Astrospheric

Advanced weather forecasting for North American astronomers

Welcome to Astrospheric!

Astrospheric uses data from the Canadian Meteorological Center (CMC), NOAA, and other sources to generate high resolution weather forecasts for astronomers and astrophotographers across North America.

Check out these great features and more!

Astrospheric is the only service for astronomers which updates the CMC forecast every 6 hours.
Astrospheric is the only service that integrates Smoke data into the Transparency forecast (and makes smoke available to view on the map)
Astrospheric creates detailed map overlays of all weather variables so that astronomers can see the big picture.
Every forecast comes with ISS flyover info, Kp index, extended cloud forecast, and so much more!
Astrospheric Professional adds on notifications, ensemble cloud forecasts, and so much more.

Don’t forget to download the free app!

One stop app for night sky photography and beyond. So full featured, very reliable and easy to navigate. This is my first app I look at as I plan a nightscape outing.

Documentation

FAQs

Astrospheric

Settings

Help

Astrospheric

Cloud Cover

Transparency

Seeing

Wind

Temperature

Dew Point

Extended Cloud Forecast

Moon Details

Current Moon Phase

Moon Phase

Altitude
Illuminated
Age (days)

Next Moon Phase

Forecast Details

Latitude:

Longitude:

Forecast data generated around

Next forecast approximately

Download the Astrospheric app today!

Helpful Links

Frequent Questions

Documentation

Astrospheric API *New*

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Embed Astrospheric

Tools for astronomical societies

Visit the Astrospheric Photo of the Month

	Forecast data provided by the Canadian Meteorological Centre
	Long range forecast data provided by NCEP GFS

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Save your favorite observing locations

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Did you know...?

Astrospheric is the only service that updates the CMC astronomy data 4 times a day

Astrospheric's Transparency forecast includes wildfire smoke data

Astrospheric provides free tools to astronomical societies and star parties

Astrospheric Pro provides access to the major cloud forecast models

Astrophotography Channel Preview

Dark

Terrain

Satellite

Filter

Learn more

Get Forecast

Center on GPS location

Get New Forecast

Welcome to Astrospheric, the most advanced astronomy forecast for North America. By using this app you agree to the Privacy and Terms of Use.

If you grant Astrospheric permission it can use your GPS to get your location.
Location can also be set manually.

Weather Alerts and Subspace groups use push notifications to let you know of changes.

Push notifications can be enabled now or later in iOS settings.

Astrospheric updates 4 times a day with data from the Canadian Meteorological Center, NOAA, and other sources.

Satellite imagery is updated every few minutes.

If you need help, tap the logo at the top of the app
Astrospheric logo

I'm ready!

Get a 2nd (and 3rd) opinion with the Ensemble cloud forecast provided by Astrospheric Pro

Settings

Language β

English Français

Units

km/h mph

°C °F

Time

24 hr 12 hr

Show ISS

Yes No

Show KP Index

Sky & Telescope

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Help

Astrospheric Professional


Cloudy	Poor	< Average	Average	> Average	Excellent


0 to .1 Clear	.1 to .2 Average	.2 to .3	.3 to .4	.4 to .6	.6 to 1	1 to 2	> 2

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