Rovaniemi vs Tromsø

Aurora forecast comparison — updated hourly

Tonight's Verdict

🇫🇮

Rovaniemi

Peak: Sep–Mar

Skip it

Maybe

Book it

⚠️ Maybe — clouds are the issue

Kp tonight3.0

Clouds (ECMWF)56%

Aurora probability13%

🇳🇴

Tromsø

Peak: Oct–Mar

Skip it

Maybe

Book it

☀️ Too bright — midnight sun

Kp tonight3.0

Clouds (ECMWF)91%

Aurora probability13%

Head-to-Head

Metric🇫🇮 Rovaniemi🇳🇴 Tromsø

Latitude66.5°N69.7°N

Kp for overhead auroraKp 2+Kp 1+

Kp for good displayKp 3+Kp 3+

Cloud cover (ECMWF)56%91%

Cloud cover (GFS)48%100%

Dark hours3.9h–

Aurora probability13%13%

Solar wind speed––

Bz value––

Best window tonight22h (40%)22h (85%)

Highlighted cell = better value for aurora viewing

Next 3 Nights

Night🇫🇮 Rovaniemi🇳🇴 Tromsø

Thu, Aug 13

56%

Kp 3.0

✗

91%

Kp 3.0

Fri, Aug 14

✗

100%

Kp 4.0

✗

100%

Kp 4.0

Sat, Aug 15

✗

84%

Kp 3.7

✗

100%

Kp 3.7

Which should I choose?

Rovaniemi vs Tromsø — Which should I choose?

Tromsø sits closer to the auroral oval, needing only Kp 1+ for visible aurora versus Kp 2+ for Rovaniemi — meaning Tromsø sees aurora more frequently. Tonight Rovaniemi has the clearer sky at 56% cloud cover versus 91% for the other city. Rovaniemi: On the Arctic Circle — combine the northern lights with Santa's Village. Tromsø: Inside the auroral oval — peak aurora season September to March.

Full Forecasts

🇫🇮View full Rovaniemi forecast→🇳🇴View full Tromsø forecast→