All locations USA Utah

Northern lights Utah tonight

Utah sits at ~51°N magnetic latitude and needs Kp 5 from its dark sky parks. The state holds three International Dark Sky Parks - Bryce Canyon (2700 m), Natural Bridges (Bortle 1, the world's first), and Cedar Breaks (3200 m). The high-altitude Great Basin atmosphere gives better aurora visibility than lower-elevation sites at equivalent latitudes. Best season: September to April.

Aurora visibility - Utah

Unlikely tonight

Kp 1 is well below the Kp 5–6 threshold needed for aurora to be visible from Utah.

Current Kp

1

of 9

Threshold for Utah: Kp 5–6 Magnetic latitude: ~51°N Updated: 3 Jun, 18:10 UTC
↓ Bz nT Solar wind km/s Density p/cm³
Conditions right now: Kp + Bz + solar wind + cloud + moon

7-day outlook for Utah

Today

3 Jun

Quiet

Tomorrow

4 Jun

Quiet

Fri

5 Jun

Quiet

Sat

6 Jun

Quiet

Sun

7 Jun

Quiet

Mon

8 Jun

Quiet

Tue

9 Jun

Quiet

Based on CME arrival predictions from NASA DONKI. Arrival times ±6 hours.

auroratonight.space

What Kp is needed here?

Utah sits at a magnetic latitude of approximately 51°N. The Kp index - a global measure of geomagnetic activity on a scale from 0 (quiet) to 9 (extreme storm), updated every 3 hours - needs to reach Kp 5–6 before the auroral oval expands far enough south to be visible from here.

At Kp 5–6, visibility is possible from Utah but skies need to be clear and dark. Cloud cover and light pollution remain the main obstacles even when Kp is high enough.

Best dark sky sites near Utah

Light pollution is the biggest obstacle after cloud cover. These sites give you the best dark northern horizon within reach.

Bryce Canyon National Park

Get directions ↗
Bortle 2 270 miles / 4 hr from Salt Lake City

One of the USA's best-known dark sky destinations. Bryce Canyon was designated an International Dark Sky Park in 2019 and sits at 2700 m elevation in the high desert of southern Utah. The hoodoo formations and open plateau give a wide northern horizon with minimal light pollution. Bortle 2 conditions. The park's elevation and dry desert air make for exceptionally transparent skies. About 270 miles from Salt Lake City via I-15 and US-89. The clear, dry Utah plateau atmosphere gives excellent aurora-viewing conditions when activity levels are sufficient.

Natural Bridges National Monument

Get directions ↗
Bortle 1 380 miles / 5 hr 30 min from Salt Lake City

The first International Dark Sky Park designated anywhere in the world (2007). Located in Utah's canyon country near the Colorado border at 1980 m, with Bortle 1-2 conditions. The canyon rims give open sky in all directions with no significant light sources within 80 km. About 380 miles from Salt Lake City. For aurora, the extreme darkness means even a faint display registers clearly on camera. Combine the aurora with the ancient stone bridges and canyon silhouettes for exceptional photography.

Cedar Breaks National Monument

Get directions ↗
Bortle 2 255 miles / 3 hr 45 min from Salt Lake City

A high-elevation amphitheatre at 3200 m on the Markagunt Plateau in southwestern Utah. Cedar Breaks is an International Dark Sky Park with Bortle 2 conditions. The 400 m-deep canyon facing north and east gives dramatic foreground for aurora photography. The thin atmosphere at this altitude significantly increases aurora visibility compared to lower sites. About 255 miles from Salt Lake City. The monument road is usually closed November to late May due to snow at this elevation.

Great Basin National Park (Nevada border)

Get directions ↗
Bortle 1 230 miles / 3 hr 30 min from Salt Lake City

Just across the Utah-Nevada border, Great Basin NP at 2000+ m sits in one of the least light-polluted regions of the lower 48. The Wheeler Peak area reaches 3982 m. Bortle 1 conditions on the valley floor. About 230 miles from Salt Lake City via US-50. For Utah-based aurora chasers willing to cross the border, Great Basin gives the darkest sky within range. The remote Snake Valley gives a completely flat horizon to the north.

