Stargazing near Chicago tonight

Middle Fork River Forest Preserve — the state's only IDA park — is 2h south.

Updated: · Tonight: Friday, August 14, 2026

Best dark-sky site near Chicago tonight

★ Best tonight

Newport SP

Door County, WI · Bortle 3 · 379 km away

Excellent 9h of clear sky (≤30% cloud) during tonight's astronomical night, mean cloud 4%.

Best clear window: Fri 5:00 p.m. – Sat 1:00 a.m. (9h, 1% mean cloud)

Moon: New moon · 2% illuminated

Open live forecast → Site guide

How we picked tonight's best site

Show ranking debug panel (4 candidates, 7-level tie-break)

Newport SP Lost on verdictRank to Dr. T.K. Lawless Park (but earlier rule decided).

Site Verdict Window Win cloud Min cloud Mean cloud Bortle Distance
Dr. T.K. Lawless Park No-go (1) 0h — 56% 92% 3 139.1 km
Middle Fork No-go (1) 0h — 66% 94% 4 177.6 km
★ Newport SP Excellent (5) 9h 1% 0% 4% 3 378.5 km
Point Pelee Good (4) 3h 9% 0% 43% 4 423.1 km

★ = chosen by tie-break ladder. Lower cloud %, lower Bortle, lower distance = better. Higher windowHours = better.

Tie-break ladder (in order)

  1. verdictRank (desc) — Excellent > Good > Fair > Poor > No-go
  2. windowHours (desc) — Longer clear window wins
  3. windowMeanCloudPct (asc) — Cleaner sky inside the window
  4. tonightMinCloudPct (asc) — Best moment of the night
  5. tonightMeanCloudPct (asc) — Overall sky quality
  6. bortle (asc) — Darker site wins
  7. distanceKm (asc) — Closer wins last

Same metrics are exposed at snapshot.json as bestTonight.tieBreak and closestSites[].tieBreak.

Understand tonight's forecast for Chicago

Each verdict above blends four limiting factors. Tap a card to learn what it measures, where the number comes from, and how to use it.

📖 How to read the forecast Plain-English breakdown of every row, color and score. 🌙 Moon & tonight's window New moon · 2% illuminated ☁️ Cloud cover & sky score Mean cloud tonight: 4% (min 0%). 🔭 Transparency How clean the air column is — controls how faint a star you can see. 🔥 Smoke & AQI Wildfire smoke and PM2.5 from US-AQI — kills transparency before clouds do.

All 4 closest sites, ranked by distance

Newport SP

Door County, WI · Bortle 3 · 379 km away

Excellent 9h of clear sky (≤30% cloud) during tonight's astronomical night, mean cloud 4%.

Best clear window: Fri 5:00 p.m. – Sat 1:00 a.m. (9h, 1% mean cloud)

Moon: New moon · 2% illuminated

Open live forecast → Site guide

Point Pelee

Essex, ON · Bortle 4 · 423 km away

Good 3h clear window during astronomical night, mean cloud 43%.

Best clear window: Fri 8:00 p.m. – Fri 10:00 p.m. (3h, 9% mean cloud)

Moon: New moon · 2% illuminated

Open live forecast → Site guide

Frequently asked questions

Where can I stargaze near Chicago tonight?

Tonight's best site near Chicago is Newport SP (379 km away). Verdict: Excellent. 9h of clear sky (≤30% cloud) during tonight's astronomical night, mean cloud 4%.

What is the closest dark-sky site to Chicago?

Dr. T.K. Lawless Park is the closest, about 139 km from Chicago (Bortle 3).

Can I see the Milky Way from Chicago?

Chicago's urban sky is too light-polluted for naked-eye Milky Way. For a clear view of the galactic band, drive to a Bortle 1–3 site such as Dr. T.K. Lawless Park, Newport SP.

When are northern lights visible near Chicago?

Aurora is visible during geomagnetic storms with Kp ≥ 5–6. Check the live aurora outlook and head to the closest dark site with a clean northern horizon.

Other Ontario cities