About MDSS
DISCLAIMER: This app doesn’t represent a government entity The MDSS app is a mobile application for the Pooled Fund Study Maintenance Decision Support System (MDSS). It is designed to provide mobile access to information
DISCLAIMER: This app doesn’t represent a government entity
The MDSS app is a mobile application for the Pooled Fund Study
Maintenance Decision Support System (MDSS). It is designed to provide
mobile access to information that supports transportation winter
maintenance decision making, including route-specific winter maintenance
recommendations, weather and pavement forecasts, and observational data
to include FAA/NWS and RWIS observations, weather maps, and camera images.
Account access is required. Organizations can subscribe to the MDSS service through DTN to enable access for their personnel. Contact DTN for subscription information.
DTN is the developer and provider of this App. DTN is not affiliated with any government agency. However, most users of this application are government customers of DTN providing them with weather and road condition information to support operations on the road.
For more detailed information about observational data please visit
National Weather Service (NWS) https://www.weather.gov/,
Federal Aviation Administration(FAA) https://www.faa.gov/,
Federal Highway Administration (FHWA) https://ops.fhwa.dot.gov/weather/faq.htm
Previous Versions
Here you can find the changelog of MDSS since it was posted on our website on 2016-09-29 11:02:28.
The latest version is 5.1.0 and it was updated on 2026-06-29 17:45:40. See below the changes in each version.
MDSS version 5.1.0
Updated At: 2026-06-22
Changes: Fixed Routes table values not displaying on some weather variables
Map Overlays can now be turned off
MDSS version 5.0.3
Updated At: 2026-05-26
Changes: Fixed an issue where road and weather condition reports submitted in Operator Mode were not appearing correctly in WebMDSS.
MDSS version 4.50.00
Updated At: 2026-04-15
Changes: bug fixes
MDSS version 4.49.00
Updated At: 2026-01-28
Changes: fix: resolve issue causing automatic logout
MDSS version 4.48.00
Updated At: 2026-01-23
Changes: - Fixed issue where road and weather conditions would reset automatically after a period of inactivity.
MDSS version 4.47.00
Updated At: 2025-12-17
Changes: Fixed login issues on lower Android versions
MDSS version 4.45.00
Updated At: 2025-08-20
MDSS version 4.44.01
Updated At: 2025-03-04
Changes: What's New?
- Improved the Full Map Click Anywhere feature (now positioned at the bottom right).
- Implemented a potential fix for the Operator Mode issue related to the Truck Number Red Banner.
- Fixed multiple crashes in Operator Mode and Main Mode
MDSS version 4.43.60
Updated At: 2025-02-18
Changes: What's New?
- Fixed issues on map when navigating to full map
- Fixed observation layers on top of route layer
MDSS version 4.42.00
Updated At: 2024-12-17
Changes: What's New:
Fixes:
- Resolved an issue where adding trucks to favorites did not reflect on the website and mobile app. Favorites are now synchronized across both platforms.
- Addresses the precipitation type display issues.
Disclaimer
Official Google Play Link
We do not host MDSS on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
The Google Play link for MDSS is provided to you by apps112.com without any warranties, representations or guarantees of any kind, so access it at your own risk.
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