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Checking the NOAA OVATION feed

Västernorrland, Sweden

Northern lights in Örnsköldsvik

Answer

Örnsköldsvik's OVATION cell reads 0% for 13:26 UTC. It is not civil-dark yet. The next dusk is listed below. OVATION is a model of the next 30 to 90 minutes, not a sighting.
0%
OVATION cell 63°N, 19°E
OVATION 30 to 90 minute forecast, observed 11:55 UTC

Tonight

Waiting on darkness

It is not civil-dark yet. The next dusk is listed below.

OVATION cell
0%
OVATION 30 to 90 minute forecast
Cell 63°N, 19°E
Observed 11:55 UTC, forecast 13:26 UTC, 91 min lead
Darkness
Not dark yet
Civil dusk 18:57, civil dawn 06:12
SunCalc at 63.2909, 18.7153
Clock times in Europe/Stockholm
Cloud
n/a
Not used (outside the US): NWS covers US coordinates only, and Glow uses no substitute feed.
api.weather.gov gridpoints
CivilNauticalAstronomicalMoon up while dark10 PM to 2 AM

Storm level needed

Örnsköldsvik sits at 63.29N 18.72E in Västernorrland, Sweden. The IGRF-14 centered dipole puts Örnsköldsvik at 61.6 degrees geomagnetic latitude, 1.7 degrees farther from the magnetic pole than its map latitude suggests. Örnsköldsvik sits at 61.6 degrees geomagnetic, inside SWPC's 60 to 75 degree band, where aurora can be seen on more than half of all nights. No storm is needed: by SWPC's rule the average oval edge is overhead at Kp 3.

"The best place to observe the aurora is under an oval shaped region between the north and south latitudes of about 60 and 75 degrees. At these polar latitudes, the aurora can be observed more than half of the nights of a given year."

NOAA SWPC, Aurora

The nearest other Glow towns are Härnösand (83 km), Umeå (97 km), Sundsvall (123 km). Härnösand sits 0.5 degrees lower on the dipole and needs the same Kp.

Approximate: SWPC calls its Kp to latitude rule an average, and a centered dipole can differ by a degree from fuller field models. How the storm level is matched

The year in darkness

Civil twilightNautical twilightAstronomical nightMoon up in darkness10 PM to 2 AM, SWPC best windowToday

From May 21 to July 21 the sun never reaches -6 degrees, so 62 nights in 2026 have no civil darkness at all. SWPC puts it plainly: "It must also be dark so during the summer months at auroral latitudes, the midnight sun prevents auroral observations." Glow's dark season, at least 4 hours of civil night between 18:00 and 06:00, runs from August 5 to May 6 across New Year, 275 days in 2026. Örnsköldsvik's longest night of the year, Dec 21, has 16 h 49 min of civil night.

Solar midnight at Örnsköldsvik, when the sun is lowest, falls at 23:40 on local clocks on December 15 and 00:45 on June 15. That is 20 min before midnight in December and 45 min after midnight in June, the gap set by daylight saving and the equation of time. So at Örnsköldsvik the darkest hour sits near the middle of SWPC's 10 PM to 2 AM window in winter.

Month by month

Civil night on the 15th, mean cloud amount, and civil night times the clear share (the best month is marked)
MonthNightCivilCloudClear dark
Jan15.9 h78%3.5 h
Feb13.4 h74%3.5 h
Mar10.6 h69%3.3 h
Apr7.0 h67%2.3 h
May2.4 h66%0.8 h
Jun0.0 h67%0.0 h
Jul0.0 h67%0.0 h
Aug5.5 h67%1.8 h
Sep9.3 h68%3.0 h
Oct12.4 h72%3.5 h
Nov15.2 h75%3.8 h
Dec16.8 h73%4.5 hbest

By the 15th-of-the-month sample, December is the darkest month at Örnsköldsvik with 16.8 hours of civil night and June the lightest at 0.0. Across the year Örnsköldsvik gets 3,294 hours of civil night. Astronomical night at Örnsköldsvik, the sun 18 degrees or more below the horizon, lasts 12.7 hours on December 15.

NASA POWER's 2001 to 2020 all-hours climatology puts mean cloud amount for the 1 degree cell around Örnsköldsvik at 70% across the year, from 66% in May to 78% in January. In the months with at least 4 hours of civil night Örnsköldsvik averages 71%, against a median of 75% for Glow towns in Sweden.

