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StormGeo vs Weather Underground

StormGeo logo

StormGeo

Weather

Weather intelligence for shipping optimization

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

Weather Underground

Weather

Crowdsourced hyperlocal weather from personal stations

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Weather Underground 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 free public API discontinued as of December 31, 2018 with no new developer accounts accepted
  • They diverge on capability: StormGeo covers Weather routing, Weather Underground covers Personal weather stations.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where StormGeo and Weather Underground differ
AttributeStormGeoWeather Underground
Starting price$800/monthFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsWeb, Windows, ApiWeb, Mobile web, Personal Weather Station network
Founded19972003

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

  • Personal weather stations
  • Hyperlocal data
  • Historical records
  • Webcams
  • Community forums
  • PWS networks
  • Smart home
  • APIs

Both cover

  • Web 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

  • Professional Worknot StormGeo
  • Content Creationnot 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

  • Free public API discontinued as of December 31, 2018 with no new developer accounts accepted
  • Previous enterprise pricing was expensive at $150/month for Cumulus Drizzle plan
  • No longer competitive for developers needing reliable weather API access
  • Service is in wind-down phase with limited future development

Pricing, plan by plan

StormGeo

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

Weather Underground

Free
  • FreeFree
    • PWS data access
    • Forecasts
    • Historical data
  • Ad-Free$1.99/month
    • No advertisements
    • Premium features

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 if

  • You need personal weather stations.
  • You want to start without paying.
  • You work on Web, Mobile web, Personal Weather Station network.
  • You also want hyperlocal data.
Weather Underground review

Questions people ask

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

The free public API was discontinued on December 31, 2018, after IBM acquired The Weather Company. The service is now in a wind-down phase with no new developer accounts accepted.

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
Weather Underground: Can I still use Weather Underground's data?

Free API keys are still available for Personal Weather Station (PWS) owners who upload data to the network. General developers need to migrate to alternative weather API providers.

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
Weather Underground: What was the pricing for Weather Underground's Cumulus plans?

The Cumulus Drizzle plan cost $150/month, which many developers found prohibitively expensive for weather data compared to modern alternatives.

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
Weather Underground: Does Weather Underground still offer a consumer-facing service?

Yes. The consumer website continues to provide weather forecasts, news, alerts, and access to personal weather station data through the PWS network.

Source
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