Tonight
Jul 9 - Jul 10
- 21 °C
42 percent cloud cover - 18 °C
96 percent cloud cover - 16 °C17 percent cloud cover
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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 partly cloudy at 0% to 95%. 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:42%
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 | |
| Low Activity | |
| Low Activity | |
| Low Activity | |
| Low Activity | |
| Low Activity | |
| No activity | |
| No activity | |
| No activity | |
| Low Activity |
3-Night Weather Forecast for Oulu
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Tomorrow night
Jul 10 - Jul 11
- 23 °C14 percent cloud cover
- 19 °C
15 percent cloud cover - 18 °C65 percent cloud cover
Saturday night
Jul 11 - Jul 12
- 22 °C33 percent cloud cover
- 20 °C37 percent cloud cover
Sun & Moon
Sunset
Sunrise
Current Moon
Waning Crescent
30% illumination
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Long-Term Aurora Forecast for Oulu
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
Thursday, July 9, 2026. Today. Low aurora activity. Aurora score 2 out of 10. Last quarter, 32% illumination | Friday, July 10, 2026. Low aurora activity. Aurora score 2 out of 10. Waning crescent, 21% illumination | Saturday, July 11, 2026. Low aurora activity. Aurora score 2 out of 10. Waning crescent, 12% illumination | Sunday, July 12, 2026. Low aurora activity. Aurora score 1 out of 10. Waning crescent, 6% illumination | |||
Monday, July 13, 2026. Low aurora activity. Aurora score 1 out of 10. New moon, 1% illumination | Tuesday, July 14, 2026. Low aurora activity. Aurora score 1 out of 10. New moon, 0% illumination | Wednesday, July 15, 2026. Low aurora activity. Aurora score 1 out of 10. New moon, 2% illumination | Thursday, July 16, 2026. Low aurora activity. Aurora score 2 out of 10. Waxing crescent, 6% illumination | Friday, July 17, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing crescent, 13% illumination | Saturday, July 18, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing crescent, 21% illumination | Sunday, July 19, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing crescent, 31% illumination |
Monday, July 20, 2026. Low aurora activity. Aurora score 1 out of 10. First quarter, 41% illumination | Tuesday, July 21, 2026. Low aurora activity. Aurora score 1 out of 10. First quarter, 51% illumination | Wednesday, July 22, 2026. Low aurora activity. Aurora score 2 out of 10. First quarter, 60% illumination | Thursday, July 23, 2026. Low aurora activity. Aurora score 2 out of 10. Waxing gibbous, 69% illumination | Friday, July 24, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing gibbous, 78% illumination | Saturday, July 25, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing gibbous, 85% illumination | Sunday, July 26, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing gibbous, 91% illumination |
Monday, July 27, 2026. Low aurora activity. Aurora score 1 out of 10. Waxing gibbous, 96% illumination | Tuesday, July 28, 2026. Low aurora activity. Aurora score 1 out of 10. Full moon, 99% illumination | Wednesday, July 29, 2026. Low aurora activity. Aurora score 1 out of 10. Full moon, 100% illumination | Thursday, July 30, 2026. Low aurora activity. Aurora score 1 out of 10. Full moon, 99% illumination | Friday, July 31, 2026. Low aurora activity. Aurora score 1 out of 10. Full moon, 97% illumination | Saturday, August 1, 2026. Low aurora activity. Aurora score 1 out of 10. Waning gibbous, 92% illumination | Sunday, August 2, 2026. Low aurora activity. Aurora score 1 out of 10. Waning gibbous, 85% illumination |
Monday, August 3, 2026. Low aurora activity. Aurora score 1 out of 10. Waning gibbous, 77% illumination | Tuesday, August 4, 2026. Low aurora activity. Aurora score 2 out of 10. Last quarter, 67% illumination | Wednesday, August 5, 2026. Low aurora activity. Aurora score 2 out of 10. Last quarter, 57% 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 3.0 to 3.8. That is above the usual Kp index threshold for Oulu, so you have a chance of seeing the aurora if the sky is clear.