CLIENT-SIDE JSON RUNNER

Produce a current forecast in this browser.

Enter a lower-48 location after the page loads. The browser will download and verify all 17 NOAA frames, then return versioned JSON with separate AirNow and WFIGS context.

Nothing runs until you ask

This static page contains no embedded forecast and calls no Smoke Window API. Its interactive controls download official public data directly after you choose a location.

Read setup and attribution instructions