Kit Rx: US weather forecast and active alerts (NWS)
https://api.kit-rx.com/v1/geo/weatherOverview
Weather forecast and active alerts for a US address or lat/lon point: NWS office, grid, forecast and county zones, time zone; 7-day periods (temperature, wind, precipitation chance, short and detailed forecast) or, with hourly=true, the next 24 hours adding humidity and dew point; active watches, warnings and advisories with event, severity, urgency, certainty, headline, timing and area. Sources: NOAA National Weather Service API, US Census Geocoder for addresses.