Skip to content
✨ New: PhotoWeather is now available on iOS and Android
Rule Morning Frost

Alkmaar - Morning Frost - The Netherlands

Alkmaar, North Holland, 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

Get notified
Free alerts · takes 30 seconds
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 83% failing

Currently

Real-time conditions
Soil Temperature10.5°C
Dew Point8.6°C (moderate dew point)
Wind Speed5.4m/s (moderate winds)
Cloud Cover5%

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.

Create your own Morning Frost alerts

Get notified when these conditions match at your own locations.

Get this template

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
Europe/Amsterdam
Time Window
Sunrise -45m to +90m
Frost Probability
≥ 60.0%
Wind Speed
≤ 1.5m/s
Wed, Apr 15
04:000%4.1m/s
05:000%4.1m/s
06:003%4m/s
07:003%3.9m/s
08:002.8%4.2m/s
09:002.8%4.5m/s
10:002.6%5.5m/s
11:000%6.1m/s
12:000%6.1m/s
13:000%6m/s
14:000%6m/s
15:000%5.5m/s
16:000%5.1m/s
17:000%5.1m/s
18:000%5.4m/s
19:000%6m/s
20:000%6m/s
21:000%5.2m/s
22:000%5.3m/s
23:000%5m/s
Thu, Apr 16
24:000%4.7m/s
01:000%5.4m/s
02:000%5.8m/s
03:000%5.7m/s
04:000%5.4m/s
05:000%4.9m/s
06:000%4.7m/s
07:000%4.2m/s
08:000%4.6m/s
09:000%5.6m/s
10:000%6.4m/s
11:000%6.8m/s
12:000%6.9m/s
13:000%6.8m/s
14:000%6.7m/s
15:000%6.7m/s
16:000%6.1m/s
17:000%5.6m/s
18:000%4.8m/s
19:000%3.4m/s
20:000%2.2m/s
21:000%2.3m/s
22:000%2.5m/s
23:000%2.8m/s
Fri, Apr 17
24:000%3m/s
01:000%3.1m/s
02:000%3.3m/s
03:000%3.3m/s
04:000%3.3m/s
05:000%3.2m/s
06:000%3.2m/s
07:000%3.2m/s
08:000%2.9m/s
09:000%3.3m/s
10:000%3.5m/s
11:000%3.5m/s
12:000%3.5m/s
13:000%4m/s
14:000%4.3m/s
15:000%5.4m/s
16:000%5.8m/s
17:000%5.6m/s
18:000%5m/s
19:000%4.4m/s
20:000%3.5m/s
21:000%3.5m/s
22:000%3.5m/s
23:000%3.6m/s
Sat, Apr 18
24:000%3.7m/s
01:000%3.8m/s
02:000%3.8m/s
03:000%4m/s
04:000%4m/s
05:000%4m/s
06:000%4.1m/s
07:000%4.1m/s
08:000%3.9m/s
09:000%4.1m/s
10:000%4.3m/s
11:000%4.4m/s
12:000%4.2m/s
13:000%4.1m/s
14:000%3.9m/s
15:000%4m/s
16:000%4m/s
17:000%4.1m/s
18:000%4.6m/s
19:000%5m/s
20:000%5.5m/s
21:000%5.4m/s
22:000%5.4m/s
23:000%5.3m/s
Sun, Apr 19
24:000%5.1m/s
01:000%4.8m/s
02:000%4.6m/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
Thu, Apr 16 Sunrise 06:41 Sunset 20:41
04:00
8.6°C 11°C 9.4°C - 5% 0.06kPa
05:00
8.2°C 10°C 9°C - 65% 0.06kPa
06:00
7.9°C 10°C 8.7°C - 100% 0.05kPa
07:00
7.7°C 9.9°C 8.4°C - 100% 0.05kPa
08:00
8°C 9.8°C 9.3°C - 100% 0.1kPa
09:00
7.8°C 9.8°C 11°C - 100% 0.22kPa
10:00
7.3°C 9.9°C 11°C - 100% 0.32kPa
11:00
7.6°C 10°C 12°C - 16% 0.36kPa
12:00
8.1°C 10°C 13°C - 6% 0.38kPa
13:00
8.5°C 11°C 13°C - 4% 0.38kPa
