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Rule Morning Frost

Takayama - Morning Frost - Japan

Takayama, Gifu, Japan

Frost crystals on calm, cold mornings near sunrise

No opportunities right now
Here’s what usually blocks matches

No Morning Frost opportunities in the next 14 days

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Rule requirements (key thresholds)
Time Window · Sunrise -45m to +90m Frost Probability · ≥ 60.0% Wind Speed · ≤ 1.5m/s

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

Most common blockers (next 72 hours)
Frost Probability 100% failing
Time Window 88% failing
Wind Speed 39% failing

Currently

Real-time conditions
Soil Temperature4.3°C
Dew Point3.3°C (low dew point)
Wind Speed1.2m/s (calm conditions)
Cloud Cover77%

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Asia/Tokyo

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

Japan's winter transforms its iconic landscapes into scenes of serene beauty that embody the aesthetic principle of wabi-sabi—finding beauty in impermanence and imperfection. This forecast tracks frost and freezing conditions across Japan's diverse winter photography destinations.

Winter photography opportunities across Japan:

  • Kyoto's snow-covered temples - Kinkaku-ji golden pavilion and Fushimi Inari shrine gates become ethereal under fresh snow
  • Hokkaido's frozen landscapes - The Blue Pond in Biei develops stunning ice patterns and frost-covered trees create otherworldly scenes
  • Mountain shrines - Nikko's ornate Toshogu shrine complex gains dramatic contrast under winter snow
  • Historic streets - Takayama's preserved Edo-period town appears suspended in time with frost-laden roofs
  • Ice formations - Mountain shrines and waterfalls develop intricate ice sculptures

The season runs from December through February across most of Japan, with Hokkaido remaining frozen well into March. Early morning shoots capture hoarfrost at its peak before the sun melts the delicate ice crystals. The contrast between traditional architecture and pristine snow creates compositions rich in cultural depth.

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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
Asia/Tokyo
Time Window
Sunrise -45m to +90m
Frost Probability
≥ 60.0%
Wind Speed
≤ 1.5m/s
Sun, Feb 22
10:0085%2.6m/s
11:0085%4.1m/s
12:0083%4.5m/s
13:0080%5m/s
14:0080%4.7m/s
15:0070%4.6m/s
16:0055%4.2m/s
17:0050%2.5m/s
18:0021%1.3m/s
19:0021%1.4m/s
20:0019%1.9m/s
21:0015%1.8m/s
22:0024%1.5m/s
23:0022%2m/s
Mon, Feb 23
24:0015%2.2m/s
01:0017%1.6m/s
02:0017%1.1m/s
03:0017%1.3m/s
04:0015%2.3m/s
05:0015%2.5m/s
06:0015%1.9m/s
07:0017%1.6m/s
08:0017%1.5m/s
09:0023%0.55m/s
10:0022%1.2m/s
11:0031%1.2m/s
12:0036%1m/s
13:005%0.75m/s
14:005%1.1m/s
15:004.5%1.9m/s
16:000%2.3m/s
17:000%2m/s
18:002.6%1.8m/s
19:002.2%1.4m/s
20:002%0.24m/s
21:0019%0.9m/s
22:0022%1m/s
23:0024%0.37m/s
Tue, Feb 24
24:0037%1.2m/s
01:0041%0.38m/s
02:0026%0.6m/s
03:0033%0.62m/s
04:0039%0.81m/s
05:0041%0.62m/s
06:0041%0.51m/s
07:0039%0.97m/s
08:0048%1m/s
09:0046%1.2m/s
10:0044%1.3m/s
11:0034%1.6m/s
12:0022%3m/s
13:0026%3.6m/s
14:002.7%4m/s
15:003.2%3.1m/s
16:003.4%2.7m/s
17:003.2%1.8m/s
18:003.2%1.7m/s
19:002.7%1.7m/s
20:001.9%1.8m/s
21:001.8%1.5m/s
22:001.4%1.5m/s
23:001.2%1.8m/s
Wed, Feb 25
24:001.6%2.7m/s
01:001.4%1.5m/s
02:001.2%1.9m/s
03:001%2.8m/s
04:001.7%4m/s
05:001.6%2.6m/s
06:001.4%1.3m/s
07:001%3.8m/s
08:001.2%1.9m/s
09:0013%2m/s
10:0013%2m/s
11:0013%1.9m/s
12:0015%1.1m/s
13:0017%0.6m/s
14:0017%0.58m/s
15:0015%0.87m/s
16:0017%0.79m/s
17:0017%0.71m/s
18:0017%0.62m/s
19:0019%0.7m/s
20:0019%0.78m/s
21:0021%0.86m/s
22:0023%0.69m/s
23:0023%0.52m/s
Thu, Feb 26
24:0023%0.35m/s
01:0028%0.35m/s
02:0031%0.34m/s
03:0052%0.34m/s
04:0048%0.69m/s
05:004.3%1m/s
06:004.3%1.4m/s
07:000%1.7m/s
08:000%2.1m/s
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).

