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Rule Fog Hunter

Cape Cod - Fog Hunter - New England, USA

Cape Cod, Massachusetts, United States

Thick, moody fog for atmospheric forest and landscape shots

No opportunities right now
Here’s what usually blocks matches

No Fog Hunter opportunities in the next 14 days

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Rule requirements (key thresholds)
Fog Probability · ≥ 75.0%

Tip: Scroll down to the 72-hour table to see exactly which condition fails hour by hour.

Most common blockers (next 72 hours)
Fog Probability 100% failing

Currently

Real-time conditions
Dewpoint Spread5.5°C
Visibility24135 (Clear)
Relative Humidity71%
Wind Speed7.3m/s (moderate winds)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in America/New_York

No opportunities in the next 10 days

See the blocker timeline below to understand which conditions are preventing matches.

What this forecast looks for

Plain-language explanation from the rule

This forecast tracks the maritime fog and mountain mist that define New England's atmospheric photography. We combine ocean temperature, dewpoint, and topography to predict when coastal fog banks and mountain valley mist will create moody, quintessentially New England conditions.

New England sits where cold Atlantic waters meet the North American continent, creating persistent fog conditions especially during autumn. The region's mountains—from the White Mountains of New Hampshire to the Green Mountains of Vermont—also generate valley fog that transforms familiar scenes into ethereal compositions.

What makes New England fog photography exceptional:

  • Maritime fog - Cold Atlantic waters generate thick fog banks that roll inland, especially in Maine and coastal Massachusetts
  • White Mountains valleys - Notches and valleys trap morning mist that burns off by mid-morning, creating dramatic reveal moments
  • Covered bridge fog - Vermont and New Hampshire's iconic covered bridges emerge from fog like scenes from another century
  • Acadia coastal mist - Rocky Maine coast where fog meets granite cliffs and crashing waves

Best conditions occur September through October when warm land meets cooling air. Coastal fog can persist all day, while mountain valley fog typically burns off by late morning. Classic locations include Franconia Notch, Smugglers' Notch, and Mount Desert Island.

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72-hour requirements breakdown

