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Federal MDSS Prototype Update

Federal MDSS Prototype Update

Kevin R. PettyBill P. Mahoney

National Center for Atmospheric Research

MDSS Stakeholder MeetingFalls Church, Virginia

August 10, 2006

Kevin R. PettyBill P. Mahoney

National Center for Atmospheric Research

MDSS Stakeholder MeetingFalls Church, Virginia

August 10, 2006

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System Overview

NOAA/NWSNOAA/GSD (Boulder, CO)

Supplemental Numerical Weather Prediction Models

oRUCRWIS Data via MADIS

NOAA/NWSNOAA/GSD (Boulder, CO)

Supplemental Numerical Weather Prediction Models

oRUCRWIS Data via MADIS

NOAA/NWS

Numerical Weather Prediction Models

oEtaoGFS

Surface ObservationsModel Statistics

NOAA/NWS

Numerical Weather Prediction Models

oEtaoGFS

Surface ObservationsModel Statistics

NCAR (Boulder, CO)NCAR (Boulder, CO)

Road Weather Forecast System

Road Condition and Treatment Module

Road Weather Forecast System

Road Condition and Treatment Module

Data ServerData Server

E-470 & CDOT Data

RWISRoad characteristicsRoute characteristics

E-470 & CDOT Data

RWISRoad characteristicsRoute characteristics

E-470 HQ & MaintenanceE-470 HQ & Maintenance

E-470 Staff Locations(access from home, etc.)E-470 Staff Locations

(access from home, etc.)

PC Java ApplicationPC Java Application

PC Java ApplicationPC Java Application

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Road Condition and Treatment ModuleRCTM

Road Condition and Treatment ModuleRCTM

•Added explanations for system recommended treatments•Modified logic used to determine recommended treatment plans•Instituted subsurface temperature profile correction scheme•Added comprehensive chemical selection capability including Caliber and IceBan•Added information derived from blowing snow algorithm to recommended treatment process•Updated system to track the amount of water on the roadway and the phase of the water (e.g. snow, slush, ice, wet, chemical wet, etc.)

•Added explanations for system recommended treatments•Modified logic used to determine recommended treatment plans•Instituted subsurface temperature profile correction scheme•Added comprehensive chemical selection capability including Caliber and IceBan•Added information derived from blowing snow algorithm to recommended treatment process•Updated system to track the amount of water on the roadway and the phase of the water (e.g. snow, slush, ice, wet, chemical wet, etc.)

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Miscellaneous UpgradesMiscellaneous Upgrades

•Altered static weighting scheme for quantitative precipitation forecasts •Examined and adjusted conditional probability threshold for declaring snow •Modified Forward Error Correction (FEC) Scheme •Changed insolation source

•Altered static weighting scheme for quantitative precipitation forecasts •Examined and adjusted conditional probability threshold for declaring snow •Modified Forward Error Correction (FEC) Scheme •Changed insolation source

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Display UpgradesDisplay Upgrades

•Adapted and enhanced graphical user interface to accommodate aforementioned changes•Adapted and enhanced graphical user interface to accommodate aforementioned changes

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Display UpgradesDisplay Upgrades

E-470 and CDOT ESS data from MADISE-470 and CDOT ESS data from MADIS

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Display UpgradesDisplay Upgrades

Added treatment explanations Added treatment explanations

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Display UpgradesDisplay Upgrades•Added additional chemical equations (Caliber, IceBan)

•Added additional chemical equations (Caliber, IceBan)

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Display UpgradesDisplay UpgradesRoadway water phase trackingRoadway water phase tracking

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Display UpgradesDisplay UpgradesForecast HistoryForecast History

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Conferences and meetings

• TRB Jan 2006• AMS Jan 2006• PIARC/SIRWEC Mar 2006• ITSA May 2006

UK Estonia

France Slovenia

Switzerland Norway

Lithuania Denmark

Latvia Japan

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MDSS Release 4.0 Distribution StatsMDSS Release 4.0 Distribution Stats

Total Recipients:49Total Vendors23USA Vendors14International 14DOT/Public Works 19Academic 6

Total Recipients:49Total Vendors23USA Vendors14International 14DOT/Public Works 19Academic 6

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MDSS Technology Transfer ChallengesMDSS Technology Transfer Challenges

Road Temperature Model No longer supportedNot robustNew models

FASSTMETRo

MDSS Display Code Falls short of the FRDLacks tactical alert capability

MDSS Release Adoption Little support requestedUsed for ideas and conceptsOrganizations want to minimize riskMeets project goals

Road Temperature Model No longer supportedNot robustNew models

FASSTMETRo

MDSS Display Code Falls short of the FRDLacks tactical alert capability

MDSS Release Adoption Little support requestedUsed for ideas and conceptsOrganizations want to minimize riskMeets project goals