Rule
Fog Hunter
Nikko - Fog Hunter - Japan
Nikkō, Tochigi, Japan
Thick, moody fog for atmospheric forest and landscape shots
Currently
Real-time conditionsDewpoint Spread2.0°C
Visibility24134 (Clear)
Relative Humidity87%
Wind Speed3.0m/s (calm conditions)
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Asia/Tokyo
Next opportunity
Dense Fog (lingering)
Nikko
Tomorrow · 21:00–22:00 · 1h window
Medium confidence
52%
🌫️Fog Probability94.4%
Dewpoint Spread: 0.5°C
Visibility: 2794 (Mist/Haze)
Relative Humidity: 97%
Wind Speed: 1.8m/s (calm conditions)
Dense Fog (lingering)
Nikko
Wed, Feb 25 · 01:00–03:00
🌫️Fog Probability:100%
Medium
Dense Fog (lingering)
Nikko
Wed, Feb 25 · 12:00–16:00
🌫️Fog Probability:95.6-100%
High
Dense Fog (lingering) at Sunset
Nikko
Wed, Feb 25 · 16:00–18:00
🌫️Fog Probability:100%
Medium
Dense Fog (lingering)
Nikko
Wed, Feb 25 · 18:00–22:00
🌫️Fog Probability:100%
Medium
Dense Fog (lingering)
Nikko
Mon, Mar 2 · 21:00–01:00
🌫️Fog Probability:100%
Low
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72-hour requirements breakdown
What passed or failed, hour by hourAND logic: all conditions required
Meets requirement
Misses requirement
Time Asia/Tokyo | Fog Probability ≥ 85.0% | Dewpoint Spread ≤ 2.0°C | Visibility ≤ 3000.0m | Wind Speed ≤ 2.0m/s |
|---|---|---|---|---|
| Sun, Feb 22 | ||||
| 04:00 | 0% | 2.3°C | 24135m | 1.8m/s |
| 05:00 | 0% | 2.2°C | 24134m | 1.8m/s |
| 06:00 | 0% | 2.1°C | 24135m | 1.9m/s |
| 07:00 | 0% | 2.9°C | 24135m | 1.6m/s |
| 08:00 | 0% | 6.1°C | 24135m | 1.1m/s |
| 09:00 | 0% | 7.8°C | 24135m | 1.8m/s |
| 10:00 | 0% | 9.8°C | 24135m | 2.1m/s |
| 11:00 | 0% | 10°C | 24134m | 2.4m/s |
| 12:00 | 0% | 10°C | 24135m | 2.6m/s |
| 13:00 | 0% | 9.8°C | 24134m | 2.8m/s |
| 14:00 | 0% | 9.2°C | 24135m | 2.6m/s |
| 15:00 | 0% | 8.4°C | 24134m | 2.7m/s |
| 16:00 | 0% | 7.3°C | 24134m | 2.4m/s |
| 17:00 | 0% | 4.5°C | 24134m | 1.7m/s |
| 18:00 | 0% | 3.1°C | 24135m | 1.5m/s |
| 19:00 | 0% | 3.5°C | 24135m | 1.8m/s |
| 20:00 | 0% | 4.7°C | 24135m | 1.9m/s |
| 21:00 | 0% | 4.3°C | 24134m | 2.5m/s |
| 22:00 | 0% | 4.4°C | 24135m | 2.8m/s |
| 23:00 | 0% | 4.8°C | 24135m | 2.9m/s |
| Mon, Feb 23 | ||||
| 24:00 | 0% | 4.2°C | 24135m | 3.2m/s |
| 01:00 | 0% | 3.6°C | 24135m | 3.2m/s |
| 02:00 | 0% | 2.8°C | 24135m | 3m/s |
| 03:00 | 0% | 2.4°C | 24135m | 3.1m/s |
| 04:00 | 0% | 2°C | 24134m | 3m/s |
| 05:00 | 0% | 2.3°C | 24134m | 2.6m/s |
| 06:00 | 0% | 2.3°C | 24135m | 2m/s |
| 07:00 | 0% | 1.9°C | 21333m | 1.9m/s |
| 08:00 | 0% | 3°C | 19520m | 0.9m/s |
| 09:00 | 0% | 5.2°C | 21348m | 1.6m/s |
| 10:00 | 0% | 7°C | 24135m | 2.6m/s |
| 11:00 | 0% | 8.3°C | 24135m | 3.1m/s |
