Because these are provisional data, the Sea Ice Index has not been updated and continues to display only F-17 data through March 31. We expect to make the F-18 data available in Charctic soon.
For general information on the intercalibration of sensors, see the documentation for Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data. This documentation will be updated when the intercalibration to F-18 is complete.
For more information on the F-17 satellite sensor issues, see our previous post.
This was posted several days ago, and it seems stable so far. Here is the latest plot:
Just an FYI for those of your that say the WUWT sea ice page is not updating, its a cache problem with wordpress.com.
Try pressing CTRL and the refresh button on your browser at the same time.