What conditions does Fog Hunter look for?

Fog Probability: ≥ 85.0%. Dewpoint Spread: ≤ 2.0°C. Visibility: ≤ 3000.0m. Wind Speed: ≤ 2.0m/s

How often do conditions match?

There are 2 upcoming opportunity windows in the next 10 days.

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Rule Fog Hunter

Inari - Fog Hunter - Finnish Lapland

Inari, Lapland, Finland

Thick, moody fog for atmospheric forest and landscape shots

Currently

Real-time conditions

Fog Probability

83%

Dewpoint Spread0.3°C

Visibility6875 (Moderate)

Relative Humidity97%

Wind Speed2.0m/s (calm conditions)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Helsinki

Next opportunity

Dense Fog (lingering)

Inari

Today · 10:00–11:00 · 1h window

Medium confidence

58%

🌫️Fog Probability87.5%

Dewpoint Spread: 0.8°C

Visibility: 2560 (Mist/Haze)

Relative Humidity: 94%

Wind Speed: 1.5m/s (calm conditions)

Dense Fog (lingering)

Inari

Today · 22:00–23:00

🌫️Fog Probability:100%

High

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72-hour requirements breakdown

What passed or failed, hour by hour

6matching hours in the next 91 hoursJump to next match

AND logic: all conditions required

Meets requirement

Misses requirement

Time Europe/Helsinki	Fog Probability ≥ 85.0%	Dewpoint Spread ≤ 2.0°C	Visibility ≤ 3000.0m	Wind Speed ≤ 2.0m/s
Wed, Mar 4
07:00	58%	0.4°C	302m	1.8m/s
08:00	58%	0.3°C	497m	1.4m/s
09:00	100%	0.3°C	1004m	1.3m/s
10:00	100%	0.6°C	501m	1.1m/s
11:00	100%	0.8°C	811m	1.1m/s
12:00	88%	0.9°C	3763m	1.1m/s
13:00	0%	1°C	7944m	1.1m/s
14:00	0%	1°C	12848m	1.3m/s
15:00	64%	0.6°C	21529m	0.78m/s
16:00	83%	0.3°C	8601m	0.44m/s
17:00	86%	0.2°C	6595m	0.33m/s
18:00	86%	0.1°C	6549m	0.65m/s
19:00	86%	0.1°C	6537m	0.74m/s
20:00	86%	0°C	6514m	0.98m/s
21:00	86%	0.1°C	5259m	1.2m/s
22:00	86%	0°C	5569m	1.1m/s
23:00	86%	0°C	5923m	1.4m/s
Thu, Mar 5
24:00	97%	0°C	2311m	1.4m/s
01:00	94%	0.2°C	4224m	1.8m/s
02:00	97%	0.2°C	4693m	1.5m/s
03:00	83%	0.3°C	6875m	2m/s
04:00	75%	0.4°C	11155m	2.3m/s
05:00	86%	0.2°C	7421m	2.2m/s
