Rule
Fog Hunter
Wengen - Fog Hunter - Alps
Wengen, Bern, Switzerland
Thick, moody fog for atmospheric forest and landscape shots
Currently
Real-time conditionsDewpoint Spread1.0°C
Visibility549 (Fog)
Relative Humidity92%
Wind Speed4.0m/s (calm conditions)
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Europe/Zurich
Next opportunity
Dense Fog (lingering)
Wengen
Sun, Feb 22 · 16:00–17:00 · 1h window
Medium confidence
48%
🌫️Fog Probability92.9%
Dewpoint Spread: 1.2°C
Visibility: 291 (Fog)
Relative Humidity: 91%
Wind Speed: 1.9m/s (calm conditions)
Dense Fog (lingering, sunbreaks) at Sunrise
Wengen
Wed, Feb 25 · 07:00–08:00
🌫️Fog Probability:100%
Medium
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72-hour requirements breakdown
What passed or failed, hour by hourAND logic: all conditions required
Meets requirement
Misses requirement
Time Europe/Zurich | Fog Probability ≥ 85.0% | Dewpoint Spread ≤ 2.0°C | Visibility ≤ 3000.0m | Wind Speed ≤ 2.0m/s |
|---|---|---|---|---|
| Tue, Feb 17 | ||||
| 20:00 | 100% | 0.5°C | 511m | 3.2m/s |
| 21:00 | 100% | 0.8°C | 819m | 2.8m/s |
| 22:00 | 100% | 0.6°C | 406m | 2.1m/s |
| 23:00 | 100% | 1°C | 462m | 1.8m/s |
| Wed, Feb 18 | ||||
| 24:00 | 0% | 1.7°C | 7340m | 1.6m/s |
| 01:00 | 0% | 4.3°C | 24135m | 1.6m/s |
| 02:00 | 0% | 8.4°C | 24135m | 1.6m/s |
| 03:00 | 0% | 13°C | 24135m | 2m/s |
| 04:00 | 0% | 13°C | 24135m | 1.7m/s |
| 05:00 | 0% | 10°C | 11465m | 1.6m/s |
| 06:00 | 0% | 10°C | 6563m | 1.6m/s |
| 07:00 | 60% | 6.3°C | 1554m | 1.5m/s |
| 08:00 | 43% | 2.9°C | 317m | 1.6m/s |
| 09:00 | 55% | 1°C | 246m | 1.9m/s |
| 10:00 | 0% | 0.9°C | 363m | 2.2m/s |
| 11:00 | 0% | 0.9°C | 338m | 2.5m/s |
| 12:00 | 0% | 0.9°C | 418m | 2.7m/s |
| 13:00 | 0% | 0.8°C | 1171m | 2.9m/s |
| 14:00 | 73% | 0.7°C | 3245m | 2.8m/s |
| 15:00 | 60% | 1°C | 11034m | 2.5m/s |
| 16:00 | 67% | 0.9°C | 8606m | 2.4m/s |
| 17:00 | 100% | 0.8°C | 797m | 2.5m/s |
| 18:00 | 100% | 0.8°C | 472m | 3.5m/s |
| 19:00 | 100% | 0.8°C | 592m | 3.8m/s |
| 20:00 | 74% | 1°C | 549m | 4m/s |
| 21:00 | 100% | 1°C | 305m | 3.9m/s |
| 22:00 | 74% | 1.1°C | 438m | 4.2m/s |
| 23:00 | 74% | 1°C | 491m | 5m/s |
| Thu, Feb 19 | ||||
| 24:00 | 77% | 0.8°C | 384m | 5.1m/s |