| 12:00 | 0% | 9.2°C | 24135m | 3m/s |
| 13:00 | 0% | 10°C | 24134m | 2.8m/s |
| 14:00 | 0% | 11°C | 24135m | 2.6m/s |
| 15:00 | 0% | 11°C | 24134m | 2.6m/s |
| 16:00 | 0% | 8.5°C | 24135m | 2.2m/s |
| 17:00 | 0% | 4.1°C | 24134m | 1.8m/s |
| 18:00 | 0% | 1.6°C | 24135m | 1.3m/s |
| 19:00 | 0% | 1.2°C | 24134m | 0.9m/s |
| 20:00 | 0% | 1.1°C | 24134m | 0.85m/s |
| 21:00 | 0% | 1.2°C | 24135m | 1.3m/s |
| 22:00 | 0% | 1.3°C | 24134m | 1.8m/s |
| 23:00 | 0% | 1.2°C | 24135m | 1.3m/s |
| Tue, Feb 24 | ||||
| 24:00 | 64% | 0.7°C | 24135m | 1.4m/s |
| 01:00 | 64% | 0.5°C | 21504m | 1.3m/s |
| 02:00 | 64% | 0.6°C | 17382m | 1.7m/s |
| 03:00 | 68% | 0.7°C | 11448m | 1.5m/s |
| 04:00 | 60% | 0.7°C | 15245m | 1.4m/s |
| 05:00 | 0% | 1°C | 24135m | 1.4m/s |
| 06:00 | 0% | 1.1°C | 24135m | 1.6m/s |
| 07:00 | 0% | 1.9°C | 24135m | 1.7m/s |
| 08:00 | 0% | 4°C | 24134m | 1.8m/s |
| 09:00 | 0% | 5.4°C | 24135m | 2.1m/s |
| 10:00 | 0% | 6.2°C | 24134m | 2.2m/s |
| 11:00 | 0% | 6.5°C | 24134m | 2.7m/s |
| 12:00 | 0% | 6.6°C | 24135m | 3m/s |
| 13:00 | 0% | 6.3°C | 24135m | 3.1m/s |
| 14:00 | 0% | 5.4°C | 24135m | 2.9m/s |
| 15:00 | 0% | 5.1°C | 24135m | 2.7m/s |
| 16:00 | 0% | 3.7°C | 24134m | 2.6m/s |
| 17:00 | 0% | 2.3°C | 24134m | 2m/s |
| 18:00 | 0% | 1.2°C | 24135m | 1.8m/s |
| 19:00 | 0% | 1.3°C | 24135m | 1.6m/s |
| 20:00 | 76% | 1°C | 6297m | 1.5m/s |
| 21:00 | 94% | 0.5°C | 2794m | 1.8m/s |
| 22:00 | 81% | 0.6°C | 6979m | 2m/s |
| 23:00 | 81% | 0.7°C | 9102m | 1.9m/s |
| Wed, Feb 25 | ||||
| 24:00 | 81% | 0.6°C | 8266m | 2m/s |
| 01:00 | 100% | 0.4°C | 394m | 2m/s |
| 02:00 | 100% | 0.3°C | 571m | 1.7m/s |
| 03:00 | 97% | 0.1°C | 3500m | 1.7m/s |
| 04:00 | 67% | 0.4°C | 20346m | 1m/s |
| 05:00 | 64% | 0.6°C | 22286m | 0.78m/s |
| 06:00 | 64% | 0.6°C | 22292m | 0.41m/s |
| 07:00 | 64% | 0.5°C | 22289m | 0.31m/s |
| 08:00 | 0% | 1.3°C | 22743m | 0.54m/s |
| 09:00 | 0% | 2°C | 5329m | 1.4m/s |
| 10:00 | 0% | 1.3°C | 3594m | 1.3m/s |
| 11:00 | 82% | 0.7°C | 1859m | 1.2m/s |
| 12:00 | 96% | 0.1°C | 125m | 1.1m/s |
| 13:00 | 96% | 0.1°C | 104m | 1.2m/s |
| 14:00 | 100% | 0°C | 84m | 1.2m/s |
| 15:00 | 100% | 0.1°C | 64m | 1.3m/s |
| 16:00 | 100% | 0.1°C | 57m | 1.5m/s |
| 17:00 | 100% | 0.1°C | 50m | 1.7m/s |
| 18:00 | 100% | 0.2°C | 44m | 1.9m/s |
| 19:00 | 100% | 0.3°C | 222m | 1.8m/s |
| 20:00 | 100% | 0.3°C | 400m | 1.7m/s |
| 21:00 | 100% | 0.4°C | 579m | 1.6m/s |
| 22:00 | 83% | 0.5°C | 5618m | 1.8m/s |
| 23:00 | 72% | 0.6°C | 10657m | 2m/s |
| Thu, Feb 26 | ||||
| 24:00 | 64% | 0.7°C | 15695m | 2.2m/s |
| 01:00 | 0% | 1.4°C | 18509m | 2.2m/s |
| 02:00 | 0% | 2.2°C | 21322m | 2.1m/s |
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).