14:00
8.8°C 11°C 13°C - 10% 0.37kPa
15:00
8.9°C 11°C 13°C - 9% 0.35kPa
16:00
9°C 12°C 13°C - 9% 0.33kPa
17:00
9°C 12°C 13°C - 96% 0.31kPa
18:00
8.9°C 12°C 12°C - 100% 0.26kPa
19:00
8.8°C 12°C 11°C - 100% 0.21kPa
20:00
8.8°C 12°C 10°C - 100% 0.12kPa
21:00
8.3°C 12°C 9.4°C - 100% 0.08kPa
22:00
8°C 11°C 9.3°C - 98% 0.1kPa
23:00
7.7°C 11°C 9.1°C - 100% 0.1kPa
Fri, Apr 17 Sunrise 06:41 Sunset 20:41
24:00
7.7°C 11°C 9.6°C - 100% 0.14kPa
01:00
7.3°C 11°C 9.7°C - 100% 0.18kPa
02:00
7.1°C 11°C 9.7°C - 100% 0.2kPa
03:00
7°C 10°C 9.9°C - 100% 0.22kPa
04:00
7.3°C 10°C 9.8°C - 100% 0.19kPa
05:00
7.2°C 10°C 9.4°C - 100% 0.16kPa
06:00
7.1°C 10°C 9.1°C - 70% 0.15kPa
07:00
7°C 9.8°C 8.6°C - 100% 0.12kPa
08:00
7.5°C 9.7°C 9.8°C - 100% 0.17kPa
09:00
8°C 9.8°C 12°C - 100% 0.3kPa
10:00
8.1°C 10°C 13°C - 100% 0.43kPa
11:00
8.1°C 10°C 14°C - 100% 0.5kPa
12:00
7.9°C 11°C 14°C - 100% 0.55kPa
13:00
7.8°C 11°C 15°C - 100% 0.62kPa
14:00
7.9°C 11°C 15°C - 100% 0.66kPa
15:00
8.2°C 12°C 15°C - 56% 0.65kPa
16:00
8.5°C 12°C 15°C - 5% 0.57kPa
17:00
8.8°C 12°C 14°C - 7% 0.49kPa
18:00
8.2°C 12°C 14°C - 4% 0.46kPa
19:00
8.1°C 12°C 13°C - 29% 0.38kPa
20:00
7.8°C 12°C 11°C - 100% 0.25kPa
21:00
6.9°C 12°C 9.7°C - 100% 0.21kPa
22:00
6.6°C 12°C 9.7°C - 67% 0.23kPa
23:00
6.6°C 12°C 9.5°C - 5% 0.22kPa
Sat, Apr 18 Sunrise 06:39 Sunset 20:43
24:00
6.5°C 11°C 9.4°C - 5% 0.21kPa
01:00
6.6°C 11°C 9.3°C - 10% 0.2kPa
02:00
6.6°C 11°C 9.2°C - 59% 0.19kPa
03:00
7°C 11°C 8.9°C - 67% 0.14kPa
04:00
7.5°C 10°C 8.7°C - 70% 0.09kPa
05:00
7.8°C 10°C 8.8°C - 69% 0.07kPa
06:00
8.3°C 10°C 9.4°C - 100% 0.09kPa
07:00
8.9°C 10°C 10°C - 100% 0.1kPa
08:00
9.2°C 10°C 10°C - 100% 0.1kPa
09:00
8.5°C 3249°C 10°C - 67% 0.13kPa
10:00
7.8°C 6487°C 9.9°C - 33% 0.16kPa
11:00
7.1°C 9726°C 9.6°C - 0% 0.18kPa
12:00
7°C 9726°C 9.6°C - 2% 0.19kPa
13:00
6.9°C 9726°C 9.6°C - 3% 0.2kPa
14:00
6.8°C 9726°C 9.6°C - 5% 0.21kPa
15:00
6.8°C 9726°C 9.7°C - 5% 0.21kPa
16:00
6.9°C 9726°C 9.7°C - 5% 0.21kPa
17:00
6.9°C 9726°C 9.8°C - 5% 0.21kPa
18:00
7°C 9726°C 9.8°C - 5% 0.21kPa
19:00
7.1°C 9726°C 9.7°C - 5% 0.2kPa
20:00
7.2°C 9726°C 9.7°C - 5% 0.19kPa
21:00
7.1°C 9726°C 9.5°C - 5% 0.18kPa
22:00
7°C 9726°C 9.3°C - 5% 0.17kPa
23:00
6.9°C 9726°C 9.1°C - 5% 0.16kPa
Sun, Apr 19 Sunrise 06:36 Sunset 20:44
24:00
6.8°C 9726°C 9.1°C - 5% 0.17kPa
01:00
6.7°C 9726°C 9.1°C - 5% 0.17kPa
02:00
6.6°C 9726°C 9°C - 5% 0.17kPa
03:00
6.3°C 9726°C 9.2°C - 5% 0.21kPa
How to read: these inputs help produce the derived score; they are not requirements by themselves.

Get Notified of Opportunities

Create your own custom alerts for this location and more.

Create Free Account