Moderate Activity 🌒 3% Updated live

Aurora Forecast for
Big Bay Tonight

Current northern lights conditions for Big Bay, Michigan, United States. Latitude 46.8°N · AACGM-v2 magnetic latitude 55.7°N.

Quick Summary: The estimated northern lights outlook for Big Bay peaks at 0% over the next 24 hours. No suitable viewing window.

Aurora forecast

0%

Estimated

Highest estimate · next 24 hours

Viewing window

No suitable viewing window

America/Detroit

Kp index

4

Moderate

Planetary geomagnetic activity

Cloud cover

100%

Overcast

Current sky visibility

Aurora

Tonight's Verdict

Low aurora probability in Big Bay tonight. Check back tomorrow for updated conditions.

Hourly Forecast · Estimated

00
00:00 — 0%
01:00 — 0%
02:00 — 0%
03:00 — 0%
04:00 — 0%
05:00 — 0%
06
06:00 — 0%
07:00 — 0%
08:00 — 0%
09:00 — 0%
10:00 — 0%
11:00 — 0%
12
12:00 — 0%
13:00 — 0%
14:00 — 0%
15:00 — 0%
16:00 — 0%
17:00 — 0%
18
18:00 — 0%
19:00 — 0%
20:00 — 0%
21:00 — 0%
22:00 — 0%
23:00 — 0%
00:00 UTC06:00 UTC12:00 UTC18:00 UTC23:00 UTC
Time (UTC)Estimated (%)
2026-10-13T00:00:00.000Z0%
2026-10-13T01:00:00.000Z0%
2026-10-13T02:00:00.000Z0%
2026-10-13T03:00:00.000Z0%
2026-10-13T04:00:00.000Z0%
2026-10-13T05:00:00.000Z0%
2026-10-13T06:00:00.000Z0%
2026-10-13T07:00:00.000Z0%
2026-10-13T08:00:00.000Z0%
2026-10-13T09:00:00.000Z0%
2026-10-13T10:00:00.000Z0%
2026-10-13T11:00:00.000Z0%
2026-10-13T12:00:00.000Z0%
2026-10-13T13:00:00.000Z0%
2026-10-13T14:00:00.000Z0%
2026-10-13T15:00:00.000Z0%
2026-10-13T16:00:00.000Z0%
2026-10-13T17:00:00.000Z0%
2026-10-13T18:00:00.000Z0%
2026-10-13T19:00:00.000Z0%
2026-10-13T20:00:00.000Z0%
2026-10-13T21:00:00.000Z0%
2026-10-13T22:00:00.000Z0%
2026-10-13T23:00:00.000Z0%
How to read this forecast

The next 24 hours use calculated local darkness and a retained aurora activity heuristic. They are not a measured or statistically calibrated chance of seeing aurora. Aggregate cloud cover is held constant unless a timed weather forecast is available.

Generated 2026-10-12T23:36:13.267Z. Kp: fresh · observation 2026-10-12T21:00:00.000Z. Cloud: fresh · cache refresh 2026-10-12T22:20:31.251+00:00. Overall model: estimated.

Window: No suitable viewing window. A dash marks a missing input; zero means the model found no visibility under the supplied conditions.

27-Day Forecast

App Exclusive

Unlock 27-Day Forecast

Get extended forecasts, push alerts, and cloud cover maps for Big Bay in the Aurora Hunt app.

Download on the App Store Get it on Google Play

Oct 13

Kp Index •••
Probability •••
Cloud Cover •••

Oct 14

Kp Index •••
Probability •••
Cloud Cover •••

Oct 15

Kp Index •••
Probability •••
Cloud Cover •••

About Aurora Viewing in Big Bay

Big Bay, United States, is at 46.8°N. Aurora visibility depends on local conditions as well as geomagnetic activity. Its verified magnetic latitude is 55.7°N; Kp 5–7 is an approximate screening range, not a visibility probability. Even favourable activity can be hidden by clouds or daylight. Find a dark, open northern horizon and check the sky before travelling.

Follow forecasts, cloud maps and aurora alerts for Big Bay in Aurora Hunt, then confirm darkness, local cloud and access before going outside.

Related Aurora Guides

📡

Northern Lights Tonight in the US: Live Forecast & Radar

Use live Bz, solar wind, cloud corridors, moonlight, horizon checks and safety cutoffs to decide if the aurora is visible tonight in the US.
🇺🇸

Where to See the Northern Lights in the US | Complete Guide

Separate Alaska from lower-48 storm chasing with practical Kp, Bz, dark-sky, cloud and northern-horizon guidance for US aurora nights.
🇺🇸

Northern Lights in Alaska: Fairbanks Viewing Guide (2026)

Plan a Fairbanks aurora trip with realistic guidance on ice fog, elevated viewpoints, cold-weather logistics, road safety and when not to drive.
View all educational guides

Frequently Asked Questions

Can you see aurora in Big Bay tonight?
Aurora visibility in Big Bay depends on geomagnetic activity (Kp index), cloud cover, and darkness. At 46.8°N latitude, Big Bay typically needs a Kp index of 5–7 for visible aurora. Check the real-time forecast above for tonight's conditions.
What time is best to see northern lights in Big Bay?
The best time to see aurora in Big Bay is typically between 10 PM and 2 AM local time, when skies are darkest. Aurora can appear any time after astronomical twilight, but peak activity usually occurs around local midnight.
Where to watch aurora in Big Bay?
For the best aurora viewing in Big Bay, find a location away from city light pollution with a clear view to the north. Dark areas outside the city center, elevated viewpoints, and spots near water are ideal. Check cloud cover before heading out.
What Kp index is needed to see aurora in Big Bay?
Big Bay is at 46.8°N latitude and typically requires a Kp index of 5–7 for visible aurora. Higher Kp values mean stronger geomagnetic storms and better aurora visibility, even at lower latitudes.
Is Big Bay, United States a good place to see northern lights?
Big Bay can see aurora during strong geomagnetic storms. Located at 46.8°N, aurora is visible when Kp index reaches 5–7 or higher.

Nearby Aurora Destinations

Ishpeming

46.5°N View →

Upper Peninsula

46.5°N View →

Marquette

46.5°N View →

Keweenaw Peninsula

47.1°N View →

Copper Harbor

47.5°N View →

Eagle Harbor

47.5°N View →

Never Miss the Aurora in Big Bay

Keep northern lights forecasts, cloud maps and aurora alerts for Big Bay together in Aurora Hunt. Check the local sky before heading outside.

Download on the App Store Get it on Google Play
Data-backed forecasts Alerts in seconds Cosmic insights
Aurora Hunt

Unlock alerts for Big Bay

We value your privacy

We use essential cookies and, with your consent, analytics cookies to improve Aurora Hunt. Learn more