Tools & Wizards About Us
forecast.co.uk screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

forecast.co.uk

Weather Forecast - Forecast.co.uk

Page Load Speed

2 sec in total

First Response

344 ms

Resources Loaded

1.6 sec

Page Rendered

87 ms

forecast.co.uk screenshot

About Website

Click here to check amazing Forecast content for United Kingdom. Otherwise, check out these important facts you probably never knew about forecast.co.uk

14 day weather forecast for United Kingdom and the world. Over 200.000 cities and places. Including weather by the hour.

Visit forecast.co.uk

Key Findings

We analyzed Forecast.co.uk page load time and found that the first response time was 344 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

forecast.co.uk performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value6.0 s

47/100

10%

TBT (Total Blocking Time)

Value1,740 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

Network Requests Diagram

www.forecast.co.uk

344 ms

v86

193 ms

v86

209 ms

js

58 ms

jquery.js

36 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 90% of them (28 requests) were addressed to the original Forecast.co.uk, 3% (1 request) were made to Googletagmanager.com and 3% (1 request) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (344 ms) belongs to the original domain Forecast.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 51.0 kB (25%)

Content Size

203.6 kB

After Optimization

152.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Forecast.co.uk main page is 203.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. Javascripts take 82.6 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 38.2 kB

  • Original 45.9 kB
  • After minification 45.9 kB
  • After compression 7.7 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 38.2 kB or 83% of the original size.

Image Optimization

-50%

Potential reduce by 11.0 kB

  • Original 21.8 kB
  • After minification 10.8 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. Obviously, Forecast needs image optimization as it can save up to 11.0 kB or 50% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 438 B

  • Original 82.6 kB
  • After minification 82.6 kB
  • After compression 82.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 1.3 kB

  • Original 53.3 kB
  • After minification 53.3 kB
  • After compression 52.0 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Forecast.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (67%)

Requests Now

30

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Forecast. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.forecast.co.uk

www.forecast.co.uk

344 ms

v86

v86

193 ms

v86

v86

209 ms

js

js

58 ms

jquery.js

jquery.js

36 ms

adsbygoogle.js

adsbygoogle.js

112 ms

v27

v27

298 ms

v27

v27

107 ms

forecast_co_uk_rain_minimap.png

forecast_co_uk_rain_minimap.png

270 ms

uk.gif

uk.gif

17 ms

d100.gif

d100.gif

19 ms

d200.gif

d200.gif

243 ms

d300.gif

d300.gif

242 ms

d400.gif

d400.gif

30 ms

d320.gif

d320.gif

245 ms

forecast_co_uk.svg

forecast_co_uk.svg

15 ms

n400.gif

n400.gif

56 ms

navigation-icons.gif

navigation-icons.gif

286 ms

widget.png

widget.png

57 ms

header_bg_160.png

header_bg_160.png

204 ms

1x1-trans.gif

1x1-trans.gif

194 ms

d100.svg

d100.svg

69 ms

d200.svg

d200.svg

70 ms

d300.svg

d300.svg

72 ms

d400.svg

d400.svg

77 ms

d320.svg

d320.svg

254 ms

container-bg-repeat-narrow_730.png

container-bg-repeat-narrow_730.png

269 ms

logo_new.gif

logo_new.gif

18 ms

rewind-clock.png

rewind-clock.png

31 ms

gb.gif

gb.gif

43 ms

v1

v1

115 ms

Accessibility Review

forecast.co.uk accessibility score

89

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

forecast.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the geolocation permission on page load

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Page has valid source maps

SEO Factors

forecast.co.uk SEO score

100

Search Engine Optimization Advices

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 Forecast.co.uk 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 Forecast.co.uk 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

forecast.co.uk

Open Graph description is not detected on the main page of Forecast. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: