Nhc.noaa.gov - SEO Checker

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Overview of the SEO Check
Meta information
70% 
Page quality
80% 
Page structure
58% 
Link structure
11% 
Server
45% 
External factors
100% 
SEO Score
Response time
0.32 s
File size
66.90 kB
Words
533
Media files
14
Number of links
118 internal / 36 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
National Hurricane Center
The length of the page title is perfect. (233 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Server location: United States of America
The language is not specified in the HTML markup.
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The Doctype markup is not in the first line of your HTML document. There must be no white spaces before the doctype markup.
The doctype HTML 4.01 Transitional is set correctly.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
DC.titleNational Hurricane Center
DC.descriptionNational Hurricane Center Home Page
DC.creatorNational Hurricane Center
DC.date.created2001-01-01
DC.date.reviewed2005-12-09
DC.languageEN-US
X-UA-CompatibleIE=Edge
REFRESH1800
CACHE-CONTROLNO-CACHE
PRAGMANO-CACHE
Content-Typetext/html;charset=UTF-8

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Page quality

Content
(Critically important)
This page contains 533 words. That's ok.
12.8% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
3 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 12.4 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: tropical weather outlook (en español*)
Image SEO
(Somewhat important)
1 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
/css/images/header-noaa.pngNOAA
/css/images/header-nws.pngNOAA
/css/images/header_doc.pngUnited States Department of Commerce
https://www.nhc.noaa.gov/gifs/blue_line.gifblue line for news table
/xgtwo/two_atl_7d0.pngNo alt attribute provided
/images/ndfd_thumb.gifAtlantic Marine Graphicast
/images/Storm_Surge_sm.jpgPreparing for a hurricane
/images/hurricanestrong.pngHurricaneStrong graphic
/css/images/f_logo.pngFollow the National Hurricane Center on Facebook
/css/images/Xlogo.pngFollow the National Hurricane Center on X
/css/images/youtube_logo.pngSubscribe the National Hurricane Center on YouTube
/css/images/w_logo.pngRead the National Hurricane Center Inside the Eye blog on WordPress
/css/images/usa_gov.pngusa.gov

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
There are no headings specified on the page. Headings are important for search engine optimization and help to structure your content.

