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National Weather Service API

As explained in Effective Data Analysis

The National Weather Service API is a government web API that provides weather forecasts and related meteorological data.

The National Weather Service API provides free forecast data that Python scripts can retrieve and refresh for stakeholder analyses. A typical workflow requests a location’s forecast, checks the response, converts JSON into a pandas DataFrame, selects useful fields, and reshapes the results for reporting. section 10.1.1

A practical forecast-data workflow includes:

  • Review the API documentation and request a location-specific forecast with Python’s requests library. section 10.1.1
  • Interpret a successful response, save it as JSON, and inspect nested keys such as properties and periods. section 10.1.1
  • Load forecast periods into pandas, extract dates and fields, clean wind-speed text, and aggregate temperatures by day. section 10.1.1
import requests
import json    #1

url = "https://api.weather.gov/gridpoints/OKX/34,36/forecast"    #2
response = requests.get(url)    #3
print(response)   #4

The request pattern uses a weather.gov gridpoint forecast endpoint and prints the HTTP response before parsing its contents. section 10.1.1

How Effective Data Analysis covers it

How deep it goes
Explains requests, response codes, nested JSON, cleaning, and daily aggregation, but does not detail authentication or error handling.
Examples
Uses a seven-day New York City forecast, including temperature, wind speed, dates, and daily low-high aggregation.
What it assumes
Assumes basic Python and tabular-data familiarity while teaching API requests, JSON inspection, and pandas preparation.
What you can do after
Builds a Python workflow that retrieves, cleans, structures, and refreshes forecast data for analysis or reporting.
How it connects
Connects APIs with Python, requests, JSON, pandas DataFrames, data visualization tools, and workflow management.

Related concepts

This explainer was generated by Manning's knowledge graph from the text of Effective Data Analysis. The section links point to the parts of the book it draws on.