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Rule Morning Frost

Podere Belvedere - Morning Frost - Tuscany

San Quirico d'Orcia, 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 Temperature11.3°C
Dew Point5.2°C (moderate dew point)
Wind Speed1.5m/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
09:000%0.97m/s
10:000%0.97m/s
11:000%1.4m/s
12:000%1.8m/s
13:000%1.4m/s
14:000%1.7m/s
15:000%2.4m/s
16:000%3.3m/s
17:000%3.5m/s
18:000%3.1m/s
19:000%1.8m/s
20:000%1.6m/s
21:000%1.7m/s
22:000%1.4m/s
23:000%1.1m/s
Thu, Apr 9
24:000%0.83m/s
01:000%0.46m/s
02:000%0.31m/s
03:000%0.59m/s
04:000%0.41m/s
05:000%0.92m/s
06:000%1.1m/s
07:000%1m/s
08:000%0.97m/s
09:000%1.3m/s
10:000%1.5m/s
11:000%1.6m/s
12:000%1.8m/s
13:000%1.7m/s
14:000%1.5m/s
15:000%2.9m/s
16:000%3.6m/s
17:000%4m/s
18:000%3.5m/s
19:000%2.3m/s
20:000%1.7m/s
21:000%1.6m/s
22:000%1.4m/s
23:000%1.3m/s
Fri, Apr 10
24:000%1.3m/s
01:000%0.91m/s
02:000%1.2m/s
03:000%0.79m/s
04:000%0.9m/s
05:000%0.7m/s
06:000%0.98m/s
07:000%0.94m/s
08:000%0.69m/s
09:000%1.2m/s
10:000%1m/s
11:000%1.9m/s
12:000%1.1m/s
13:000%1.9m/s
14:000%2.5m/s
15:000%3.1m/s
16:000%3.7m/s
17:000%3.7m/s
18:000%3.1m/s
19:000%2.1m/s
20:000%1.9m/s
21:000%1.9m/s
22:000%1.9m/s
23:000%1.6m/s
Sat, Apr 11
24:000%1.3m/s
01:000%1.3m/s
02:000%0.95m/s
03:000%1m/s
04:000%0.75m/s
05:000%0.45m/s
06:000%1.1m/s
07:000%0.99m/s
08:000%0.46m/s
09:000%1m/s
10:000%1.2m/s
11:000%1.1m/s
12:000%1.3m/s
13:000%1.2m/s
14:000%1.3m/s
15:000%1.3m/s
16:000%1.3m/s
17:000%1.3m/s
18:000%1.2m/s
19:000%1.1m/s
20:000%0.97m/s
21:000%1.1m/s
22:000%1.3m/s
23:000%1.5m/s
Sun, Apr 12
24:000%1.5m/s
01:000%1.5m/s
02:000%1.4m/s
03:000%1.5m/s
04:000%1.5m/s
05:000%1.6m/s
06:000%1.1m/s
07:000%0.66m/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 19:48
10:00
5.2°C 11°C 16°C - 0% 0.87kPa
11:00
5.5°C 12°C 17°C - 0% 1.1kPa
12:00
5.8°C 12°C 19°C - 0% 1.3kPa
13:00
6.3°C 13°C 20°C - 0% 1.4kPa
14:00
6.5°C 13°C 22°C - 0% 1.6kPa
15:00
6.7°C 14°C 22°C - 0% 1.7kPa
16:00
6.4°C 14°C 22°C - 0% 1.7kPa
17:00
5.9°C 15°C 21°C - 0% 1.6kPa
18:00
6.7°C 15°C 20°C - 5% 1.3kPa
19:00
7.6°C 15°C 17°C - 2% 0.86kPa
20:00
6.4°C 15°C 13°C - 0% 0.52kPa
21:00
5.8°C 14°C 12°C - 0% 0.44kPa
22:00
5.4°C 14°C 11°C - 1% 0.41kPa
23:00
5.1°C 14°C 11°C - 1% 0.41kPa
