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More Morning Frost in Japan
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Rule Morning Frost

Osaka - Morning Frost - Japan

Osaka, Osaka, 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
Wind Speed 100% failing
Time Window 88% failing

Currently

Real-time conditions
Frost Probability
3%
Soil Temperature7.9°C
Dew Point-1.8°C (low dew point)
Wind Speed8.8m/s (moderate winds)
Cloud Cover100%

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
Thu, Mar 12
22:00✕0%4.9m/s
23:00✕0%5.5m/s
Fri, Mar 13
24:00✕3.1%5.2m/s
01:00✕3%4.9m/s
02:00✕3.4%4.2m/s
03:00✕3.2%4.5m/s
04:00✕3.2%5.3m/s
05:00✓3.2%5.1m/s
06:00✓3.2%5m/s
07:00✓3%5.5m/s
08:00✕2.8%6m/s
09:00✕2.6%6.1m/s
10:00✕0%7.8m/s
11:00✕0%8.4m/s
12:00✕0%9.1m/s
13:00✕0%9m/s
14:00✕0%10m/s
15:00✕0%9.3m/s
16:00✕0%9.1m/s
17:00✕0%8.4m/s
18:00✕0%8.9m/s
19:00✕0%8.9m/s
20:00✕0%8.6m/s
21:00✕0%8.9m/s
22:00✕2.8%8.8m/s
23:00✕3.5%8.6m/s
Sat, Mar 14
24:00✕4.5%8.2m/s
01:00✕4.5%7.9m/s
02:00✕4.5%8.5m/s
03:00✕4.5%8m/s
04:00✕4.5%7.7m/s
05:00✓4.5%7.2m/s
06:00✓4.1%6.3m/s
07:00✓3.2%6.2m/s
08:00✕3.2%6.9m/s
09:00✕3.9%7.6m/s
10:00✕0%7.9m/s
11:00✕0%7.9m/s
12:00✕0%7.9m/s
13:00✕0%8m/s
14:00✕0%7.5m/s
15:00✕0%7.1m/s
16:00✕0%7.3m/s
17:00✕0%6.7m/s
18:00✕0%6.4m/s
19:00✕0%6m/s
20:00✕0%5.7m/s
21:00✕0%5.6m/s
22:00✕0%5.9m/s
23:00✕0%5m/s
Sun, Mar 15
24:00✕0%4.3m/s
01:00✕0%4m/s
02:00✕0%4.2m/s
03:00✕0%4.8m/s
04:00✕0%4m/s
05:00✓0%3.6m/s
06:00✓0%3.6m/s
07:00✓0%3.3m/s
08:00✕0%3.7m/s
09:00✕0%4.2m/s
10:00✕0%4.3m/s
11:00✕0%3.9m/s
12:00✕0%4.3m/s
13:00✕0%4.7m/s
14:00✕0%5.4m/s
15:00✕0%6.6m/s
16:00✕0%6.8m/s
17:00✕0%6.9m/s
18:00✕0%6.8m/s
19:00✕0%6.3m/s
20:00✕0%5.7m/s
21:00✕0%5.1m/s
22:00✕0%4.5m/s
23:00✕0%4m/s
Mon, Mar 16
24:00✕0%3.2m/s
01:00✕0%2.9m/s
02:00✕0%3m/s
03:00✕5%2.7m/s
04:00✕0%3.1m/s
05:00✓0%3.5m/s
06:00✓0%3.9m/s
07:00✓0%4.4m/s
08:00✕0%4.8m/s
09:00✕0%5.2m/s
10:00✕0%5.1m/s
11:00✕0%5.1m/s
12:00✕0%5.1m/s
13:00✕0%4.2m/s
14:00✕0%3.3m/s
15:00✕0%2.3m/s
16:00✕0%2.4m/s
17:00✕0%2.4m/s
18:00✕0%2.4m/s
19:00✕0%2.1m/s
20:00✕3.4%1.9m/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
Fri, Mar 13 Sunrise 06:10 Sunset 18:03
22:00 ☾
-1.8°C 7.9°C 6.6°C - 100% 0.44kPa
23:00 ☾
-1.3°C 7.7°C 6.5°C - 35% 0.41kPa
Sat, Mar 14 Sunrise 06:10 Sunset 18:03
24:00 ☾
-0.9°C 7.4°C 6.3°C - 8% 0.38kPa
01:00 ☾
-1.3°C 7.1°C 6.4°C - 5% 0.4kPa
02:00 ☾
-0.7°C 7°C 6.1°C - 5% 0.36kPa
03:00 ☾
-0.8°C 6.8°C 6°C - 7% 0.36kPa
04:00 ☾
-0.9°C 6.6°C 6.1°C - 8% 0.37kPa
05:00 ☾
-1.2°C 6.5°C 6.1°C - 5% 0.38kPa
06:00 ☾
-1.4°C 6.4°C 6.1°C - 12% 0.39kPa
07:00 ☾
-1.5°C 6.5°C 6.6°C - 43% 0.42kPa
08:00 ☾
-0.8°C 7°C 7.6°C - 57% 0.47kPa
