Nowcast

Returns precipitation readings at 15-minute intervals for the next 2 hours for any coordinates. Useful for short-range rain forecasting. Powered by Open-Meteo.

GET /weather/nowcast

Parameters

Parameter	Required	Description
lat	Yes	Latitude (-90 to 90)
lon	Yes	Longitude (-180 to 180)

Example

curl "https://api.uwuapps.org/weather/nowcast?lat=1.3521&lon=103.8198"

Response

{
  "success": true,
  "timezone": "Asia/Singapore",
  "intervalMin": 15,
  "total": 8,
  "points": [
    { "time": "2025-01-15T10:00", "precipitation": 0 },
    { "time": "2025-01-15T10:15", "precipitation": 0.2 },
    { "time": "2025-01-15T10:30", "precipitation": 1.4 },
    { "time": "2025-01-15T10:45", "precipitation": 0.8 }
  ]
}

Response fields

Field	Description
timezone	Timezone of the location
intervalMin	Interval between data points in minutes (always 15)
total	Number of data points returned
points	Array of precipitation readings
points[].time	Timestamp of the interval
points[].precipitation	Precipitation amount in mm

Notes

• Returns up to 8 data points (2 hours at 15-minute intervals).

• Precipitation is in millimetres (mm) regardless of units.

• Returns 502 if Open-Meteo is unreachable.

• Use Weather Search to find coordinates for a city name.