Rule
Fog Hunter
Thingvellir - Fog Hunter - Iceland
Laugarvatn, South, Iceland
Thick, moody fog for atmospheric forest and landscape shots
Currently
Real-time conditionsDewpoint Spread4.7°C
Visibility23591 (Clear)
Relative Humidity70%
Wind Speed3.9m/s (calm conditions)
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Atlantic/Reykjavik
Next opportunity
Dense Fog (lingering)
Thingvellir
Tue, Feb 24 · 01:00–02:00 · 1h window
High confidence
76%
🌫️Fog Probability100%
Dewpoint Spread: 0.1°C
Visibility: 137 (Dense fog)
Relative Humidity: 99%
Wind Speed: 1.4m/s (calm conditions)
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72-hour requirements breakdown
What passed or failed, hour by hourAND logic: all conditions required
Meets requirement
Misses requirement
Time Atlantic/Reykjavik | Fog Probability ≥ 85.0% | Dewpoint Spread ≤ 2.0°C | Visibility ≤ 3000.0m | Wind Speed ≤ 2.0m/s |
|---|---|---|---|---|
| Sat, Feb 21 | ||||
| 19:00 | 0% | 8.3°C | 24135m | 8.4m/s |
| 20:00 | 0% | 8.3°C | 24134m | 8m/s |
| 21:00 | 0% | 7.8°C | 24135m | 7.6m/s |
| 22:00 | 0% | 7.8°C | 24135m | 7.8m/s |
| 23:00 | 0% | 7.5°C | 24135m | 7.7m/s |
| Sun, Feb 22 | ||||
| 24:00 | 0% | 7.3°C | 24135m | 7.4m/s |
| 01:00 | 0% | 6.6°C | 24135m | 6m/s |
| 02:00 | 0% | 6.3°C | 24134m | 5.5m/s |
| 03:00 | 0% | 5.6°C | 24135m | 4.1m/s |
| 04:00 | 0% | 5.1°C | 24134m | 4m/s |
| 05:00 | 0% | 5°C | 24135m | 4.1m/s |
| 06:00 | 0% | 4.7°C | 24134m | 4.2m/s |
| 07:00 | 0% | 5.1°C | 24134m | 4.4m/s |
| 08:00 | 0% | 5.3°C | 24134m | 5m/s |
| 09:00 | 0% | 5.3°C | 24135m | 4.7m/s |
| 10:00 | 0% | 5.3°C | 24135m | 5.1m/s |
| 11:00 | 0% | 5.3°C | 24135m | 5.5m/s |
| 12:00 | 0% | 5.4°C | 24134m | 6m/s |
| 13:00 | 0% | 5.2°C | 24135m | 5.2m/s |
| 14:00 | 0% | 5.3°C | 24135m | 5.7m/s |
| 15:00 | 0% | 5.2°C | 24135m | 5.6m/s |
| 16:00 | 0% | 5.2°C | 24135m | 5m/s |
| 17:00 | 0% | 5.1°C | 24135m | 4.6m/s |
| 18:00 | 0% | 4.8°C | 24135m | 4.4m/s |
| 19:00 | 0% | 4.7°C | 23591m | 3.9m/s |
| 20:00 | 0% | 4.8°C | 23212m | 3.9m/s |
| 21:00 | 0% | 4.8°C | 22688m | 3.6m/s |
| 22:00 | 0% | 4.6°C | 22993m | 3.6m/s |
| 23:00 | 0% | 4.6°C | 24135m | 3.5m/s |
| Mon, Feb 23 | ||||
| 24:00 | 0% | 4.6°C | 24135m | 3.4m/s |