| 01:00 | 77% | 0.8°C | 471m | 4.9m/s |
| 02:00 | 77% | 0.7°C | 954m | 4.8m/s |
| 03:00 | 69% | 0.9°C | 1508m | 5.1m/s |
| 04:00 | 53% | 1.1°C | 484m | 2.6m/s |
| 05:00 | 0% | 0.9°C | 260m | 1.1m/s |
| 06:00 | 0% | 0.7°C | 249m | 0.39m/s |
| 07:00 | 0% | 0.5°C | 128m | 1m/s |
| 08:00 | 55% | 0.9°C | 244m | 1.5m/s |
| 09:00 | 0% | 1.8°C | 22072m | 1.7m/s |
| 10:00 | 46% | 1°C | 378m | 2.5m/s |
| 11:00 | 0% | 1.3°C | 1018m | 2.9m/s |
| 12:00 | 0% | 1.5°C | 2885m | 3.8m/s |
| 13:00 | 0% | 1.2°C | 479m | 4m/s |
| 14:00 | 30% | 1.1°C | 326m | 4.1m/s |
| 15:00 | 33% | 1.2°C | 339m | 4.2m/s |
| 16:00 | 0% | 1.1°C | 358m | 3.9m/s |
| 17:00 | 0% | 0.8°C | 346m | 3.8m/s |
| 18:00 | 0% | 0.6°C | 2885m | 3.2m/s |
| 19:00 | 0% | 0.7°C | 463m | 3.3m/s |
| 20:00 | 99% | 0.7°C | 1911m | 2.8m/s |
| 21:00 | 55% | 0.8°C | 277m | 3m/s |
| 22:00 | 55% | 0.7°C | 235m | 3.2m/s |
| 23:00 | 0% | 0.6°C | 132m | 3.8m/s |
| Fri, Feb 20 | ||||
| 24:00 | 0% | 0.5°C | 141m | 3.8m/s |
| 01:00 | 0% | 0.5°C | 182m | 4.1m/s |
| 02:00 | 40% | 0.5°C | 195m | 4.1m/s |
| 03:00 | 40% | 0.6°C | 437m | 4m/s |
| 04:00 | 38% | 0.8°C | 422m | 4.2m/s |
| 05:00 | 38% | 0.9°C | 354m | 4.3m/s |
| 06:00 | 0% | 0.7°C | 540m | 4.4m/s |
| 07:00 | 0% | 0.6°C | 788m | 4.2m/s |
| 08:00 | 88% | 0.6°C | 2590m | 3.4m/s |
| 09:00 | 100% | 0.5°C | 510m | 3m/s |
| 10:00 | 100% | 0.7°C | 312m | 3.9m/s |
| 11:00 | 30% | 1.2°C | 481m | 4m/s |
| 12:00 | 41% | 1.4°C | 651m | 3.7m/s |
| 13:00 | 36% | 1.5°C | 1255m | 3.8m/s |
| 14:00 | 63% | 1.6°C | 2438m | 3.6m/s |
| 15:00 | 79% | 1.5°C | 1719m | 3.4m/s |
| 16:00 | 0% | 1.3°C | 4356m | 3.3m/s |
| 17:00 | 100% | 0.5°C | 751m | 3.3m/s |
| 18:00 | 58% | 0.3°C | 252m | 3.4m/s |
| 19:00 | 58% | 0.3°C | 187m | 3.4m/s |
| 20:00 | 100% | 0.3°C | 438m | 2.7m/s |
| 21:00 | 0% | 1°C | 7406m | 2.2m/s |
| 22:00 | 0% | 2°C | 24134m | 2.3m/s |
| 23:00 | 0% | 1.5°C | 3862m | 1.4m/s |
| Sat, Feb 21 | ||||
| 24:00 | 0% | 1.7°C | 18014m | 1.9m/s |
| 01:00 | 0% | 1.8°C | 10220m | 2.8m/s |
| 02:00 | 0% | 2.6°C | 14858m | 2.8m/s |
| 03:00 | 0% | 3.4°C | 19497m | 2.8m/s |
| 04:00 | 0% | 4.4°C | 24135m | 2.8m/s |
| 05:00 | 0% | 3.9°C | 20026m | 3m/s |
| 06:00 | 0% | 3.6°C | 15918m | 3.3m/s |
