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National Forecast

Tonight Across
the United States.

See where tonight's best astrophotography conditions are across the country, then drill into your region for a closer look.

Tonight's Conditions

United States

Select a region for a closer look at tonight's observing conditions.

Forecast Progression 12:01 AM CDT
Forecast Score Excellent Good Fair Poor
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National Outlook

Rockies and Southwest Offer Top Astrophotography Conditions

Tonight's best astrophotography conditions are found in the Rockies and Southwest regions, with Denver and Boise leading the way with near-perfect scores of 99. Cities like Salt Lake City and Los Angeles also offer excellent viewing opportunities with minimal cloud cover. The Great Plains and Midwest present generally good to excellent conditions, especially in Sioux Falls and Chicago. In contrast, the Southeast and Northeast face mostly poor to fair conditions due to high cloud cover and rain chances, with cities like Dallas, Washington DC, and Miami scoring poorly. The Pacific Northwest shows mixed conditions, with Portland, OR, scoring excellent at 87, while Seattle struggles with a poor 30 due to heavy clouds.

Best Region Tonight Rockies Average score: 91/100

The Rockies region stands out with an average score of 91, featuring excellent conditions in Denver (99), Cheyenne (96), and Billings (86), offering some of the clearest skies and best visibility for astrophotographers tonight.

Top Conditions

Best Tonight

Boise, ID 99 Excellent
Phoenix, AZ 99 Excellent
Denver, CO 99 Excellent
San Diego, CA 97 Excellent
Cheyenne, WY 96 Excellent