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System Engineering Branch

Fire Weather Forecast Zones [fzddmmyy]

Fire Weather Zones in CONUS

Figure shows Fire Weather Zones continental United States (CONUS).
Notice: GIF images are not updated with shapefile update

Description Valid date Available Version(s) Size (bytes)#Records MD5SUM Documentation
Fire Weather Zones (CONUS/OCONUS) 4 April 2013 Download Compressed Shapefile fz04ap13.zip 36,266,376 3296 4a621435cb489c94ac40f7c290b156b0 Change History Metadata
16 May 2013 Download Compressed Shapefile fz16my13.zip 36,467,094 3291 66b08b1a6cbd513eeb302ad79a9cc32e
6 June 2013 Download Compressed Shapefile fz06jn13.zip 36,478,193 3292 ce5e464d936a1a3a92cb6fbbd6b2c531
Starting with the 3 May 2011 version all fire weather zone shapefiles will be at high resolution (1:100,000)

File Specifications:

Naming Convention: fz ddmmyy .shp/.shx/.dbf - where .shp, .shx, .dbf are the extensions of the 3 component files of the shapefile and .prj is the projection file.
Shapefile Type: polygon
Source: WFOs and Regional HQ, Public Forecast Zones.
Last Modified: 15 May 2007

Attributes:

field name type width,dec description
STATE character2 [ss] State abbrev (US Postal Standard)
ZONE character3 [zzz] Zone number, from WSOM C-11
CWA character3 County Warning Area, from WSOM C-47
NAME character254 Zone name, from WSOM C-11
STATE_ZONEcharacter5 [sszzz] state+("00"+zone.trim).right(3))
TIME_ZONE character2 [tt] Time Zone, 2 chars if split
FE_AREA character2 [aa] Cardinal area of state (occasional)
LON numeric 10,5Longitude of centroid [decimal degrees]
LAT numeric 9,5 Latitude of centroid [decimal degrees]

Comments:

This is a new "experimental" fire weather zone dataset available "as is" for the convenience of our customers and partners. Data here will be corrected as needed without prior notice as Weather Forecast Offices begin using the NWS software and find discrepancies and errors. The user assumes the entire risk related to its use of this data. NWS disclaims any and all warranties, whether express or implied, including (without limitation) any implied warranties of merchantability or fitness for a particular purpose. In no event will NWS be liable to you or to any third party for any direct, indirect, incidental, consequential, special or exemplary damages or lost profit resulting from any use or misuse of this data.
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