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Weather · head to head

StormGeo vs Weather Underground PWS

StormGeo logo

StormGeo

Weather

Weather intelligence for shipping optimization

From
$800/month
Rated
-
Full reviewWebsite
Weather Underground PWS logo

Weather Underground PWS

Weather

World's largest personal weather station network

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Weather Underground PWS has a free tier, so it costs nothing to try first.
  • Each has a real cost: StormGeo no longer independent as fully owned subsidiary of Alfa Laval since June 2021; Weather Underground PWS personal weather station network relies on community contributions
  • They diverge on capability: StormGeo covers Weather routing, Weather Underground PWS covers Station network.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which StormGeo and Weather Underground PWS actually diverge.

Attributes where StormGeo and Weather Underground PWS differ
AttributeStormGeoWeather Underground PWS
Starting price$800/monthFree
Pricing modelsubscriptionfree
Free tierNoYes
PlatformsWeb, Windows, ApiWeb, Mobile
Founded19971995

Identical on both: user rating (Not yet rated), category (Weather).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in StormGeo

  • Weather routing
  • Voyage optimization
  • Fleet performance analytics
  • Safety alerts
  • ECDIS systems
  • Fleet management platforms
  • ERP systems
  • Windows support

Only in Weather Underground PWS

  • Station network
  • Real-time upload
  • Historical data
  • Quality control
  • Community rankings
  • PWS devices
  • Data APIs
  • Weather apps

Both cover

  • Web support
  • Api support

What people use each for

The jobs each tool is most often brought in to do.

StormGeo

No use cases recorded yet. See the StormGeo review.

Weather Underground PWS

  • Community-sourced weather station networknot StormGeo
  • Personal weather monitoring and forecastingnot StormGeo
  • Historical weather data accessnot StormGeo
  • Severe weather alerts and notificationsnot StormGeo

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

StormGeo

  • No longer independent as fully owned subsidiary of Alfa Laval since June 2021
  • Primarily Europe-based with less established presence in Asian maritime markets compared to Weathernews
  • Focused on commercial and industrial sectors rather than consumer weather services

Weather Underground PWS

  • Personal weather station network relies on community contributions
  • Data accuracy varies by station quality

Pricing, plan by plan

StormGeo

$800/month
  • s-Suite$2000/month
    • Weather routing
    • Voyage optimization
    • Fleet performance

Weather Underground PWS

Free
  • FreeFree
    • Station registration
    • Data upload
    • Dashboard

Which should you pick?

Choose StormGeo if

  • You need weather routing.
  • You work on Web, Windows, Api.
  • You also want voyage optimization.
StormGeo review

Choose Weather Underground PWS if

  • You need station network.
  • You want to start without paying.
  • You work on Web, Mobile.
  • You also want real-time upload.
Weather Underground PWS review

Questions people ask

Is StormGeo or Weather Underground PWS better?
Neither clearly leads. StormGeo starts at $800/month and Weather Underground PWS at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, StormGeo or Weather Underground PWS?
Weather Underground PWS has a free tier; the other does not. Paid plans start at $800/month for StormGeo and Free for Weather Underground PWS.
Does StormGeo or Weather Underground PWS run on more platforms?
StormGeo runs on Web, Windows, Api. Weather Underground PWS runs on Web, Mobile.
Can I use Weather Underground PWS for free?
Yes. Weather Underground PWS has a free tier, so you can try it without paying. StormGeo starts at $800/month.
What can StormGeo do that Weather Underground PWS cannot?
StormGeo covers Weather routing, Voyage optimization, Fleet performance analytics, Safety alerts. Weather Underground PWS covers Station network, Real-time upload, Historical data, Quality control. Both handle Web support, Api support.

Answered from the vendors’ own pages

StormGeo: What industries does StormGeo serve?

StormGeo serves shipping, oil and gas, renewable energy, utilities, aviation, and cross-industry sectors with weather intelligence, routing, and operational decision support services.

Source
Weather Underground PWS: Is there a cost to join the Weather Underground Personal Weather Station network?

No cost is disclosed for joining the Weather Underground PWS network. The site encourages users to join and contribute weather data.

Source
StormGeo: What is s-Suite and what does it include?

s-Suite is StormGeo's complete, one-stop solution for shipping companies combining Voyage Planning, Onboard Route Optimization, Route Advisory Services and Fleet Performance Management.

Source
StormGeo: Does StormGeo offer weather routing for maritime operations?

Yes. StormGeo provides Weather Routing and Voyage Optimization services that empower onboard and shoreside teams to plan and execute optimized, compliant voyages by combining AI-driven insights, advanced technology, and weather intelligence.

Source
StormGeo: What is the s-Planner product used for?

StormGeo's s-Planner integrates route optimization and weather insights with up-to-date Electronic Navigational Charts and Publications to streamline onboard voyage planning workflow.

Source
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