What does Frost 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
Asia/Tokyo
Dew Point
°C
Surface Temperature
°C
Temperature
°C
Time Window
Total Cloud Coverage
%
Vapor Pressure Deficit
kPa
Mon, Feb 23 Sunrise 06:28 Sunset 17:39
11:00
3.3°C 4.3°C 6.6°C - 77% 0.2kPa
12:00
3.5°C 5.1°C 7.4°C - 66% 0.24kPa
13:00
3.2°C 6.2°C 9.4°C - 23% 0.4kPa
14:00
2.1°C 7.3°C 10°C - 3% 0.56kPa
15:00
1.9°C 8°C 10°C - 15% 0.54kPa
16:00
2.5°C 8.2°C 9.1°C - 5% 0.42kPa
17:00
3.2°C 8°C 6.6°C - 99% 0.2kPa
18:00
2°C 7.4°C 4.1°C - 39% 0.11kPa
19:00
1.4°C 6.7°C 3.4°C - 55% 0.1kPa
20:00
1°C 6.1°C 2.9°C - 100% 0.09kPa
21:00
0.9°C 5.6°C 3°C - 100% 0.1kPa
22:00
0.9°C 5.2°C 3.1°C - 100% 0.11kPa
23:00
0.6°C 4.8°C 2.9°C - 100% 0.11kPa
Tue, Feb 24 Sunrise 06:28 Sunset 17:39
24:00
-0.1°C 4.3°C 2.2°C - 6% 0.11kPa
01:00
-0.8°C 3.8°C 1.6°C - 6% 0.11kPa
02:00
-1.4°C 3.4°C 1.3°C - 100% 0.12kPa
03:00
-2°C 2.9°C 0.98°C - 100% 0.13kPa
04:00
-2.5°C 2.6°C 0.87°C - 99% 0.14kPa
05:00
-3.1°C 2.5°C 0.61°C - 100% 0.15kPa
06:00
-3.6°C 2.4°C 0.68°C - 100% 0.17kPa
07:00
-3.8°C 2.2°C 1°C - 100% 0.2kPa
08:00
-3.3°C 2.2°C 3.1°C - 100% 0.28kPa
09:00
-3.7°C 2.3°C 5.4°C - 98% 0.43kPa
10:00
-3.8°C 2.8°C 7.9°C - 100% 0.6kPa
11:00
-3.7°C 3.9°C 10°C - 100% 0.78kPa
12:00
-4.2°C 4.9°C 12°C - 100% 0.93kPa
13:00
-1.5°C 5.8°C 12°C - 100% 0.82kPa
14:00
0.8°C 6.5°C 12°C - 100% 0.71kPa
15:00
1.6°C 7°C 11°C - 100% 0.59kPa
16:00
2.4°C 7.1°C 9.4°C - 100% 0.45kPa
17:00
3.3°C 7.1°C 8°C - 100% 0.3kPa
18:00
3.4°C 6.9°C 7°C - 100% 0.22kPa
19:00
3.7°C 6.7°C 6.9°C - 100% 0.19kPa
20:00
4.2°C 6.5°C 6.4°C - 100% 0.14kPa
21:00
4.9°C 6.4°C 6.3°C - 100% 0.09kPa
22:00
5.7°C 6.3°C 6.6°C - 100% 0.06kPa
23:00
6.5°C 6.2°C 6.9°C - 100% 0.03kPa
Wed, Feb 25 Sunrise 06:27 Sunset 17:40
24:00
7.7°C 6.3°C 9°C - 100% 0.09kPa
01:00
7.5°C 6.4°C 8.2°C - 100% 0.05kPa
02:00
7.5°C 6.4°C 7.9°C - 100% 0.03kPa
03:00
8.1°C 6.5°C 8.6°C - 100% 0.04kPa
04:00
7.9°C 6.6°C 9.7°C - 100% 0.14kPa
05:00
7.8°C 6.7°C 8.9°C - 100% 0.08kPa
06:00
7.1°C 6.8°C 7.6°C - 100% 0.04kPa
07:00
4.1°C 6.7°C 4.7°C - 100% 0.03kPa
08:00
2.4°C 6.3°C 2.9°C - 100% 0.03kPa
09:00
3°C 5.9°C 3.6°C - 100% 0.04kPa
10:00
2.9°C 5.7°C 3.6°C - 100% 0.04kPa
11:00
2.8°C 5.4°C 3.6°C - 100% 0.04kPa
12:00
2.9°C 5.3°C 3.7°C - 100% 0.04kPa
13:00
3.4°C 5.1°C 4.2°C - 100% 0.05kPa
14:00
3.9°C 5.1°C 4.7°C - 100% 0.05kPa
15:00
4.5°C 5.1°C 5.4°C - 100% 0.06kPa
16:00
4.1°C 4.8°C 5°C - 100% 0.05kPa
17:00
3.8°C 4.4°C 4.6°C - 100% 0.04kPa
18:00
3.5°C 4.1°C 4.2°C - 100% 0.04kPa
19:00
3.8°C 4°C 4.6°C - 99% 0.05kPa
20:00
4.1°C 3.9°C 5.1°C - 99% 0.06kPa
21:00
4.4°C 3.8°C 5.5°C - 98% 0.07kPa
22:00
4.6°C 3.8°C 5.7°C - 93% 0.07kPa
23:00
4.8°C 3.9°C 5.9°C - 87% 0.07kPa
Thu, Feb 26 Sunrise 06:26 Sunset 17:41
24:00
5°C 3.9°C 6.2°C - 82% 0.07kPa
01:00
5.6°C 4.2°C 7.6°C - 55% 0.13kPa
02:00
6.2°C 4.5°C 8.9°C - 28% 0.19kPa
03:00
6.8°C 4.8°C 10°C - 1% 0.27kPa
04:00
7°C 5.8°C 12°C - 13% 0.36kPa
05:00
7.2°C 6.8°C 13°C - 24% 0.47kPa
06:00
7.3°C 7.8°C 14°C - 36% 0.59kPa
07:00
7.4°C 8.6°C 14°C - 30% 0.56kPa
08:00
7.5°C 9.3°C 14°C - 24% 0.54kPa
09:00
7.6°C 10°C 14°C - 19% 0.52kPa
10:00
8.1°C 10°C 12°C - 45% 0.33kPa
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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