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Rule Fog Hunter

Maggie Valley - Fog Hunter - Smoky Mountains & Blue Ridge

Maggie Valley, North Carolina, 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 Spread7.5°C
Visibility24135 (Clear)
Relative Humidity63%
Wind Speed1.0m/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 namesake "smoke" that gives the Great Smoky Mountains their name—the natural fog and mist that creates atmospheric conditions found nowhere else in the eastern United States. We combine humidity, temperature, and topography to predict when valleys will fill with fog while ridgelines glow above.

The Smokies generate their own weather. Dense forests release moisture through transpiration, creating the persistent haze that appears as blue smoke from a distance. Add morning temperature inversions, and valleys like Cades Cove become fog-filled bowls with mountain ridges emerging from the mist. This phenomenon occurs year-round but peaks during autumn when humidity remains high and temperatures drop.

What makes Smoky Mountains fog photography exceptional:

  • Natural smoke effect - Forest transpiration creates the blue haze that's visible even on clear days, intensifying during foggy conditions
  • Cades Cove mornings - Historic valley becomes a sea of fog with churches and barns emerging as islands
  • Blue Ridge Parkway inversions - High-elevation overlooks look down on clouds filling valleys below
  • Appalachian character - Fog transforms familiar mountain landscapes into ancient, primeval scenes

Best fog occurs on clear, calm nights followed by sunny mornings, typically September through November. Arrive at Cades Cove before dawn to catch fog at its thickest. Blue Ridge Parkway overlooks like Clingmans Dome and Waterrock Knob offer views above the clouds. The fog typically burns off by mid-morning, so timing is critical.

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72-hour requirements breakdown

