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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 88% failing
Wind Speed 8% failing

Currently

Real-time conditions
Soil Temperature7.7°C
Dew Point6.0°C (moderate dew point)
Wind Speed1.2m/s (calm conditions)
Cloud Cover98%

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
Sun, Feb 22
02:003.6%1.1m/s
03:003.6%1.3m/s
04:003.6%1.3m/s
05:0037%1.3m/s
06:0037%1.2m/s
07:0022%1.4m/s
08:0029%1.3m/s
09:0050%1.1m/s
10:005%0.88m/s
11:004%1.2m/s
12:003.3%0.82m/s
13:000%1.1m/s
14:000%2m/s
15:000%2m/s
16:000%2.2m/s
17:000%1.7m/s
18:000%1.7m/s
19:000%1.9m/s
20:000%1.9m/s
21:000%2m/s
22:000%1.6m/s
23:000%1.4m/s
Mon, Feb 23
24:000%1.3m/s
01:000%1.4m/s
02:001.9%1.4m/s
03:001.8%1.2m/s
04:001.4%1.3m/s
05:001.8%1.1m/s
06:001.8%1.3m/s
07:001.8%1.2m/s
08:002.1%0.94m/s
09:003%0.86m/s
10:000%1.3m/s
11:000%1.6m/s
12:000%1.3m/s
13:000%1m/s
14:000%1.8m/s
15:000%1.8m/s
16:000%1.8m/s
17:000%1.4m/s
18:000%1.3m/s
19:000%1.4m/s
20:000%1.3m/s
21:000%1m/s
22:000%0.96m/s
23:000%0.9m/s
Tue, Feb 24
24:000%0.77m/s
01:000%0.78m/s
02:000%0.64m/s
03:000%0.4m/s
04:000%0.48m/s
05:000%0.7m/s
06:003.1%0.28m/s
07:003.5%0.69m/s
08:003.8%0.57m/s
09:005%0.27m/s
10:000%0.49m/s
11:000%1.1m/s
12:000%1.3m/s
13:000%1.7m/s
14:000%1.5m/s
15:000%1.3m/s
16:000%0.93m/s
17:000%0.77m/s
18:000%0.79m/s
19:000%0.39m/s
20:000%0.14m/s
21:000%0.59m/s
22:000%0.75m/s
23:000%0.63m/s
Wed, Feb 25
24:000%0.75m/s
01:000%0.79m/s
02:000%0.79m/s
03:000%0.82m/s
04:000%0.98m/s
05:000%1m/s
06:000%0.93m/s
07:003.3%0.89m/s
08:000%0.77m/s
09:000%0.65m/s
10:000%0.53m/s
11:000%0.41m/s
12:000%0.29m/s
13:000%0.17m/s
14:000%0.17m/s
15:000%0.17m/s
16:000%0.17m/s
17:000%0.15m/s
18:000%0.13m/s
19:000%0.11m/s
20:000%0.19m/s
21:000%0.27m/s
22:000%0.35m/s
23:000%0.42m/s
Thu, Feb 26
24:000%0.49m/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
Mon, Feb 23 Sunrise 06:59 Sunset 17:54
03:00
6°C 7.7°C 7°C - 98% 0.07kPa
04:00
6.7°C 7.7°C 7.6°C - 100% 0.07kPa
05:00
6.8°C 7.7°C 7.9°C - 100% 0.08kPa
06:00
6.7°C 7.6°C 7.8°C - 100% 0.08kPa
07:00
6.1°C 7.5°C 7.2°C - 100% 0.07kPa
08:00
6.7°C 7.4°C 8.2°C - 100% 0.11kPa
09:00
7.1°C 7.6°C 10°C - 59% 0.21kPa
10:00
7.3°C 8°C 12°C - 26% 0.37kPa
11:00
7.1°C 8.7°C 13°C - 23% 0.52kPa
12:00
6.8°C 9.4°C 14°C - 92% 0.65kPa
13:00
6.5°C 10°C 15°C - 36% 0.76kPa
14:00
6.5°C 11°C 15°C - 85% 0.78kPa
15:00
6.6°C 11°C 15°C - 83% 0.73kPa
