Model
Single Image
Drag models to rearrange their order; click on the eye to hide or show this model
Two Models
Model 1
Model 2
Storm
Map
Cycle
Archive mode shows this model's archived hour 0 analyses alongside its forecast.
Parameters
Turn off Compare to change the parameters.
On: picking a base layer also replaces your overlays with the ones suggested for it (for example MSLP contours with 500-hPa height), or clears them if it has none.
Off: picking a base layer only changes the base layer; your overlays stay as they are.
Page Display
Geography
Projection
Direction
or custom colors
Light mode only
What's New
Model Viewer Settings
Preload Data
Loads all forecast hours or valid times for the currently selected layers. Limited means only the closest hours to the one currently selected preload to save data.
How often the viewer searches for new cycles or forecast hours as they are published
10 s
Customize how cycles are formatted in the cycle dropdown menu
Tokens: YYYY YY · MM M Mon Month · DD D · ddd dddd · HH H (UTC)
Units
Imperial (°F, in) or Metric (°C, mm) unit defaults across the website. These can be overridden for individual maps.
Map Text Size
Size of the map's labels (cities, contour labels, highs and lows, data and station labels, highway markers). Auto makes them larger on large screens.
Valid Time Label
Customize which time zone to show valid times for.
Customize how local time is formatted.
Tokens: YYYY YY · MM M Mon Month · DD D · ddd dddd · h hh H HH (hour) · mm (minutes) · a A (am, AM) · z (time zone) · [text] as is
Global Wind Barb Settings
Configure default global wind barb size, opacity and density. These can be overridden by individual layers.
Customize the default model that loads when opening the page without a specialized URL.
Switch When
How to handle cases where the cycle you're viewing ages out of the website
Right/Left Keys
What the right and left arrow keys do: step to the next or previous forecast hour, or pan the map right or left without changing the hour.
Colormap
Save Animation
Forecast hour range
Background Color Presets
My presets
None yet: add one below.