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Northern Lights Forecast in Japan

Check Japan’s unusual aurora opportunities through local Hokkaido forecasts. Compare Wakkanai, Rikubetsu and Sapporo, with cloud, darkness and current activity in view.

Japan: tonight's viewing check

Check Hokkaido’s Skies for an Unusual Aurora Display

Wakkanai, Rikubetsu and Sapporo provide northern coastal, inland and urban references in Hokkaido. Aurora is an unusual event in Japan. These examples help assess local conditions; they do not describe the sky across every Japanese island.

Kp / G scale
Kp 2.0 · G0
Fresh
Observed 14 Oct, 12:00 UTC
IMF Bz
1.6 nT
Fresh
Northward · less favourable

Location-level decision bands

Compare the place you can actually reach

Northern HemisphereChecked 14 Oct, 16:06 UTC

Wakkanai

Kp 7–9
Activity
Kp 2.0Below the local guideFresh
Local sky
19% cloudFresh
Darkness
Dark enough to assess the sky

Decision confidence: medium

How to read these numbers

AACGM-v2 magnetic latitude 39.0°N

Medium — verified AACGM coordinate and fresh planetary Kp; the local band remains approximate

NOAA planetary K index · Fresh · observed 14 Oct, 12:00 UTC

Cloud · Fresh · cache refreshed 14 Oct, 14:30 UTC
MET Norway Locationforecast (cached by Aurora Hunt) ↗

Calculated solar altitude -46.0° · 14 Oct, 16:06 UTC

AACGM-v2 2.7.1 ↗ · epoch 2026-09-04 · 0 km

Check the live forecast for Wakkanai

Rikubetsu

Kp 7–9
Activity
Kp 2.0Below the local guideFresh
Local sky
24% cloudFresh
Darkness
Dark enough to assess the sky

Decision confidence: medium

How to read these numbers

AACGM-v2 magnetic latitude 36.9°N

Medium — verified AACGM coordinate and fresh planetary Kp; the local band remains approximate

NOAA planetary K index · Fresh · observed 14 Oct, 12:00 UTC

Cloud · Fresh · cache refreshed 14 Oct, 15:45 UTC
MET Norway Locationforecast (cached by Aurora Hunt) ↗

Calculated solar altitude -46.4° · 14 Oct, 16:06 UTC

AACGM-v2 2.7.1 ↗ · epoch 2026-09-04 · 0 km

Check the live forecast for Rikubetsu

Sapporo

Kp 7–9
Activity
Kp 2.0Below the local guideFresh
Local sky
37% cloudFresh
Darkness
Dark enough to assess the sky

Decision confidence: medium

How to read these numbers

AACGM-v2 magnetic latitude 36.6°N

Medium — verified AACGM coordinate and fresh planetary Kp; the local band remains approximate

NOAA planetary K index · Fresh · observed 14 Oct, 12:00 UTC

Cloud · Fresh · cache refreshed 14 Oct, 14:30 UTC
MET Norway Locationforecast (cached by Aurora Hunt) ↗

Calculated solar altitude -47.9° · 14 Oct, 16:06 UTC

AACGM-v2 2.7.1 ↗ · epoch 2026-09-04 · 0 km

Check the live forecast for Sapporo

Kp bands are magnetic-latitude screening ranges, not probabilities. Cloud, darkness and your view of the horizon still decide whether you can see a display.

What this means for tonight

Hokkaido’s position does not make it an everyday aurora destination. Strong activity can produce a low northern display, sometimes more apparent in photographs, but a high Kp is not a sighting guarantee.

Solar wind / IMF Bz · Fresh · observed 14 Oct, 15:53 UTC

NOAA OVATION is a regional activity model. Bz, light pollution, the auroral oval and safe access also matter.

Check the local sky

Check JMA for coastal cloud, inland conditions and warnings. Snow cloud or sea fog can make Wakkanai and inland Rikubetsu very different choices.

Where to look

Use a dark, open northern horizon with little direct lighting. In Sapporo, buildings and city glow can hide the faint structure that a darker nearby view might reveal.

Choose your next stop

Choose the Hokkaido forecast closest to your stay. These places are far apart; a clearer card is not a recommendation for a long night drive.

Before you head out. Check road and winter-weather conditions before travelling. Do not stop on a road or enter closed land to photograph a faint glow.

Find your local forecast in Japan

Hokkaido

115 locations
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Aomori

8 locations
View region Explore →

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Oct 15

Kp Index •••
Activity outlook •••
Cloud Cover •••

Oct 16

Kp Index •••
Activity outlook •••
Cloud Cover •••

Oct 17

Kp Index •••
Activity outlook •••
Cloud Cover •••

Aurora forecast questions and answers

Can I see an aurora in Japan tonight?
Aurora is an unusual strong-activity event in Japan, with northern Hokkaido a more relevant starting point than much of the country. Check current activity, cloud and darkness. Do not assume that a global storm alert means a visible Japanese display.
Which forecast should I use in Hokkaido?
Use Wakkanai for a northern coastal stay, Rikubetsu for that inland area, and Sapporo for the city. Then open the nearest local forecast. These examples have different weather and are too far apart to treat as a casual same-night route.
Will aurora in Hokkaido look like a bright green Arctic display?
Not necessarily. An unusual display may be low, reddish and easier to detect in photographs than with the eye. A colourful image can also exaggerate ordinary light, so compare structure, direction and current observations before identifying it as aurora.
What does the Kp range tell me in Japan?
It is an approximate magnetic-latitude guide to activity worth investigating. It does not guarantee that aurora reaches your visible horizon. Check the current map and NICT information alongside local darkness and JMA weather.
Should I drive north from Sapporo after an alert?
Consider the travel time and current road conditions first. A distant clear forecast can change before you arrive. An accessible nearby northern view is a more practical first check than a long drive based on one storm reading.
How can Aurora Hunt help me follow aurora in Japan?
Keep Japanese local forecasts, cloud maps and aurora alerts together in Aurora Hunt. Follow your Hokkaido stay or the places near home without rebuilding the same search. Download the app before your next night-sky outing. Download Aurora Hunt

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Track Aurora Conditions in Japan

Track changes in northern lights activity for Japan, then confirm local darkness, cloud and safe access before going outside.

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