Moderate Activity 🌒 2% Updated live

Aurora Forecast for
Longyearbyen Tonight

Current northern lights conditions for Longyearbyen, Svalbard, Norway. Latitude 78.2°N · AACGM-v2 magnetic latitude 75.9°N.

Quick Summary: The estimated northern lights outlook for Longyearbyen peaks at 3% over the next 24 hours. Viewing window: 23:00–06:00 (Arctic/Longyearbyen).

Aurora forecast

3%

Estimated

Highest estimate · next 24 hours

Viewing window

23:00

– 06:00

Arctic/Longyearbyen

Kp index

3.33

Moderate

Planetary geomagnetic activity

Cloud cover

79%

Overcast

Current sky visibility

Aurora

Tonight's Verdict

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

Hourly Forecast · Estimated

23:00–06:00 · Arctic/Longyearbyen
21
21:00 — 3%
22:00 — 3%
23:00 — 3%
00:00 — 3%
01:00 — 3%
02:00 — 3%
03
03:00 — 3%
04:00 — 0%
05:00 — 0%
06:00 — 0%
07:00 — 0%
08:00 — 0%
09
09:00 — 0%
10:00 — 0%
11:00 — 0%
12:00 — 0%
13:00 — 0%
14:00 — 0%
15
15:00 — 0%
16:00 — 0%
17:00 — 0%
18:00 — 0%
19:00 — 3%
20:00 — 3%
21:00 UTC03:00 UTC09:00 UTC15:00 UTC20:00 UTC
Time (UTC)Estimated (%)
2026-10-12T21:00:00.000Z3%
2026-10-12T22:00:00.000Z3%
2026-10-12T23:00:00.000Z3%
2026-10-13T00:00:00.000Z3%
2026-10-13T01:00:00.000Z3%
2026-10-13T02:00:00.000Z3%
2026-10-13T03:00:00.000Z3%
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%
2026-10-13T19:00:00.000Z3%
2026-10-13T20:00:00.000Z3%
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 2026-10-12T20:39:39.005Z. Kp: fresh · observation 2026-10-12T18:00:00.000Z. Cloud: fresh · cache refresh 2026-10-12T19:35:04.364+00:00. Overall model: estimated.

Window: 23:00–06:00 (Arctic/Longyearbyen). 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 Longyearbyen 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 Longyearbyen

Longyearbyen, Norway, is at 78.2°N. Aurora visibility depends on local conditions as well as geomagnetic activity. Its verified magnetic latitude is 75.9°N; Kp 0–2 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 Longyearbyen in Aurora Hunt, then confirm darkness, local cloud and access before going outside.

Related Aurora Guides

🇳🇴

Northern Lights in Norway: Tromsø Forecast & Best Season

Understand Tromsø, Alta, Senja, Lofoten and inland valleys, and learn why Norway aurora success depends on weather routing more than raw Kp.
📊

How to Read an Aurora Forecast: The Definitive Guide

Read an aurora forecast as a decision stack: space weather first, then local sky, darkness, moonlight, horizon and route feasibility.
🧭

Kp Index Explained: What It Means for Aurora Viewing

Understand Kp as a global geomagnetic disturbance index, how it relates to NOAA storm levels, magnetic latitude and common forecast mistakes.
View all educational guides

Frequently Asked Questions

Can you see aurora in Longyearbyen tonight?
Aurora visibility in Longyearbyen depends on geomagnetic activity (Kp index), cloud cover, and darkness. At 78.2°N latitude, Longyearbyen typically needs a Kp index of 0–2 for visible aurora. Check the real-time forecast above for tonight's conditions.
What time is best to see northern lights in Longyearbyen?
The best time to see aurora in Longyearbyen 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 Longyearbyen?
For the best aurora viewing in Longyearbyen, 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 Longyearbyen?
Longyearbyen is at 78.2°N latitude and typically requires a Kp index of 0–2 for visible aurora. Higher Kp values mean stronger geomagnetic storms and better aurora visibility, even at lower latitudes.
Is Longyearbyen, Norway a good place to see northern lights?
Yes! Longyearbyen is one of the best locations in the world for aurora viewing. Located at 78.2°N, it sits within the auroral zone where northern lights are frequently visible during active periods.

Nearby Aurora Destinations

Adventdalen

78.2°N View →

Svalbard

77.9°N View →

Never Miss the Aurora in Longyearbyen

Keep northern lights forecasts, cloud maps and aurora alerts for Longyearbyen 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 Longyearbyen

We value your privacy

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