1Import NRCC Data February 2015

Obtaining NRCC Rainfall Data and

Importing it into WinTR-20

2Import NRCC Data February 2015

Program to convert NRCC text file and import it into WinTR-

20 Program is incorporated into

Windows interface; Reads NRCC text file created by the

user through download; After downloading text file, open

WinTR-20 Windows interface and click “File” then “Import NRCC Data”;

Rainfall Distribution and Rainfall Data become a part of the WinTR-20 input data file.

3Import NRCC Data February 2015

NRCC web site:

Open the NRCC NWS web site at http://www.precip.net

4Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Data for 7 states are available. There are several ways to select a location.

5Import NRCC Data February 2015

Import NRCC Data into WinTR-20

6Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Zoom and Pan to Springfield, MA. Place the hand icon at the desired location and double click to show red pushpin. Click Submit button.

7Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Select directory and enter file name Springfield_MA.txt.

8Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Click file name to open it. Includes mean precipitation estimates, and 90%

confidence limit estimates.

9Import NRCC Data February 2015

Import NRCC Data into WinTR-20

● Click on WinTR-20 icon

● The following WinTR-20 System Controller/ Editor Screen opens up:

10Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Select “Import NRCC Data” from “File” pulldown menu.

Locate the directory, select text file name “Springfield_MA.txt”

Click Open.

11Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Option to smooth the NRCC Data ? Yes, for this example.

12Import NRCC Data February 2015

Import NRCC Data into WinTR-20

WinTR-20 Identifier window will pop up

Edit / Enter - Min.

Hydrograph Value- Watershed Description

Click “No Changes (Close)” if no changes were made or “Accept Changes (Close)” if changes were made.

13Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Brings you back to the WinTR-20 System Controller/ Editor window

Click on “Storm Analysis:”

Click on “Rainfall Distribution:”Note: (X indicates some data entered for

section)

14Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Select “Rain Table Identifier:” from pull down menu. Press Enter key.

Click “Display Data” button for graphical view of the Rainfall Distribution.

Click “No Changes (Close)” button to close this window.

15Import NRCC Data February 2015

Smooth CurveNon-Smooth Curve

Compare Non-Smooth and Smooth Rainfall

Distributions

16Import NRCC Data February 2015

Import NRCC Data into WinTR-20

From “File” menu, select “Save”.

“Run” button is now available.

17Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Try to “Run” WinTR-20

Generated WinTR-20 Error File- No Stream Reach data- No Sub-Area data.

Add remaining data and run again.

18Import NRCC Data February 2015

Import NRCC Data into WinTR-20

Warning – do not import NRCC data to an existing WinTR-20 file using the WinTR-20 Controller/Editor. The existing data will be erased and replaced by NRCC Data.

Instead, save the WinTR-20 input file containing NRCC Data, close WinTR-20, and use Notepad to copy and paste the data into the existing WinTR-20 data file.

19Import NRCC Data February 2015

The End

20Import NRCC Data February 2015