Weather & Environment · head to head
StormGeo vs Weathernews Inc
StormGeo
Weather & Environment
Weather intelligence for shipping optimization
- From
- $800/month
- Rated
- -
Weathernews Inc
Weather & Environment
Global weather solutions for shipping
- From
- $600/month
- Rated
- -
The short version
- Each has a real cost: StormGeo no longer independent as fully owned subsidiary of Alfa Laval since June 2021; Weathernews Inc primarily Japan-based with headquarters in Chiba, may have lower coverage in certain regional markets outside Asia
- They diverge on capability: StormGeo covers Weather routing, Weathernews Inc covers Optimum ship routing.
Where they differ
Only the attributes on which StormGeo and Weathernews Inc actually diverge.
| Attribute | StormGeo | Weathernews Inc |
|---|---|---|
| Starting price | $800/month | $600/month |
| Platforms | Web, Windows, Api | Web, Api, Mobile |
| Founded | 1997 | 1986 |
Identical on both: pricing model (subscription), free tier (No), user rating (Not yet rated), category (Weather & Environment).
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 Weathernews Inc
- Optimum ship routing
- Weather forecasting
- Voyage planning
- Risk assessment
- Fleet management
- Bridge systems
- Navigation software
- Mobile support
Both cover
- Web support
- Api support
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
Weathernews Inc
- Primarily Japan-based with headquarters in Chiba, may have lower coverage in certain regional markets outside Asia
- Marine weather data and aviation services are newer offerings compared to core weather forecasting capabilities
- Competition from established European weather services in maritime sector
Pricing, plan by plan
StormGeo
$800/month- s-Suite$2000/month
- Weather routing
- Voyage optimization
- Fleet performance
Weathernews Inc
$600/month- Optimum Routing$1500/month
- Weather routing
- Voyage optimization
- 24/7 support
Which should you pick?
Choose StormGeo if
- You need weather routing.
- You work on Web, Windows, Api.
- You also want voyage optimization.
Choose Weathernews Inc if
- You need optimum ship routing.
- You work on Web, Api, Mobile.
- You also want weather forecasting.
Questions people ask
- Is StormGeo or Weathernews Inc better?
- Neither clearly leads. StormGeo starts at $800/month and Weathernews Inc at $600/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, StormGeo or Weathernews Inc?
- StormGeo starts at $800/month and Weathernews Inc at $600/month.
- Does StormGeo or Weathernews Inc run on more platforms?
- StormGeo runs on Web, Windows, Api. Weathernews Inc runs on Web, Api, Mobile.
- What can StormGeo do that Weathernews Inc cannot?
- StormGeo covers Weather routing, Voyage optimization, Fleet performance analytics, Safety alerts. Weathernews Inc covers Optimum ship routing, Weather forecasting, Voyage planning, Risk assessment. 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.
SourceWeathernews Inc: Does Weathernews provide marine weather data?
Yes. Weathernews provides wind, wave, current, sea ice, and typhoon information for global marine operations through its SeaNavigator platform, which launched SeaNavigator for Master in December 2025 with AI-assisted operations support.
SourceStormGeo: 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.
SourceWeathernews Inc: What marine weather products does Weathernews offer?
Weathernews offers SeaNavigator Marine Weather Service, SeaNavigator for Master with conversational AI for captains, and marine data for Middle East waters made available free of charge in April 2026.
SourceStormGeo: 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.
SourceWeathernews Inc: Does Weathernews serve the aviation industry?
Yes. Weathernews expanded aviation services with the December 2025 launch of SkyAviators, offering Global Aviation Weather Intelligence with turbulence risk assessments and takeoff/landing feasibility judgments for airports worldwide.
SourceStormGeo: 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.
SourceWeathernews Inc: What was Weathernews founded in response to?
Weathernews was founded on June 11, 1986 by Hiro Ishibashi in response to a tragic maritime disaster where a cargo vessel sank at the port of Onahama, Japan with 15 crew members lost, demonstrating the need for better weather information.
Source