Heading structure

No headings were found.
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
1 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are too many external links (36) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.nhc.noaa.gov/Anchor IMG-ALT Skip Navigation Links
/index.shtmlHome
https://www.nhc.noaa.gov/mobileMobile Site
https://www.nhc.noaa.gov/?textText Version
/aboutrss.shtmlRSS
http://www.weather.gov/External Subdomain Local Forecast
http://www.noaa.gov/External Subdomain IMG-ALT NOAA
http://www.weather.gov/External Subdomain Text duplicate IMG-ALT NOAA
http://www.commerce.gov/External Subdomain IMG-ALT United States Department of Commerce
/index.phpNATIONAL HURRICANE CENTER and CENTRAL PACIFIC HURRICANE CENTER
http://www.noaa.gov/External Subdomain National Oceanic and Atmospheric Administration
https://www.nhc.noaa.gov/cyclonesAnalyses & Forecasts
https://www.nhc.noaa.gov/cyclonesTropical Cyclone Products
https://www.nhc.noaa.gov/gtwo.phpTropical Weather Outlooks
https://www.nhc.noaa.gov/marineMarine Products
https://www.nhc.noaa.gov/audioAudio/Podcasts
/aboutrss.shtmlRSS Feeds
https://www.nhc.noaa.gov/gis/GIS Products
/aboutalternate.shtmlAlternate Formats
/aboutnhcprod.shtmlTropical Cyclone Product Descriptions
/productexamples/Tropical Cyclone Product Examples
/abouttafbprod.shtmlMarine Product Descriptions
https://www.nhc.noaa.gov/cyclones▾
/analysis_tools.phpData & Tools
/satellite.phpSatellite Imagery
/radar.phpRadar Imagery
/recon.phpAircraft Reconnaissance
/analysis_tools.phpTropical Analysis Tools
/experimental/Experimental Products
/gccalc.shtmlLat/Lon Distance Calculator
/tracking_charts.shtmlBlank Tracking Maps
https://www.nhc.noaa.gov/data/Text duplicate ▾
/outreach/Educational Resources
http://www.weather.gov/wrn/hur...External Subdomain Be Prepared! NWS Hurricane Prep Week
http://www.nws.noaa.gov/om/hur...External Subdomain NWS Hurricane Safety
https://www.nhc.noaa.gov/outreachOutreach Documents
/TCvideos.shtmlTC Videos
/rip-currents/Rip Currents
https://www.nhc.noaa.gov/surge/Storm Surge
/breakpoints/Watch/Warning Breakpoints
https://www.nhc.noaa.gov/climo/Climatology
/aboutnames.shtmlTropical Cyclone Names
/aboutsshws.phpWind Scale
/dcmi.shtmlRecords and Facts
/outreach/historyHistorical Hurricane Summaries
/modelsummary.shtmlForecast Models
/aboutpubs.shtmlNHC Publications
/aboutgloss.shtmlNHC Glossary
/acronyms.shtmlAcronyms
/faq.shtmlFrequent Questions
https://www.nhc.noaa.gov/prepare/Text duplicate ▾
https://www.nhc.noaa.gov/data/Archives
/archive/2024/Tropical Cyclone Advisories
/archive/xgtwo/gtwo_archive.phpText duplicate Tropical Weather Outlooks
/data/tcr/index.phpTropical Cyclone Reports
/verification/Tropical Cyclone Forecast Verification
/text/MIATWSAT.shtmlAtlantic Current Season Summary
/text/MIATWSEP.shtmlE. Pacific Current Season Summary
/newsarchive.shtmlNHC News Archive
https://www.nhc.noaa.gov/data/Other Archives: HURDAT, Track Maps, Marine Products, and more
https://www.nhc.noaa.gov/data/Text duplicate ▾
/aboutintro.shtmlAbout
/aboutintro.shtmlNational Hurricane Center
/aboutcphc.phpCentral Pacific Hurricane Center
/aboutlibrary.phpLibrary
/contact.shtmlContact Us
/aboutintro.shtmlText duplicate ▾
http://www.weather.gov/searchExternal Subdomain Search
http://www.weather.gov/searchExternal Subdomain Text duplicate ▾
/newsarchive.shtmlview past news
https://www.noaa.gov/news-rele...New window External Subdomain NOAA predicts above-normal 2025 Atlantic hurricane season
/pdf/NHC_New_Products_Updates_...New window National Hurricane Center Products and Services Update for 2025 Hurricane Season
/gtwo.php?basin=cpac&fdays=7Central Pacific
/gtwo.php?basin=epac&fdays=7Eastern Pacific
/gtwo.php?basin=atlc&fdays=2View 2-Day Graphical Tropical Weather Outlook
/cyclones/Active Storms
https://www.nhc.noaa.gov/marine/Marine Forecasts
/text/refresh/MIATWOAT+shtml/2...Tropical Weather Outlook
/text/refresh/MIATWOSAT+shtml/...en Español
/text/refresh/MIATWDAT+shtml/2...Tropical Weather Discussion
/text/refresh/MIATWOEP+shtml/2...Text duplicate Tropical Weather Outlook
/text/refresh/MIATWOSEP+shtml/...Text duplicate en Español
/text/refresh/MIATWDEP+shtml/2...Text duplicate Tropical Weather Discussion
https://www.nhc.noaa.gov/marine/IMG-ALT Atlantic Marine Graphicast
https://www.nhc.noaa.gov/marine/Marine products from NHC's Tropical Analysis and Forecast Branch
http://weather.gov/hurricanesa...External IMG-ALT Preparing for a hurricane
http://weather.gov/hurricanesa...External Text duplicate Preparing for a hurricane
/nhcexit.php?outurl=http://www...IMG-ALT HurricaneStrong graphic
/nhcexit.php?outurl=http://www...#HurricaneStrong A Partnership with FLASH
/cyclones/Tropical Cyclone Forecasts
https://www.nhc.noaa.gov/cyclonesText duplicate Tropical Cyclone Advisories
https://www.nhc.noaa.gov/gtwo.phpText duplicate Tropical Weather Outlook
https://www.nhc.noaa.gov/audioText duplicate Audio/Podcasts
/aboutnhcprod.shtmlAbout Advisories
https://www.nhc.noaa.gov/marineText duplicate Marine Forecasts
