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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 · ≥ 60.0%

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 Spread4.5°C
Visibility24135 (Clear)
Relative Humidity72%
Wind Speed4.7m/s (calm conditions)

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 80 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time
America/New_York
Fog Probability
≥ 60.0%
Fri, Mar 13
24:000%
01:000%
02:000%
03:000%
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07:000%
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Sat, Mar 14
24:000%
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Sun, Mar 15
24:000%
01:000%
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Mon, Mar 16
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
Dew Point
°C
Rainfall
mm
Relative Humidity
%
Snowfall
cm
Temperature
°C
Total Precipitation
mm
Vapor Pressure Deficit
kPa
Visibility
m
Wind Gusts
m/s
Wind Speed
m/s
Fri, Mar 13 Sunrise 06:56 Sunset 18:45
09:00
-4.9°C 0mm 72% 0cm -0.44°C 0mm 0.17kPa 24135m 7.1m/s 4.7m/s
10:00
-5.4°C 0mm 64% 0cm 0.53°C 0mm 0.23kPa 24134m 5.4m/s 4.1m/s
11:00
-6.2°C 0mm 57% 0cm 1.4°C 0mm 0.29kPa 24135m 4.1m/s 3.3m/s
12:00
-6.6°C 0mm 52% 0cm 2.3°C 0mm 0.35kPa 24135m 4.9m/s 3.9m/s
13:00
-6.5°C 0mm 51% 0cm 2.7°C 0mm 0.37kPa 24134m 5.9m/s 5.1m/s
14:00
-7.4°C 0mm 49% 0cm 2.2°C 0mm 0.37kPa 24134m 7.7m/s 6.5m/s
15:00
-6.6°C 0.01mm 53% 0cm 1.9°C 0mm 0.33kPa 21951m 8.2m/s 6.7m/s
16:00
-6.1°C 0mm 54% 0cm 2.2°C 0mm 0.33kPa 24134m 8.4m/s 6m/s
17:00
-5.5°C 0.04mm 58% 0.04cm 1.8°C 0mm 0.29kPa 13861m 7.4m/s 5m/s
18:00
-5°C 0mm 62% 0cm 1.5°C 0mm 0.26kPa 24135m 9.1m/s 5.5m/s
19:00
-4.6°C 0.02mm 64% 0cm 1.3°C 0.06mm 0.24kPa 21365m 9.5m/s 5.4m/s
20:00
-3.9°C 0.01mm 66% 0cm 1.7°C 0.06mm 0.23kPa 24135m 12m/s 6.2m/s
21:00
-2.6°C 0mm 69% 0cm 2.5°C 0mm 0.22kPa 24134m 15m/s 7.5m/s
22:00
-1.8°C 0mm 71% 0cm 3°C 0mm 0.22kPa 24134m 16m/s 7.6m/s
23:00
-0.6°C 0mm 72% 0cm 4°C 0mm 0.23kPa 24134m 16m/s 7.5m/s
Sat, Mar 14 Sunrise 06:54 Sunset 18:46
24:00
1.1°C 0.2mm 76% 0cm 4.9°C 0.13mm 0.2kPa 23325m 17m/s 8.5m/s
01:00
3.6°C 0.15mm 85% 0cm 6°C 0.38mm 0.14kPa 23934m 20m/s 9.8m/s
02:00
5°C 0.11mm 86% 0cm 7.2°C 0.88mm 0.14kPa 24134m 20m/s 11m/s
03:00
3.6°C 0mm 79% 0cm 7°C 0mm 0.21kPa 24134m 21m/s 11m/s
04:00
2.6°C 0mm 79% 0cm 5.9°C 0mm 0.19kPa 24134m 21m/s 11m/s
05:00
1.8°C 0mm 76% 0cm 5.6°C 0mm 0.21kPa 24135m 19m/s 9.7m/s
06:00
-0.1°C 0mm 66% 0cm 5.7°C 0mm 0.31kPa 24134m 19m/s 10m/s
07:00
-1.4°C 0mm 63% 0cm 5°C 0mm 0.32kPa 24135m 17m/s 8.9m/s
08:00
-0.8°C 0mm 65% 0cm 5.1°C 0mm 0.3kPa 24135m 17m/s 9m/s
09:00
-0.8°C 0mm 64% 0cm 5.5°C 0mm 0.33kPa 24135m 15m/s 9m/s
10:00
-1.2°C 0mm 61% 0cm 5.8°C 0mm 0.36kPa 24134m 15m/s 9.5m/s
11:00
-1.5°C 0mm 58% 0cm 6°C 0mm 0.39kPa 24135m 15m/s 9.7m/s
12:00
-1.8°C 0mm 58% 0cm 5.9°C 0mm 0.39kPa 24134m 14m/s 9.9m/s
13:00
-2°C 0mm 56% 0cm 6.2°C 0mm 0.42kPa 24135m 15m/s 9.6m/s
14:00