What passed or failed, hour by hour
0matching hours in the next 79 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time
America/New_York
Fog Probability
≥ 75.0%
Wed, Jul 8
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
12:000%
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Thu, Jul 9
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
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13:000%
14:000%
15:000%
16:000%
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19:000%
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22:000%
23:000%
Fri, Jul 10
24:000%
01:000%
02:000%
03:0024%
04:0033%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
12:000%
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Sat, Jul 11
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
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
America/New_York
Clear Sky Probability (Ensemble)
%
Dew Point
°C
Rainfall
mm
Relative Humidity
%
Snowfall
cm
Solar Elevation
°
Temperature
°C
Total Precipitation
mm
Vapor Pressure Deficit
kPa
Visibility
m
Wind Gusts
m/s
Wind Speed
m/s
Wed, Jul 8 Sunrise 05:14 Sunset 20:17
10:00
13% 14°C 0mm 71% 0cm 50° 19°C 0mm 0.66kPa 24135m 10m/s 7.3m/s
11:00
19% 14°C 0mm 69% 0cm 61° 20°C 0mm 0.71kPa 24135m 11m/s 7.5m/s
12:00
24% 14°C 0mm 68% 0cm 68° 20°C 0mm 0.74kPa 24135m 9.2m/s 6.4m/s
13:00
28% 14°C 0mm 68% 0cm 71° 20°C 0mm 0.77kPa 24135m 8.2m/s 5.9m/s
14:00
33% 14°C 0mm 66% 0cm 65° 21°C 0mm 0.82kPa 24134m 6.3m/s 4.3m/s
15:00
52% 14°C 0mm 64% 0cm 56° 21°C 0mm 0.86kPa 24134m 5.4m/s 3.8m/s
16:00
72% 13°C 0mm 64% 0cm 45° 21°C 0mm 0.88kPa 24134m 4.5m/s 3.2m/s
17:00
91% 13°C 0mm 63% 0cm 34° 21°C 0mm 0.9kPa 24135m 3.6m/s 2.7m/s
18:00
91% 13°C 0mm 62% 0cm 23° 21°C 0mm 0.9kPa 24134m 3.1m/s 2.7m/s
19:00
92% 14°C 0mm 68% 0cm 12° 20°C 0mm 0.74kPa 24134m 2.1m/s 1.8m/s
20:00
92% 14°C 0mm 73% 0cm 2.3° 19°C 0mm 0.59kPa 24135m 3.1m/s 2.3m/s
21:00
95% 15°C 0mm 76% 0cm -7.3° 19°C 0mm 0.53kPa 24135m 6.6m/s 3.2m/s
22:00
97% 15°C 0mm 80% 0cm -15° 19°C 0mm 0.42kPa 24135m 7.9m/s 3.7m/s
23:00
100% 16°C 0mm 84% 0cm -21° 19°C 0mm 0.35kPa 24134m 9.3m/s 3.8m/s
Thu, Jul 9 Sunrise 05:15 Sunset 20:16
24:00
100% 16°C 0mm 87% 0cm -25° 19°C 0mm 0.27kPa 24134m 11m/s 3.9m/s
01:00
99% 17°C 0mm 86% 0cm -26° 19°C 0mm 0.32kPa 24134m 12m/s 5m/s
02:00
99% 17°C 0mm 86% 0cm -24° 19°C 0mm 0.31kPa 24135m 12m/s 5.3m/s
03:00
97% 17°C 0mm 87% 0cm -19° 19°C 0mm 0.29kPa 24135m 12m/s 4.8m/s
04:00
94% 17°C 0mm 87% 0cm -12° 19°C 0mm 0.28kPa 24134m 13m/s 5m/s
05:00
92% 17°C 0mm 89% 0cm -3.1° 19°C 0mm 0.25kPa 24135m 12m/s 5.1m/s
06:00
81% 18°C 0mm 89% 0cm 6.7° 20°C 0mm 0.25kPa 24134m 12m/s 5.1m/s
07:00
71% 18°C 0mm 85% 0cm 17° 21°C 0mm 0.37kPa 24135m 11m/s 4.7m/s
08:00
60% 19°C 0mm 78% 0cm 28° 23°C 0mm 0.61kPa 24135m 8.9m/s 5.2m/s
09:00
48% 19°C 0mm 72% 0cm 39° 24°C 0mm 0.85kPa 24134m 8.2m/s 4.9m/s
10:00
35% 19°C 0mm 67% 0cm 50° 26°C 0mm 1.1kPa 24135m 8.1m/s 5m/s
11:00
23% 19°C 0mm 62% 0cm 61° 27°C 0mm 1.3kPa 24135m 8m/s 5.3m/s
12:00
25% 19°C 0mm 60% 0cm 68° 28°C 0mm 1.5kPa 24134m 7.9m/s 5.7m/s
13:00
27% 19°C 0mm 58% 0cm 70° 28°C 0mm 1.6kPa 24135m 8.2m/s 6.3m/s
14:00
29% 19°C 0mm 58% 0cm 65° 28°C 0mm 1.5kPa 24135m 9.9m/s 7.5m/s
15:00
