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Rule Morning Frost

Utrecht - Morning Frost - The Netherlands

Utrecht, Utrecht, The Netherlands

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 88% failing
Time Window 83% failing

Currently

Real-time conditions
Soil Temperature18.7°C
Dew Point11.6°C (moderate dew point)
Wind Speed2.4m/s (calm conditions)
Cloud Cover34%

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Amsterdam

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

Dutch winters, when temperatures drop below freezing for extended periods, transform the country's canals and polders into a magical frozen landscape. Hoar frost decorates windmills, creating delicate ice crystal coatings that catch morning light. The historic Elfstedentocht (Eleven Cities Tour) ice-skating conditions—though rare—exemplify the photography potential.

The flat landscape and high humidity create ideal conditions for heavy frost formation. Windmills accumulate intricate ice crystals on their wooden blades and structures. When canals freeze solid, the Netherlands' character transforms—the water that defines the landscape becomes walkable, creating unique perspectives.

What makes Dutch frost photography special:

  • Windmill ice crystals - Hoar frost coating historic structures in delicate white patterns
  • Frozen canal perspective - Unique viewpoints walking on typically impassable water
  • Polder snow simplicity - Minimalist white expanses broken only by windmills and farms
  • Urban canal ice - Amsterdam and Leiden's waterways frozen with footprints and skate tracks

True freezing conditions requiring sustained temperatures below -5°C for multiple days are becoming rarer with climate change. When they occur (typically January-February), act quickly—conditions may last only days. Best frost photography occurs at sunrise when low-angle light illuminates ice crystals. The Kinderdijk, Giethoorn's canals, and rural polders of Friesland offer exceptional winter scenes. Safety first—never venture onto ice without local knowledge of thickness.