What passed or failed, hour by hour
0matching hours in the next 95 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time
America/New_York
Fog Probability
≥ 75.0%
Tue, Jul 7
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%
Wed, Jul 8
24:000%
01:000%
02:000%
03:000%
04:000%
05:0053%
06:0053%
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%
05:0055%
06:0055%
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%
Fri, Jul 10
24:000%
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%
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 06:24 Sunset 20:50
10:00
100% 16°C 0mm 63% 0cm 41° 24°C 0mm 1.1kPa 24135m 1.5m/s 1m/s
11:00
100% 16°C 0mm 52% 0cm 53° 26°C 0mm 1.6kPa 24135m 1.9m/s 0.85m/s
12:00
95% 15°C 0mm 46% 0cm 65° 27°C 0mm 1.9kPa 24135m 2.9m/s 1.7m/s
13:00
89% 14°C 0mm 42% 0cm 75° 28°C 0mm 2.2kPa 24135m 3.2m/s 2.5m/s
14:00
84% 13°C 0mm 38% 0cm 76° 29°C 0mm 2.5kPa 24134m 3.4m/s 2.5m/s
15:00
57% 13°C 0mm 37% 0cm 68° 29°C 0.06mm 2.5kPa 24134m 3.7m/s 2.2m/s
16:00
29% 15°C 0mm 50% 0cm 56° 27°C 0.06mm 1.8kPa 24134m 3.5m/s 2.4m/s
17:00
2% 17°C 0mm 67% 0cm 44° 24°C 0.13mm 0.98kPa 24135m 2.2m/s 1.5m/s
18:00
3% 15°C 0mm 50% 0cm 32° 26°C 0.13mm 1.7kPa 24134m 4.1m/s 1.5m/s
19:00
5% 16°C 0mm 58% 0cm 20° 25°C 0.13mm 1.3kPa 24134m 4.2m/s 1.8m/s
20:00
6% 17°C 0mm 74% 0cm 8.6° 22°C 0.13mm 0.67kPa 24135m 2m/s 1.7m/s
21:00
37% 16°C 0mm 76% 0cm -2.4° 20°C 0mm 0.56kPa 24135m 1.7m/s 1.8m/s
22:00
69% 15°C 0mm 80% 0cm -13° 18°C 0mm 0.43kPa 24135m 1.7m/s 1.8m/s
23:00
100% 15°C 0mm 81% 0cm -21° 18°C 0mm 0.39kPa 24134m 1.8m/s 1.9m/s
Thu, Jul 9 Sunrise 06:25 Sunset 20:50
24:00
100% 15°C 0mm 82% 0cm -28° 18°C 0mm 0.35kPa 24134m 1.8m/s 1.8m/s
01:00
100% 15°C 0mm 85% 0cm -31° 17°C 0mm 0.29kPa 24134m 1.9m/s 2m/s
02:00
100% 15°C 0mm 89% 0cm -32° 17°C 0mm 0.22kPa 24135m 2.3m/s 2.1m/s
03:00
100% 15°C 0mm 92% 0cm -29° 16°C 0mm 0.14kPa 24135m 2.2m/s 2m/s
04:00
100% 15°C 0mm 95% 0cm -23° 16°C 0mm 0.09kPa 24134m 2.5m/s 2.1m/s
05:00
100% 15°C 0mm 95% 0cm -15° 16°C 0mm 0.08kPa 24135m 2.2m/s 2m/s
06:00
96% 15°C 0mm 96% 0cm -5.1° 16°C 0mm 0.08kPa 24134m 2.4m/s 2m/s
07:00
93% 15°C 0mm 94% 0cm 5.7° 16°C 0mm 0.12kPa 24135m 2.5m/s 2m/s
08:00
89% 16°C 0mm 83% 0cm 17° 19°C 0mm 0.37kPa 24135m 3.2m/s 1.8m/s
09:00
82% 16°C 0mm 67% 0cm 29° 22°C 0mm 0.86kPa 24134m 4.8m/s 2m/s
10:00
76% 15°C 0mm 56% 0cm 41° 24°C 0mm 1.3kPa 24135m 6.2m/s 2.6m/s
11:00
69% 14°C 0mm 51% 0cm 53° 25°C 0mm 1.6kPa 24135m 6.3m/s 3.3m/s
12:00
64% 15°C 0mm 48% 0cm 65° 26°C 0mm 1.8kPa 24134m 6.4m/s 3.8m/s
13:00
58% 15°C 0mm 50% 0cm 74° 26°C 0.13mm 1.7kPa 23335m 6.2m/s 4.1m/s
14:00
53% 15°C 0mm 47% 0cm 76° 27°C 0.19mm 1.9kPa 24135m 5.9m/s 3.3m/s
15:00
53% 14°C 0mm 42% 0cm 68° 28°C 0mm 2.2kPa 24134m 6m/s 3.7m/s
16:00
53% 13°C 0mm 41% 0cm 56° 28°C 0mm 2.2kPa 24135m 5.9m/s 4.1m/s
17:00
53% 14°C 0mm 46% 0cm 44° 27°C 0mm 1.9kPa 24135m 5.3m/s 3.4m/s
18:00
45% 16°C 0.08mm 60% 0cm 32° 24°C 0.13mm 1.2kPa 24135m 5.3m/s 3.3m/s
19:00
