Low Activity 🌕 100% Updated live

Aurora Forecast for
Posio Tonight

Real-time northern lights conditions for Posio, Lapland, Finland. Latitude 66.1°N · Magnetic latitude 66.1°

Aurora Probability

50%

Faint Glow

Chance of visible aurora tonight

Best Time

21:00

– 02:30

Optimal viewing window

Kp Index

2

Low

Planetary geomagnetic activity

Cloud Cover

100%

Overcast

Current sky visibility

Aurora

Tonight's Verdict

Moderate chances for aurora in Posio. Keep checking back as conditions may develop.

🌕 Warning: Bright moonlight (100%) may reduce aurora visibility.

Hourly Forecast

Peak: 22:00–01:00
00
00:00 — 16%
01:00 — 14%
02:00 — 10%
03:00 — 5%
04:00 — 5%
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 — 5%
19:00 — 5%
20:00 — 10%
21:00 — 17%
22:00 — 21%
23:00 — 21%
00:00 06:00 12:00 18:00 23:00
Time (UTC)Aurora Probability (%)
00:0016%
01:0014%
02:0010%
03:005%
04:005%
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%
18:005%
19:005%
20:0010%
21:0017%
22:0021%
23:0021%

27-Day Forecast

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Apr 3

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Apr 4

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Apr 5

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About Aurora Viewing in Posio

Located at 66.1°N, Posio offers one of the best locations in the world aurora viewing conditions. Typically, the northern lights become visible here when geomagnetic activity hits Kp 2+. The most active hours are usually between 10 PM and 2 AM local time. Remember to check local cloud coverage and find a location away from city lights.

Aurora Hunt provides real-time alerts, cloud cover maps, and aurora probability forecasts specifically for Posio. 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 Posio tonight?
Aurora visibility in Posio depends on geomagnetic activity (Kp index), cloud cover, and darkness. At 66.1°N latitude, Posio typically needs a Kp index of 2+ for visible aurora. Check the real-time forecast above for tonight's conditions.
What time is best to see northern lights in Posio?
The best time to see aurora in Posio 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 Posio?
For the best aurora viewing in Posio, 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 Posio?
Posio is at 66.1°N latitude and typically requires a Kp index of 2+ for visible aurora. Higher Kp values mean stronger geomagnetic storms and better aurora visibility, even at lower latitudes.
Is Posio, Finland a good place to see northern lights?
Yes! Posio is one of the best locations in the world for aurora viewing. Located at 66.1°N, it sits within the auroral zone where northern lights are frequently visible during active periods.

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