02/20/2018 04:20 UTC: Significant server issues are affecting the dissemination of OPC products. Please carefully check issuance times.

Graphical Forecast Verification

Step 1: Select the Charts:   Display the   With the  Hour Forecast   

Step 2: Select the Times*:  Atlantic Surface Analysis Valid:          48 Hour Forecast Valid: 
Step 3: Choose the Resolution:   Standard Large XL
Step 4:
Displaying the Atlantic Surface Analysis Valid: 00Z Jan 01 1970analysis image Displaying the 48 Hour Forecast Valid: 00Z Jan 03 1970forecast image

*NOTE: Ensure the valid times on the charts match each other. Either the 48-hour or 96-hour forecasts can be verified by using the drop down menu to select a similar valid date and time.