{"place":{"name":"Custer County","type":"county","country":"US","state":"SD","state_name":"South Dakota","county":"Custer County","county_fips":"46033","url":"https://forecastbar.com/weather-alerts/sd/custer-county/"},"generated_at":"2026-09-07T04:55:57Z","active_alerts":[{"alert_type":"Red Flag Warning","severity":"Severe","urgency":"Expected","certainty":"Likely","headline":"Red Flag Warning","area":"Fall River County Area; Northern Campbell; Southern Campbell; Crook County Plains; Weston County Plains","sender":"NWS Rapid City SD","description":"...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM MDT MONDAY DUE TO GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FALL RIVER COUNTY AREA, NORTHERN CAMPBELL, SOUTHERN CAMPBELL, CROOK COUNTY PLAINS, AND WESTON COUNTY PLAINS... The National Weather Service in Rapid City SD has issued a Red Flag Warning. * AFFECTED AREA...Fire Weather Zones 314, 315, 316, 317, and...","onset_at":"2026-09-07T17:00:00Z","expires_at":"2026-09-08T01:00:00Z","published_at":"2026-09-07T03:40:00Z","url":"https://forecastbar.com/alert/urn:oid:2.49.0.1.840.0.e14699a7fc48ecfb122e9718144f778edace9b09.001.1"}],"recent_alerts":[{"alert_type":"Special Weather Statement","severity":"Moderate","headline":"Special Weather Statement issued September 6 at 7:56PM MDT by NWS Rapid City SD","sender":"NWS Rapid City SD","published_at":"2026-09-07T01:56:00Z","expires_at":"2026-09-07T02:15:00Z","cancelled_at":null,"url":"https://forecastbar.com/alert/urn:oid:2.49.0.1.840.0.14cce9f3a4e377adafa9c94ce9a9af1ed7ee39b0.001.1"},{"alert_type":"Severe Thunderstorm Warning","severity":"Severe","headline":"Severe Thunderstorm Warning issued September 6 at 7:26PM MDT until September 6 at 7:30PM MDT by NWS Rapid City SD","sender":"NWS Rapid City 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SD","published_at":"2026-09-07T00:32:00Z","expires_at":"2026-09-07T01:30:00Z","cancelled_at":null,"url":"https://forecastbar.com/alert/urn:oid:2.49.0.1.840.0.27f756a51183f8effb85e532d63943b5ab0d3b62.001.1"},{"alert_type":"Special Weather Statement","severity":"Moderate","headline":"Special Weather Statement issued September 6 at 6:18PM MDT by NWS Rapid City SD","sender":"NWS Rapid City SD","published_at":"2026-09-07T00:18:00Z","expires_at":"2026-09-07T01:00:00Z","cancelled_at":null,"url":"https://forecastbar.com/alert/urn:oid:2.49.0.1.840.0.373110ded4ba662dbb1d20e7e3d7eb48b6fc0c61.001.1"},{"alert_type":"Severe Thunderstorm Warning","severity":"Severe","headline":"Severe Thunderstorm Warning issued September 5 at 5:40PM MDT until September 5 at 6:45PM MDT by NWS Rapid City SD","sender":"NWS Rapid City SD","published_at":"2026-09-05T23:40:00Z","expires_at":"2026-09-06T00:45:00Z","cancelled_at":"2026-09-05T23:55:38Z","url":"https://forecastbar.com/alert/urn:oid:2.49.0.1.840.0.eba26616c558a10a5f9b15888dbd636c24a65edf.001.1"},{"alert_type":"Special Weather Statement","severity":"Moderate","headline":"Special Weather Statement issued September 5 at 5:16PM MDT by NWS Rapid City SD","sender":"NWS Rapid City SD","published_at":"2026-09-05T23:16:00Z","expires_at":"2026-09-05T23:45:00Z","cancelled_at":null,"url":"https://forecastbar.com/alert/urn:oid:2.49.0.1.840.0.36d636f5d0d33b47ef9e764b2c7bd04ea7b5c4f9.001.1"},{"alert_type":"Special Weather Statement","severity":"Moderate","headline":"Special Weather Statement issued September 5 at 11:54AM MDT by NWS Rapid City SD","sender":"NWS Rapid City SD","published_at":"2026-09-05T17:54:00Z","expires_at":"2026-09-05T18:15:00Z","cancelled_at":null,"url":"https://forecastbar.com/alert/urn:oid:2.49.0.1.840.0.3519f1c9cca185568977a14f342f43531a3292c4.001.1"},{"alert_type":"Red Flag Warning","severity":"Severe","headline":"Red Flag Warning issued September 3 at 7:49PM MDT until September 3 at 8:00PM MDT by NWS Rapid City SD","sender":"NWS Rapid City SD","published_at":"2026-09-04T01:49:00Z","expires_at":"2026-09-04T02:00:00Z","cancelled_at":null,"url":"https://forecastbar.com/alert/urn:oid:2.49.0.1.840.0.a78973da42087f7af6d295166745b96f8a33a2b0.001.1"},{"alert_type":"Red Flag Warning","severity":"Severe","headline":"Red Flag Warning issued September 3 at 12:11PM MDT until September 3 at 8:00PM MDT by NWS Rapid City SD","sender":"NWS Rapid City 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