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 >> hec now/forecasting
>> hec flows
>> weather conditions
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Offsite Data:
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>> more lake conditions

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Help Document For HECWFS Map Viewer

Pan the map:  Press the left-button of the mouse and drag the images in the map view to the position you like, release the button to stop pan. When this tool is deactivated, the icon looks like  .   Reactivate the pan tool by clicking this gray icon on the right side of the toolbar.
Reveal data for map point:  Click the left-button of the mouse on the arrow that represents the water flow in the map view, a marker   will appear, and then a cloudy dialog will popup to display the data associated with the arrow. When this tool is deactivated, the icon looks like  .  Reactivate the pan tool by clicking this gray icon on the right side of the toolbar.
Select Nowcast/Forecast Date and Time:  Click the arrow on the drop-down list to display a full list of all available data sorted by their date and time. Click on an item will cause the map to reload the data with that particular date and time. By default, the nowcast data displayed is the latest one; the forecast data displayed is the most recent one.
Select Time Zone:  Click this link on the toolbar, a dialog(see below) will popup to allow users to switch between the GMT/UTC/Zulu Time and the local time zone on users' computers.Click 'OK' button to activate the change, otherwise click 'Back' button to return.By default, the time zone is GMT.

  
Select Measurement Units:  Click this link on the toolbar, a dialog(see below) will popup to allow users to switch between the Metric System and English System.Click 'OK' button to activate the change, otherwise click 'Back' button to return. By default, the measurement unit is metric system.

  
Select Model Output:  Click this link on the toolbar, a dialog(see below) will popup to allow users to switch between the HECWFS nowcast   and    forecast.Click 'OK' button to activate the change, otherwise click 'Back' button to return. By default, the model output displayed is nowcast.A blue tag on the upper right-hand corner of the map displays the type of the current model output.

  
Select Base Layer:  Click the radio buttons to switch among 4 base layers provided by Google. By default, the satellite layer is on. Caution: the terrain layer has less zoom level, so this layer may not be available at certain scales.
Select HECWFS Layers:  Click the check boxes to turn on/off HECWFS layers. By default, the surface water speed layer is on, the model grid layer is off.


What is WMS-T? What is IOOS DIF compliant?

WMS-T is the OGC Web Map Service with the enhanced support to temporal requests.WMS specifies that the basic format used for TIME requests is based on the ISO 8601:1988(E) .extended. format. IOOS stands for Integrated Ocean Observing System. GLOS, as the regional association of IOOS, follows NOAA IOOS Data Integration Framework (DIF) to implement its Data Management and Communication (DMAC) component.All products GLOS developed under the DMAC should be compliant with DIF standards and protocols. DIF defines several core DIF standards, WMS-T is one of them.

How can we utilize these resources?

Coming soon...