Explanation of the FOP Data File
Flood Outlook Product MARFC 20060829/1513
140 0 Aug 29 - Sep 3, 2006
The first line of the file gives the title and the date/time (GMT)
the file was produced.
The next line is a data passage header. The first field is the
number of lon/lat points defining a polygon. The second field is
the threat level: 0 = possible, 1 = likely, and 2 = imminent or
already occurring. The remaining fields indicate the period over
which the threat exists.
The next and "number of lon/lat points" lines are the longitude and
latitude of the polygon vertices.
Multiple polygons can be defined with either the same or different
River Forecasts, Current Stages,
Precipitation Departure Maps,
|NOAA's National Weather Service
Middle Atlantic River Forecast Center
328 Innovation Boulevard, Suite 330
State College, PA 16803
Page Authors: Jason Nolan
Page last modified:
February 24, 2011 10:34 AM