Presentation Transcript
Orientation : Orientation Storm-Based Warnings
A Presentation for NOAA’s NWS Managers
by
Warning Decision Training Branch
Here is the Outline of the Orientation : Here is the Outline of the Orientation Section 1: Rationale of SBW
Section 2: Overview of the SBW Training
Section 3: Roles and Responsibilities
Section 4: Timelines
Section 1: Rationale of SBWs : County-Based Tornado Warnings
8 Counties under warning
Almost 1 million people warned More specific
Increased clarity
Supports new dissemination technology Section 1: Rationale of SBWs Three simultaneous tornadoes within line of severe thunderstorms Storm-Based Tornado Warnings
70% less area covered
~600,000 fewer people warned
A Recent Example of SBW with Greater Precision and Lead Time : A Recent Example of SBW with Greater Precision and Lead Time Graphics provided by Ken Waters (PRH) 71% Reduction ! Storm-Based Warning for Enterprise, AL Tornado March 1, 2007
An Extreme Example ofFalsely Alarmed Area : An Extreme Example of Falsely Alarmed Area Look at the size of the SVR in southern CA
SBW will significantly reduce size of warned area
Delineation Improves FFWs : Delineation Improves FFWs
Graphic Disseminationof Storm-Based Warnings : Graphic Dissemination of Storm-Based Warnings
Private Sector Use of Storm-Based Warnings Increases : Private Sector Use of Storm-Based Warnings Increases Iowa Environmental Mesonet (IEM Cow)
http://mesonet.agron.iastate.edu/cow/
What are the Digital Dissemination Benefits of SBWs? : What are the Digital Dissemination Benefits of SBWs? Eye to the future of DEAS (Digital Emergency Alert System)
Public can receive warning info on a variety of digital devices
Computers
Phones
PDAs
TV
Satellite Radio
SBW Testing Already Underway : SBW Testing Already Underway 23 Offices tested SBW ‘05
Little change in POD
FAR 10% lower
What’s New with the SBW Product? : What’s New with the SBW Product? Area hatched is described
by encoded polygon
Direction of Motion added
Storm-Based Warning Challenges : Legacy Dissemination Technology is County Based
TV
NOAA Weather Radio
EAS Activation (FCC)
Siren Systems (local jurisdictional based)
Multiple Warnings in One County
Easy To Differentiate Graphically; Hard to Describe Verbally
VTEC Event Tracking Number Uniquely Defines Multiple Warnings For Parsing Computer Programs Storm-Based Warning Challenges
Storm-Based Warning Challenges (cont.) : How to convey uncertainties in Polygons for storm threat evolutions
Deviant movement in supercells
Pulse storms
Flash flooding Storm-Based Warning Challenges (cont.)
Challenges for SB WarningsCounty Warning Area Boundaries : Challenges for SB Warnings County Warning Area Boundaries
Storm-Based Warnings Require New Set of Performance Measures : Storm-Based Warnings Require New Set of Performance Measures Government Performance Results Act (GPRA) Tornado Warning Performance Goals
Section 2: Overview of the SBW Training : Section 2: Overview of the SBW Training
Who Should Take the Training? : Who Should Take the Training? Intended Audience
NOAA/NWS Forecasters with Convective Weather Warning Responsibility
Pre-requisites
DLOC or WSR-88D Ops Course Graduate
Advanced Warning Operations Course (Core and Severe Tracks)
Deliverables
2 hours of material on the LMS (and 1 hr of WES training )
Printed materials with DVD
What are the Learning Activities? : What are the Learning Activities?
+ Online Interactive Modules WES Job Sheets
Training Content Details : Training Content Details Using Polygons to identify threat areas for multiple storm situations
Isolated and multiple SBW TORs in close proximity
SBW TORs in lines
Flash flood SBWs (KS Turnpike Event)
Training Content Details (cont.) : Training Content Details (cont.) Polygon issues
CWA boundaries
Gaps in warnings
WarnGen limits
What are Job Sheets? : What are Job Sheets? Effective learning applications using mini-WES cases
Section 3: Roles and Responsibilities : Section 3: Roles and Responsibilities Traditional Assumption for Performance Improvement
Training → Learning → Transfer
= Performance
A New Focus on Performance: : A New Focus on Performance: Combination
of → Performance → Results
Interventions
What were MIC Supports that Helped Learning and Performance? : What were MIC Supports that Helped Learning and Performance? Supports Reported
What Can Management Do to Help SBWs Succeed? : What Can Management Do to Help SBWs Succeed? Ensure 100% training completion for every office
Work with User Community to prepare for Service Change
Support improved storm verification procedures
Require an annual warning skill performance assessment (using WES)
Section 4: TimelinesStorm-Based Warning Implementation Schedule : Section 4: Timelines Storm-Based Warning Implementation Schedule F M A M J J A S O N D Forecasters Complete SBW Training Training Development 2007 Oct. 1 Service Change Pilot test of training package OB 8.1 Deploy New LMS released OB 8.1 Beta
Who Can Help? : Who Can Help? WDTB Administration (LMS problems, etc.)
405-573-3321 (Linda Curtis)
sbwhelp@wdtb.noaa.gov
WDTB help on SBW training
OCWWS SBW Page
wdtb.noaa.gov
Summary and Questions : Summary and Questions SBWs will provide an excellent opportunity for improvement in warning performance
But…
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