SNOTEL Data Viewer

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error.message : \"Unknown error\"\n };\n return c.json(apiResponse, 500);\n }\n});\n\n// API endpoint to get latest data for stations\napp.get(\"/api/data\", async c => {\n try {\n // Get current date and 30 days ago for recent data\n const endDate = new Date();\n const startDate = new Date();\n startDate.setDate(startDate.getDate() - 30);\n \n const formatDate = (date: Date) => date.toISOString().split('T')[0];\n \n // Use specific Colorado SNOTEL station IDs\n const coStationIds = [\n \"335:CO:SNTL\", \"415:CO:SNTL\", \"505:CO:SNTL\", \"551:CO:SNTL\", \"713:CO:SNTL\",\n \"380:CO:SNTL\", \"465:CO:SNTL\", \"531:CO:SNTL\", \"586:CO:SNTL\", \"739:CO:SNTL\",\n \"322:CO:SNTL\", \"408:CO:SNTL\", \"485:CO:SNTL\", \"569:CO:SNTL\", \"797:CO:SNTL\"\n ];\n \n // Fetch recent data for these stations\n const dataResponse = await fetch(\n `https://wcc.sc.egov.usda.gov/awdbRestApi/services/v1/data?stationIds=${coStationIds.join(',')}&elementCds=SNWD,WTEQ,TOBS&ordinal=1&duration=DAILY&getFlags=false&alwaysReturnDailyFeb29=false&format=json&beginDate=${formatDate(startDate)}&endDate=${formatDate(endDate)}`\n );\n \n if (!dataResponse.ok) {\n throw new Error(`Data API request failed: ${dataResponse.status}`);\n }\n \n const data = await dataResponse.json();\n \n // Process and group data by station, getting the most recent values\n const stationData: { [key: string]: SnotelData } = {};\n \n data.forEach((record: any) => {\n const stationId = record.stationId;\n \n if (!stationData[stationId]) {\n stationData[stationId] = {\n stationId: stationId,\n name: record.stationName,\n date: record.date,\n snowDepth: undefined,\n snowWaterEquivalent: undefined,\n temperature: undefined,\n precipitation: undefined\n };\n }\n \n // Update with latest date data\n if (record.date >= stationData[stationId].date) {\n stationData[stationId].date = record.date;\n \n // Map element codes to our data structure\n switch (record.elementCd) {\n case 'SNWD':\n stationData[stationId].snowDepth = record.value;\n break;\n case 'WTEQ':\n stationData[stationId].snowWaterEquivalent = record.value;\n break;\n case 'TOBS':\n stationData[stationId].temperature = record.value;\n break;\n case 'PREC':\n stationData[stationId].precipitation = record.value;\n break;\n }\n }\n });\n \n const apiResponse: ApiResponse = {\n success: true,\n data: Object.values(stationData)\n };\n \n return c.json(apiResponse);\n } catch (error) {\n console.error(\"Error fetching data:\", error);\n const apiResponse: ApiResponse = {\n success: false,\n error: error instanceof Error ? error.message : \"Unknown error\"\n };\n return c.json(apiResponse, 500);\n }\n});\n\nexport default app.fetch;","deleted",false,"label",[19,36],"d86c8220-47cf-11f0-b27b-76b3cceeab13",3,["D",1749761846319],0,"directory",[19],{"_34":58,"_13":19,"_37":40,"_39":-5,"_41":42,"_43":59,"_45":46,"_47":108,"_17":61,"_50":62,"_52":-5,"_54":55,"_56":-5,"_74":109,"_18":110},{"_34":93,"_13":94,"_37":95,"_39":-5,"_41":42,"_43":96,"_45":46,"_47":97,"_17":61,"_50":62,"_52":-5,"_54":55,"_56":-5,"_74":98,"_18":99},{"_34":77,"_13":78,"_37":79,"_39":-5,"_41":42,"_43":80,"_45":46,"_47":81,"_17":61,"_50":62,"_52":-5,"_54":55,"_56":-5,"_74":82,"_18":83},{"_34":68,"_13":69,"_37":70,"_39":-5,"_41":42,"_43":71,"_45":46,"_47":72,"_17":61,"_50":24,"_52":73,"_54":55,"_56":-5,"_74":75,"_18":76},"c67bef4c-47cf-11f0-a860-76b3cceeab13","README.md","c67bf000-47cf-11f0-a860-76b3cceeab13",1,["D",1749761816224],"# SNOTEL Data Viewer\n\nA web application that displays the latest SNOTEL (Snow Telemetry) data from USDA's AWDB REST API.\n\n## Features\n\n- Displays latest snow and weather data from SNOTEL sites\n- Interactive table with site information\n- Real-time data fetching from USDA AWDB API\n\n## Project Structure\n\n- `backend/index.ts` - Main Hono server with API endpoints\n- `frontend/index.html` - Main HTML template\n- `frontend/index.tsx` - React frontend application\n- `shared/types.ts` - Shared TypeScript types\n\n## API Endpoints\n\n- `GET /` - Serves the main application\n- `GET /api/sites` - Fetches SNOTEL site data\n- `GET /api/data/:stationId` - Fetches latest data for a specific station\n\n## Usage\n\nThe application automatically loads and displays SNOTEL data in a table format showing:\n- Station information (name, location, elevation)\n- Latest snow depth measurements\n- Temperature data\n- Precipitation data","children",[],[69],"c9879bd2-47cf-11f0-bb69-76b3cceeab13","shared","a9959294-c98a-4ec3-87a4-b9edb70b06b5",2,["D",1749761821332],[84],[78],{"_34":85,"_13":86,"_37":87,"_39":79,"_41":42,"_43":80,"_45":46,"_47":88,"_17":61,"_50":89,"_52":90,"_54":55,"_56":-5,"_74":91,"_18":92},"c9879240-47cf-11f0-bb69-76b3cceeab13","types.ts","c9879308-47cf-11f0-bb69-76b3cceeab13",["D",1749761821332],"script","// Shared types for SNOTEL data\n\nexport interface SnotelSite {\n stationId: string;\n name: string;\n state: string;\n latitude: number;\n longitude: number;\n elevation: number;\n county?: string;\n huc?: string;\n}\n\nexport interface SnotelData {\n stationId: string;\n name: string;\n date: string;\n snowDepth?: number;\n snowWaterEquivalent?: number;\n temperature?: number;\n precipitation?: number;\n windSpeed?: number;\n windDirection?: number;\n}\n\nexport interface ApiResponse {\n success: boolean;\n data?: T;\n error?: string;\n}",[],[78,86],"ea7dd892-47cf-11f0-a3a1-76b3cceeab13","frontend","01f6a4ee-92ab-4a24-9934-1b7142f73fbe",4,["D",1749761876621],[100],[94],{"_34":101,"_13":102,"_37":103,"_39":95,"_41":42,"_43":96,"_45":46,"_47":104,"_17":61,"_50":24,"_52":105,"_54":55,"_56":-5,"_74":106,"_18":107},"ea7dbfa6-47cf-11f0-a3a1-76b3cceeab13","index.html","ea7dc06e-47cf-11f0-a3a1-76b3cceeab13",["D",1749761876621],"\n\n\n \n \n SNOTEL Data Viewer\n \n \n \n\n\n

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