06:00	83%	0.4°C	7328m	2.1m/s
07:00	75%	0.3°C	13687m	2.4m/s
08:00	67%	0.4°C	21805m	2.1m/s
09:00	72%	0.6°C	10804m	1.8m/s
10:00	88%	0.8°C	2560m	1.5m/s
11:00	0%	1.1°C	24134m	1.8m/s
12:00	0%	1.3°C	24134m	1.8m/s
13:00	0%	1.6°C	24134m	2m/s
14:00	0%	1.6°C	24135m	2m/s
15:00	0%	1.2°C	24134m	1.6m/s
16:00	64%	0.7°C	24134m	1m/s
17:00	64%	0.5°C	24134m	1.4m/s
18:00	67%	0.5°C	24135m	1m/s
19:00	67%	0.4°C	24135m	0.98m/s
20:00	67%	0.4°C	18613m	1m/s
21:00	78%	0.3°C	11284m	1.2m/s
22:00	100%	0.3°C	1074m	0.61m/s
23:00	83%	0.4°C	5729m	0.65m/s
Fri, Mar 6
24:00	83%	0.3°C	7312m	0.98m/s
01:00	94%	0.3°C	3019m	0.92m/s
02:00	58%	0.4°C	174m	0.84m/s
03:00	58%	0.4°C	126m	1m/s
04:00	58%	0.3°C	512m	1m/s
05:00	58%	0.3°C	173m	0.9m/s
06:00	0%	0.2°C	2024m	0.95m/s
07:00	0%	0.2°C	14669m	0.67m/s
08:00	0%	0.3°C	3867m	1.3m/s
09:00	58%	0.4°C	278m	1.6m/s
10:00	0%	0.3°C	121m	1.6m/s
11:00	0%	0.5°C	561m	2.2m/s
12:00	0%	0.8°C	18865m	2m/s
13:00	0%	0.8°C	5016m	1.5m/s
14:00	0%	0.8°C	24134m	3m/s
15:00	0%	1.2°C	15130m	5.5m/s
16:00	0%	1.1°C	24135m	2.6m/s
17:00	64%	0.6°C	24134m	0.85m/s
18:00	83%	0.4°C	6051m	1.4m/s
19:00	0%	0.9°C	310m	4.7m/s
20:00	0%	1.4°C	15758m	4.4m/s
21:00	0%	1.9°C	24135m	3m/s
22:00	0%	3.4°C	24134m	5.9m/s
23:00	0%	3.1°C	24134m	5.2m/s
Sat, Mar 7
24:00	0%	2.8°C	24134m	4.7m/s
01:00	0%	2.9°C	24135m	4.5m/s
02:00	0%	3°C	24135m	4.3m/s
03:00	0%	2.9°C	24135m	4.1m/s
04:00	0%	2.2°C	24135m	3m/s
05:00	0%	2.1°C	24134m	3.4m/s
06:00	0%	2.4°C	24135m	3.2m/s
07:00	0%	2°C	24134m	3m/s
08:00	0%	2°C	11472m	4m/s
09:00	0%	2°C	15693m	3.4m/s
10:00	0%	1.9°C	19914m	2.8m/s
11:00	0%	1.8°C	24135m	2.2m/s
12:00	0%	1.4°C	24135m	2.1m/s
13:00	0%	1.1°C	24135m	1.9m/s
14:00	60%	0.7°C	24135m	1.7m/s
15:00	60%	0.8°C	19772m	2.5m/s
16:00	0%	1.1°C	15409m	3.3m/s
17:00	0%	1.2°C	11046m	4.1m/s
18:00	0%	1.3°C	15409m	4.1m/s
19:00	0%	1.4°C	19772m	4.1m/s
20:00	0%	1.5°C	24135m	4m/s
21:00	0%	1.4°C	24135m	3.5m/s
22:00	0%	1.5°C	24135m	3m/s
23:00	0%	1.4°C	24135m	2.5m/s
Sun, Mar 8
24:00	0%	1.3°C	24135m	2.4m/s
01:00	0%	1.3°C	24135m	2.4m/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 score