16:00
6.9°C 11°C 14°C - 22% 0.66kPa
17:00
8.1°C 12°C 13°C - 36% 0.45kPa
18:00
6.9°C 11°C 11°C - 46% 0.31kPa
19:00
7.2°C 11°C 10°C - 31% 0.24kPa
20:00
7.3°C 11°C 9.6°C - 13% 0.17kPa
21:00
7.2°C 11°C 8.9°C - 18% 0.12kPa
22:00
7°C 10°C 8.5°C - 28% 0.11kPa
23:00
6.8°C 9.9°C 8.2°C - 61% 0.1kPa
Tue, Feb 24 Sunrise 06:59 Sunset 17:54
24:00
6.8°C 9.7°C 8.6°C - 46% 0.13kPa
01:00
6.7°C 9.4°C 8.6°C - 29% 0.13kPa
02:00
6.4°C 9.1°C 8.2°C - 24% 0.12kPa
03:00
6.1°C 8.8°C 7.6°C - 27% 0.11kPa
04:00
5.9°C 8.5°C 7.4°C - 23% 0.1kPa
05:00
5.7°C 8.2°C 7.3°C - 5% 0.11kPa
06:00
5.4°C 8°C 6.7°C - 13% 0.09kPa
07:00
5.2°C 7.7°C 6.5°C - 5% 0.08kPa
08:00
6°C 7.6°C 7.9°C - 5% 0.13kPa
09:00
6.6°C 7.8°C 10°C - 5% 0.25kPa
10:00
7.1°C 8.2°C 12°C - 16% 0.36kPa
11:00
7.3°C 8.9°C 13°C - 13% 0.47kPa
12:00
7.3°C 9.6°C 14°C - 9% 0.56kPa
13:00
7.4°C 10°C 15°C - 17% 0.62kPa
14:00
7.4°C 11°C 15°C - 20% 0.67kPa
15:00
7.4°C 11°C 15°C - 27% 0.68kPa
16:00
7.5°C 12°C 15°C - 32% 0.65kPa
17:00
8.5°C 12°C 14°C - 40% 0.47kPa
18:00
7.4°C 12°C 12°C - 50% 0.33kPa
19:00
7.5°C 11°C 11°C - 56% 0.28kPa
20:00
7.6°C 11°C 11°C - 24% 0.24kPa
21:00
7.3°C 11°C 9.5°C - 5% 0.16kPa
22:00
7°C 10°C 8.5°C - 0% 0.11kPa
23:00
6.8°C 10°C 8.2°C - 0% 0.1kPa
Wed, Feb 25 Sunrise 06:58 Sunset 17:56
24:00
6.6°C 9.8°C 7.9°C - 0% 0.09kPa
01:00
6.4°C 9.5°C 7.7°C - 0% 0.09kPa
02:00
6.2°C 9.2°C 7.6°C - 0% 0.1kPa
03:00
6°C 9°C 7.4°C - 0% 0.09kPa
04:00
5.9°C 8.7°C 7.3°C - 1% 0.09kPa
05:00
5.8°C 8.4°C 7.1°C - 0% 0.09kPa
06:00
5.7°C 8.2°C 7°C - 0% 0.08kPa
07:00
5.4°C 8°C 6.7°C - 0% 0.08kPa
08:00
6.6°C 9.1°C 9.1°C - 33% 0.18kPa
09:00
7.6°C 10°C 12°C - 67% 0.32kPa
10:00
8.4°C 11°C 14°C - 100% 0.5kPa
11:00
8.3°C 11°C 13°C - 94% 0.43kPa
12:00
8.2°C 11°C 13°C - 89% 0.37kPa
13:00
8.1°C 11°C 12°C - 83% 0.32kPa
14:00
8°C 11°C 12°C - 83% 0.3kPa
15:00
7.9°C 11°C 12°C - 83% 0.29kPa
16:00
7.8°C 11°C 11°C - 83% 0.28kPa
17:00
7.7°C 11°C 11°C - 78% 0.28kPa
18:00
7.5°C 11°C 11°C - 73% 0.28kPa
19:00
7.3°C 11°C 11°C - 68% 0.28kPa
20:00
7°C 11°C 10°C - 47% 0.25kPa
21:00
6.7°C 10°C 9.6°C - 26% 0.21kPa
22:00
6.3°C 10°C 8.9°C - 6% 0.18kPa
23:00
6°C 9.8°C 8.6°C - 6% 0.18kPa
Thu, Feb 26 Sunrise 06:56 Sunset 17:57
24:00
5.8°C 9.5°C 8.2°C - 5% 0.17kPa
01:00
5.5°C 9.2°C 7.9°C - 5% 0.16kPa
02:00
6.1°C 9.4°C 9.7°C - 5% 0.26kPa
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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