/marine/offshores.phpOffshore Waters Forecasts
/marine/grids.phpGridded Forecasts
/marine/graphicast.phpGraphicast
/abouttafbprod.shtmlAbout Marine
/socialmediaSocial Media
/nhcexit.php?outurl=http://www...NHC on Facebook
IMG-ALT Follow the National Hurricane Center on Facebook
https://www.nhc.noaa.gov/x.phpX
IMG-ALT Follow the National Hurricane Center on X
/nhcexit.php?outurl=http://www...YouTube
IMG-ALT Subscribe the National Hurricane Center on YouTube
/nhcexit.php?outurl=http://noa...NHC Blog: "Inside the Eye"
IMG-ALT Read the National Hurricane Center Inside the Eye blog on WordPress
https://www.nhc.noaa.gov/prepareHurricane Preparedness
https://www.weather.gov/safety...External Subdomain Preparedness Guide
/prepare/hazards.phpHurricane Hazards
https://www.weather.gov/safety...External Subdomain Watches and Warnings
/prepare/marine.phpMarine Safety
http://www.ready.gov/hurricanesExternal Subdomain Ready.gov Hurricanes
https://www.listo.gov/es/hurac...External Subdomain Text duplicate en Español
https://www.weather.gov/wrn/forceExternal Subdomain Weather-Ready Nation
http://www.fema.gov/emergency-...External Subdomain Emergency Management Offices
/aboutresearch.shtmlResearch and Development
http://www.aoml.noaa.gov/hrd/External Subdomain NOAA Hurricane Research Division
https://www.nhc.noaa.gov/hot/Hurricane and Ocean Testbed (HOT)
/nhcexit.php?outurl=http://www...Hurricane Forecast Improvement Program
/aboutintro.shtmlOther Resources
https://www.nhc.noaa.gov/qa/Q & A with NHC
http://www.aoml.noaa.gov/gener...External Subdomain NHC/AOML Library Branch
http://www.aoml.noaa.gov/hrd/t...External Subdomain NOAA: Hurricane FAQs
/nhop.htmlNational Hurricane Operations Plan
/nhcexit.php?outurl=http://www...WX4NHC Amateur Radio
http://www.ncep.noaa.gov/External Subdomain NWS Forecast Offices
http://www.wpc.ncep.noaa.gov/External Subdomain Weather Prediction Center
http://www.spc.noaa.gov/External Subdomain Storm Prediction Center
https://ocean.weather.gov/External Subdomain Ocean Prediction Center
http://www.weather.gov/External Subdomain Local Forecast Offices
/aboutrsmc.shtmlWorldwide Tropical Cyclone Centers
/nhcexit.php?outurl=https://we...Canadian Hurricane Centre
/nhcexit.php?outurl=https://ww...Joint Typhoon Warning Center
/aboutrsmc.shtmlOther Tropical Cyclone Centers
/nhcexit.php?outurl=http://sev...WMO Severe Weather Info Centre
http://www.usa.gov/External Subdomain IMG-ALT usa.gov
http://www.commerce.gov/External Subdomain US Dept of Commerce
http://www.noaa.gov/External Subdomain Text duplicate National Oceanic and Atmospheric Administration
http://www.weather.gov/disclaimerExternal Subdomain Disclaimer
http://www.cio.noaa.gov/Policy...External Subdomain Information Quality
http://www.weather.gov/helpExternal Subdomain Help
http://www.weather.gov/glossaryExternal Subdomain Glossary
http://www.weather.gov/privacyExternal Subdomain Privacy Policy
https://www.noaa.gov/informati...External Subdomain Freedom of Information Act (FOIA)
http://www.weather.gov/aboutExternal Subdomain About Us
/gtwo.php?basin=epac&fdays=7A-TITLE Click for Eastern Pacific
/gtwo.php?basin=atlc&basin=atl...No Text
/marine/forecast/enhanced_atlc...A-TITLE Tropical Atlantic Full Basin
/marine/forecast/enhanced_goa.phpA-TITLE Gulf of America
/marine/forecast/enhanced_atlc...A-TITLE Atlantic Offshore Waters
/marine/forecast/enhanced_cari...A-TITLE Caribbean
https://www.nhc.noaa.gov/?epacA-TITLE Tropical East Pacific Forecast Graphics
/marine/forecast/enhanced_epac...A-TITLE Tropical East Pacific Full Basin
/marine/forecast/enhanced_epac...A-TITLE Mexico Offshore Waters
/marine/forecast/enhanced_epac...A-TITLE Central America Offshore Waters
https://www.nhc.noaa.gov/?atlA-TITLE North Atlantic Marine Forecasts

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.nhc.noaa.gov/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time is excellent with 0.32 seconds.
The file size of the HTML document is fine (67 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
dateSat, 24 May 2025 00:30:00 GMT
serverApache
accept-rangesbytes
cache-controlmax-age=60
expiresSat, 24 May 2025 00:31:00 GMT
strict-transport-securitymax-age=31536000
x-cacheHit from cloudfront
via1.1 de5feec87348dd5cbd158a449ae18d38.cloudfront.net (CloudFront)
x-amz-cf-popFRA56-P11
x-amz-cf-idD5BuT8DnLbcGJwtJQYSszNx_bhF_me6UjugyuZY25Teqv9DpR75aKg==
age13
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 10,300 referring domains.
This page has 698,341 backlinks.
This page has backlinks from 6,779 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

Sitemap: /sitemap.xml

User-agent: *
Disallow:

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www.nhc.noaa.gov
National Hurricane Center

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
HURRICANE50%Check
NOAA50%Check
gov50%Check
Hurricane Center49%Check
NATIONAL HURRICANE49%Check
CENTER48%Check
NATIONAL48%Check
NATIONAL HURRICANE CENTER48%Check
NHC46%Check
PACIFIC HURRICANE CENTER44%Check
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