| 01:00 | 0% | 4.5°C | 24135m | 3.4m/s |
| 02:00 | 0% | 4.2°C | 24135m | 3.5m/s |
| 03:00 | 0% | 4°C | 24135m | 3.1m/s |
| 04:00 | 0% | 4.1°C | 24134m | 2.6m/s |
| 05:00 | 0% | 3.7°C | 24135m | 2.4m/s |
| 06:00 | 0% | 3.2°C | 24134m | 2.6m/s |
| 07:00 | 0% | 2.9°C | 24135m | 2.8m/s |
| 08:00 | 0% | 1.9°C | 24134m | 2.9m/s |
| 09:00 | 0% | 1.5°C | 24135m | 2.8m/s |
| 10:00 | 0% | 1.3°C | 24134m | 2.5m/s |
| 11:00 | 0% | 1.4°C | 24134m | 2.5m/s |
| 12:00 | 79% | 1.7°C | 2229m | 2.4m/s |
| 13:00 | 46% | 1.1°C | 307m | 2.6m/s |
| 14:00 | 48% | 0.7°C | 215m | 2.8m/s |
| 15:00 | 55% | 0.8°C | 235m | 2.3m/s |
| 16:00 | 0% | 0.3°C | 125m | 2.5m/s |
| 17:00 | 0% | 0.2°C | 146m | 2.4m/s |
| 18:00 | 0% | 0.3°C | 1571m | 2.6m/s |
| 19:00 | 100% | 0.2°C | 1590m | 2.6m/s |
| 20:00 | 60% | 0.2°C | 126m | 2.9m/s |
| 21:00 | 0% | 0.1°C | 106m | 2.8m/s |
| 22:00 | 0% | 0.2°C | 89m | 2.7m/s |
| 23:00 | 0% | 0.2°C | 63m | 2.4m/s |
| Tue, Feb 24 | ||||
| 24:00 | 0% | 0.1°C | 85m | 1.8m/s |
| 01:00 | 100% | 0.1°C | 137m | 1.4m/s |
| 02:00 | 60% | 0.1°C | 367m | 1.3m/s |
| 03:00 | 58% | 0.4°C | 641m | 1.6m/s |
| 04:00 | 53% | 0.5°C | 1882m | 2.2m/s |
| 05:00 | 47% | 0.4°C | 2113m | 2.7m/s |
| 06:00 | 46% | 0.5°C | 4587m | 3.2m/s |
| 07:00 | 100% | 0.4°C | 1413m | 3.2m/s |
| 08:00 | 100% | 0.2°C | 1369m | 2.8m/s |
| 09:00 | 100% | 0.3°C | 44m | 2.9m/s |
| 10:00 | 100% | 0.3°C | 89m | 2.7m/s |
| 11:00 | 100% | 0.1°C | 373m | 2.9m/s |
| 12:00 | 100% | 0.1°C | 301m | 3.2m/s |
| 13:00 | 100% | 0.1°C | 69m | 3.6m/s |
| 14:00 | 77% | 0.3°C | 85m | 4.8m/s |
| 15:00 | 0% | 1.6°C | 23821m | 5.7m/s |
| 16:00 | 0% | 2.1°C | 24134m | 6.3m/s |
| 17:00 | 0% | 2.3°C | 24135m | 8.4m/s |
| 18:00 | 0% | 2.1°C | 24135m | 8.4m/s |
| 19:00 | 0% | 3.3°C | 24134m | 7.3m/s |
| 20:00 | 0% | 3.9°C | 24134m | 7.5m/s |
| 21:00 | 0% | 3.6°C | 24134m | 5.9m/s |
| 22:00 | 0% | 2.4°C | 3264m | 6m/s |
| 23:00 | 54% | 1.6°C | 1758m | 5.7m/s |
| Wed, Feb 25 | ||||
| 24:00 | 0% | 1.9°C | 2003m | 8.1m/s |
| 01:00 | 0% | 2.3°C | 8017m | 6.2m/s |
| 02:00 | 0% | 2.6°C | 14031m | 4.3m/s |
| 03:00 | 0% | 3.1°C | 20044m | 2.4m/s |
| 04:00 | 0% | 3.2°C | 14726m | 4m/s |
| 05:00 | 0% | 3.5°C | 9409m | 5.7m/s |
| 06:00 | 0% | 3.8°C | 4091m | 7.3m/s |
