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NOTICE DATE:  November 13, 2018

NOTICE TYPE:  W-A11318-01 Operations

SHORT DESCRIPTION:  Change in Posting Time of Wind Forecast Data and Certain Current Day Report and Public Dashboard Products

INTENDED AUDIENCE:  Qualified Scheduling Entities

DAY AFFECTED:  November 28, 2018

LONG DESCRIPTION:  On November 28, 2018, ERCOT will change the timing of when wind power forecasts are made available to Qualified Scheduling Entities (QSEs) representing Wind Generation Resources (WGRs) due to changes in timing of when these hourly wind forecast are received by ERCOT from both wind forecasting vendors.

QSEs representing WGRs currently receive wind forecast data approximately 30 to 40 minutes after the top of the hour. As of November 28, 2018, these QSEs will receive wind forecast data approximately 50 to 55 minutes after the top of the hour.

In addition, the posting times for the following Current Day Report and Public Dashboard products will change to reflect the availability of wind power forecast data. Currently, these products typically post or update 35 to 45 minutes after the top of the hour. As of November 28, 2018, these products will post or update approximately 55 to 56 minutes after the top of the hour.

*      Wind Power Production - Hourly Averaged Actual and Forecasted Values (NP4-732-CD, Report ID 13028)

*      Wind Power Production - Hourly Averaged Actual and Forecasted Values by Geographical Region (NP4-742-CD, Report ID 14787)

*      Forecasted and Actual Wind Power Production Dashboard

CONTACT:  If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at [log in to unmask]<mailto:[log in to unmask]>.

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