37% 19°C 0mm 60% 0cm 56° 27°C 0mm 1.4kPa 24134m 11m/s 7.9m/s
16:00
44% 19°C 0mm 66% 0cm 45° 26°C 0mm 1.1kPa 24135m 12m/s 7.8m/s
17:00
52% 20°C 0mm 70% 0cm 34° 26°C 0mm 0.99kPa 24135m 12m/s 7.7m/s
18:00
48% 20°C 0mm 74% 0cm 23° 25°C 0mm 0.83kPa 24135m 14m/s 7.9m/s
19:00
45% 20°C 0mm 79% 0cm 12° 23°C 0mm 0.62kPa 24135m 14m/s 7.3m/s
20:00
41% 19°C 0mm 83% 0cm 2.2° 22°C 0mm 0.47kPa 24135m 14m/s 6.8m/s
21:00
30% 19°C 0mm 83% 0cm -7.4° 22°C 0mm 0.44kPa 24135m 14m/s 6.7m/s
22:00
20% 19°C 0mm 83% 0cm -15° 22°C 0mm 0.45kPa 24135m 14m/s 6.3m/s
23:00
9% 19°C 0mm 85% 0cm -21° 22°C 0.19mm 0.4kPa 24134m 13m/s 5.9m/s
Fri, Jul 10 Sunrise 05:16 Sunset 20:16
24:00
7% 20°C 0mm 87% 0cm -25° 22°C 0.31mm 0.34kPa 23455m 13m/s 5.6m/s
01:00
4% 20°C 0.11mm 93% 0cm -26° 21°C 0.75mm 0.17kPa 9979m 12m/s 5.3m/s
02:00
2% 21°C 0mm 96% 0cm -24° 21°C 1.2mm 0.1kPa 22547m 12m/s 5.1m/s
03:00
2% 21°C 0.37mm 97% 0cm -19° 21°C 0.25mm 0.07kPa 21586m 10m/s 4.6m/s
04:00
2% 21°C 0.39mm 98% 0cm -12° 21°C 0.81mm 0.05kPa 6546m 8.4m/s 4m/s
05:00
2% 21°C 0.01mm 98% 0cm -3.2° 21°C 1.8mm 0.04kPa 7290m 7.5m/s 3.8m/s
06:00
2% 21°C 0mm 98% 0cm 6.6° 21°C 2.3mm 0.04kPa 8404m 6.3m/s 3.3m/s
07:00
1% 21°C 0mm 98% 0cm 17° 22°C 3.6mm 0.04kPa 4466m 5.1m/s 2.9m/s
08:00
1% 21°C 0mm 99% 0cm 28° 21°C 5mm 0.03kPa 6252m 3.5m/s 2.1m/s
09:00
9% 22°C 0mm 96% 0cm 39° 22°C 0.19mm 0.12kPa 24135m 3.3m/s 2m/s
10:00
17% 21°C 0mm 83% 0cm 50° 24°C 0.19mm 0.5kPa 24134m 3m/s 1.9m/s
11:00
25% 20°C 0mm 78% 0cm 60° 25°C 0.19mm 0.7kPa 3050m 4.3m/s 3.2m/s
12:00
25% 20°C 0mm 78% 0cm 68° 24°C 0.19mm 0.66kPa 2936m 4.2m/s 4.5m/s
13:00
24% 20°C 0mm 79% 0cm 70° 24°C 0.19mm 0.61kPa 2941m 4.2m/s 4.4m/s
14:00
24% 20°C 0mm 80% 0cm 65° 23°C 0.19mm 0.57kPa 3142m 4.6m/s 4.5m/s
15:00
23% 20°C 0.18mm 85% 0cm 56° 22°C 2.1mm 0.41kPa 8526m 5.4m/s 5m/s
16:00
21% 20°C 0.35mm 90% 0cm 45° 22°C 3.9mm 0.26kPa 13910m 6.3m/s 5.5m/s
17:00
20% 20°C 0.53mm 95% 0cm 34° 21°C 5.8mm 0.12kPa 19294m 7.1m/s 6m/s
18:00
20% 20°C 0.42mm 94% 0cm 23° 21°C 6.1mm 0.14kPa 20908m 6.8m/s 5.9m/s
19:00
19% 20°C 0.32mm 94% 0cm 12° 21°C 6.4mm 0.16kPa 22521m 6.5m/s 5.8m/s
20:00
19% 20°C 0.21mm 93% 0cm 2.1° 21°C 6.7mm 0.18kPa 24135m 6.2m/s 5.7m/s
21:00
18% 19°C 0.14mm 92% 0cm -7.4° 21°C 4.5mm 0.19kPa 24135m 4.8m/s 4.4m/s
22:00
16% 19°C 0.07mm 91% 0cm -15° 21°C 2.3mm 0.21kPa 24135m 3.4m/s 3.1m/s
23:00
15% 19°C 0mm 91% 0cm -22° 21°C 0.13mm 0.23kPa 24135m 1.9m/s 1.9m/s
Sat, Jul 11 Sunrise 05:16 Sunset 20:15
24:00
16% 19°C 0mm 91% 0cm -25° 21°C 0.13mm 0.22kPa 24135m 1.7m/s 1.6m/s
01:00
16% 19°C 0mm 92% 0cm -26° 21°C 0.13mm 0.2kPa 24135m 1.4m/s 1.4m/s
02:00
17% 19°C 0mm 92% 0cm -24° 20°C 0.13mm 0.19kPa 24135m 1.1m/s 1.2m/s
03:00
19% 19°C 0mm 90% 0cm -19° 21°C 0.08mm 0.24kPa 24135m 1.9m/s 1.5m/s
04:00
22% 19°C 0mm 89% 0cm -12° 21°C 0.04mm 0.29kPa 24135m 2.7m/s 1.9m/s
05:00
24% 19°C 0mm 87% 0cm -3.4° 22°C 0mm 0.34kPa 24135m 3.4m/s 2.2m/s
06:00
24% 19°C 0mm 88% 0cm 6.5° 21°C 0mm 0.31kPa 24135m 4.8m/s 4m/s
07:00
23% 19°C 0mm 88% 0cm 17° 21°C 0mm 0.28kPa 24135m 6.2m/s 5.8m/s
08:00
23% 18°C 0mm 89% 0cm 28° 20°C 0mm 0.26kPa 24135m 7.5m/s 7.6m/s
09:00
28% 17°C 0mm 83% 0cm 39° 20°C 0mm 0.39kPa 24135m 8.6m/s 8m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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