| 07:00 | 0% | 4.2°C | 5702m | 7.7m/s |
| 08:00 | 0% | 4.6°C | 7313m | 8.1m/s |
| 09:00 | 0% | 5°C | 8924m | 8.5m/s |
| 10:00 | 0% | 5.2°C | 13994m | 8.3m/s |
| 11:00 | 0% | 5.5°C | 19065m | 8.2m/s |
| 12:00 | 0% | 5.8°C | 24135m | 8.1m/s |
| 13:00 | 0% | 5.3°C | 18707m | 7.9m/s |
| 14:00 | 0% | 4.7°C | 13279m | 7.6m/s |
| 15:00 | 0% | 4.4°C | 7851m | 7.3m/s |
| 16:00 | 0% | 3°C | 5364m | 7.3m/s |
| 17:00 | 0% | 1.8°C | 2876m | 7.2m/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 Atlantic/Reykjavik | Dew Point °C | Rainfall mm | Relative Humidity % | Snowfall cm | Temperature °C | Total Precipitation mm | Vapor Pressure Deficit kPa | Wind Gusts m/s |
|---|---|---|---|---|---|---|---|---|
| Sun, Feb 22
Sunrise 08:55
Sunset 18:18 | ||||||||
| 19:00 ☾ | -7.7°C | 0mm | 70% | 0cm | -3°C | 0mm | 0.15kPa | 4.8m/s |
| 20:00 ☾ | -7.8°C | 0.02mm | 69% | 0cm | -3°C | 0mm | 0.15kPa | 4.8m/s |
| 21:00 ☾ | -7.8°C | 0.04mm | 69% | 0cm | -3°C | 0.06mm | 0.15kPa | 4.5m/s |
| 22:00 ☾ | -7.5°C | 0.03mm | 70% | 0cm | -2.9°C | 0.13mm | 0.15kPa | 4.3m/s |
| 23:00 ☾ | -7.3°C | 0mm | 70% | 0cm | -2.7°C | 0.13mm | 0.15kPa | 3.8m/s |
| Mon, Feb 23
Sunrise 08:51
Sunset 18:21 | ||||||||
| 24:00 ☾ | -7.2°C | 0mm | 71% | 0cm | -2.6°C | 0.13mm | 0.15kPa | 3.6m/s |
| 01:00 ☾ | -7.2°C | 0mm | 71% | 0cm | -2.7°C | 0mm | 0.14kPa | 3.1m/s |
| 02:00 ☾ | -7.4°C | 0mm | 73% | 0cm | -3.2°C | 0mm | 0.13kPa | 3.2m/s |
| 03:00 ☾ | -7.2°C | 0mm | 74% | 0cm | -3.2°C | 0mm | 0.13kPa | 2.8m/s |
| 04:00 ☾ | -6.8°C | 0mm | 73% | 0cm | -2.7°C | 0mm | 0.13kPa | 2.4m/s |
| 05:00 ☾ | -6.6°C | 0mm | 76% | 0cm | -2.9°C | 0mm | 0.12kPa | 2.2m/s |
| 06:00 ☾ | -6.8°C | 0mm | 79% | 0cm | -3.6°C | 0mm | 0.1kPa | 2.4m/s |
| 07:00 ☾ | -6.4°C | 0.02mm | 80% | 0cm | -3.5°C | 0mm | 0.09kPa | 2.5m/s |
| 08:00 ☾ | -5.4°C | 0.02mm | 86% | 0cm | -3.5°C | 0mm | 0.07kPa | 3m/s |
| 09:00 | -5.2°C | 0.01mm | 89% | 0cm | -3.7°C | 0.06mm | 0.05kPa | 2.5m/s |
| 10:00 | -5.5°C | 0mm | 91% | 0cm | -4.2°C | 0.06mm | 0.04kPa | 2.2m/s |
| 11:00 | -4.7°C | 0mm | 90% | 0cm | -3.3°C | 0.06mm | 0.05kPa | 2.6m/s |
| 12:00 | -3.9°C | 0.07mm | 88% | 0.07cm | -2.2°C | 0.06mm | 0.06kPa | 3.3m/s |