38% 17°C 0mm 78% 0cm 20° 21°C 0.25mm 0.52kPa 16816m 2.8m/s 1.9m/s
20:00
30% 18°C 0mm 84% 0cm 8.6° 20°C 0.31mm 0.39kPa 24135m 2.7m/s 1.8m/s
21:00
28% 16°C 0mm 89% 0cm -2.4° 18°C 0mm 0.24kPa 24135m 2.2m/s 2m/s
22:00
27% 16°C 0mm 89% 0cm -13° 18°C 0mm 0.21kPa 24135m 1.9m/s 2m/s
23:00
25% 16°C 0mm 90% 0cm -21° 17°C 0mm 0.2kPa 24134m 2.8m/s 2.2m/s
Fri, Jul 10 Sunrise 06:25 Sunset 20:49
24:00
29% 16°C 0mm 91% 0cm -28° 17°C 0mm 0.17kPa 24135m 3m/s 2.2m/s
01:00
32% 15°C 0mm 92% 0cm -32° 17°C 0mm 0.16kPa 24134m 2.9m/s 2.2m/s
02:00
36% 15°C 0mm 93% 0cm -32° 16°C 0mm 0.13kPa 24135m 3.3m/s 2.4m/s
03:00
45% 15°C 0mm 93% 0cm -29° 16°C 0mm 0.12kPa 24134m 3.1m/s 2.4m/s
04:00
53% 15°C 0mm 94% 0cm -23° 16°C 0mm 0.12kPa 24134m 3.4m/s 2.4m/s
05:00
62% 15°C 0mm 92% 0cm -15° 16°C 0mm 0.14kPa 24135m 4.2m/s 2.6m/s
06:00
56% 15°C 0mm 94% 0cm -5.2° 16°C 0mm 0.12kPa 24134m 3.8m/s 2.5m/s
07:00
51% 15°C 0mm 92% 0cm 5.6° 17°C 0mm 0.14kPa 24134m 3.6m/s 2.4m/s
08:00
45% 16°C 0mm 84% 0cm 17° 19°C 0mm 0.35kPa 24134m 4.8m/s 2.4m/s
09:00
38% 17°C 0mm 72% 0cm 29° 22°C 0mm 0.74kPa 24135m 7.5m/s 2.9m/s
10:00
30% 16°C 0mm 62% 0cm 41° 24°C 0mm 1.1kPa 24134m 8.3m/s 3.6m/s
11:00
23% 16°C 0mm 54% 0cm 53° 25°C 0mm 1.5kPa 24134m 7.8m/s 4.1m/s
12:00
20% 15°C 0mm 48% 0cm 65° 27°C 0mm 1.8kPa 24135m 7.4m/s 4.4m/s
13:00
17% 14°C 0mm 41% 0cm 74° 28°C 0mm 2.2kPa 24135m 6.9m/s 4.4m/s
14:00
14% 13°C 0mm 38% 0cm 76° 29°C 0mm 2.5kPa 24135m 6.8m/s 4.8m/s
15:00
14% 16°C 0mm 56% 0cm 68° 25°C 0.23mm 1.4kPa 24135m 5.7m/s 4m/s
16:00
14% 17°C 0mm 74% 0cm 56° 22°C 0.46mm 0.67kPa 24135m 4.5m/s 3.1m/s
17:00
14% 17°C 0mm 92% 0cm 44° 18°C 0.69mm 0.16kPa 24135m 3.4m/s 2.3m/s
18:00
12% 17°C 0mm 94% 0cm 32° 18°C 1.4mm 0.13kPa 23279m 3.1m/s 2.2m/s
19:00
9% 17°C 0mm 95% 0cm 20° 18°C 2mm 0.1kPa 22423m 2.8m/s 2.1m/s
20:00
7% 17°C 0mm 96% 0cm 8.5° 18°C 2.7mm 0.08kPa 21568m 2.4m/s 1.9m/s
21:00
8% 17°C 0.07mm 96% 0cm -2.5° 18°C 2.7mm 0.07kPa 22423m 2m/s 1.7m/s
22:00
8% 17°C 0.14mm 97% 0cm -13° 18°C 2.7mm 0.07kPa 23279m 1.6m/s 1.5m/s
23:00
9% 17°C 0.21mm 97% 0cm -21° 18°C 2.7mm 0.07kPa 24135m 1.2m/s 1.4m/s
Sat, Jul 11 Sunrise 06:26 Sunset 20:49
24:00
7% 18°C 0.14mm 96% 0cm -28° 18°C 2.8mm 0.08kPa 24135m 1.7m/s 1.5m/s
01:00
5% 18°C 0.07mm 96% 0cm -32° 18°C 2.8mm 0.09kPa 24135m 2.2m/s 1.6m/s
02:00
3% 18°C 0mm 95% 0cm -32° 19°C 2.9mm 0.1kPa 24135m 2.7m/s 1.8m/s
03:00
4% 18°C 0mm 83% 0cm -29° 21°C 2mm 0.42kPa 24135m 3.9m/s 2.1m/s
04:00
4% 18°C 0mm 71% 0cm -23° 23°C 1.2mm 0.83kPa 24135m 5.1m/s 2.5m/s
05:00
5% 17°C 0mm 58% 0cm -15° 25°C 0.38mm 1.3kPa 24135m 6.2m/s 2.8m/s
06:00
5% 18°C 0mm 69% 0cm -5.3° 24°C 1.1mm 0.94kPa 18659m 5.3m/s 2.5m/s
07:00
4% 19°C 0mm 79% 0cm 5.5° 23°C 1.9mm 0.6kPa 13184m 4.4m/s 2.2m/s
08:00
4% 20°C 0mm 89% 0cm 17° 22°C 2.6mm 0.29kPa 7709m 3.5m/s 1.9m/s
09:00
5% 19°C 3.3mm 92% 0cm 29° 21°C 7.5mm 0.18kPa 5295m 3.5m/s 1.7m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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