Best time to see the northern lights in Utah

At 51°N magnetic latitude, Utah sits at the lower end of regular aurora territory. Only the deep mid-winter months of November through January offer nights dark enough for aurora to be visible, and only then when a significant geomagnetic storm pushes the auroral oval this far south.

Activity peaks around the September and March equinoxes, when Earth's magnetic field geometry is most favourable for coupling with the solar wind. Events during these two windows tend to produce the strongest displays of the year for observers at Utah's latitude.

Outside November through January, twilight is too bright for aurora viewing even during significant storms. The season is short, but the equinox months on either side of winter can extend it slightly when storm timing aligns.

Compare nearby locations

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Utah

USA

Unlikely
Kp 1 need Kp 5
Checking darkness…
Colorado

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Unlikely
Kp 1 need Kp 5
Checking darkness…
Idaho

USA

Unlikely
Kp 1 need Kp 5-6
Checking darkness…

Aurora photographs from Utah

Aurora borealis over Utah

Aurora borealis over Utah

ISS Expedition 29 crew · Public domain · Source

Aurora borealis over Utah

Aurora borealis over Utah

ISS Expedition 29 crew · Public domain · Source

Aurora borealis over Utah

Aurora borealis over Utah

ISS Expedition 29 crew · Public domain · Source

Aurora borealis over Utah

Aurora borealis over Utah

The original uploader was 14jbella at English Wikipedia. · CC BY-SA 1.0 · Source

Common questions

Aurora in Utah - Bryce Canyon, Natural Bridges, and what Kp you need to see the lights from Salt Lake City.

Can you see the northern lights in Utah?
Yes, during moderate geomagnetic storms. Utah at ~51°N magnetic latitude needs Kp 5 from dark sky sites. The state has an exceptional concentration of International Dark Sky Parks - Bryce Canyon, Natural Bridges, and Cedar Breaks are all designated dark sky areas. The dry Great Basin climate and high elevation give some of the clearest aurora-viewing conditions in the western USA. During the May 2024 G5 storm, aurora was photographed across Utah including from the Salt Lake Valley.
What Kp is needed for northern lights in Utah?
Kp 5 from dark sky sites like Bryce Canyon, Natural Bridges, or Cedar Breaks. Kp 6-7 for aurora visible from Salt Lake City's northern suburbs. Kp 7+ for aurora visible in Salt Lake City itself. Utah's high-elevation dark sky parks - Bryce at 2700 m, Cedar Breaks at 3200 m - give a meaningful advantage: the thin atmosphere reduces the amount of air the aurora glow has to pass through, lowering the effective Kp threshold compared to sea-level sites at equivalent latitudes.
Can you see aurora from Salt Lake City?
During strong geomagnetic storms. Salt Lake City sits at ~51°N magnetic latitude and needs Kp 7+ for aurora visible through the valley's light pollution. The surrounding Wasatch Range obstructs northern horizon views from the city itself, which makes Salt Lake a poor direct aurora-viewing location. For Kp 5-6 events, driving south to Bryce Canyon or west toward the Bonneville Salt Flats (flat horizon, minimal light) is more productive than trying to view from the metro area.
What is the best dark sky site in Utah for aurora?
Natural Bridges National Monument - the world's first International Dark Sky Park - gives Bortle 1 conditions in a remote canyon setting. Bryce Canyon is more accessible (paved roads, visitor facilities) and gives Bortle 2 at 2700 m. Cedar Breaks at 3200 m is the highest and arguably the clearest atmosphere, but the road closes in winter. For year-round access, Natural Bridges or the Bonneville Salt Flats (different aesthetic, extremely flat horizon) are the most practical options.
When is aurora season in Utah?
September to April. Utah's desert climate means clear skies are more frequent than most US states - the Great Basin sits in a natural rain shadow with low average cloud cover year-round. September and March are the most geomagnetically active months. The autumn dry season (September-November) gives the best combination of dark skies, clear weather, and manageable temperatures at high-elevation sites. Natural Bridges and Bryce Canyon are accessible year-round, though Cedar Breaks closes in winter.

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