| 13:00 | -3.1°C | 0.33mm | 92% | 0.33cm | -2°C | 0.19mm | 0.04kPa | 3.6m/s |
| 14:00 | -2.5°C | 0.38mm | 94% | 0.38cm | -1.8°C | 0.56mm | 0.03kPa | 3.8m/s |
| 15:00 | -2.2°C | 0.4mm | 94% | 0.4cm | -1.4°C | 0.81mm | 0.03kPa | 3.2m/s |
| 16:00 | -1.8°C | 0.81mm | 98% | 0.81cm | -1.5°C | 1.4mm | 0.01kPa | 3.1m/s |
| 17:00 | -1.4°C | 0.52mm | 98% | 0.52cm | -1.2°C | 2.2mm | 0.01kPa | 2.7m/s |
| 18:00 | -1.2°C | 0.04mm | 98% | 0.04cm | -0.89°C | 2.3mm | 0.01kPa | 2.8m/s |
| 19:00 ☾ | -0.8°C | 0.02mm | 98% | 0cm | -0.61°C | 0.06mm | 0.01kPa | 2.8m/s |
| 20:00 ☾ | -0.4°C | 0.39mm | 99% | 0cm | -0.23°C | 0.19mm | 0.01kPa | 3.3m/s |
| 21:00 ☾ | -0.2°C | 1.2mm | 99% | 1.2cm | -0.07°C | 1mm | 0.01kPa | 3.7m/s |
| 22:00 ☾ | -0.2°C | 0.67mm | 99% | 0.67cm | -0.03°C | 1.9mm | 0.01kPa | 3.7m/s |
| 23:00 ☾ | -0.1°C | 0.13mm | 99% | 0cm | 0.1°C | 2.2mm | 0.01kPa | 2.9m/s |
| Tue, Feb 24
Sunrise 08:48
Sunset 18:24 | ||||||||
| 24:00 ☾ | 0.1°C | 0.21mm | 100% | 0.21cm | 0.17°C | 2.4mm | 0kPa | 2.2m/s |
| 01:00 ☾ | 0°C | 0.11mm | 99% | 0cm | 0.06°C | 0.13mm | 0kPa | 1.3m/s |
| 02:00 ☾ | -0.1°C | 0.24mm | 99% | 0.24cm | 0.03°C | 0.31mm | 0.01kPa | 1.3m/s |
| 03:00 ☾ | -0.2°C | 0.16mm | 97% | 0cm | 0.16°C | 0.56mm | 0.02kPa | 1.5m/s |
| 04:00 ☾ | 0°C | 0.03mm | 96% | 0cm | 0.47°C | 0.56mm | 0.02kPa | 2.4m/s |
| 05:00 ☾ | 0.1°C | 0mm | 97% | 0cm | 0.53°C | 0.63mm | 0.02kPa | 2.9m/s |
| 06:00 ☾ | 0.3°C | 0.06mm | 96% | 0cm | 0.81°C | 0.63mm | 0.02kPa | 3.4m/s |
| 07:00 ☾ | 0.4°C | 0.09mm | 98% | 0cm | 0.77°C | 0.06mm | 0.02kPa | 3.7m/s |
| 08:00 ☾ | 0.6°C | 0.1mm | 98% | 0cm | 0.83°C | 0.13mm | 0.01kPa | 3.5m/s |
| 09:00 | 0.7°C | 0mm | 98% | 0cm | 0.97°C | 0.19mm | 0.01kPa | 3.7m/s |
| 10:00 | 0.9°C | 0mm | 98% | 0cm | 1.2°C | 0.19mm | 0.01kPa | 3m/s |
| 11:00 | 0.7°C | 0mm | 100% | 0cm | 0.76°C | 0.19mm | 0kPa | 3.1m/s |
| 12:00 | 0.5°C | 0.01mm | 100% | 0cm | 0.55°C | 0.19mm | 0kPa | 3.9m/s |
| 13:00 | 0.6°C | 0.02mm | 99% | 0cm | 0.73°C | 0mm | 0kPa | 5.4m/s |
| 14:00 | 0.1°C | 0.01mm | 98% | 0cm | 0.4°C | 0.06mm | 0.01kPa | 7.9m/s |
| 15:00 | -1.8°C | 0.01mm | 89% | 0cm | -0.21°C | 0.06mm | 0.07kPa | 9.9m/s |
| 16:00 | -4°C | 0.01mm | 86% | 0cm | -1.9°C | 0.06mm | 0.07kPa | 9.5m/s |
