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File:NWS weather fronts.svg

Original file (SVG file, nominally 560 × 320 pixels, file size: 3 KB)

Summary

Description

Weather fronts

  1. cold front
  2. warm front
  3. stationary front
  4. occluded front
  5. surface trough
  6. squall line
  7. dry line
  8. tropical wave
  9. trowal (Trough of warm air aloft by Canadian Avalanche Association and World Meteorological Organisation)
Date
Source w:en:Image:NWSweatherfronts.gif, [1]Hydrometeorological Prediction Center, Camp Springs, MD. Updated with Trowal on 2013-08-28
Author cs:User:-xfi-
Permission
(Reusing this file)
Public domain This file is in the public domain in the United States because it was solely created by the National Weather Service (NWS), including its name from 1870–1970, the United States Weather Bureau (USWB).
This includes the sub-branches of the National Weather Service:

As a file created by an employee of the NWS (formerly USWB) in the course of their official duties, whether hosted

this work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code.

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depicts

15 August 2006

File history

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Date/TimeThumbnailDimensionsUserComment
current17:51, 14 October 2016Thumbnail for version as of 17:51, 14 October 2016560 × 320 (3 KB)-xfi-+ trowal
16:21, 28 August 2013Thumbnail for version as of 16:21, 28 August 2013500 × 320 (9 KB)Pierre cbAdding the Trowal
01:25, 15 August 2006Thumbnail for version as of 01:25, 15 August 2006500 × 320 (3 KB)-xfi-same blue color of occluded front
01:23, 15 August 2006Thumbnail for version as of 01:23, 15 August 2006500 × 320 (3 KB)-xfi-same blue color of occluded front
01:01, 15 August 2006Thumbnail for version as of 01:01, 15 August 2006500 × 320 (3 KB)-xfi-removed white space
01:00, 15 August 2006Thumbnail for version as of 01:00, 15 August 2006640 × 370 (3 KB)-xfi-== Summary == {{Information |Description=Weather fronts |Source=Hydrometeorological Prediction Center, Camp Springs, MD |Date=August 15, 2006 |Author= csUser:-xfi- |Permission={{PD-USGov}} |other_versions= }} Category:Weather map symbols

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