This workflow follows the HTTP Request → Itemlists recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"name": "FL Hazards -> OpenWebUI KB (hazards) - FIXED",
"description": "Collects FL hazard data and injects into OpenWebUI knowledge base using correct API endpoints",
"nodes": [
{
"id": "1",
"name": "Manual Trigger",
"type": "n8n-nodes-base.manualTrigger",
"position": [
250,
200
],
"parameters": {}
},
{
"id": "1b",
"name": "Set Input Params",
"type": "n8n-nodes-base.set",
"position": [
350,
200
],
"parameters": {
"values": {
"string": [
{
"name": "kb_id",
"value": "={{$env['OPENWEBUI_KB_HAZARDS_ID'] || 'fl-hazards'}}"
},
{
"name": "openwebui_url",
"value": "={{$env['OPENWEBUI_API_URL'] || 'https://openwebui.local'}}"
},
{
"name": "openwebui_token",
"value": "={{$env['OPENWEBUI_API_TOKEN']}}"
}
]
},
"options": {}
}
},
{
"id": "2",
"name": "Florida Counties List",
"type": "n8n-nodes-base.set",
"position": [
450,
200
],
"parameters": {
"values": {
"json": {
"counties": [
{
"name": "Alachua",
"lat": 29.65,
"lon": -82.33
},
{
"name": "Baker",
"lat": 30.37,
"lon": -82.23
},
{
"name": "Bradford",
"lat": 29.98,
"lon": -82.15
},
{
"name": "Brevard",
"lat": 28.23,
"lon": -80.73
},
{
"name": "Broward",
"lat": 26.16,
"lon": -80.35
},
{
"name": "Calhoun",
"lat": 29.95,
"lon": -84.61
},
{
"name": "Charlotte",
"lat": 26.98,
"lon": -81.98
},
{
"name": "Citrus",
"lat": 28.98,
"lon": -82.4
},
{
"name": "Clay",
"lat": 30.23,
"lon": -81.63
},
{
"name": "Collier",
"lat": 26.34,
"lon": -81.76
},
{
"name": "Columbia",
"lat": 30.25,
"lon": -82.62
},
{
"name": "DeSoto",
"lat": 27.02,
"lon": -81.77
},
{
"name": "Dixie",
"lat": 29.45,
"lon": -82.98
},
{
"name": "Duval",
"lat": 30.34,
"lon": -81.66
},
{
"name": "Escambia",
"lat": 30.54,
"lon": -87.27
},
{
"name": "Flagler",
"lat": 29.47,
"lon": -81.24
},
{
"name": "Franklin",
"lat": 29.83,
"lon": -84.88
},
{
"name": "Gadsden",
"lat": 30.5,
"lon": -84.28
},
{
"name": "Gilchrist",
"lat": 29.83,
"lon": -82.88
},
{
"name": "Glades",
"lat": 27.0,
"lon": -80.95
},
{
"name": "Gulf",
"lat": 29.57,
"lon": -85.12
},
{
"name": "Hamilton",
"lat": 30.11,
"lon": -82.97
},
{
"name": "Hardee",
"lat": 27.72,
"lon": -81.66
},
{
"name": "Hendry",
"lat": 26.6,
"lon": -80.98
},
{
"name": "Hernando",
"lat": 28.61,
"lon": -82.35
},
{
"name": "Highlands",
"lat": 27.28,
"lon": -81.2
},
{
"name": "Hillsborough",
"lat": 27.99,
"lon": -82.27
},
{
"name": "Holmes",
"lat": 30.75,
"lon": -85.5
},
{
"name": "Indian River",
"lat": 27.81,
"lon": -80.57
},
{
"name": "Jackson",
"lat": 30.78,
"lon": -85.3
},
{
"name": "Jefferson",
"lat": 30.36,
"lon": -83.24
},
{
"name": "Lafayette",
"lat": 30.27,
"lon": -83.3
},
{
"name": "Lake",
"lat": 28.8,
"lon": -81.62
},
{
"name": "Lee",
"lat": 26.64,
"lon": -81.87
},
{
"name": "Leon",
"lat": 30.44,
"lon": -84.27
},
{
"name": "Levy",
"lat": 29.33,
"lon": -82.8
},
{
"name": "Liberty",
"lat": 30.23,
"lon": -83.41
},
{
"name": "Madison",
"lat": 30.15,
"lon": -83.41
},
{
"name": "Manatee",
"lat": 27.5,
"lon": -82.31
},