What does Fog Probability mean?
Inputs that drive the scoreThis derived score summarizes multiple raw weather signals. The table below shows the supporting inputs hour by hour, so you can see what's pushing the score up or down.
| Time Asia/Tokyo | Dew Point °C | Rainfall mm | Relative Humidity % | Snowfall cm | Temperature °C | Total Precipitation mm | Vapor Pressure Deficit kPa | Wind Gusts m/s |
|---|---|---|---|---|---|---|---|---|
| Mon, Feb 23
Sunrise 06:21
Sunset 17:28 | ||||||||
| 04:00 ☾ | 1.4°C | 0mm | 87% | 0cm | 3.4°C | 0mm | 0.1kPa | 3.4m/s |
| 05:00 ☾ | 2°C | 0mm | 85% | 0cm | 4.3°C | 0mm | 0.12kPa | 3m/s |
| 06:00 ☾ | 2.5°C | 0mm | 85% | 0cm | 4.8°C | 0mm | 0.13kPa | 2m/s |
| 07:00 ☾ | 2.2°C | 0mm | 88% | 0cm | 4.1°C | 0mm | 0.1kPa | 1.9m/s |
| 08:00 ☾ | 2.7°C | 0mm | 81% | 0cm | 5.7°C | 0mm | 0.18kPa | 1.9m/s |
| 09:00 ☾ | 3°C | 0mm | 70% | 0cm | 8.2°C | 0mm | 0.33kPa | 5m/s |
| 10:00 ☾ | 2.8°C | 0mm | 62% | 0cm | 9.8°C | 0mm | 0.47kPa | 7.9m/s |
| 11:00 ☾ | 2.5°C | 0mm | 56% | 0cm | 11°C | 0mm | 0.56kPa | 8.3m/s |
| 12:00 ☾ | 2.3°C | 0mm | 53% | 0cm | 11°C | 0mm | 0.63kPa | 8.3m/s |
| 13:00 ☾ | 1.5°C | 0mm | 50% | 0cm | 12°C | 0mm | 0.7kPa | 9.3m/s |
| 14:00 ☾ | 0.8°C | 0mm | 47% | 0cm | 12°C | 0mm | 0.74kPa | 8.7m/s |
| 15:00 ☾ | 0.6°C | 0mm | 48% | 0cm | 11°C | 0mm | 0.7kPa | 7.4m/s |
| 16:00 ☾ | 1.6°C | 0mm | 55% | 0cm | 10°C | 0mm | 0.55kPa | 4.5m/s |
| 17:00 ☾ | 2.9°C | 0mm | 75% | 0cm | 7°C | 0mm | 0.25kPa | 2.4m/s |
| 18:00 ☾ | 2.5°C | 0mm | 89% | 0cm | 4.1°C | 0mm | 0.09kPa | 1.3m/s |
| 19:00 ☾ | 2.1°C | 0mm | 92% | 0cm | 3.3°C | 0mm | 0.06kPa | 0.91m/s |
| 20:00 ☾ | 1.7°C | 0mm | 93% | 0cm | 2.8°C | 0mm | 0.06kPa | 0.91m/s |
| 21:00 ☾ | 1.5°C | 0mm | 91% | 0cm | 2.7°C | 0mm | 0.06kPa | 1.2m/s |
| 22:00 ☾ | 1.5°C | 0mm | 91% | 0cm | 2.8°C | 0mm | 0.06kPa | 2m/s |
| 23:00 ☾ | 1.7°C | 0mm | 91% | 0cm | 2.9°C | 0mm | 0.07kPa | 2.2m/s |
| Tue, Feb 24
Sunrise 06:19
Sunset 17:29 | ||||||||
| 24:00 ☾ | 1.4°C | 0mm | 95% | 0cm | 2.1°C | 0mm | 0.03kPa | 1.8m/s |