| 17:00 | -5.9°C | 0.01mm | 84% | 0cm | -3.6°C | 0.06mm | 0.07kPa | 12m/s |
| 18:00 | -7.9°C | 0mm | 84% | 0cm | -5.8°C | 0.06mm | 0.06kPa | 12m/s |
| 19:00 ☾ | -9.9°C | 0mm | 77% | 0cm | -6.6°C | 0mm | 0.08kPa | 12m/s |
| 20:00 ☾ | -10°C | 0mm | 74% | 0cm | -6.6°C | 0mm | 0.1kPa | 14m/s |
| 21:00 ☾ | -10°C | 0.01mm | 76% | 0cm | -6.8°C | 0mm | 0.09kPa | 12m/s |
| 22:00 ☾ | -9.3°C | 0.07mm | 83% | 0.08cm | -6.9°C | 0.06mm | 0.06kPa | 11m/s |
| 23:00 ☾ | -8.9°C | 0.15mm | 88% | 0.16cm | -7.3°C | 0.19mm | 0.04kPa | 12m/s |
| Wed, Feb 25
Sunrise 08:45
Sunset 18:28 | ||||||||
| 24:00 ☾ | -9.2°C | 0.14mm | 86% | 0.14cm | -7.3°C | 0.25mm | 0.05kPa | 14m/s |
| 01:00 ☾ | -8.9°C | 0.1mm | 84% | 0.09cm | -6.6°C | 0.21mm | 0.06kPa | 12m/s |
| 02:00 ☾ | -8.5°C | 0.07mm | 82% | 0.05cm | -5.9°C | 0.17mm | 0.07kPa | 9.3m/s |
| 03:00 ☾ | -8.3°C | 0.03mm | 79% | 0cm | -5.2°C | 0.13mm | 0.09kPa | 6.8m/s |
| 04:00 ☾ | -7.3°C | 0.1mm | 78% | 0.1cm | -4.1°C | 0.31mm | 0.1kPa | 9m/s |
| 05:00 ☾ | -6.4°C | 0.18mm | 76% | 0.21cm | -2.9°C | 0.5mm | 0.12kPa | 11m/s |
| 06:00 ☾ | -5.5°C | 0.25mm | 75% | 0.31cm | -1.7°C | 0.69mm | 0.13kPa | 13m/s |
| 07:00 ☾ | -5.2°C | 0.22mm | 73% | 0.27cm | -0.95°C | 0.75mm | 0.15kPa | 14m/s |
| 08:00 ☾ | -4.8°C | 0.18mm | 71% | 0.22cm | -0.18°C | 0.81mm | 0.17kPa | 14m/s |
| 09:00 | -4.4°C | 0.15mm | 69% | 0.18cm | 0.59°C | 0.88mm | 0.2kPa | 15m/s |
| 10:00 | -4.5°C | 0.12mm | 68% | 0.14cm | 0.73°C | 0.96mm | 0.21kPa | 14m/s |
| 11:00 | -4.6°C | 0.08mm | 67% | 0.1cm | 0.87°C | 1mm | 0.22kPa | 14m/s |
| 12:00 | -4.8°C | 0.05mm | 65% | 0.06cm | 1°C | 1.1mm | 0.23kPa | 14m/s |
| 13:00 | -4.4°C | 0.03mm | 68% | 0.11cm | 0.93°C | 0.85mm | 0.21kPa | 14m/s |
| 14:00 | -3.9°C | 0.02mm | 70% | 0.16cm | 0.85°C | 0.58mm | 0.19kPa | 14m/s |
| 15:00 | -3.6°C | 0mm | 73% | 0.21cm | 0.76°C | 0.31mm | 0.18kPa | 13m/s |
| 16:00 | -2.6°C | 0.2mm | 80% | 0.35cm | 0.39°C | 0.6mm | 0.13kPa | 14m/s |
| 17:00 | -1.8°C | 0.41mm | 87% | 0.49cm | 0.02°C | 0.9mm | 0.08kPa | 14m/s |
| 18:00 | -1.1°C | 0.61mm | 94% | 0.63cm | -0.36°C | 1.2mm | 0.03kPa | 14m/s |
How to read: these inputs help produce the derived score; they are not requirements by themselves.
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