{
"name": "Marion",
"lat": 29.18,
"lon": -81.97
},
{
"name": "Martin",
"lat": 27.21,
"lon": -80.36
},
{
"name": "Miami-Dade",
"lat": 25.76,
"lon": -80.27
},
{
"name": "Monroe",
"lat": 24.7,
"lon": -81.76
},
{
"name": "Nassau",
"lat": 30.65,
"lon": -81.88
},
{
"name": "Okaloosa",
"lat": 30.62,
"lon": -86.55
},
{
"name": "Okeechobee",
"lat": 27.25,
"lon": -80.86
},
{
"name": "Orange",
"lat": 28.54,
"lon": -81.3
},
{
"name": "Osceola",
"lat": 28.29,
"lon": -81.37
},
{
"name": "Palm Beach",
"lat": 26.48,
"lon": -80.3
},
{
"name": "Pasco",
"lat": 28.37,
"lon": -82.35
},
{
"name": "Pinellas",
"lat": 27.91,
"lon": -82.76
},
{
"name": "Polk",
"lat": 28.0,
"lon": -81.76
},
{
"name": "Putnam",
"lat": 29.35,
"lon": -81.63
},
{
"name": "St. Johns",
"lat": 29.92,
"lon": -81.31
},
{
"name": "St. Lucie",
"lat": 27.3,
"lon": -80.73
},
{
"name": "Santa Rosa",
"lat": 30.77,
"lon": -86.95
},
{
"name": "Sarasota",
"lat": 27.34,
"lon": -82.53
},
{
"name": "Seminole",
"lat": 28.7,
"lon": -81.31
},
{
"name": "Sumter",
"lat": 28.78,
"lon": -82.18
},
{
"name": "Suwannee",
"lat": 30.5,
"lon": -82.96
},
{
"name": "Taylor",
"lat": 29.97,
"lon": -83.38
},
{
"name": "Union",
"lat": 30.26,
"lon": -82.56
},
{
"name": "Volusia",
"lat": 28.8,
"lon": -80.95
},
{
"name": "Wakulla",
"lat": 30.26,
"lon": -84.39
},
{
"name": "Walton",
"lat": 30.57,
"lon": -85.98
},
{
"name": "Washington",
"lat": 30.73,
"lon": -85.68
}
]
}
},
"options": {}
}
},
{
"id": "2b",
"name": "Loop Counties",
"type": "n8n-nodes-base.itemLists",
"position": [
650,
200
],
"parameters": {
"mode": "split",
"splitIn": "=counties"
}
},
{
"id": "2c",
"name": "Set Config Params",
"type": "n8n-nodes-base.set",
"position": [
850,
200
],
"parameters": {
"values": {
"string": [
{
"name": "county_name",
"value": "={{$json.name}}"
},
{
"name": "lat",
"value": "={{$json.lat}}"
},
{
"name": "lon",
"value": "={{$json.lon}}"
},
{
"name": "county_arcgis_service",
"value": "https://servicesX.county.gov/arcgis/rest/services/Parcels/FeatureServer"
},
{
"name": "kb_id",
"value": "={{$env['OPENWEBUI_KB_HAZARDS_ID'] || 'fl-hazards'}}"
},
{
"name": "openwebui_url",
"value": "={{$env['OPENWEBUI_API_URL'] || 'https://openwebui.local'}}"
},
{
"name": "openwebui_token",
"value": "={{$env['OPENWEBUI_API_TOKEN']}}"
}
]
},
"options": {}
}
},
{
"id": "3",
"name": "FEMA NFHL Flood Zone Lookup (by lat/lon)",
"type": "n8n-nodes-base.httpRequest",
"position": [
700,
80
],
"parameters": {
"authentication": "none",
"requestMethod": "GET",
"url": "https://hazards.fema.gov/gis/nfhl/rest/services/public/NFHL/MapServer/0/query",
"queryParametersUi": {
"parameter": [
{
"name": "geometry",
"value": "={{$node[\"Set Config Params\"].json[\"lon\"] + ',' + $node[\"Set Config Params\"].json[\"lat\"]}}"
},
{
"name": "geometryType",
"value": "esriGeometryPoint"
},
{
"name": "inSR",
"value": "4326"
},
{
"name": "spatialRel",
"value": "esriSpatialRelIntersects"
},
{
"name": "outFields",
"value": "*"
},
{
"name": "f",
"value": "json"
}
]
},
"responseFormat": "json",
