Live · Updated every 10 min

Weather data built
for real-time apps

Minute-by-minute precipitation nowcasting and global cloud tiles — CDN-delivered, updated every 10 minutes, ready to integrate in minutes.

Get API Key → View documentation ↗
10 min
Update cadence
Global
Coverage
<100ms
Avg. latency
GET /v1/precip/{longitude}/{latitude}
GET https://api.rainbow.ai
  /nowcast/v1/precip/-74.006/40.7128
— Response ——————————
{
  "longitude": -74.006,
  "latitude": 40.7128,
  "summary": { "intensity": "moderate" },
  "forecast": [
    {
      "timestampBegin": 1749887080,
      "timestampEnd": 1749887140,
      "precipRate": 0.35893,
      "precipType": "rain"
    }
  ]
}
Available APIs

Global coverage, CDN-delivered

Updated every 10 minutes. More weather parameters coming soon.

Map tiles preview
TILES API XYZ · CDN

Map tiles

Global cloud cover and precipitation nowcasts as map-ready 256×256 raster tiles. Compatible with Leaflet, Mapbox GL, deck.gl, and any XYZ tile-based mapping SDK.

CoverageGlobal
Tile size256 × 256 px
Update cadence10 min
Free tier30,000 tiles / mo
Pricing$0.20 / 1K tiles
Start Using API View documentation ↗
Precipitation forecast preview
NOWCAST API REST · JSON

Precipitation forecast

Minute-by-minute precipitation forecasts up to 4 hours ahead for any lon/lat globally. Fused radar + satellite ML pipeline with type classification and confidence scores.

Forecast window0–4 hours
Temporal resolution1 minute
Update cadence10 min
Free tier5,000 req / mo
Pricing$0.10 / 1K req
Start Using API View documentation ↗
Weather API preview
WEATHER API REST · JSON

Weather API

Returns hourly and daily weather forecasts for any location by lon/lat coordinates. Includes temperature, precipitation, wind, pressure, humidity, UV index, visibility, and dew point.

CoverageGlobal
Temporal resolution1 hour
Update cadence1 hour
Free tier5,000 req / mo
Pricing$0.10 / 1K req
Start Using API View documentation ↗
Pricing

Pay only for what you use

Free tier on every API.

API
Free tier / mo
Pay-as-you-go
Billed per
Tiles API
XYZ · CDN-delivered
30,000 tiles
$0.20
per 1,000 tiles
Nowcast API
REST · JSON
5,000 req
$0.10
per 1,000 requests
Weather API
REST · JSON
5,000 req
$0.10
per 1,000 requests

Free tier resets every calendar month. No contracts, no minimums. Cancel anytime.

Ready to start building?

Get your API key and make your first nowcast request in under 5 minutes.

Get API Key → View Docs ↗