributing information.
  • Ensure clear understanding of expectations and timely communication within and across Incident Command System (ICS) functional areas and chain of command.
  • Establish communications and exchange necessary briefings/information with the following:
    • Support resources
    • Adjacent resources
    • Supervisor
    • Other ICS functional areas
  • Communicate effectively using multichannel radios. Prepare and program radios for assignment. Use plain language and ICS terminology.
  • Conduct and/or participate in After Action Reviews (AAR).

Manage Risk

  • Apply the Risk Management Process as stated in the NWCG Incident Response Pocket Guide (IRPG), PMS 461:
    • Identify Hazards
    • Assess Hazards
    • Develop Controls and Make Risk Decisions
    • Implement Controls
    • Supervise and Evaluate
  • Ensure Lookouts, Communications, Escape Routes, and Safety Zones (LCES) are established and known to all firefighters before they are needed. Refer to guidelines stated in IRPG.
  • Use Look Up, Down and Around in the IRPG to help maintain situational awareness. Adjust actions accordingly. Develop and communicate contingency plans and trigger points.
  • Utilize Safety Officers (SOFs) to assist with the risk management process and provide input into the safety of operations.

Document

Demobilize

  • Confirm demobilization instructions with the supervisor.
  • Plan for demobilization. Brief assigned resources on demobilization procedures and responsibilities. Ensure incident and agency demobilization procedures and work/rest driving standards are followed.
  • Return equipment and supplies to the appropriate unit.
  • Complete demobilization checkout process before being released from the incident.
  • Upon demobilization, report status to the home unit including reassignment or estimated time of arrival (ETA) to the home unit.

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NWCG Latest Announcements

NEW! S-212, Intermediate Faller (Online) Course Available Now 

Date:  April 23, 2026
Questions? 
Please contact: Hazard Tree and Tree Felling Subcommittee

NWCG is pleased to announce that the new S‑212, Intermediate Faller (Online), course is now available on the Wildland Fire Learning Portal (WFLP). This second course in the series provides students with the knowledge and skills required to perform the duties of an Intermediate Faller (FAL2), as described in the FAL2 Incident Position Description. This course is intended for individuals seeking to advance from Basic Faller (FAL3) to FAL2.

S‑212, Intermediate Faller is a fully online, self‑paced training program consisting of 13 units. Learners will engage with interactive, scenario‑based content designed to progressively build foundational skills and knowledge essential for the FAL2 role.

Students must be qualified as a Basic Faller (FAL3) prior to enrolling in S‑212, Intermediate Faller course.

Any changes to qualification pathways will take effect with the next update of the NWCG Standards for Wildland Fire Position Qualifications, PMS 310-1, scheduled for January 2027.

References:

S-212 Intermediate Faller (Online)

RMC Memo 26-01: Transition Plan for Implementing Updates to Intermediate Faller (FAL2) Position Qualifications

Intermediate Faller (FAL2) Position Page

NWCG Standards for Wildland Fire Chainsaw Operations, PMS 212

New Aircraft Flight Schedule Form, PMS 249

Date:  April 17, 2026
Questions? 
Please contact: National Coordination System Committee

A new publication from the National Coordination System Committee (NCSC) is now available. The NWCG Aircraft Flight Schedule Form, PMS 249, will be used for aviation crews and dispatch to share flight information that is needed for resource tracking, and if needed, for emergency procedures.

For further details, please contact your NCSC representative. 

References:

NCSC Memo 26-01: Implementation of NWCG Aircraft Flight Schedule Form, PMS 249

NWCG Aircraft Flight Schedule Form, PMS 249

New Glossary Term for Review

Date:  April 15, 2026
Questions? 
Please contact: Data Standards and Terminology Board (DSTB)

The Data Standards and Terminology Board is requesting feedback on a new glossary term: Resource Protection Measure (RPM).

The proposed definition is: Practical guidance provided for incident personnel in a manner in which incident objectives can be achieved while reducing impacts to identified resources across the landscape. RPMs are informed by, but not restricted to, Minimum Impact Strategies and Tactics (MIST).

Please review, share with your subgroups, and provide feedback as appropriate through the following form: Request Feedback The comment period will close May 10, 2026.

Thank you for your engagement in the NWCG glossary process – your participation is key to our success.

References:

Glossary Request Feedback

Quarter Three Materials for the 2025-2026 Wildland Fire Leadership Campaign Now Available

Date:  April 1, 2026
Questions? 
Please contact: Leadership Committee

NWCG is excited to announce that Quarter Three materials for the 2025/2026 Wildland Fire Leadership Campaign are now available. This annual initiative offers all students of leadership and wildland fire management an opportunity to engage with essential leadership skills and knowledge needed to lead effectively in dynamic environments.

Quarter Three materials focus on Leadership Level 3: Leader of People (Develop Intent). Leadership Level 3 is where your values, your team, and your influence come together. Leaders of People put their teams first, build trust, and lead with authenticity. They mentor future leaders and shape decisions up and down the chain.

References:

2025/2026 NWCG Leadership Campaign - Leadership Levels

Wildland Fire Leadership Development Program

Leadership Committee