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v1.1.0 - Enhanced Winter Weather Detection

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@StewAlexander-com StewAlexander-com released this 05 Dec 01:37
· 38 commits to main since this release
v1.1.0
baf8d29

🎉 Release v1.1.0 - Enhanced Winter Weather Detection

Release Date: December 2024
Status: 🟢 Stable

📦 What's New in v1.1.0

This release includes significant enhancements to winter weather detection, bug fixes for threat level updates, and comprehensive test suite improvements.

🐛 Bug Fixes

Winter Weather Advisory Threat Level Fix:

  • Fixed issue where winter weather advisories were detected but threat level remained "SAFE"
  • Enhanced alert polling to properly detect winter weather status changes
  • Improved threat level update logic for winter weather advisories
  • Added comprehensive debug logging for troubleshooting

✨ Enhanced Features

Comprehensive Winter Weather Detection

Expanded Alert Types (13 → 26+ NWS Products):

  • Advisories: Winter Weather Advisory, Freezing Rain Advisory, Snow Advisory, Wind Chill Advisory, Frost Advisory, Lake Effect Snow Advisory, Winter Weather Statement
  • Warnings: Winter Storm Warning, Winter Weather Warning, Ice Storm Warning, Blizzard Warning, Freezing Rain Warning, Snow Squall Warning, Lake Effect Snow Warning, Wind Chill Warning, Extreme Cold Warning, Hard Freeze Warning, Freeze Warning
  • Watches: All corresponding watch types for the above

Expanded Phenomena Keywords (24 → 40+ Terms):

  • Snow Terms: snow, snowfall, snowstorm, snow squall, snow shower, snow flurries, blowing snow, drifting snow, lake effect snow, heavy snow, significant snow, accumulating snow
  • Ice Terms: ice, icing, black ice, glaze ice, freezing rain, freezing drizzle, freezing fog, ice accumulation, ice coating
  • Cold Terms: wind chill, extreme cold, bitter cold, hard freeze, freeze, frost, below freezing
  • Visibility Terms: blizzard, whiteout, near-zero visibility
  • Mixed Terms: sleet, wintry mix, winter precipitation, mixed precipitation

Improved Detection Logic:

  • Better distinction between warnings and advisories
  • Handles "winter weather statement" alerts
  • Enhanced forecast discussion text analysis
  • Improved warning pattern detection

Threat Level Behavior

  • Winter Weather WARNING → WARNING (Red) with "Winter Precipitation Imminent and/or Occurring"
  • Winter Weather ADVISORY → MONITOR (Yellow) with "Monitor for Winter Conditions"
  • Proper priority hierarchy: Warnings > Advisories > SPC Risk

🧪 Testing Improvements

Comprehensive Test Suite Updates:

  • Expanded winter weather tests from 11 to 26 tests
  • Total test count: 49 tests (was 34)
  • 100% pass rate verified
  • Added tests for all new alert types:
    • 16 alert detection tests
    • 9 detection scenario tests
    • 3 threat level integration tests

Test Files Updated:

  • test-dashboard.html - Browser test suite
  • run_tests.py - Python test runner
  • run-tests.js - Node.js test runner

📊 Statistics

  • Alert Types: 26 NWS products (was 13)
  • Phenomena Keywords: 40+ terms (was 24)
  • Test Coverage: 49 tests (was 34)
  • Pass Rate: 100%

🔧 Technical Improvements

  • Enhanced alert polling logic for winter weather status changes
  • Improved status tracking and comparison
  • Comprehensive debug logging for troubleshooting
  • Better error handling for winter weather detection

📝 Changes Since v1.0.0

Files Modified:

  • Severe-Weather-Dashboard.html - Enhanced winter weather detection + bug fixes
  • test-dashboard.html - Expanded test coverage
  • run_tests.py - Updated comprehensive winter weather tests
  • run-tests.js - Updated comprehensive winter weather tests

🚀 Migration Notes

No Breaking Changes:

  • All changes are backward compatible
  • Existing functionality remains unchanged
  • Enhanced detection improves accuracy without affecting current behavior

📋 Complete Change Log

v1.1.0 (December 2024):

  • Fixed winter weather advisory threat level not updating
  • Expanded winter weather detection to 26+ alert types
  • Expanded winter weather phenomena keywords to 40+ terms
  • Enhanced alert polling for winter weather status changes
  • Added comprehensive debug logging
  • Expanded test suite to 49 tests (100% passing)

v1.0.0 (December 2024):

  • Initial stable release
  • SPC threat integration
  • NWS alerts and forecast discussion
  • Location-specific configuration
  • Comprehensive error handling
  • Winter weather detection (basic)
  • 34 automated tests

🔗 Links

🙏 Acknowledgments

  • NOAA/National Weather Service for comprehensive winter weather alert data
  • Storm Prediction Center for severe weather outlooks
  • Community feedback for identifying the threat level update issue

⚠️ IMPORTANT: This dashboard is for informational purposes only. For official warnings and emergency information, consult: National Weather Service, Emergency Alert System, Wireless Emergency Alerts, Local Emergency Management, Storm Prediction Center

Built with ❤️ for the Mebane, NC community

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