LIVE
KP
SW TEMP
SW PRESSURE
By
Bx
Bt
ACTIVITY
HomeLocationsNorwayAlta

Alta

🇳🇴 Norway📍 70.0°N, 23.3°E🌙 Best: Oct – Mar
Live ConditionsLive
KP Index — Right Now
Solar Wind
km/s
Bz Factor
nT northward
Density
p/cm³
Probability
aurora tonight
Tonight's Hourly KP ForecastLoading…
Loading forecast data…
Location Details
Latitude
70.0°N
Inside auroral oval
KP Required
KP 1+
Minimum for visibility
Best Season
Oct – Mar
9 PM – 1 AM
Light Pollution
Very Low
Dark skies nearby
Timezone
CET (UTC+1)
Local time
Elevation
8 m
Near sea level
About Alta

Alta is known as the aurora capital of the world. At 70°N deep inside the auroral oval, it offers some of Norway's clearest winter skies thanks to its inland position away from the coastal storm track. The Northern Lights Cathedral and the Alta Museum — featuring ancient rock carvings of aurora by indigenous Sámi people — reflect millennia of aurora culture here.

At a Glance
Best Season
Oct – Mar
Polar night runs from mid-November through late January in Alta
Dark Sky Rating
★★★★★
Excellent
Peak Hours
9 PM – 1 AM
Local time
Photography
ISO 1600–3200
f/2.8 · 5–15 s · tripod

Head to Sorrisniva Igloo Hotel 20 km south of town for a world-class dark-sky position above the Alta River valley. The plateau above Komsa hill gives open northern views. Alta's dry continental climate means cloud cover clears faster than on the coast — patience rewards chasers here.

Frequently Asked Questions

Why is Alta called the aurora capital?

Alta's position at 70°N inside the auroral oval, combined with its relatively clear winter skies (better than coastal Tromsø) and deep aurora cultural history, earned it the title. The Northern Lights Cathedral is built in its honour.

What KP is needed in Alta?

KP 0–1 is sufficient for aurora overhead. Alta is inside the oval's core — even during near-silent solar conditions, faint aurora is possible.

How does Alta compare to Tromsø for aurora?

Alta generally has better cloud statistics due to its inland position. Tromsø has more tourist infrastructure. Both are excellent — Alta is the insider's choice for dedicated chasers.

Is it cold in Alta during aurora season?

Very. Expect −15 to −25°C on clear aurora nights. Dress in expedition-grade layers: wool base, insulating mid-layer, windproof shell, and hand warmers.

Live ConditionsLive
KP Index — Right Now
Solar Wind
km/s
Bz Factor
nT northward
Density
p/cm³
Probability
aurora tonight
Nearby Locations
🇳🇴
TromsøView forecast →
🇳🇴
LofotenView forecast →
🇳🇴
LongyearbyenView forecast →
🇸🇪
KirunaView forecast →