-2.1°C 0mm 53% 0cm 6.8°C 0mm 0.46kPa 24135m 15m/s 9.4m/s
15:00
-1.9°C 0mm 54% 0cm 6.7°C 0mm 0.45kPa 24134m 14m/s 8.7m/s
16:00
-1.6°C 0mm 56% 0cm 6.5°C 0mm 0.42kPa 24134m 15m/s 9.3m/s
17:00
-2.5°C 0mm 55% 0cm 5.9°C 0mm 0.42kPa 24135m 15m/s 9.5m/s
18:00
-3°C 0mm 57% 0cm 4.9°C 0mm 0.37kPa 24135m 16m/s 9.7m/s
19:00
-3.5°C 0mm 58% 0cm 3.9°C 0mm 0.34kPa 24135m 16m/s 9.9m/s
20:00
-3.1°C 0mm 63% 0cm 3.4°C 0mm 0.29kPa 24134m 16m/s 9.8m/s
21:00
-2.8°C 0mm 66% 0cm 2.9°C 0mm 0.25kPa 24134m 15m/s 9.1m/s
22:00
-2.8°C 0mm 69% 0cm 2.4°C 0mm 0.23kPa 24135m 15m/s 8.5m/s
23:00
-3°C 0mm 70% 0cm 2°C 0mm 0.21kPa 24134m 14m/s 7.8m/s
Sun, Mar 15 Sunrise 06:52 Sunset 18:47
24:00
-3.4°C 0mm 69% 0cm 1.6°C 0mm 0.21kPa 24134m 13m/s 7.2m/s
01:00
-4°C 0mm 68% 0cm 1.1°C 0mm 0.21kPa 24135m 12m/s 6.6m/s
02:00
-4.2°C 0mm 70% 0cm 0.65°C 0mm 0.19kPa 24135m 12m/s 6.4m/s
03:00
-4.2°C 0mm 71% 0cm 0.35°C 0mm 0.18kPa 24134m 12m/s 6.2m/s
04:00
-4.4°C 0mm 71% 0cm 0.25°C 0mm 0.18kPa 24135m 11m/s 6.1m/s
05:00
-4.8°C 0mm 70% 0cm 0.05°C 0mm 0.19kPa 24134m 9.1m/s 5.2m/s
06:00
-5.3°C 0mm 67% 0cm 0.08°C 0mm 0.2kPa 24134m 7.3m/s 4.7m/s
07:00
-6°C 0mm 63% 0cm 0.25°C 0mm 0.23kPa 24135m 6.5m/s 4.2m/s
08:00
-6.5°C 0mm 58% 0cm 0.86°C 0mm 0.27kPa 24135m 7.4m/s 4.8m/s
09:00
-6.7°C 0mm 55% 0cm 1.3°C 0mm 0.3kPa 24135m 5.6m/s 4.5m/s
10:00
-6.3°C 0mm 55% 0cm 1.7°C 0mm 0.31kPa 24135m 3.9m/s 3.6m/s
11:00
-6°C 0mm 55% 0cm 2.2°C 0mm 0.32kPa 24135m 3.2m/s 2.9m/s
12:00
-5.9°C 0mm 52% 0cm 3.1°C 0mm 0.37kPa 24135m 3.2m/s 2.7m/s
13:00
-5.5°C 0mm 49% 0cm 4.2°C 0mm 0.42kPa 24134m 3.6m/s 3m/s
14:00
-4.6°C 0mm 51% 0cm 4.7°C 0mm 0.42kPa 24135m 4.5m/s 3.5m/s
15:00
-2.5°C 0mm 60% 0cm 4.7°C 0mm 0.35kPa 24135m 7.1m/s 5.4m/s
16:00
-0.6°C 0mm 68% 0cm 4.8°C 0mm 0.28kPa 24135m 9.7m/s 7.4m/s
17:00
1.1°C 0mm 76% 0cm 4.9°C 0mm 0.2kPa 24135m 12m/s 9.3m/s
18:00
1.7°C 0mm 78% 0cm 5.1°C 0mm 0.19kPa 24135m 13m/s 9.5m/s
19:00
2.2°C 0mm 81% 0cm 5.3°C 0mm 0.17kPa 24135m 15m/s 9.8m/s
20:00
2.8°C 0mm 83% 0cm 5.5°C 0mm 0.16kPa 24135m 16m/s 10m/s
21:00
3.3°C 0.007mm 83% 0cm 5.8°C 0mm 0.15kPa 24135m 17m/s 11m/s
22:00
3.7°C 0.01mm 84% 0cm 6.1°C 0mm 0.15kPa 24135m 18m/s 11m/s
23:00
4.1°C 0.02mm 85% 0cm 6.4°C 0mm 0.14kPa 24135m 19m/s 12m/s
Mon, Mar 16 Sunrise 06:51 Sunset 18:48
24:00
4.8°C 0.04mm 87% 0cm 6.8°C 0.06mm 0.13kPa 24135m 20m/s 12m/s
01:00
5.4°C 0.06mm 89% 0cm 7.1°C 0.13mm 0.11kPa 24135m 22m/s 13m/s
02:00
6°C 0.08mm 90% 0cm 7.5°C 0.19mm 0.1kPa 24135m 23m/s 14m/s
03:00
6.8°C 0.79mm 93% 0cm 7.9°C 0.81mm 0.08kPa 18991m 25m/s 15m/s
04:00
7.5°C 1.5mm 95% 0cm 8.3°C 1.4mm 0.06kPa 13847m 26m/s 15m/s
05:00
8.2°C 2.2mm 97% 0cm 8.6°C 2.1mm 0.03kPa 8703m 28m/s 16m/s
06:00
8.6°C 1.6mm 97% 0cm 9°C 4.3mm 0.03kPa 5883m 28m/s 16m/s
07:00
9.1°C 0.95mm 98% 0cm 9.4°C 6.6mm 0.02kPa 3063m 28m/s 17m/s
08:00
9.5°C 0.32mm 98% 0cm 9.7°C 8.8mm 0.02kPa 243m 28m/s 17m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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