Low Activity 🌕 100% Updated live

Aurora Forecast for
Letterkenny Tonight

Real-time northern lights conditions for Letterkenny, Ulster, Ireland. Latitude 55.0°N · Magnetic latitude 55.0°

Aurora Probability

5%

Low Likelihood

Chance of visible aurora tonight

Best Time

23:00

– 01:00

Optimal viewing window

Kp Index

2

Low

Planetary geomagnetic activity

Cloud Cover

85%

Overcast

Current sky visibility

Aurora

Tonight's Verdict

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

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

Hourly Forecast

00
00:00 — 5%
01:00 — 5%
02:00 — 5%
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 — 5%
21:00 — 5%
22:00 — 5%
23:00 — 5%
00:00 06:00 12:00 18:00 23:00
Time (UTC)Aurora Probability (%)
00:005%
01:005%
02:005%
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%
20:005%
21:005%
22:005%
23:005%

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 Letterkenny

Located at 55.0°N, Letterkenny offers a possible location aurora viewing conditions. Typically, the northern lights become visible here when geomagnetic activity hits Kp 6+. 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 Letterkenny. 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 Letterkenny tonight?
Aurora visibility in Letterkenny depends on geomagnetic activity (Kp index), cloud cover, and darkness. At 55.0°N latitude, Letterkenny typically needs a Kp index of 6+ for visible aurora. Check the real-time forecast above for tonight's conditions.
What time is best to see northern lights in Letterkenny?
The best time to see aurora in Letterkenny 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 Letterkenny?
For the best aurora viewing in Letterkenny, 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 Letterkenny?
Letterkenny is at 55.0°N latitude and typically requires a Kp index of 6+ for visible aurora. Higher Kp values mean stronger geomagnetic storms and better aurora visibility, even at lower latitudes.
Is Letterkenny, Ireland a good place to see northern lights?
Letterkenny can see aurora during strong geomagnetic storms. Located at 55.0°N, aurora is visible when Kp index reaches 6+ or higher.

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