Download the current NWS NBM Text Bulletin for a given statioin

nbm_text_download.py

import requests

BASE_URL = "https://www.weather.gov/source/mdl/NBM/blend_nbstx.t07z_{}.txt"
# See https://vlab.noaa.gov/web/mdl/nbm-stations-v4.2 to find your station ID
STATION = "<YOUR STATION ID HERE>"


def find_station_data(url, station) -> str | None:
    """Stream the URL looking for the station data.

    :param url: A URL providing NWS NBM text bulletins
    :param station: A station name to search for in the text bulletins
    :returns: The text bulletin as a string if found, otherwise None
    """
    # Start the request and stream the response
    response = requests.get(url, stream=True)

    if response.status_code == 200:
        station_data = []
        capture = False

        for line in response.iter_lines(decode_unicode=True):
            if not line.strip() and capture:
                break
            if station in line:
                capture = True
            if capture:
                station_data.append(line)

        if station_data:
            result = "\n".join(station_data)
            return result
    else:
        print(f"Failed to fetch the file. HTTP Status Code: {response.status_code}")
    return


if __name__ == '__main__':
    data = None
    for file_no in range(1, 6):
        print(f"Looking in file {file_no}...")
        data = find_station_data(BASE_URL.format(file_no), STATION)
        if data:
            print("Got station data:")
            print(data)
            break

    print("Done")