| 07:00 | 0% | 3.1°C | 11809m | 3.5m/s |
| 08:00 | 0% | 3°C | 15918m | 3.3m/s |
| 09:00 | 0% | 2.9°C | 20026m | 3.2m/s |
| 10:00 | 0% | 2.7°C | 24135m | 3m/s |
| 11:00 | 0% | 3.2°C | 24135m | 3.1m/s |
| 12:00 | 0% | 3.6°C | 24135m | 3.1m/s |
| 13:00 | 0% | 4.1°C | 24135m | 3.2m/s |
| 14:00 | 0% | 3.8°C | 24135m | 2.9m/s |
| 15:00 | 0% | 3.6°C | 24135m | 2.5m/s |
| 16:00 | 0% | 3.3°C | 24135m | 2.2m/s |
| 17:00 | 0% | 3.5°C | 24135m | 2.1m/s |
| 18:00 | 0% | 3.7°C | 24135m | 1.9m/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 Europe/Zurich | Dew Point °C | Rainfall mm | Relative Humidity % | Snowfall cm | Temperature °C | Total Precipitation mm | Vapor Pressure Deficit kPa | Wind Gusts m/s |
|---|---|---|---|---|---|---|---|---|
| Wed, Feb 18
Sunrise 07:27
Sunset 17:57 | ||||||||
| 20:00 ☾ | -8.5°C | 0mm | 92% | 0cm | -7.5°C | 0mm | 0.03kPa | 3.7m/s |
| 21:00 ☾ | -10°C | 0mm | 92% | 0cm | -9.1°C | 0mm | 0.02kPa | 3.4m/s |
| 22:00 ☾ | -10°C | 0mm | 92% | 0cm | -8.9°C | 0mm | 0.03kPa | 3.9m/s |
| 23:00 ☾ | -12°C | 0mm | 92% | 0cm | -11°C | 0mm | 0.02kPa | 4.5m/s |
| Thu, Feb 19
Sunrise 07:27
Sunset 17:57 | ||||||||
| 24:00 ☾ | -13°C | 0.01mm | 94% | 0cm | -12°C | 0mm | 0.02kPa | 4.7m/s |
| 01:00 ☾ | -13°C | 0.02mm | 94% | 0cm | -12°C | 0.06mm | 0.01kPa | 4.7m/s |
| 02:00 ☾ | -12°C | 0.02mm | 94% | 0cm | -12°C | 0mm | 0.02kPa | 4.6m/s |
| 03:00 ☾ | -12°C | 0.13mm | 93% | 0.13cm | -11°C | 0.06mm | 0.02kPa | 4.8m/s |
| 04:00 ☾ | -12°C | 0.26mm | 91% | 0.26cm | -11°C | 0.31mm | 0.02kPa | 2.7m/s |
| 05:00 ☾ | -11°C | 0.65mm | 93% | 0.65cm | -9.7°C | 1.1mm | 0.02kPa | 1.3m/s |
| 06:00 ☾ | -9.5°C | 0.63mm | 95% | 0.63cm | -8.8°C | 1.6mm | 0.02kPa | 0.81m/s |
| 07:00 ☾ | -9.2°C | 0.69mm | 96% | 0.69cm | -8.7°C | 2.2mm | 0.01kPa | 1.1m/s |
| 08:00 | -8.9°C | 0.42mm | 94% | 0.42cm | -8°C | 0.63mm | 0.02kPa | 1.4m/s |
| 09:00 | -8.4°C | 0mm | 87% | 0cm | -6.6°C | 0.75mm | 0.05kPa | 2m/s |
| 10:00 | -7.6°C | 0.24mm | 92% | 0.24cm | -6.6°C | 0.81mm | 0.03kPa | 2.6m/s |
| 11:00 | -7.4°C | 0.1mm | 90% | 0.12cm | -6.1°C | 1mm | 0.04kPa | 3.1m/s |
| 12:00 | -7.3°C | 0.03mm | 90% | 0.05cm | -5.8°C | 1mm | 0.04kPa | 4m/s |
| 13:00 | -6.9°C | 0.15mm | 91% | 0.31cm | -5.7°C | 1.2mm | 0.04kPa | 4.2m/s |
