Observing alerts
Get an evening forecast when there is a suitable window for your location and equipment. No account needed.
Preview your evening →Your observing preferences
Choose an observing locationTime zone is determined from the location
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All times use the selected location’s time zone. An end time before the start continues into the following morning. One evening alert at most; we check for an hour after your notification time.
Weather and Moon limits
Choose how to receive alerts
A compact evening timeline, useful targets and a link to the full forecast.
On this device
A short notification opens your evening report. Browser permission is requested only when you enable it.
Delivery depends on your browser and device settings. Clearing browser data can remove access to this subscription’s settings.