From AcuRite
" My AcuRite will be undergoing scheduled maintenance on Wednesday, January 19, 2022, from approximately 10:30 a.m. CST to 1:30 p.m. CST.
Please note that you will not be able to log in to your account during this time.
You must have backup batteries inserted into your My AcuRite-connected device to ensure that your My AcuRite account captures your data during this maintenance period and backfills this data once service returns. Common My AcuRite-connected devices include your Wi-Fi display or AcuRite Access.
We appreciate your patience during this time. The AcuRite Team " ...