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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
Europe/Amsterdam
Time Window
Sunrise -45m to +90m
Frost Probability
≥ 60.0%
Wind Speed
≤ 1.5m/s
Sun, May 24
06:000%2.3m/s
07:000%2m/s
08:000%2.1m/s
09:000%2.1m/s
10:000%2.1m/s
11:000%2.1m/s
12:000%2.2m/s
13:000%2.2m/s
14:000%2.3m/s
15:000%2.4m/s
16:000%2.6m/s
17:000%3.1m/s
18:000%3.5m/s
19:000%3.6m/s
20:000%3.1m/s
21:000%2.9m/s
22:000%2.7m/s
23:000%2.5m/s
Mon, May 25
24:000%2.2m/s
01:000%2.2m/s
02:000%2.3m/s
03:000%2.2m/s
04:000%2.1m/s
05:000%2m/s
06:000%1.9m/s
07:000%1.9m/s
08:000%1.8m/s
09:000%1.8m/s
10:000%1.9m/s
11:000%1.8m/s
12:000%1.7m/s
13:000%1.6m/s
14:000%1.5m/s
15:000%1.6m/s
16:000%1.5m/s
17:000%1.5m/s
18:000%1.5m/s
19:000%1.7m/s
20:000%2.4m/s
21:000%2.7m/s
22:000%2.6m/s
23:000%2.5m/s
Tue, May 26
24:000%2.2m/s
01:000%1.9m/s
02:000%1.7m/s
03:000%1.7m/s
04:000%1.7m/s
05:000%1.7m/s
06:000%1.8m/s
07:000%1.6m/s
08:000%1.5m/s
09:000%1.6m/s
10:000%1.6m/s
11:000%1.6m/s
12:000%1.6m/s
13:000%1.5m/s
14:000%1.4m/s
15:000%1.2m/s
16:000%1.2m/s
17:000%0.87m/s
18:000%0.88m/s
19:000%2.9m/s
20:000%3.5m/s
21:000%3.5m/s
22:000%3.5m/s
23:000%3.5m/s
Wed, May 27
24:000%4m/s
01:000%4.4m/s
02:000%4.8m/s
03:000%4.8m/s
04:000%4.7m/s
05:000%4.7m/s
06:000%4.6m/s
07:000%4.6m/s
08:000%4.5m/s
09:000%4.8m/s
10:000%5.1m/s
11:000%5.4m/s
12:000%5.3m/s
13:000%5.1m/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
Europe/Amsterdam
Dew Point
°C
Surface Temperature
°C
Temperature
°C
Time Window
Total Cloud Coverage
%
Vapor Pressure Deficit
kPa
Sun, May 24 Sunrise 05:33 Sunset 21:40
15:00
12°C 19°C 26°C - 34% 1.9kPa
16:00
12°C 19°C 26°C - 75% 1.9kPa
17:00
12°C 19°C 26°C - 90% 1.9kPa
18:00
13°C 19°C 25°C - 79% 1.6kPa
19:00
13°C 20°C 23°C - 85% 1.3kPa
20:00
14°C 19°C 21°C - 84% 0.92kPa
21:00
14°C 19°C 19°C - 72% 0.59kPa
22:00
13°C 19°C 17°C - 76% 0.4kPa
23:00
13°C 19°C 16°C - 70% 0.31kPa
Mon, May 25 Sunrise 05:33 Sunset 21:40
24:00
13°C 18°C 16°C - 30% 0.29kPa
01:00
13°C 18°C 15°C - 5% 0.26kPa
02:00
13°C 18°C 15°C - 5% 0.23kPa
03:00
12°C 17°C 14°C - 5% 0.22kPa
04:00
12°C 17°C 14°C - 5% 0.21kPa
05:00
12°C 17°C 14°C - 47% 0.19kPa
06:00
12°C 16°C 14°C - 23% 0.2kPa
07:00
12°C 16°C 15°C - 5% 0.29kPa
08:00
13°C 16°C 17°C - 5% 0.5kPa
09:00
13°C 16°C 19°C - 5% 0.72kPa
10:00
14°C 17°C 21°C - 5% 0.96kPa
11:00
14°C 17°C 23°C - 5% 1.2kPa
12:00
14°C 17°C 24°C - 5% 1.4kPa
13:00
14°C 18°C 25°C - 5% 1.7kPa
14:00
13°C 18°C 26°C - 5% 1.9kPa
15:00
13°C 19°C 27°C - 5% 2kPa
16:00
13°C 19°C 27°C - 5% 2.1kPa
17:00
14°C 20°C 27°C - 5% 2.1kPa
18:00
14°C 20°C 27°C - 5% 1.9kPa
19:00
16°C 20°C 26°C - 5% 1.6kPa
20:00
16°C 20°C 24°C - 5% 1.2kPa
21:00
14°C 20°C 21°C - 5% 0.85kPa
22:00
12°C 20°C 19°C - 5% 0.74kPa
23:00
12°C 20°C 18°C - 5% 0.62kPa
Tue, May 26 Sunrise 05:32 Sunset 21:41
24:00
13°C 19°C 17°C - 5% 0.47kPa
01:00
13°C 19°C 17°C - 5% 0.36kPa
02:00
14°C 18°C 16°C - 1% 0.29kPa
03:00
14°C 18°C 16°C - 5% 0.26kPa
04:00
14°C 18°C 16°C - 5% 0.23kPa
05:00
14°C 18°C 16°C - 8% 0.22kPa
06:00
14°C 17°C 16°C - 6% 0.21kPa
07:00
14°C 17°C 17°C - 5% 0.32kPa
08:00
15°C 17°C 19°C - 4% 0.58kPa
09:00
15°C 17°C 21°C - 0% 0.86kPa
10:00
14°C 18°C 23°C - 0% 1.1kPa
11:00
14°C 18°C 24°C - 0% 1.4kPa
12:00
14°C 19°C 26°C - 0% 1.7kPa
13:00
14°C 19°C 27°C - 0% 2kPa
14:00
14°C 20°C 28°C - 0% 2.2kPa
15:00
14°C 20°C 29°C - 0% 2.4kPa
16:00
14°C 21°C 29°C - 0% 2.4kPa
17:00
14°C 21°C 29°C - 0% 2.4kPa
18:00
15°C 21°C 29°C - 0% 2.3kPa
19:00
16°C 22°C 27°C - 0% 1.8kPa
20:00
16°C 22°C 24°C - 0% 1.1kPa
21:00
15°C 20°C 20°C - 22% 0.68kPa
22:00
13°C 19°C 17°C - 44% 0.39kPa
23:00
11°C 18°C 13°C - 66% 0.18kPa
Wed, May 27 Sunrise 05:31 Sunset 21:42
24:00
10°C 17°C 14°C - 46% 0.3kPa
01:00
9.6°C 17°C 14°C - 26% 0.43kPa
02:00
8.7°C 17°C 15°C - 5% 0.56kPa
03:00
8.4°C 17°C 16°C - 5% 0.74kPa
04:00
7.8°C 17°C 18°C - 5% 0.95kPa
05:00
7°C 17°C 19°C - 5% 1.2kPa
06:00
7.2°C 17°C 20°C - 5% 1.3kPa
07:00
7.4°C 18°C 21°C - 5% 1.4kPa
08:00
7.5°C 18°C 22°C - 5% 1.6kPa
09:00
7.2°C 18°C 22°C - 4% 1.6kPa
10:00
6.9°C 18°C 21°C - 4% 1.6kPa
11:00
6.6°C 19°C 21°C - 3% 1.5kPa
12:00
7°C 19°C 20°C - 3% 1.3kPa
13:00
7.2°C 18°C 19°C - 2% 1.1kPa
14:00
7.2°C 18°C 17°C - 1% 0.95kPa
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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