09:00 ☾
-0.1°C 8°C 8.5°C - 22% 0.5kPa
10:00 ☾
-0.5°C 9.4°C 9.9°C - 13% 0.63kPa
11:00 ☾
-0.7°C 11°C 11°C - 5% 0.72kPa
12:00 ☾
-0.6°C 12°C 12°C - 6% 0.77kPa
13:00 ☾
-0.6°C 14°C 12°C - 5% 0.78kPa
14:00 ☾
-0.7°C 15°C 12°C - 5% 0.79kPa
15:00 ☾
-0.5°C 15°C 11°C - 6% 0.75kPa
16:00 ☾
-0.1°C 15°C 10°C - 100% 0.65kPa
17:00 ☾
0.1°C 14°C 9.1°C - 100% 0.54kPa
18:00 ☾
0.1°C 13°C 8.5°C - 99% 0.49kPa
19:00 ☾
0.2°C 12°C 8.3°C - 99% 0.47kPa
20:00 ☾
0.2°C 11°C 8.1°C - 85% 0.46kPa
21:00 ☾
0.1°C 10°C 7.8°C - 100% 0.44kPa
22:00 ☾
0.1°C 10°C 7.8°C - 100% 0.44kPa
23:00 ☾
0.2°C 9.6°C 7.8°C - 100% 0.44kPa
Sun, Mar 15 Sunrise 06:09 Sunset 18:04
24:00 ☾
0.2°C 9.4°C 7.7°C - 96% 0.43kPa
01:00 ☾
0.6°C 9.1°C 7.5°C - 99% 0.4kPa
02:00 ☾
0.5°C 8.9°C 7.4°C - 100% 0.39kPa
03:00 ☾
0.2°C 8.7°C 7.5°C - 100% 0.41kPa
04:00 ☾
0.1°C 8.6°C 7.5°C - 100% 0.42kPa
05:00 ☾
0.6°C 8.5°C 7.5°C - 99% 0.4kPa
06:00 ☾
1.2°C 8.4°C 7.2°C - 97% 0.35kPa
07:00 ☾
1.2°C 8.4°C 7.3°C - 89% 0.35kPa
08:00 ☾
1.1°C 8.6°C 7.9°C - 98% 0.4kPa
09:00 ☾
0.4°C 9°C 8.4°C - 100% 0.47kPa
10:00 ☾
0.1°C 9.4°C 9.2°C - 100% 0.55kPa
11:00 ☾
-0.4°C 10°C 10°C - 44% 0.65kPa
12:00 ☾
-1.1°C 12°C 12°C - 8% 0.82kPa
13:00 ☾
-1.5°C 14°C 13°C - 1% 0.91kPa
14:00 ☾
-1.5°C 15°C 13°C - 2% 0.93kPa
15:00 ☾
-1.4°C 16°C 12°C - 15% 0.89kPa
16:00 ☾
-1.2°C 15°C 11°C - 2% 0.78kPa
17:00 ☾
-0.9°C 15°C 10°C - 5% 0.66kPa
18:00 ☾
-0.4°C 14°C 8.8°C - 5% 0.54kPa
19:00 ☾
-0.7°C 12°C 8.2°C - 5% 0.51kPa
20:00 ☾
-0.5°C 11°C 7.6°C - 5% 0.46kPa
21:00 ☾
-0.5°C 11°C 7.3°C - 5% 0.43kPa
22:00 ☾
-0.6°C 9.9°C 7°C - 5% 0.42kPa
23:00 ☾
-0.7°C 9.2°C 6.8°C - 5% 0.41kPa
Mon, Mar 16 Sunrise 06:08 Sunset 18:05
24:00 ☾
-0.9°C 8.7°C 6.6°C - 5% 0.4kPa
01:00 ☾
-0.9°C 8.4°C 6.4°C - 5% 0.39kPa
02:00 ☾
-0.9°C 8°C 6.2°C - 5% 0.38kPa
03:00 ☾
-0.8°C 7.7°C 6°C - 5% 0.36kPa
04:00 ☾
-0.9°C 9.1°C 8°C - 5% 0.5kPa
05:00 ☾
-1.4°C 10°C 10°C - 5% 0.67kPa
06:00 ☾
-2.5°C 12°C 12°C - 5% 0.89kPa
07:00 ☾
-2.9°C 13°C 12°C - 3% 0.94kPa
08:00 ☾
-3.4°C 14°C 13°C - 2% 1kPa
09:00 ☾
-4°C 15°C 13°C - 0% 1.1kPa
10:00 ☾
-4.2°C 14°C 12°C - 0% 0.96kPa
11:00 ☾
-4.6°C 14°C 11°C - 0% 0.87kPa
12:00 ☾
-4.9°C 13°C 9.8°C - 0% 0.79kPa
13:00 ☾
-5.1°C 12°C 9°C - 12% 0.73kPa
14:00 ☾
-5.3°C 11°C 8.2°C - 24% 0.67kPa
15:00 ☾
-5.5°C 10°C 7.4°C - 36% 0.62kPa
16:00 ☾
-5.1°C 9.7°C 7°C - 57% 0.58kPa
17:00 ☾
-4.7°C 9.1°C 6.6°C - 79% 0.55kPa
18:00 ☾
-4.4°C 8.5°C 6.2°C - 100% 0.51kPa
19:00 ☾
-4.1°C 8.1°C 6°C - 100% 0.48kPa
20:00 ☾
-3.8°C 7.7°C 5.8°C - 100% 0.46kPa
21:00 ☾
-3.5°C 7.4°C 5.5°C - 100% 0.43kPa
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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