US Gas Weighted Degree Days

Speedwell Cleaned Data for 198 U.S locations

15-day Max/Min Forecasts for 198 US locations

The Purpose...

  • Use the data to estimate the EIA natural gas storage and withdrawal forecasts (high weather correlation)
  • Use the data to examine historical events in the context of recent, current, or upcoming extreme weather events
  • Correlate with energy usage


The Product...


Historical Data

  • Max / min station data, HDD / CDD totals on a state, regional, production / consumption, and national levels
  • Data available from Jan 1st 1975 to present


Climatological Data

  • Continuously updated 10 yr and 30 yr smoothed normals


Operational Data

  • Previous 7 days of actuals & 15-day forecast
  • Presented as daily values, state, regional, production / consumption, and national levels
  • Delivered daily via FTP
Speedwell Weather (PH: +1 843 737 4843)
David Whitehead (USA)
Commodity Weather Group (PH: +1 240 207 2500)
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