Multiplying civil night by the clear share of the sky gives December the best score, 4.5 hours, ahead of November at 3.8. Örnsköldsvik's equinox months score 3.3 in March and 3.0 in September, the weeks SWPC links with larger storms.

Kp history

From 1996 to 2025, the GFZ Potsdam record shows a 3-hour Kp of 3 or more, the level that puts the average oval edge over Örnsköldsvik, on 50% of days. At Örnsköldsvik's level the share runs from 43% in June to 58% in March, while storm days with Kp 5 or more made up 10%.

Share of UTC days in each calendar month whose highest 3-hour Kp reached Kp 3. Kp history by year

Moon, next 30 nights

Over the 30 nights from Oct 2, the new moon falls on Oct 10 and the full moon on Oct 26, in Europe/Stockholm dates. 15 of the 30 nights at Örnsköldsvik have at least 2 moon-free dark hours inside 10 PM to 2 AM, and Oct 6 has the most at 4 h. Tonight Örnsköldsvik has 11 h 6 min of civil night, 0 min of it with the moon down.

  1. 2

    57% lit

    0.0 h

  2. 3

    46% lit

    0.8 h

  3. 4

    35% lit

    3.3 h

  4. 5

    25% lit

    5.4 h

  5. 6

    16% lit

    7.3 h

  6. 7

    8% lit

    9.2 h

  7. 8

    3% lit

    10.9 h

  8. 9

    1% lit

    11.8 h

  9. 10

    0% lit

    11.9 h

  10. 11

    2% lit

    12.0 h

  11. 12

    5% lit

    12.1 h

  12. 13

    11% lit

    12.2 h

  13. 14

    17% lit

    12.3 h

  14. 15

    25% lit

    12.4 h

  15. 16

    34% lit

    12.5 h

  16. 17

    43% lit

    12.6 h

  17. 18

    52% lit

    10.1 h

  18. 19

    62% lit

    8.3 h

  19. 20

    71% lit

    6.6 h

  20. 21

    80% lit

    5.0 h

  21. 22

    87% lit

    3.4 h

  22. 23

    94% lit

    1.8 h

  23. 24

    98% lit

    0.1 h

  24. 25

    100% lit

    0.0 h

  25. 26

    99% lit

    0.0 h

  26. 27

    95% lit

    0.0 h

  27. 28

    89% lit

    0.0 h

  28. 29

    81% lit

    0.0 h

  29. 30

    71% lit

    0.0 h

  30. 31

    60% lit

    2.3 h

Each cell is the night that starts on that date. Hours are civil-dark time with the moon below the horizon; the green rule scales with them. Green outline: new moon. Bone outline: full moon.

Within Sweden

Among the 3 Glow towns in Västernorrland, Örnsköldsvik ranks 1st by dipole latitude against a regional median of 61.1 degrees, the highest of them. Among the 74 Glow towns in Sweden, Örnsköldsvik ranks 8th by dipole latitude against a national median of 57.9 degrees; Kiruna sits highest at 65.7. On December 15 Örnsköldsvik gets 16.8 hours of civil night, 7th longest of 74 in Sweden, where the median is 15.8.

Questions

Can you see the northern lights in Örnsköldsvik?
Örnsköldsvik sits at 61.6 degrees geomagnetic, inside SWPC's 60 to 75 degree band, where aurora can be seen on more than half of all nights. No storm is needed: by SWPC's rule the average oval edge is overhead at Kp 3. Clear, dark sky over Örnsköldsvik still decides it.
When is it dark enough in Örnsköldsvik?
Civil night, the sun at -6 degrees or lower, is missing from May 21 to Jul 21. Tonight has 11 h 6 min of it.
What is the best month for aurora in Örnsköldsvik?
December, by civil night at Örnsköldsvik times the clear share of the sky from NASA POWER's 2001 to 2020 average.
How cloudy is Örnsköldsvik in the dark months?
About 71% mean cloud amount over Örnsköldsvik in the months with at least 4 hours of civil night, from NASA POWER's 2001 to 2020 all-hours climatology.
How often is activity high enough for Örnsköldsvik?
A 3-hour Kp of 3 or more, the level that puts the average oval edge overhead, occurred on 50% of days from 1996 to 2025 in the GFZ Potsdam record.