| 14:00 | -6.7°C | 0.31mm | 92% | 0.5cm | -5.6°C | 0.38mm | 0.03kPa | 4.4m/s |
| 15:00 | -7°C | 0.28mm | 91% | 0.39cm | -5.8°C | 0.81mm | 0.04kPa | 4.4m/s |
| 16:00 | -7.3°C | 0.17mm | 92% | 0.24cm | -6.2°C | 1.2mm | 0.03kPa | 4.1m/s |
| 17:00 | -7.6°C | 0.21mm | 94% | 0.22cm | -6.8°C | 1.3mm | 0.02kPa | 4m/s |
| 18:00 ☾ | -8.6°C | 0.02mm | 95% | 0.05cm | -8°C | 1.4mm | 0.02kPa | 3m/s |
| 19:00 ☾ | -10°C | 0.08mm | 94% | 0.08cm | -9.3°C | 1.5mm | 0.02kPa | 3.2m/s |
| 20:00 ☾ | -9.4°C | 0.05mm | 95% | 0.05cm | -8.7°C | 0.06mm | 0.02kPa | 2.9m/s |
| 21:00 ☾ | -11°C | 0.3mm | 93% | 0.3cm | -9.8°C | 0.19mm | 0.02kPa | 2.7m/s |
| 22:00 ☾ | -8.8°C | 0.46mm | 94% | 0.46cm | -8.1°C | 0.5mm | 0.02kPa | 3.4m/s |
| 23:00 ☾ | -8.3°C | 0.84mm | 96% | 0.84cm | -7.7°C | 1.2mm | 0.01kPa | 3.9m/s |
| Fri, Feb 20
Sunrise 07:25
Sunset 17:58 | ||||||||
| 24:00 ☾ | -8°C | 0.55mm | 96% | 0.55cm | -7.5°C | 1.8mm | 0.01kPa | 4.1m/s |
| 01:00 ☾ | -8.2°C | 0.45mm | 96% | 0.45cm | -7.7°C | 2.3mm | 0.01kPa | 4.3m/s |
| 02:00 ☾ | -8.7°C | 0.31mm | 96% | 0.32cm | -8.2°C | 0.38mm | 0.01kPa | 4m/s |
| 03:00 ☾ | -9.1°C | 0.17mm | 95% | 0.18cm | -8.5°C | 0.56mm | 0.02kPa | 3.9m/s |
| 04:00 ☾ | -10°C | 0.2mm | 94% | 0.2cm | -9.4°C | 0.75mm | 0.02kPa | 3.5m/s |
| 05:00 ☾ | -11°C | 0.24mm | 93% | 0.24cm | -9.7°C | 0.94mm | 0.02kPa | 3.6m/s |
| 06:00 ☾ | -10°C | 0.14mm | 94% | 0.15cm | -9.6°C | 1.1mm | 0.02kPa | 4.1m/s |
| 07:00 ☾ | -10°C | 0.09mm | 96% | 0.1cm | -9.7°C | 1.3mm | 0.01kPa | 3.6m/s |
| 08:00 | -10°C | 0.03mm | 95% | 0.03cm | -9.5°C | 0.06mm | 0.02kPa | 3.2m/s |
| 09:00 | -9.1°C | 0.03mm | 96% | 0cm | -8.6°C | 0.06mm | 0.01kPa | 3.1m/s |
| 10:00 | -8.2°C | 0.06mm | 95% | 0.07cm | -7.5°C | 0.13mm | 0.02kPa | 3.9m/s |
| 11:00 | -7.9°C | 0.19mm | 91% | 0.2cm | -6.7°C | 0.25mm | 0.03kPa | 4m/s |
| 12:00 | -7.5°C | 0.15mm | 90% | 0.17cm | -6.1°C | 0.44mm | 0.04kPa | 3.7m/s |
| 13:00 | -7.4°C | 0.09mm | 89% | 0.11cm | -5.9°C | 0.56mm | 0.04kPa | 3.7m/s |
| 14:00 | -7.3°C | 0.05mm | 89% | 0.06cm | -5.7°C | 0.06mm | 0.04kPa | 3.5m/s |
| 15:00 | -7.5°C | 0.05mm | 89% | 0.06cm | -6°C | 0.13mm | 0.04kPa | 3.4m/s |
| 16:00 | -7.7°C | 0.02mm | 90% | 0cm | -6.4°C | 0.19mm | 0.04kPa | 3.4m/s |