Fri, Apr 10 Sunrise 06:42 Sunset 19:48
24:00
4.7°C 13°C 11°C - 2% 0.42kPa
01:00
4.3°C 13°C 10°C - 5% 0.42kPa
02:00
4.2°C 13°C 10°C - 5% 0.43kPa
03:00
4.1°C 12°C 10°C - 6% 0.43kPa
04:00
4.3°C 12°C 10°C - 17% 0.41kPa
05:00
4.6°C 12°C 9.8°C - 7% 0.36kPa
06:00
4.9°C 12°C 9.5°C - 5% 0.32kPa
07:00
5.2°C 11°C 9.5°C - 5% 0.3kPa
08:00
6.6°C 11°C 12°C - 34% 0.42kPa
09:00
7.1°C 11°C 14°C - 13% 0.63kPa
10:00
7.5°C 12°C 17°C - 70% 0.84kPa
11:00
7.7°C 12°C 18°C - 100% 1kPa
12:00
7.8°C 13°C 19°C - 8% 1.2kPa
13:00
7.6°C 13°C 21°C - 37% 1.4kPa
14:00
7.5°C 14°C 21°C - 100% 1.5kPa
15:00
7.9°C 14°C 21°C - 100% 1.5kPa
16:00
8.4°C 15°C 21°C - 100% 1.4kPa
17:00
9.1°C 15°C 20°C - 100% 1.2kPa
18:00
10°C 15°C 19°C - 100% 0.95kPa
19:00
11°C 15°C 17°C - 100% 0.57kPa
20:00
11°C 15°C 14°C - 100% 0.3kPa
21:00
10°C 15°C 13°C - 88% 0.21kPa
22:00
10°C 15°C 12°C - 100% 0.17kPa
23:00
9.5°C 14°C 12°C - 100% 0.18kPa
Sat, Apr 11 Sunrise 06:40 Sunset 19:49
24:00
8.9°C 14°C 11°C - 100% 0.19kPa
01:00
8.6°C 14°C 11°C - 100% 0.17kPa
02:00
8.5°C 13°C 10°C - 96% 0.13kPa
03:00
8.3°C 13°C 9.8°C - 81% 0.11kPa
04:00
8°C 13°C 9.5°C - 52% 0.11kPa
05:00
7.8°C 13°C 9.2°C - 28% 0.11kPa
06:00
7.6°C 12°C 9.1°C - 5% 0.11kPa
07:00
7.5°C 12°C 9°C - 7% 0.11kPa
08:00
8.5°C 12°C 12°C - 5% 0.26kPa
09:00
8.8°C 12°C 14°C - 5% 0.48kPa
10:00
9.1°C 12°C 16°C - 5% 0.7kPa
11:00
9.4°C 13°C 18°C - 0% 0.93kPa
12:00
9.4°C 13°C 20°C - 0% 1.1kPa
13:00
9.5°C 14°C 21°C - 2% 1.3kPa
14:00
9.5°C 14°C 21°C - 18% 1.4kPa
15:00
10°C 14°C 19°C - 43% 0.94kPa
16:00
10°C 15°C 16°C - 68% 0.61kPa
17:00
10°C 15°C 14°C - 93% 0.36kPa
18:00
10°C 15°C 13°C - 64% 0.29kPa
19:00
10°C 15°C 12°C - 34% 0.22kPa
20:00
10°C 14°C 12°C - 5% 0.15kPa
21:00
9.9°C 14°C 11°C - 14% 0.13kPa
22:00
9.9°C 14°C 11°C - 23% 0.11kPa
23:00
9.9°C 14°C 11°C - 32% 0.09kPa
Sun, Apr 12 Sunrise 06:38 Sunset 19:51
24:00
10°C 13°C 12°C - 42% 0.13kPa
01:00
10°C 13°C 12°C - 53% 0.17kPa
02:00
11°C 13°C 13°C - 63% 0.22kPa
03:00
11°C 13°C 15°C - 75% 0.39kPa
04:00
11°C 14°C 17°C - 88% 0.6kPa
05:00
11°C 14°C 19°C - 100% 0.85kPa
06:00
11°C 14°C 19°C - 100% 0.92kPa
07:00
11°C 15°C 20°C - 100% 1kPa
08:00
11°C 15°C 20°C - 100% 1.1kPa
09:00
12°C 15°C 20°C - 100% 0.96kPa
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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