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 creating detailed forecasts for any location served by the CMC and Allan Rahill’s astronomy variables.
Astrospheric is the only service for astronomers which updates the CMC forecast every 6 hours.
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!

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

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 and Location Details

Latitude:

Longitude:

Forecast data generated around

Next forecast approximately

Astrospheric FAQs

Help Content

Visit Astrospheric's Photo of the Month website

	Forecast data provided by the Canadian Meteorological Centre
	Long range forecast data provided by NCEP GFS
	Satellite data provided by RealEarth from the University of Wisconsin-Madison's Space Science and Engineering Center

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Favorites

SUBSPACE

My Profile

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Terrain

Satellite

Filter

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Get Forecast

Current 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!

Settings

Language β

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Units

km/h mph °C °F

Time

24 hr 12 hr

Show ISS Flyover

Yes No

Show KP Index

Help Content

FAQs

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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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