| 17:00 | -8.1°C | 0.03mm | 96% | 0.04cm | -7.6°C | 0.19mm | 0.02kPa | 3.3m/s |
| 18:00 | -8.4°C | 0.02mm | 97% | 0cm | -8.1°C | 0.25mm | 0.01kPa | 3.2m/s |
| 19:00 ☾ | -8.2°C | 0.01mm | 98% | 0cm | -7.9°C | 0.25mm | 0.01kPa | 3.3m/s |
| 20:00 ☾ | -8.6°C | 0.01mm | 98% | 0cm | -8.3°C | 0mm | 0.01kPa | 2.7m/s |
| 21:00 ☾ | -9.9°C | 0mm | 92% | 0cm | -8.9°C | 0mm | 0.02kPa | 2.3m/s |
| 22:00 ☾ | -12°C | 0mm | 85% | 0cm | -9.8°C | 0mm | 0.04kPa | 2.5m/s |
| 23:00 ☾ | -12°C | 0.01mm | 88% | 0.01cm | -10°C | 0mm | 0.03kPa | 2.4m/s |
| Sat, Feb 21
Sunrise 07:24
Sunset 18:00 | ||||||||
| 24:00 ☾ | -11°C | 0mm | 87% | 0cm | -9°C | 0mm | 0.04kPa | 2.4m/s |
| 01:00 ☾ | -11°C | 0mm | 87% | 0cm | -9.1°C | 0mm | 0.04kPa | 2.7m/s |
| 02:00 ☾ | -9.2°C | 0mm | 82% | 0cm | -6.6°C | 0mm | 0.07kPa | 2.9m/s |
| 03:00 ☾ | -7.5°C | 0mm | 77% | 0cm | -4.1°C | 0mm | 0.1kPa | 3m/s |
| 04:00 ☾ | -5.9°C | 0mm | 72% | 0cm | -1.5°C | 0mm | 0.15kPa | 3.2m/s |
| 05:00 ☾ | -5.1°C | 0mm | 75% | 0cm | -1.2°C | 0mm | 0.14kPa | 3.4m/s |
| 06:00 ☾ | -4.4°C | 0mm | 77% | 0cm | -0.82°C | 0mm | 0.13kPa | 3.6m/s |
| 07:00 ☾ | -3.6°C | 0mm | 79% | 0cm | -0.47°C | 0mm | 0.12kPa | 3.8m/s |
| 08:00 | -3.9°C | 0mm | 80% | 0cm | -0.87°C | 0mm | 0.11kPa | 3.7m/s |
| 09:00 | -4.2°C | 0mm | 81% | 0cm | -1.3°C | 0mm | 0.11kPa | 3.6m/s |
| 10:00 | -4.4°C | 0mm | 82% | 0cm | -1.7°C | 0mm | 0.1kPa | 3.6m/s |
| 11:00 | -6.1°C | 0mm | 79% | 0cm | -2.9°C | 0mm | 0.11kPa | 3.3m/s |
| 12:00 | -7.8°C | 0mm | 76% | 0cm | -4.2°C | 0mm | 0.11kPa | 3m/s |
| 13:00 | -9.5°C | 0mm | 73% | 0cm | -5.4°C | 0mm | 0.11kPa | 2.7m/s |
| 14:00 | -9.8°C | 0mm | 74% | 0cm | -6°C | 0mm | 0.1kPa | 2.7m/s |
| 15:00 | -10°C | 0mm | 76% | 0cm | -6.5°C | 0mm | 0.09kPa | 2.6m/s |
| 16:00 | -10°C | 0mm | 77% | 0cm | -7.1°C | 0mm | 0.08kPa | 2.5m/s |
| 17:00 | -11°C | 0mm | 76% | 0cm | -7.1°C | 0mm | 0.09kPa | 2.5m/s |
| 18:00 | -11°C | 0mm | 75% | 0cm | -7.1°C | 0mm | 0.09kPa | 2.5m/s |
| 19:00 ☾ | -11°C | 0mm | 74% | 0cm | -7°C | 0mm | 0.1kPa | 2.5m/s |
How to read: these inputs help produce the derived score; they are not requirements by themselves.
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