"options": {
"timeout": 30000
}
}
},
{
"id": "4",
"name": "NWS Active Alerts (by point)",
"type": "n8n-nodes-base.httpRequest",
"position": [
700,
240
],
"parameters": {
"authentication": "none",
"requestMethod": "GET",
"url": "https://api.weather.gov/alerts/active?point={{$node[\"Set Config Params\"].json[\"lat\"]}},{{$node[\"Set Config Params\"].json[\"lon\"]}}",
"responseFormat": "json",
"options": {
"headers": {
"User-Agent": "OpenWebUI-Safety-Integrator/1.0 (contact@example.com)"
},
"timeout": 30000
}
}
},
{
"id": "5",
"name": "USGS Elevation (Point Query)",
"type": "n8n-nodes-base.httpRequest",
"position": [
700,
400
],
"parameters": {
"authentication": "none",
"requestMethod": "GET",
"url": "https://nationalmap.gov/epqs/pqs.php?x={{$node[\"Set Config Params\"].json[\"lon\"]}}&y={{$node[\"Set Config Params\"].json[\"lat\"]}}&units=Feet&output=json",
"responseFormat": "json",
"options": {
"timeout": 30000
}
}
},
{
"id": "6",
"name": "Normalize Hazards Results",
"type": "n8n-nodes-base.function",
"position": [
950,
240
],
"parameters": {
"functionCode": "const femaRaw = items[0].json;\nconst nwsRaw = items[1].json;\nconst usgsRaw = items[2].json;\n\nlet fema = {};\ntry { fema = (femaRaw && femaRaw.features && femaRaw.features[0]) ? (femaRaw.features[0].attributes || femaRaw.features[0]) : { note: 'No NFHL feature' }; } catch (e) { fema = { error: e.message, raw: femaRaw }; }\n\nlet nwsAlerts = {};\ntry { nwsAlerts = (nwsRaw && nwsRaw.features) ? nwsRaw.features.map(f => ({ id: f.id, properties: f.properties })) : { note: 'No active alerts for point' }; } catch (e) { nwsAlerts = { error: e.message, raw: nwsRaw }; }\n\nlet elevation = {};\ntry { elevation = usgsRaw && usgsRaw.USGS_Elevation_Point_Query_Service ? usgsRaw.USGS_Elevation_Point_Query_Service.Elevation_Query : { note: 'No elevation result' }; } catch (e) { elevation = { error: e.message, raw: usgsRaw }; }\n\nconst content = {\n period: new Date().toISOString(),\n county: $node[\"Set Config Params\"].json.county_name,\n lat: $node[\"Set Config Params\"].json.lat,\n lon: $node[\"Set Config Params\"].json.lon,\n fema_nfhl: fema,\n nws_active_alerts: nwsAlerts,\n elevation: elevation\n};\n\nconst contentText = `Hazard Report for ${$node[\"Set Config Params\"].json.county_name} County, FL\nLocation: ${$node[\"Set Config Params\"].json.lat}, ${$node[\"Set Config Params\"].json.lon}\nGenerated: ${content.period}\n\nFEMA Flood Zone: ${JSON.stringify(fema, null, 2)}\n\nActive Weather Alerts: ${JSON.stringify(nwsAlerts, null, 2)}\n\nElevation Data: ${JSON.stringify(elevation, null, 2)}`;\n\nreturn [{ json: { content, contentText } }];"
}
},
{
"id": "7",
"name": "Inject to OpenWebUI KB via Text API (CORRECT)",
"type": "n8n-nodes-base.httpRequest",
"position": [
1250,
240
],
"parameters": {
"authentication": "none",
"requestMethod": "POST",
"url": "={{$node[\"Set Config Params\"].json['openwebui_url']}}/api/retrieval/process/text",
"headers": {
"Authorization": "Bearer {{$node[\"Set Config Params\"].json['openwebui_token']}}",
