Tools & Wizards About Us
weatherundergraound.com screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

weatherundergraound.com

Local Weather Forecast, News and Conditions | Weather Underground

Page Load Speed

2.5 sec in total

First Response

11 ms

Resources Loaded

1.2 sec

Page Rendered

1.3 sec

weatherundergraound.com screenshot

About Website

Click here to check amazing Weather Undergraound content. Otherwise, check out these important facts you probably never knew about weatherundergraound.com

Weather Underground provides local & long-range weather forecasts, weather reports, maps & tropical weather conditions for locations worldwide

Visit weatherundergraound.com

Key Findings

We analyzed Weatherundergraound.com page load time and found that the first response time was 11 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

weatherundergraound.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value23.1 s

0/100

10%

TBT (Total Blocking Time)

Value11,540 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.056

98/100

15%

TTI (Time to Interactive)

Value55.7 s

0/100

10%

Network Requests Diagram

weatherundergraound.com

11 ms

weather.com

163 ms

eum.min.js

812 ms

helios.js

72 ms

main.46a383ed1867a80a3c60.js

98 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Weatherundergraound.com, 71% (39 requests) were made to S.w-x.co and 9% (5 requests) were made to Weather.com. The less responsive or slowest element that took the longest time to load (840 ms) relates to the external source Cdnjs.cloudflare.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 MB (70%)

Content Size

3.0 MB

After Optimization

889.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Weatherundergraound.com main page is 3.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. HTML takes 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 1.8 MB

  • Original 2.1 MB
  • After minification 2.1 MB
  • After compression 246.1 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 1.8 MB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

  • Original 265.6 kB
  • After minification 264.6 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Weather Undergraound images are well optimized though.

JavaScript Optimization

-42%

Potential reduce by 268.7 kB

  • Original 647.3 kB
  • After minification 647.3 kB
  • After compression 378.6 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 268.7 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (25%)

Requests Now

53

After Optimization

40

  • Images
  • JavaScript

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Weather Undergraound. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

weatherundergraound.com

weatherundergraound.com

11 ms

weather.com

weather.com

163 ms

eum.min.js

eum.min.js

812 ms

helios.js

helios.js

72 ms

main.46a383ed1867a80a3c60.js

main.46a383ed1867a80a3c60.js

98 ms

46202.lodash.2d093cc53ed588cc4b58.js

46202.lodash.2d093cc53ed588cc4b58.js

89 ms

dprSdkScript.js

dprSdkScript.js

96 ms

launch-a955fe322648.min.js

launch-a955fe322648.min.js

137 ms

client

client

145 ms

gpt.js

gpt.js

96 ms

peel1.ext.df9c55.js

peel1.ext.df9c55.js

93 ms

websdk.appsflyer.com

websdk.appsflyer.com

88 ms

3e72029c3bce35_067f76ac6df20d6bf68ef9.v1.js

3e72029c3bce35_067f76ac6df20d6bf68ef9.v1.js

134 ms

polyfill.min.js

polyfill.min.js

840 ms

pubads_impl.js

pubads_impl.js

13 ms

S83YR-ULSS7-PCGQM-QZZQF-582ZW

S83YR-ULSS7-PCGQM-QZZQF-582ZW

130 ms

Thanksgiving%20snap.png

Thanksgiving%20snap.png

67 ms

GeomagneticStorm4.jpg

GeomagneticStorm4.jpg

114 ms

UtahTGsnow1.jpg

UtahTGsnow1.jpg

127 ms

WY1.jpg

WY1.jpg

128 ms

Snow%20Squall%20Velocity%20Explainer%20Thumb.jpg

Snow%20Squall%20Velocity%20Explainer%20Thumb.jpg

130 ms

Snowiest%20Mont_0.jpg

Snowiest%20Mont_0.jpg

129 ms

WINTERWXQUESTIONS.jpg

WINTERWXQUESTIONS.jpg

126 ms

MET%20WINTER%20SNAP.jpg

MET%20WINTER%20SNAP.jpg

128 ms

lightpillars1.jpg

lightpillars1.jpg

128 ms

us_wxhi1_1280x720.jpg

us_wxhi1_1280x720.jpg

131 ms

Rosacea2.jpg

Rosacea2.jpg

130 ms

Retinol1.jpg

Retinol1.jpg

131 ms

UVWINTER2.jpg

UVWINTER2.jpg

133 ms

WinterSkin1.jpg

WinterSkin1.jpg

132 ms

DEC%20OUTLOOK%20SNAP_0.jpg

DEC%20OUTLOOK%20SNAP_0.jpg

131 ms

Sick3.jpg

Sick3.jpg

132 ms

BirdFluThanksgivingCaption3.jpg

BirdFluThanksgivingCaption3.jpg

133 ms

WinterItch1.jpg

WinterItch1.jpg

133 ms

FluMyth1.jpg

FluMyth1.jpg

134 ms

dynamic

dynamic

146 ms

Thanksgiving%20snap.png

Thanksgiving%20snap.png

66 ms

GeomagneticStorm4.jpg

GeomagneticStorm4.jpg

65 ms

UtahTGsnow1.jpg

UtahTGsnow1.jpg

63 ms

WY1.jpg

WY1.jpg

64 ms

Snow%20Squall%20Velocity%20Explainer%20Thumb.jpg

Snow%20Squall%20Velocity%20Explainer%20Thumb.jpg

69 ms

Snowiest%20Mont_0.jpg

Snowiest%20Mont_0.jpg

66 ms

WINTERWXQUESTIONS.jpg

WINTERWXQUESTIONS.jpg

67 ms

MET%20WINTER%20SNAP.jpg

MET%20WINTER%20SNAP.jpg

69 ms

lightpillars1.jpg

lightpillars1.jpg

68 ms

us_wxhi1_1280x720.jpg

us_wxhi1_1280x720.jpg

70 ms

Rosacea2.jpg

Rosacea2.jpg

68 ms

Retinol1.jpg

Retinol1.jpg

70 ms

UVWINTER2.jpg

UVWINTER2.jpg

70 ms

WinterSkin1.jpg

WinterSkin1.jpg

70 ms

DEC%20OUTLOOK%20SNAP_0.jpg

DEC%20OUTLOOK%20SNAP_0.jpg

72 ms

Sick3.jpg

Sick3.jpg

71 ms

BirdFluThanksgivingCaption3.jpg

BirdFluThanksgivingCaption3.jpg

73 ms

WinterItch1.jpg

WinterItch1.jpg

72 ms

FluMyth1.jpg

FluMyth1.jpg

33 ms

Accessibility Review

weatherundergraound.com accessibility score

83

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

weatherundergraound.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

weatherundergraound.com SEO score

86

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Weatherundergraound.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Weatherundergraound.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

weatherundergraound.com

Open Graph data is detected on the main page of Weather Undergraound. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: