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Rule Morning Frost

Cypress Road - Morning Frost - Tuscany

Buonconvento, Tuscany, Italy

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 83% failing
Wind Speed 35% failing

Currently

Real-time conditions
Soil Temperature11.5°C
Dew Point3.9°C (low dew point)
Wind Speed0.5m/s (calm conditions)
Cloud Cover0%

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Rome

No opportunities in the next 10 days

See the blocker timeline below to understand which conditions are preventing matches.

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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
Europe/Rome
Time Window
Sunrise -45m to +90m
Frost Probability
≥ 60.0%
Wind Speed
≤ 1.5m/s
Wed, Apr 8
03:000%0.18m/s
04:000%0.28m/s
05:000%0.41m/s
06:000%0.58m/s
07:000%0.49m/s
08:000%0.77m/s
09:000%0.47m/s
10:000%0.46m/s
11:000%1.4m/s
12:000%2.1m/s
13:000%2.5m/s
14:000%3.5m/s
15:000%4.1m/s
16:000%4.4m/s
17:000%4.4m/s
18:000%3.7m/s
19:000%2.5m/s
20:000%2m/s
21:000%1.6m/s
22:000%1.2m/s
23:000%0.94m/s
Thu, Apr 9
24:000%0.71m/s
01:000%0.5m/s
02:000%0.45m/s
03:000%0.53m/s
04:000%0.52m/s
05:000%0.72m/s
06:000%0.98m/s
07:000%0.78m/s
08:000%0.54m/s
09:000%0.57m/s
10:000%0.66m/s
11:000%0.29m/s
12:000%0.93m/s
13:000%1.3m/s
14:000%1.8m/s
15:000%2.8m/s
16:000%4.1m/s
17:000%4.6m/s
18:000%4.6m/s
19:000%3.6m/s
20:000%3.2m/s
21:000%2.5m/s
22:000%1.8m/s
23:000%1.3m/s
Fri, Apr 10
24:000%1m/s
01:000%0.73m/s
02:000%0.33m/s
03:000%0.27m/s
04:000%0.22m/s
05:000%0.35m/s
06:000%0.81m/s
07:000%0.95m/s
08:000%0.84m/s
09:000%0.63m/s
10:000%0.61m/s
11:000%0.66m/s
12:000%1.7m/s
13:000%1.7m/s
14:000%1.1m/s
15:000%1.4m/s
16:000%1.8m/s
17:000%3m/s
18:000%2.9m/s
19:000%2m/s
20:000%1.6m/s
21:000%1.4m/s
22:000%1.3m/s
23:000%0.95m/s
Sat, Apr 11
24:000%0.84m/s
01:000%0.68m/s
02:000%0.26m/s
03:000%0.14m/s
04:000%0.37m/s
05:000%0.4m/s
06:000%0.51m/s
07:000%0.61m/s
08:000%0.49m/s
09:000%1.4m/s
10:000%2.3m/s
11:000%3.2m/s
12:000%2.8m/s
13:000%2.5m/s
14:000%2.1m/s
15:000%1.8m/s
16:000%1.6m/s
17:000%1.3m/s
18:000%1.4m/s
19:000%1.6m/s
20:000%1.7m/s
21:000%1.5m/s
22:000%1.2m/s
23:000%0.98m/s
Sun, Apr 12
24:000%1m/s
01:000%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/Rome
Dew Point
°C
Surface Temperature
°C
Temperature
°C
Time Window
Total Cloud Coverage
%
Vapor Pressure Deficit
kPa
Thu, Apr 9 Sunrise 06:42 Sunset 19:49
04:00
3.9°C 11°C 8.1°C - 0% 0.27kPa
05:00
3.8°C 11°C 7.7°C - 0% 0.25kPa
06:00
4.1°C 11°C 7.4°C - 0% 0.21kPa
07:00
4.2°C 10°C 7.5°C - 0% 0.21kPa
08:00
5.3°C 10°C 9.9°C - 0% 0.33kPa
09:00
6.1°C 10°C 12°C - 0% 0.5kPa
10:00
6.8°C 11°C 15°C - 0% 0.7kPa
11:00
7.2°C 11°C 17°C - 0% 0.94kPa
12:00
7.6°C 12°C 19°C - 0% 1.1kPa
13:00
7.9°C 13°C 20°C - 0% 1.3kPa
14:00
8.2°C 14°C 21°C - 0% 1.3kPa
15:00
8.7°C 14°C 21°C - 1% 1.4kPa
16:00
9.3°C 15°C 21°C - 5% 1.4kPa
17:00
9.4°C 15°C 21°C - 1% 1.3kPa
18:00
9.5°C 15°C 19°C - 0% 1.1kPa
19:00
9°C 15°C 16°C - 0% 0.72kPa
20:00
7.5°C 15°C 14°C - 0% 0.52kPa
21:00
6.4°C 15°C 12°C - 1% 0.47kPa
22:00
5.7°C 14°C 11°C - 2% 0.42kPa
23:00
5.6°C 14°C 11°C - 1% 0.36kPa
Fri, Apr 10 Sunrise 06:42 Sunset 19:49
24:00
5.6°C 14°C 10°C - 5% 0.32kPa
01:00
5.6°C 13°C 9.6°C - 2% 0.28kPa
02:00
5.8°C 13°C 9.3°C - 2% 0.25kPa
03:00
6.1°C 12°C 9.1°C - 0% 0.21kPa
04:00
6.2°C 12°C 8.9°C - 0% 0.19kPa
05:00
6.2°C 12°C 8.5°C - 5% 0.16kPa
06:00
6.1°C 11°C 8.2°C - 5% 0.15kPa
07:00
6.4°C 11°C 8.3°C - 19% 0.13kPa
08:00
7.3°C 11°C 10°C - 5% 0.24kPa
09:00
8.4°C 11°C 13°C - 50% 0.39kPa
10:00
9.2°C 12°C 15°C - 69% 0.56kPa
11:00
9.6°C 12°C 17°C - 91% 0.76kPa
12:00
9.6°C 13°C 19°C - 6% 0.93kPa
13:00
9.9°C 13°C 20°C - 58% 1.1kPa
14:00
9.8°C 14°C 21°C - 100% 1.3kPa
15:00
9.6°C 15°C 22°C - 100% 1.4kPa
16:00
10°C 15°C 22°C - 100% 1.4kPa
17:00
11°C 15°C 21°C - 100% 1.2kPa
18:00
12°C 16°C 20°C - 100% 0.89kPa
19:00
12°C 16°C 18°C - 100% 0.63kPa
20:00
11°C 15°C 15°C - 100% 0.46kPa
21:00
10°C 15°C 14°C - 59% 0.37kPa
22:00
10°C 15°C 13°C - 68% 0.23kPa
23:00
9.7°C 15°C 12°C - 100% 0.19kPa
Sat, Apr 11 Sunrise 06:40 Sunset 19:50
24:00
9.4°C 14°C 11°C - 97% 0.18kPa
01:00
9.1°C 14°C 11°C - 46% 0.17kPa
02:00
8.6°C 14°C 10°C - 83% 0.15kPa
03:00
8.3°C 13°C 10°C - 89% 0.15kPa
04:00
8°C 13°C 9.8°C - 97% 0.14kPa
05:00
7.9°C 13°C 9.6°C - 37% 0.13kPa
06:00
7.7°C 12°C 9.3°C - 79% 0.12kPa
07:00
7.9°C 12°C 9.4°C - 47% 0.11kPa
08:00
8.9°C 12°C 11°C - 9% 0.2kPa
09:00
9.9°C 13°C 14°C - 37% 0.39kPa
10:00
11°C 14°C 17°C - 66% 0.63kPa
11:00
11°C 15°C 19°C - 95% 0.94kPa
12:00
11°C 15°C 18°C - 93% 0.68kPa
13:00
11°C 15°C 16°C - 92% 0.46kPa
14:00
11°C 15°C 14°C - 90% 0.29kPa
15:00
11°C 15°C 13°C - 65% 0.23kPa
16:00
10°C 15°C 12°C - 39% 0.18kPa
17:00
9.5°C 15°C 11°C - 13% 0.13kPa
18:00
9.1°C 14°C 11°C - 10% 0.16kPa
19:00
8.7°C 14°C 11°C - 8% 0.18kPa
20:00
8.3°C 14°C 11°C - 5% 0.2kPa
21:00
8°C 13°C 11°C - 37% 0.21kPa
22:00
7.8°C 13°C 10°C - 68% 0.21kPa
23:00
7.5°C 13°C 10°C - 100% 0.22kPa
Sun, Apr 12 Sunrise 06:39 Sunset 19:51
24:00
8°C 13°C 11°C - 100% 0.24kPa
01:00
8.5°C 13°C 12°C - 100% 0.27kPa
02:00
9°C 12°C 12°C - 100% 0.29kPa
03:00
9.6°C 13°C 15°C - 100% 0.47kPa
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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