This 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/Helsinki	Dew Point °C	Rainfall mm	Relative Humidity %	Snowfall cm	Temperature °C	Total Precipitation mm	Vapor Pressure Deficit kPa	Wind Gusts m/s
Thu, Mar 5 Sunrise 07:18 Sunset 17:30
03:00 ☾	-11°C	0mm	97%	0cm	-11°C	0mm	0.01kPa	3.1m/s
04:00 ☾	-11°C	0mm	97%	0cm	-11°C	0mm	0.01kPa	3.9m/s
05:00 ☾	-13°C	0mm	98%	0cm	-12°C	0mm	0kPa	2.5m/s
06:00 ☾	-12°C	0mm	97%	0cm	-12°C	0mm	0.01kPa	2.7m/s
07:00 ☾	-11°C	0mm	98%	0cm	-11°C	0mm	0.01kPa	3.1m/s
08:00	-10°C	0mm	97%	0cm	-10°C	0mm	0.01kPa	3.3m/s
09:00	-8.3°C	0.05mm	95%	0cm	-7.7°C	0mm	0.02kPa	5.6m/s
10:00	-6°C	0.02mm	94%	0cm	-5.2°C	0.06mm	0.02kPa	2.2m/s
11:00	-4.8°C	0mm	92%	0cm	-3.7°C	0.06mm	0.04kPa	3.8m/s
12:00	-4°C	0mm	91%	0cm	-2.7°C	0.06mm	0.05kPa	4m/s
13:00	-3.3°C	0mm	89%	0cm	-1.7°C	0.06mm	0.06kPa	5.9m/s
14:00	-3°C	0mm	89%	0cm	-1.4°C	0.06mm	0.06kPa	5.7m/s
15:00	-2.7°C	0mm	92%	0cm	-1.5°C	0mm	0.05kPa	5.9m/s
16:00	-3.4°C	0mm	95%	0cm	-2.7°C	0mm	0.02kPa	1m/s
17:00	-5.5°C	0mm	96%	0cm	-5°C	0mm	0.02kPa	1.3m/s
18:00 ☾	-5.1°C	0mm	97%	0cm	-4.6°C	0mm	0.01kPa	1m/s
19:00 ☾	-5.3°C	0mm	97%	0cm	-4.9°C	0mm	0.01kPa	0.9m/s
20:00 ☾	-6°C	0mm	97%	0cm	-5.6°C	0mm	0.01kPa	0.91m/s
21:00 ☾	-6.6°C	0mm	98%	0cm	-6.3°C	0mm	0.01kPa	1.1m/s
22:00 ☾	-7°C	0.1mm	98%	0.1cm	-6.7°C	0mm	0.01kPa	0.61m/s
23:00 ☾	-5.9°C	0.06mm	97%	0cm	-5.5°C	0.13mm	0.01kPa	0.6m/s
Fri, Mar 6 Sunrise 07:18 Sunset 17:30
24:00 ☾	-6.1°C	0.01mm	98%	0cm	-5.8°C	0.19mm	0.01kPa	0.91m/s
01:00 ☾	-5.9°C	0.05mm	98%	0cm	-5.6°C	0.19mm	0.01kPa	0.81m/s
02:00 ☾	-5.1°C	0.46mm	97%	0.46cm	-4.7°C	0.44mm	0.01kPa	1m/s
03:00 ☾	-4.8°C	0.39mm	98%	0.39cm	-4.4°C	0.5mm	0.01kPa	1.3m/s
04:00 ☾	-4.6°C	0.09mm	98%	0.09cm	-4.3°C	0.69mm	0.01kPa	1.2m/s
05:00 ☾	-4.1°C	0.23mm	98%	0.23cm	-3.8°C	0.88mm	0.01kPa	1.6m/s
06:00 ☾	-3.9°C	0.04mm	98%	0cm	-3.7°C	1mm	0.01kPa	1.2m/s
07:00 ☾	-5°C	0mm	99%	0cm	-4.8°C	1mm	0.01kPa	0.6m/s
08:00	-3.5°C	0.13mm	98%	0cm	-3.2°C	1.1mm	0.01kPa	2.2m/s
09:00	-2.9°C	0.67mm	97%	0.67cm	-2.5°C	0.25mm	0.02kPa	4.5m/s
10:00	-2.6°C	0.96mm	98%	0.96cm	-2.3°C	1.3mm	0.01kPa	5.5m/s
11:00	-2.5°C	0.34mm	97%	0.34cm	-2°C	1.9mm	0.02kPa	5m/s
12:00	-2.2°C	0.03mm	94%	0cm	-1.4°C	2.1mm	0.03kPa	4.9m/s
13:00	-1.7°C	0.4mm	94%	0cm	-0.91°C	2.2mm	0.03kPa	4.7m/s
14:00	-1.1°C	0mm	94%	0cm	-0.28°C	2.4mm	0.03kPa	12m/s
