Wind alerts are sent out in a variety of ways. You can receive email alerts, text message alerts, or push notification alerts.
E-mail delivery speed can be affected by several factors. For instance, the mail server and mail relay load (ours, your providers, etc.) can delay mail delivery. Network congestion can delay e-mails for long periods of time, often for several hours or even days. This can even result in undelivered e-mails. Basically, email is not the most reliable way of sending time-sensitive data.
To review your alert notification history: