System Requirements
Licence Information

The NRFA released an update to its peak flow data on 25/09/2019 for use in WINFAP. Please download the updated Version 8 NRFA Peak Flow Dataset here. This should be used instead of Version 7 provided within the installation.

Download WINFAP4 version 4.1.6991.30339
Checksum: a4185b0fef7a977a668b9f9019e517c0
  • Release date: 21 Feb 2019
  • Version: 4.1.6991.30339

Release notes:

  • WINFAP 4.1 incorporates the Peak Flow v7 data.
  • There is no requirement for WINFAP 4.0 users to upgrade to WINFAP 4.1 if you have downloaded the Peak Flow v7 data from the NRFA website.
  • Note if you upgrade from WINFAP 4.0 to WINFAP 4.1 you will need to update the Load Options Station file path, as this will maintain your previous settings.
  • For new installations of WINFAP 4.1, your Load Options Station file path will automatically connect to Peak Flow v7 folder.