| 01:00 ☾ | 1°C | 0mm | 96% | 0cm | 1.5°C | 0mm | 0.03kPa | 1.3m/s |
| 02:00 ☾ | 1°C | 0mm | 96% | 0cm | 1.6°C | 0mm | 0.03kPa | 2.2m/s |
| 03:00 ☾ | 0.7°C | 0mm | 95% | 0cm | 1.4°C | 0mm | 0.03kPa | 1.5m/s |
| 04:00 ☾ | 0.3°C | 0mm | 95% | 0cm | 1°C | 0mm | 0.03kPa | 1.3m/s |
| 05:00 ☾ | -0.3°C | 0mm | 93% | 0cm | 0.73°C | 0mm | 0.04kPa | 1.4m/s |
| 06:00 ☾ | -0.8°C | 0mm | 92% | 0cm | 0.28°C | 0mm | 0.05kPa | 1.4m/s |
| 07:00 ☾ | -0.7°C | 0mm | 87% | 0cm | 1.2°C | 0mm | 0.09kPa | 1.7m/s |
| 08:00 ☾ | 0°C | 0mm | 76% | 0cm | 4°C | 0mm | 0.2kPa | 2.6m/s |
| 09:00 ☾ | 0.2°C | 0mm | 68% | 0cm | 5.6°C | 0mm | 0.29kPa | 2.7m/s |
| 10:00 ☾ | 0.6°C | 0mm | 64% | 0cm | 6.8°C | 0mm | 0.35kPa | 2.5m/s |
| 11:00 ☾ | 1°C | 0mm | 64% | 0cm | 7.5°C | 0mm | 0.38kPa | 2.8m/s |
| 12:00 ☾ | 1.5°C | 0mm | 63% | 0cm | 8.1°C | 0mm | 0.4kPa | 2.9m/s |
| 13:00 ☾ | 1.6°C | 0mm | 65% | 0cm | 7.9°C | 0mm | 0.38kPa | 3m/s |
| 14:00 ☾ | 1.6°C | 0mm | 68% | 0cm | 7°C | 0mm | 0.32kPa | 2.9m/s |
| 15:00 ☾ | 1.4°C | 0mm | 70% | 0cm | 6.5°C | 0mm | 0.29kPa | 2.8m/s |
| 16:00 ☾ | 1.4°C | 0mm | 77% | 0cm | 5.1°C | 0mm | 0.2kPa | 3.2m/s |
| 17:00 ☾ | 1.5°C | 0mm | 85% | 0cm | 3.8°C | 0mm | 0.12kPa | 2.9m/s |
| 18:00 ☾ | 1.3°C | 0mm | 92% | 0cm | 2.5°C | 0mm | 0.06kPa | 2m/s |
| 19:00 ☾ | 1.4°C | 0mm | 92% | 0cm | 2.7°C | 0mm | 0.06kPa | 1.7m/s |
| 20:00 ☾ | 2.1°C | 0mm | 93% | 0cm | 3.1°C | 0mm | 0.05kPa | 2.2m/s |
| 21:00 ☾ | 2.7°C | 0mm | 97% | 0cm | 3.2°C | 0mm | 0.02kPa | 2.8m/s |
| 22:00 ☾ | 3.2°C | 0mm | 96% | 0cm | 3.8°C | 0mm | 0.03kPa | 3.3m/s |
| 23:00 ☾ | 3.6°C | 0.01mm | 95% | 0cm | 4.3°C | 0mm | 0.04kPa | 3m/s |
| Wed, Feb 25
Sunrise 06:18
Sunset 17:30 | ||||||||
| 24:00 ☾ | 4.4°C | 0.01mm | 96% | 0cm | 5°C | 0mm | 0.04kPa | 3.5m/s |
| 01:00 ☾ | 5°C | 0mm | 97% | 0cm | 5.4°C | 0.06mm | 0.02kPa | 3.8m/s |
| 02:00 ☾ | 5.3°C | 0mm | 98% | 0cm | 5.6°C | 0.06mm | 0.02kPa | 3.2m/s |
| 03:00 ☾ | 5.1°C | 0.09mm | 99% | 0cm | 5.2°C | 0.06mm | 0.01kPa | 2.9m/s |
