This operational server maintains a current database of meteorological and hydrological data,
historical data, and written information generated by the NWS or received from other official
sources. In addition, this server accesses in realtime a selection of current official weather
observations, forecasts, and warnings from U.S. government sources for use by the national and
international community. In an effort to enhance the science, experimental products may be
accessible on this server and care must be taken when using such products as they are intended for
This server is available 24 hours a day, seven days a week . Timely delivery of data and products
from this server through the Internet is not guaranteed. Official NWS dissemination systems which
can provide timely delivery of data and products are listed below.
Use of NOAA/NWS Data and Products
The information on National Weather Service (NWS) Web pages are in the public domain, unless
specifically noted otherwise, and may be used without charge for any lawful purpose so long as you
do not: 1) claim it is your own (e.g., by claiming copyright for NWS information -- see below), 2)
use it in a manner that implies an endorsement or affiliation with NOAA/NWS, or 3) modify its
content and then present it as official government material. You also cannot present information of
your own in a way that makes it appear to be official government information.
Use of the NWS name ("National Weather Service") and/or visual identifier are protected
under trademark law and may not be used without permission from the NWS. Use of the NWS name and/ or
visual identifier to identify unaltered NWS content or links to NWS web sites are allowable uses.
Permission may be requested for this use at http://www.weather.gov/logorequest. Permission is not
required to display unaltered NWS products which include the NWS name or NWS/NOAA visual identifier
as part of the original product. Neither the name nor visual identifier may be used, however, in a
manner that implies an endorsement or affiliation with NOAA/NWS.
Before using information obtained from any NWS Web page special attention should be given to the
date and time of the data and products being displayed.
The user assumes the entire risk related to its use of information on NWS Web pages. NWS is
provides such information "as is," and 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.
As required by 17 U.S.C. § 403, third parties producing copyrighted works consisting
predominantly of the material appearing in NWS Web pages must provide notice with such work(s)
identifying the NWS material incorporated and stating that such material is not subject to copyright
Use of Third-Party Data and Products
Third-party information and imagery are used under license by the individual third-party provider.
This third-party information may contain trade names, trademarks, service marks, logos, domain
names, and other distinctive brand features to identify the source of the information. This does not
imply an endorsement of the third-party data/products or their provider by NOAA/National Weather
Service. Please contact the third-party provider for information on your rights to further use these
Any reference from NWS Web server service to any non-government entity, product, service or
information does not constitute an endorsement or recommendation by the National Oceanic Atmospheric
Administration or any of its' field offices or employees. We are not responsible for the
contents of any "off-site" web pages referenced from NWS servers.
Google Earth™/Google Maps™
Google Maps and Google Earth map information and photographic imagery are used under license by
Google. NOAA/National Weather Service data presented using Google Maps/Google Earth are in the
public domain and is also made available in open standard KML/KMZ format. The map information and
photographic imagery contain trade names, trademarks, service marks, logos, domain names, and other
distinctive brand features. This does not imply an endorsement of Google, Google Maps, or Google
Earth products or services by NOAA/National Weather Service. Under the terms of the license, you are
permitted to copy or use the Google Maps/Google Earth images on your site so long as Google
Maps/Google Earth trade names, trademarks, service marks, logos, domain names, and other distinctive
brand features are not deleted or in any manner altered.
Commenting policy for NWS Social
A number of social media/Web 2.0 tools and services used by NWS offices allow the public to post or
otherwise contribute to the site. While we value your participation in these forums, whether hosted
by the government or by third party services, please keep in mind that we expect conversations to
follow the conventions of polite discourse. Therefore, we won't allow comments that:
are from anyone younger than 13 years of age;
contain defamatory, libelous, vulgar, obscene, abusive, profane, threatening, racially and
ethnically hateful, or otherwise offensive or illegal information;
contain advertisements, endorsements, or promotions, including spam and similar content;
contain comments on matters unrelated to activities of the National Weather Service or its
programs, policies, operations, or general areas of responsibility;
contain viruses or similar harmful programs;
contain proprietary information or intellectual property that is posted without the approval of
recommend that members of the public contact a member of Congress or of a state or local
contain comments regarding a candidate in a partisan political campaign or regarding a political
Posts that violate any of the NWS comment policy will be removed immediately. Failure to comply
with NWS comment policy may result in a possible bar to your participation, or a complaint to the
service provider that your account has violated Terms of Service agreements
Linking to Our Site
The information on National Weather Service Web servers and Web sites is in the public domain,
unless specifically annotated otherwise, and may be used freely by the public. Before using
information obtained from this server special attention should be given to the date & time of
the data and products being displayed. This information shall not be modified in content and then
presented as official government material. More information about linking to our pages and using NWS
data is contained in our Disclaimer.
Our policy on linking from National Weather Service sites states that links must directly relate to
the mission of the National Weather Service, and the information or data not be available from other
Federal Internet sources. Our Linking Policy is contained within the National Weather Service
Directive 60-1 (PDF format)