Tonight
Aug 15 - Aug 16
- 19 °C
94 percent cloud cover - 18 °C98 percent cloud cover
- 17 °C
100 percent cloud cover
Embed
Copied
Northern Lights Forecast for Oulu
Oulu, Finland
65°0′43.6″N ⋅ 25°27′54.4″E
Aurora data last updated at
Current local time:
Aurora activity is expected to be low between 9 PM and 9 AM in Oulu tonight. Cloud cover around that time looks overcast at 85% to 100%. Low activity and cloud cover together may make the aurora difficult to spot.
Aurora Forecast for Oulu
Today at 9:00 PM
Low Activity
Cloud Cover:94%
Aurora activity
High clouds
Middle clouds
Low clouds
Fog
Aurora activity
High clouds
Middle clouds
Low clouds
Fog
Hourly aurora forecast for Oulu
| Local time | Aurora activity |
|---|---|
| Low Activity | |
| Low Activity | |
| Low Activity | |
| Low Activity | |
| Low Activity | |
| No activity | |
| No activity | |
| No activity | |
| Low Activity | |
| Low Activity | |
| Low Activity | |
| Low Activity | |
| No activity | |
| No activity | |
| No activity | |
| No activity |
3-Night Weather Forecast for Oulu
%22%3E%3Cpath%20fill%3D%22currentColor%22%20d%3D%22M12.262%2045.52h29.086c7.43%200%2013.172-5.626%2013.172-12.82c0-7.29-6-12.75-13.946-12.68c-3-6.047-8.507-9.54-15-9.54c-8.648%200-15.937%206.82-16.617%2015.563c-4.547%201.242-7.477%205.063-7.477%209.68c0%205.812%204.36%209.797%2010.782%209.797%22%2F%3E%3C%2Fsvg%3E){kind=small}
Tomorrow night
Aug 16 - Aug 17
- 17 °C100 percent cloud cover
- 17 °C100 percent cloud cover
- 16 °C100 percent cloud cover
Monday night
Aug 17 - Aug 18
- 16 °C100 percent cloud cover
- 14 °C99 percent cloud cover
Sun & Moon
Sunset
Sunrise
Current Moon
Waxing Crescent
11% illumination
Refresh to load today's sun path.
Long-Term Aurora Forecast for Oulu
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
Saturday, August 15, 2026. Today. Low aurora activity. Aurora score 2 out of 10. Waxing crescent, 10% illumination | Sunday, August 16, 2026. Low aurora activity. Aurora score 2 out of 10. Waxing crescent, 17% illumination | |||||
Monday, August 17, 2026. Low aurora activity. Aurora score 2 out of 10. Waxing crescent, 25% illumination | Tuesday, August 18, 2026. Low aurora activity. Aurora score 2 out of 10. First quarter, 35% illumination | Wednesday, August 19, 2026. Low aurora activity. Aurora score 1 out of 10. First quarter, 44% illumination | Thursday, August 20, 2026. Low aurora activity. Aurora score 1 out of 10. First quarter, 54% illumination | Friday, August 21, 2026. Low aurora activity. Aurora score 2 out of 10. First quarter, 63% illumination | Saturday, August 22, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing gibbous, 72% illumination | Sunday, August 23, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing gibbous, 80% illumination |
Monday, August 24, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing gibbous, 87% illumination | Tuesday, August 25, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing gibbous, 93% illumination | Wednesday, August 26, 2026. Low aurora activity. Aurora score 1 out of 10. Full moon, 97% illumination | Thursday, August 27, 2026. Low aurora activity. Aurora score 1 out of 10. Full moon, 100% illumination | Friday, August 28, 2026. Low aurora activity. Aurora score 1 out of 10. Full moon, 100% illumination | Saturday, August 29, 2026. Low aurora activity. Aurora score 1 out of 10. Full moon, 98% illumination | Sunday, August 30, 2026. Low aurora activity. Aurora score 1 out of 10. Waning gibbous, 94% illumination |
Monday, August 31, 2026. Low aurora activity. Aurora score 1 out of 10. Waning gibbous, 88% illumination | Tuesday, September 1, 2026. Low aurora activity. Aurora score 1 out of 10. Waning gibbous, 80% illumination | Wednesday, September 2, 2026. Low aurora activity. Aurora score 1 out of 10. Waning gibbous, 70% illumination | Thursday, September 3, 2026. Low aurora activity. Aurora score 1 out of 10. Last quarter, 60% illumination | Friday, September 4, 2026. Low aurora activity. Aurora score 1 out of 10. Last quarter, 48% illumination | Saturday, September 5, 2026. Low aurora activity. Aurora score 1 out of 10. Last quarter, 37% illumination | Sunday, September 6, 2026. Low aurora activity. Aurora score 1 out of 10. Waning crescent, 26% illumination |
Monday, September 7, 2026. Low aurora activity. Aurora score 1 out of 10. Waning crescent, 17% illumination | Tuesday, September 8, 2026. Low aurora activity. Aurora score 1 out of 10. Waning crescent, 9% illumination | Wednesday, September 9, 2026. Low aurora activity. Aurora score 1 out of 10. New moon, 3% illumination | Thursday, September 10, 2026. Low aurora activity. Aurora score 1 out of 10. New moon, 1% illumination | Friday, September 11, 2026. Low aurora activity. Aurora score 1 out of 10. New moon, 0% illumination |
LowAurora ActivityHigh
Seeing the Aurora in Oulu
Located in Finland, Oulu is a notable destination for night sky watchers. With a latitude of 65.0°, it sits just below the Arctic Circle, putting it in an excellent position when geomagnetic activity rises. Observers here simply need to escape local light pollution and look north on a clear night.
When to see the northern lights in Oulu
You can spot the aurora here anytime from September to March. While the dark winter months are most popular, the autumn and spring equinoxes often bring a statistical increase in geomagnetic activity.
FAQ
What Kp index do I need to see the northern lights in Oulu?
In Oulu, you usually need at least Kp 2 to have a reasonable chance of seeing the northern lights. Lower Kp can still bring a faint aurora display low on the northern horizon, but it is less common.
This is based on magnetic latitude, and Kp index is a global geomagnetic index, so treat it as a rule of thumb, not a location-specific guarantee.
Tonight, the NOAA Kp index forecast is 2.0 to 3.0. That is above the usual Kp index threshold for Oulu, so you have a chance of seeing the aurora if the sky is clear.