| 04:00 ☾ | 5.1°C | 0.02mm | 97% | 0cm | 5.5°C | 0.06mm | 0.03kPa | 1.1m/s |
| 05:00 ☾ | 4.9°C | 0.02mm | 96% | 0cm | 5.5°C | 0.06mm | 0.03kPa | 0.81m/s |
| 06:00 ☾ | 4.8°C | 0mm | 96% | 0cm | 5.4°C | 0.13mm | 0.04kPa | 0.71m/s |
| 07:00 ☾ | 4.9°C | 0mm | 96% | 0cm | 5.4°C | 0.13mm | 0.03kPa | 0.82m/s |
| 08:00 ☾ | 5.3°C | 0mm | 91% | 0cm | 6.6°C | 0.13mm | 0.09kPa | 2m/s |
| 09:00 ☾ | 5.2°C | 0mm | 87% | 0cm | 7.2°C | 0.13mm | 0.13kPa | 1.9m/s |
| 10:00 ☾ | 4.2°C | 0.007mm | 91% | 0cm | 5.5°C | 0.1mm | 0.08kPa | 1.7m/s |
| 11:00 ☾ | 3.1°C | 0.01mm | 96% | 0cm | 3.8°C | 0.08mm | 0.04kPa | 1.5m/s |
| 12:00 ☾ | 2°C | 0.02mm | 100% | 0cm | 2.1°C | 0.06mm | 0kPa | 1.3m/s |
| 13:00 ☾ | 1.9°C | 0.02mm | 100% | 0cm | 2°C | 0.06mm | 0kPa | 1.4m/s |
| 14:00 ☾ | 1.9°C | 0.01mm | 100% | 0cm | 1.9°C | 0.06mm | 0kPa | 1.5m/s |
| 15:00 ☾ | 1.8°C | 0.01mm | 100% | 0cm | 1.9°C | 0.06mm | 0kPa | 1.6m/s |
| 16:00 ☾ | 1.7°C | 0.007mm | 99% | 0cm | 1.8°C | 0.04mm | 0kPa | 2.1m/s |
| 17:00 ☾ | 1.6°C | 0.003mm | 99% | 0cm | 1.7°C | 0.02mm | 0.01kPa | 2.6m/s |
| 18:00 ☾ | 1.4°C | 0mm | 99% | 0cm | 1.6°C | 0mm | 0.01kPa | 3m/s |
| 19:00 ☾ | 1.1°C | 0mm | 98% | 0cm | 1.4°C | 0mm | 0.01kPa | 2.8m/s |
| 20:00 ☾ | 0.8°C | 0mm | 98% | 0cm | 1.1°C | 0mm | 0.01kPa | 2.6m/s |
| 21:00 ☾ | 0.5°C | 0mm | 97% | 0cm | 0.91°C | 0mm | 0.02kPa | 2.4m/s |
| 22:00 ☾ | 0.2°C | 0mm | 97% | 0cm | 0.66°C | 0mm | 0.02kPa | 2.5m/s |
| 23:00 ☾ | -0.2°C | 0mm | 96% | 0cm | 0.41°C | 0mm | 0.03kPa | 2.6m/s |
| Thu, Feb 26
Sunrise 06:17
Sunset 17:31 | ||||||||
| 24:00 ☾ | -0.5°C | 0mm | 95% | 0cm | 0.16°C | 0mm | 0.03kPa | 2.7m/s |
| 01:00 ☾ | 0.3°C | 0mm | 90% | 0cm | 1.7°C | 0mm | 0.07kPa | 2.6m/s |
| 02:00 ☾ | 1.1°C | 0mm | 85% | 0cm | 3.3°C | 0mm | 0.11kPa | 2.6m/s |
| 03:00 ☾ | 1.8°C | 0mm | 80% | 0cm | 4.9°C | 0mm | 0.17kPa | 2.5m/s |
How to read: these inputs help produce the derived score; they are not requirements by themselves.
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