NAWIPS Programs 

Ntrans

· Select NTRANS from the NTL menu, this will open the main graphics window.

Loading a graphic

· On black portion of graphics window, click the right mouse button. This will toggle "on" 2 windows. Clicking the right mouse button again toggles them off.

· On the "Select Model" window, click one of the model buttons. This will present a list of metafiles in the window. Click on the desired file and then click the "Select" button.

· In the "Group Selection" window, click the left mouse button on the desired graphic. Then click the left mouse button on the "1" button at the bottom of the "Group Selection" window. (Hint: If you want the windows to disappear while the graphic is loading, click the right mouse button on the "1" button).

· Once the graphic has finished loading, the VCR buttons (yellow buttons in the upper-right portion of the Ntrans window) will be filled in with black symbols.

Looping

· Click the left mouse button on the desired control to step or loop forward/backward. (Hint: The + and - keys on the keyboard will step forward/backward and the l (ell) key will start the loop forward.

· To change the loop speed, turn off the looping and pull-down the "Tools" menu, selecting Dwell Rate (You can also type Ctrl-D). A "Dwell Rate Setting" menu will appear. You can adjust the first/intermeadiate/last times individually, or you can just click on the 1-5 buttons at the bottom to change the loop speed.

Other Utilities

· If new graphics have been created since you started Ntrans, you must click the "Update" button on the "Select Model" window, or from the "File" pull-down menu. This will cause Ntrans to rescan the disk and allow you to access the newer data.

· To change any of the graphics colors, click the middle mouse button on the desired color. A menu will pop up displaying 32 colors that you can select. You can also vary the RGB settings individually. Click on "Close" to save the new selection. Click on "Default" to return to the original color.

Nwx

Used to display text data.

Displaying most recent product

· Click the left mouse button on Data in the menu. A new window will pop up. Choose your desired data type from the menu selections.

· If your selection is a National product (e.g., issued from NMC), the most recent version of it will be displayed in the text window.

· If your selection is a Local product (i.e., issued from a local WSFO or WFO), red diamonds will be plotted on the map. Using the left mouse button, click on the desired location. The most recent version of the product will be displayed in the text window.

· Once a product is displayed in the text window, you can click on the "Previous" text-window button to view the previous version of the product. The "Next" button allows you to view the next version of the product.

Changing the map background

· Click the left mouse button on Map menu. From the pull-down menu you can select a different map background.

Choosing between Station or State

· Click the left mouse button on Data. In the pop up window there is an option for station or state.

· If you choose Station (the default), only the product for the exact location that you select on the map will be displayed in the text window. If you choose State, the product for all stations in the state you select on the map will be displayed in the text window.

Changing the default time

· Also within this menu, you may choose from Today, Yesterday, or the Day Before Yesterday.