To obtain a DW number fill in the form below. You will receive an e-mail reply with your assigned number (similar to "DW1234").
If you have questions, please contact your software provider, or send email to here. Several different ways to check your data packets are at Packet Checking.
If you also send your weather data to another internet site, please contact MADIS technical support so they will be aware of the possibility of duplicate data.
Thank you for participating in the Citizen Weather Program!