Moderate Activity 🌒 4% Updated live

Aurora Forecast for
Fort Simpson Tonight

Real-time northern lights conditions for Fort Simpson, Northwest Territories, Canada. Latitude 61.9°N · Magnetic latitude 66.4°

Aurora Probability

83%

Excellent Viewing

Chance of visible aurora tonight

Best Time

22:00

– 02:00

Optimal viewing window

Kp Index

3.33

Moderate

Planetary geomagnetic activity

Cloud Cover

1%

Clear skies

Current sky visibility

Aurora

Tonight's Verdict

Prime northern lights viewing in Fort Simpson tonight! Current Kp is 3.33 with 1% clouds — clear skies, go outside and look north!

Hourly Forecast

Peak: 23:00–02:00
00
00:00 — 61%
01:00 — 51%
02:00 — 34%
03:00 — 17%
04:00 — 6%
05:00 — 5%
06
06:00 — 5%
07:00 — 5%
08:00 — 5%
09:00 — 5%
10:00 — 5%
11:00 — 5%
12
12:00 — 5%
13:00 — 5%
14:00 — 5%
15:00 — 5%
16:00 — 5%
17:00 — 5%
18
18:00 — 6%
19:00 — 19%
20:00 — 34%
21:00 — 57%
22:00 — 69%
23:00 — 71%
00:00 06:00 12:00 18:00 23:00
Time (UTC)Aurora Probability (%)
00:0061%
01:0051%
02:0034%
03:0017%
04:006%
05:005%
06:005%
07:005%
08:005%
09:005%
10:005%
11:005%
12:005%
13:005%
14:005%
15:005%
16:005%
17:005%
18:006%
19:0019%
20:0034%
21:0057%
22:0069%
23:0071%

27-Day Forecast

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May 19

Kp Index •••
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May 20

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May 21

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About Aurora Viewing in Fort Simpson

Canada's Fort Simpson is positioned at 61.9°N, which means aurora visibility is a great location during clear nights. You'll need a Kp index of 4+ or higher to spot the lights from this location. Peak aurora activity generally happens between 10 PM and 2 AM, so seek out dark skies for the best chances.

Aurora Hunt provides real-time alerts, cloud cover maps, and aurora probability forecasts specifically for Fort Simpson. Download the app to get notified when conditions are perfect for viewing.

Learn More & Prepare

How to Read a Forecast

Master the three core metrics — Kp index, cloud cover, and darkness.

Kp Index Explained

Understand the 0–9 scale that drives predictions and viewing latitudes.

Photography Guide

Settings and smartphone tips to capture stunning aurora photos.

Frequently Asked Questions

Can you see aurora in Fort Simpson tonight?
Aurora visibility in Fort Simpson depends on geomagnetic activity (Kp index), cloud cover, and darkness. At 61.9°N latitude, Fort Simpson typically needs a Kp index of 4+ for visible aurora. Check the real-time forecast above for tonight's conditions.
What time is best to see northern lights in Fort Simpson?
The best time to see aurora in Fort Simpson 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 Fort Simpson?
For the best aurora viewing in Fort Simpson, 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 Fort Simpson?
Fort Simpson is at 61.9°N latitude and typically requires a Kp index of 4+ for visible aurora. Higher Kp values mean stronger geomagnetic storms and better aurora visibility, even at lower latitudes.
Is Fort Simpson, Canada a good place to see northern lights?
Fort Simpson is a great location for aurora viewing. Located at 61.9°N, it sits within the auroral zone where northern lights are frequently visible during active periods.

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