> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.silurian.ai/api-reference/weather/past/forecast/hourly/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.silurian.ai/_mcp/server.

# Get Hourly Forecast

GET https://earth.weather.silurian.ai/api/v1/past/forecast/hourly

Get hourly weather forecast for a specific location and time

Reference: https://docs.silurian.ai/api-reference/weather/past/forecast/hourly

## Authentication

- `X-API-KEY` header (required) — API Key authentication via header

## Request

### Query parameters

- `latitude` (double, required)
- `longitude` (double, required)
- `time` (datetime, required)
- `timezone` (enum, optional)
  - Allowed values: `local`, `utc`
- `units` (enum, optional)
  - Allowed values: `metric`, `imperial`

## Response

### 200

Successful Response

- `latitude` (double, required)
- `longitude` (double, required)
- `forecast_time` (datetime, required)
- `timezone` (string, required)
- `utc_offset` (integer, required)
- `units` (HourlyWeatherResponseUnits, required)
- `hourly` (list of HourlyConditions, required)
- `elevation` (integer, optional)

## Errors

### 401 Forecast Hourly Request Unauthorized Error

Unauthorized

- `any`

### 404 Forecast Hourly Request Not Found Error

Not Found

- `any`

### 422 Forecast Hourly Request Unprocessable Entity Error

Validation Error

- `any`

### 500 Forecast Hourly Request Internal Server Error

Internal Server Error

- `any`

## Types

### HourlyWeatherResponseUnits

### HourlyConditions

- `timestamp` (datetime, required)
- `temperature` (double, optional)
- `precipitation_accumulation` (double, optional)
- `precipitation_probability` (integer, optional)
- `precipitation_type` (enum, optional)
  - Allowed values: `liquid`, `snow`, `hail`, `sleet`, `freezing_rain`
- `snowfall_accumulation` (double, optional)
- `cloud_cover` (integer, optional)
- `humidity` (integer, optional)
- `wind_speed` (double, optional)
- `wind_direction` (double, optional)
- `dewpoint_temperature` (double, optional)
- `pressure` (double, optional)
- `downward_solar_radiation` (double, optional)
- `wind_speed_100m` (double, optional)
- `wind_direction_100m` (double, optional)
- `feels_like_temperature` (double, optional)
- `weather_code` (enum, optional)
  - Allowed values: `clear-night`, `clear-day`, `partly-cloudy-day`, `partly-cloudy-night`, `cloudy`, `rain`, `snow`
- `global_horizontal_irradiation` (double, optional)
- `direct_normal_irradiation` (double, optional)
- `diffuse_horizontal_irradiation` (double, optional)

### MetricUnits

- `elevation` (string, optional, default: m)
- `temperature` (string, optional, default: °C)
- `feels_like_temperature` (string, optional, default: °C)
- `precipitation_accumulation` (string, optional, default: mm)
- `precipitation_probability` (string, optional, default: %)
- `snowfall_accumulation` (string, optional, default: mm)
- `cloud_cover` (string, optional, default: %)
- `humidity` (string, optional, default: %)
- `wind_speed` (string, optional, default: m/s)
- `wind_direction` (string, optional, default: °)
- `dewpoint_temperature` (string, optional, default: °C)
- `pressure` (string, optional, default: hPa)
- `downward_solar_radiation` (string, optional, default: kJ/m²)
- `wind_speed_100m` (string, optional, default: m/s)
- `wind_direction_100m` (string, optional, default: °)
- `global_horizontal_irradiation` (string, optional, default: kWh/m²)
- `direct_normal_irradiation` (string, optional, default: kWh/m²)
- `diffuse_horizontal_irradiation` (string, optional, default: kWh/m²)

### ImperialUnits

- `elevation` (string, optional, default: ft)
- `temperature` (string, optional, default: °F)
- `feels_like_temperature` (string, optional, default: °F)
- `precipitation_accumulation` (string, optional, default: in)
- `precipitation_probability` (string, optional, default: %)
- `snowfall_accumulation` (string, optional, default: in)
- `cloud_cover` (string, optional, default: %)
- `humidity` (string, optional, default: %)
- `wind_speed` (string, optional, default: mph)
- `wind_direction` (string, optional, default: °)
- `dewpoint_temperature` (string, optional, default: °F)
- `pressure` (string, optional, default: mb)
- `downward_solar_radiation` (string, optional, default: BTU/ft²)
- `wind_speed_100m` (string, optional, default: mph)
- `wind_direction_100m` (string, optional, default: °)
- `global_horizontal_irradiation` (string, optional, default: BTU/ft²)
- `direct_normal_irradiation` (string, optional, default: BTU/ft²)
- `diffuse_horizontal_irradiation` (string, optional, default: BTU/ft²)