15:00	-0.6°C	0.1mm	91%	0.1cm	0.61°C	0.06mm	0.06kPa	13m/s
16:00	-1.3°C	0.01mm	92%	0cm	-0.15°C	0.13mm	0.05kPa	8.9m/s
17:00	-2.3°C	0mm	96%	0cm	-1.7°C	0.13mm	0.02kPa	0.8m/s
18:00 ☾	-2.8°C	0.05mm	97%	0.05cm	-2.4°C	0.13mm	0.02kPa	1.2m/s
19:00 ☾	-1.1°C	1.3mm	94%	1.3cm	-0.23°C	0.63mm	0.04kPa	11m/s
20:00 ☾	-1.8°C	0.03mm	91%	0.03cm	-0.42°C	1.1mm	0.06kPa	10m/s
21:00 ☾	-3.1°C	0mm	87%	0cm	-1.2°C	0mm	0.07kPa	9.2m/s
22:00 ☾	-4.9°C	0mm	78%	0cm	-1.5°C	0mm	0.12kPa	14m/s
23:00 ☾	-6°C	0mm	79%	0cm	-2.9°C	0mm	0.1kPa	14m/s
Sat, Mar 7 Sunrise 07:13 Sunset 17:34
24:00 ☾	-6.8°C	0mm	81%	0cm	-4°C	0mm	0.09kPa	13m/s
01:00 ☾	-6.7°C	0mm	80%	0cm	-3.8°C	0mm	0.09kPa	14m/s
02:00 ☾	-6.5°C	0mm	80%	0cm	-3.5°C	0mm	0.1kPa	12m/s
03:00 ☾	-6.3°C	0mm	80%	0cm	-3.4°C	0mm	0.09kPa	12m/s
04:00 ☾	-8.1°C	0mm	85%	0cm	-5.9°C	0mm	0.06kPa	7.2m/s
05:00 ☾	-9.9°C	0mm	85%	0cm	-7.8°C	0mm	0.05kPa	8.3m/s
06:00 ☾	-9°C	0mm	83%	0cm	-6.6°C	0mm	0.06kPa	11m/s
07:00 ☾	-7.5°C	0mm	86%	0cm	-5.5°C	0mm	0.06kPa	10m/s
08:00	-5.4°C	0.06mm	86%	0.06cm	-3.4°C	0mm	0.07kPa	12m/s
09:00	-4.3°C	0.04mm	86%	0.04cm	-2.3°C	0mm	0.07kPa	9.9m/s
10:00	-3.1°C	0.03mm	87%	0.02cm	-1.2°C	0mm	0.07kPa	7.5m/s
11:00	-1.9°C	0.01mm	88%	0cm	-0.14°C	0mm	0.07kPa	5m/s
12:00	-2.1°C	0.007mm	90%	0cm	-0.67°C	0.02mm	0.06kPa	4.6m/s
13:00	-2.3°C	0.003mm	92%	0cm	-1.2°C	0.04mm	0.04kPa	4.1m/s
14:00	-2.4°C	0mm	95%	0cm	-1.7°C	0.06mm	0.03kPa	3.6m/s
15:00	-2.4°C	0.02mm	94%	0.02cm	-1.6°C	0.06mm	0.03kPa	6.2m/s
16:00	-2.5°C	0.04mm	93%	0.04cm	-1.4°C	0.06mm	0.04kPa	8.8m/s
17:00	-2.5°C	0.06mm	92%	0.06cm	-1.3°C	0.06mm	0.05kPa	11m/s
18:00 ☾	-2.6°C	0.04mm	91%	0.04cm	-1.3°C	0.15mm	0.05kPa	11m/s
19:00 ☾	-2.7°C	0.02mm	90%	0.02cm	-1.3°C	0.23mm	0.05kPa	10m/s
20:00 ☾	-2.8°C	0mm	89%	0cm	-1.3°C	0.31mm	0.06kPa	10m/s
21:00 ☾	-3.1°C	0mm	90%	0cm	-1.7°C	0.21mm	0.06kPa	8.5m/s
22:00 ☾	-3.5°C	0mm	90%	0cm	-2°C	0.1mm	0.05kPa	7.1m/s
23:00 ☾	-3.8°C	0mm	90%	0cm	-2.4°C	0mm	0.05kPa	5.6m/s
Sun, Mar 8 Sunrise 07:09 Sunset 17:38
24:00 ☾	-3.9°C	0mm	91%	0cm	-2.6°C	0mm	0.05kPa	5.3m/s
01:00 ☾	-4.1°C	0mm	91%	0cm	-2.8°C	0mm	0.04kPa	5m/s
02:00 ☾	-4.2°C	0mm	91%	0cm	-3°C	0mm	0.04kPa	4.7m/s

How to read: these inputs help produce the derived score; they are not requirements by themselves.

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