About IEM One

IEM One is an interactive weather data visualization tool that provides access to radar imagery and weather warnings.

Exit to IEM Homepage

Recent Changes

• 19 May 2025: Added this help page.

Features

• Mode Selection: Choose between Real-time and Archive modes
• Time Navigation: Use arrow buttons or input field to navigate through time
• Layer Controls (☰): Toggle radar and warning layers
• Warnings Panel (⚠): View active weather warnings

Controls

• Time Controls: Located at the bottom of the screen
• Layer Toggle: Click ☰ to show/hide layer controls
• Warning Toggle: Click ⚠ to show/hide active warnings
• Exit: Click ⤶ to exit IEM One