## Examples

**Request**

```json
{}
```

**Response**

```json
{
  "latitude": 47.6061,
  "longitude": -122.3328,
  "forecast_time": "2024-01-15T09:30:00Z",
  "timezone": "America/Los_Angeles",
  "utc_offset": -28800,
  "units": {
    "elevation": "m",
    "temperature": "°C",
    "feels_like_temperature": "°C",
    "precipitation_accumulation": "mm",
    "precipitation_probability": "%",
    "snowfall_accumulation": "mm",
    "cloud_cover": "%",
    "humidity": "%",
    "wind_speed": "m/s",
    "wind_direction": "°",
    "dewpoint_temperature": "°C",
    "pressure": "hPa",
    "downward_solar_radiation": "kJ/m²",
    "wind_speed_100m": "m/s",
    "wind_direction_100m": "°",
    "global_horizontal_irradiation": "kWh/m²",
    "direct_normal_irradiation": "kWh/m²",
    "diffuse_horizontal_irradiation": "kWh/m²"
  },
  "hourly": [
    {
      "timestamp": "2024-01-15T09:30:00Z",
      "temperature": 5.4,
      "precipitation_accumulation": 0,
      "precipitation_probability": 10,
      "precipitation_type": "liquid",
      "snowfall_accumulation": 0,
      "cloud_cover": 20,
      "humidity": 60,
      "wind_speed": 3.5,
      "wind_direction": 180,
      "dewpoint_temperature": 2.1,
      "pressure": 1015.3,
      "downward_solar_radiation": 850,
      "wind_speed_100m": 7.2,
      "wind_direction_100m": 170,
      "feels_like_temperature": 4.8,
      "weather_code": "clear-day",
      "global_horizontal_irradiation": 12000,
      "direct_normal_irradiation": 11500,
      "diffuse_horizontal_irradiation": 3000
    }
  ],
  "elevation": 53
}
```

**SDK Code**

```python
import requests

url = "https://earth.weather.silurian.ai/api/v1/past/forecast/hourly"

querystring = {"latitude":"47.6061","longitude":"-122.3328","time":"2024-01-15T09:30:00Z","timezone":"local","units":"metric"}

payload = {}
headers = {
    "X-API-KEY": "<apiKey>",
    "Content-Type": "application/json"
}

response = requests.get(url, json=payload, headers=headers, params=querystring)

print(response.json())
```

```javascript
const url = 'https://earth.weather.silurian.ai/api/v1/past/forecast/hourly?latitude=47.6061&longitude=-122.3328&time=2024-01-15T09%3A30%3A00Z&timezone=local&units=metric';
const options = {
  method: 'GET',
  headers: {'X-API-KEY': '<apiKey>', 'Content-Type': 'application/json'},
  body: '{}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://earth.weather.silurian.ai/api/v1/past/forecast/hourly?latitude=47.6061&longitude=-122.3328&time=2024-01-15T09%3A30%3A00Z&timezone=local&units=metric"

	payload := strings.NewReader("{}")

	req, _ := http.NewRequest("GET", url, payload)

	req.Header.Add("X-API-KEY", "<apiKey>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://earth.weather.silurian.ai/api/v1/past/forecast/hourly?latitude=47.6061&longitude=-122.3328&time=2024-01-15T09%3A30%3A00Z&timezone=local&units=metric")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["X-API-KEY"] = '<apiKey>'
request["Content-Type"] = 'application/json'
request.body = "{}"

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.get("https://earth.weather.silurian.ai/api/v1/past/forecast/hourly?latitude=47.6061&longitude=-122.3328&time=2024-01-15T09%3A30%3A00Z&timezone=local&units=metric")
  .header("X-API-KEY", "<apiKey>")
  .header("Content-Type", "application/json")
  .body("{}")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://earth.weather.silurian.ai/api/v1/past/forecast/hourly?latitude=47.6061&longitude=-122.3328&time=2024-01-15T09%3A30%3A00Z&timezone=local&units=metric', [
  'body' => '{}',
  'headers' => [
    'Content-Type' => 'application/json',
    'X-API-KEY' => '<apiKey>',
  ],
]);

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("https://earth.weather.silurian.ai/api/v1/past/forecast/hourly?latitude=47.6061&longitude=-122.3328&time=2024-01-15T09%3A30%3A00Z&timezone=local&units=metric");
var request = new RestRequest(Method.GET);
request.AddHeader("X-API-KEY", "<apiKey>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = [
  "X-API-KEY": "<apiKey>",
  "Content-Type": "application/json"
]
let parameters = [] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://earth.weather.silurian.ai/api/v1/past/forecast/hourly?latitude=47.6061&longitude=-122.3328&time=2024-01-15T09%3A30%3A00Z&timezone=local&units=metric")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```