"Content-Type": "application/json"
},
"jsonParameters": true,
"bodyParametersJson": "={\n \"name\": \"Hazard Report {{$node[\\\"Set Config Params\\\"].json['county_name']}} {{new Date().toISOString().split('T')[0]}}\",\n \"content\": {{JSON.stringify($node[\\\"Normalize Hazards Results\\\"].json.contentText)}},\n \"collection_name\": \"{{$node[\\\"Set Config Params\\\"].json['kb_id']}}\"\n}",
"options": {
"timeout": 30000,
"otherOptions": {
"allowUnauthenticatedDownloads": false
}
}
}
},
{
"id": "8",
"name": "Return Success",
"type": "n8n-nodes-base.set",
"position": [
1500,
240
],
"parameters": {
"values": {
"string": [
{
"name": "status",
"value": "success"
},
{
"name": "message",
"value": "Data injected into OpenWebUI KB"
},
{
"name": "county",
"value": "={{$node[\"Set Config Params\"].json['county_name']}}"
},
{
"name": "timestamp",
"value": "={{new Date().toISOString()}}"
}
]
},
"options": {}
}
}
],
"connections": {
"Manual Trigger": {
"main": [
[
{
"node": "Set Input Params",
"type": "main",
"index": 0
}
]
]
},
"Set Input Params": {
"main": [
[
{
"node": "Florida Counties List",
"type": "main",
"index": 0
}
]
]
},
"Florida Counties List": {
"main": [
[
{
"node": "Loop Counties",
"type": "main",
"index": 0
}
]
]
},
"Loop Counties": {
"main": [
[
{
"node": "Set Config Params",
"type": "main",
"index": 0
}
]
]
},
"Set Config Params": {
"main": [
[
{
"node": "FEMA NFHL Flood Zone Lookup (by lat/lon)",
"type": "main",
"index": 0
},
{
"node": "NWS Active Alerts (by point)",
"type": "main",
"index": 0
},
{
"node": "USGS Elevation (Point Query)",
"type": "main",
"index": 0
}
]
]
},
"FEMA NFHL Flood Zone Lookup (by lat/lon)": {
"main": [
[
{
"node": "Normalize Hazards Results",
"type": "main",
"index": 0
}
]
]
},
"NWS Active Alerts (by point)": {
"main": [
[
{
"node": "Normalize Hazards Results",
"type": "main",
"index": 1
}
]
]
},
"USGS Elevation (Point Query)": {
"main": [
[
{
"node": "Normalize Hazards Results",
"type": "main",
"index": 2
}
]
]
},
"Normalize Hazards Results": {
"main": [
[
{
"node": "Inject to OpenWebUI KB via Text API (CORRECT)",
"type": "main",
"index": 0
}
]
]
},
"Inject to OpenWebUI KB via Text API (CORRECT)": {
"main": [
[
{
"node": "Return Success",
"type": "main",
"index": 0
}
]
]
}
},
"active": true,
"settings": {
"saveExecutionProgress": true,
"errorWorkflow": "error_handler_workflow_id"
},
"staticData": {},
"notes": "FIXED VERSION: Uses correct OpenWebUI API endpoints with Bearer token authentication. Converts data to text format for /api/retrieval/process/text endpoint."
}
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About this workflow
FL Hazards -> OpenWebUI KB (hazards) - FIXED. Uses itemLists, httpRequest. Event-driven trigger; 11 nodes.
Source: https://github.com/beaudamore/openwebui-repliers-real-estate-tool/blob/b3e659fd3d57bf9d4e08d7b295b96e79d01ab15c/n8n/hazards.json — original creator credit. Request a take-down →
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