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No opportunity windows are predicted in the next 10 days. Conditions can change quickly, so check back for updates.

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Rule Morning Frost

Volterra - Morning Frost - Tuscany

Q: What conditions does Morning Frost look for?

Time Window: Sunrise -45m to +90m. Frost Probability: ≥ 60.0%. Wind Speed: ≤ 1.5m/s

Volterra, 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 75% failing

Currently

Real-time conditions

Frost Probability

Soil Temperature19.1°C

Dew Point12.3°C (moderate dew point)

Wind Speed7.0m/s (moderate winds)

Cloud Cover5%

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
Sat, May 23
15:00	✕	0%	6m/s
16:00	✕	0%	5.9m/s
17:00	✕	0%	5.7m/s
18:00	✕	0%	5.2m/s
19:00	✕	0%	4.2m/s
20:00	✕	0%	2.3m/s
21:00	✕	0%	2.1m/s
22:00	✕	0%	2.5m/s
23:00	✕	0%	2.7m/s
Sun, May 24
24:00	✕	0%	2.6m/s
01:00	✕	0%	2.8m/s
02:00	✕	0%	2.7m/s
03:00	✕	0%	2.7m/s
04:00	✓	0%	2.6m/s
05:00	✓	0%	2.4m/s
06:00	✓	0%	2.5m/s
07:00	✓	0%	2.6m/s
08:00	✕	0%	3.3m/s
09:00	✕	0%	4.4m/s
10:00	✕	0%	6.1m/s
11:00	✕	0%	6.3m/s
12:00	✕	0%	6.8m/s
13:00	✕	0%	6.7m/s
14:00	✕	0%	6.9m/s
15:00	✕	0%	7m/s
16:00	✕	0%	6.5m/s
17:00	✕	0%	6m/s
18:00	✕	0%	5.8m/s
19:00	✕	0%	4.8m/s
20:00	✕	0%	3m/s
21:00	✕	0%	2.3m/s
22:00	✕	0%	2.5m/s
23:00	✕	0%	2.1m/s
Mon, May 25
24:00	✕	0%	1.7m/s
01:00	✕	0%	1.6m/s
02:00	✕	0%	1.7m/s
03:00	✕	0%	1.6m/s
04:00	✓	0%	1.7m/s
05:00	✓	0%	1.6m/s
06:00	✓	0%	1.6m/s
07:00	✓	0%	1.6m/s
08:00	✕	0%	1.6m/s
09:00	✕	0%	2.2m/s
10:00	✕	0%	2.7m/s
11:00	✕	0%	4.1m/s
12:00	✕	0%	4m/s
13:00	✕	0%	4.4m/s
14:00	✕	0%	4.8m/s
15:00	✕	0%	5m/s
16:00	✕	0%	5.7m/s
17:00	✕	0%	5.3m/s
18:00	✕	0%	4.9m/s
19:00	✕	0%	4.1m/s
20:00	✕	0%	2.9m/s
21:00	✕	0%	2.3m/s
22:00	✕	0%	1.8m/s
23:00	✕	0%	1.6m/s
Tue, May 26
24:00	✕	0%	1.3m/s
01:00	✕	0%	1.3m/s
02:00	✕	0%	1.3m/s
03:00	✕	0%	1.3m/s
04:00	✓	0%	1.4m/s
05:00	✓	0%	1.4m/s
06:00	✓	0%	1.4m/s
07:00	✓	0%	1.5m/s
08:00	✕	0%	1.4m/s
09:00	✕	0%	1.7m/s
10:00	✕	0%	1.7m/s
11:00	✕	0%	2.1m/s
12:00	✕	0%	2.7m/s
13:00	✕	0%	2.5m/s
14:00	✕	0%	1.7m/s
15:00	✕	0%	0.62m/s
16:00	✕	0%	1.7m/s
17:00	✕	0%	4.4m/s
18:00	✕	0%	3.7m/s
19:00	✕	0%	1.6m/s
20:00	✕	0%	1.2m/s
21:00	✕	0%	0.99m/s
22:00	✕	0%	0.73m/s
23:00	✕	0%	0.47m/s
Wed, May 27
24:00	✕	0%	0.41m/s
01:00	✕	0%	0.36m/s
02:00	✕	0%	0.3m/s
03:00	✕	0%	0.71m/s
04:00	✓	0%	1.1m/s
05:00	✓	0%	1.5m/s
06:00	✓	0%	2m/s
07:00	✓	0%	2.5m/s
08:00	✕	0%	3m/s
09:00	✕	0%	3.9m/s
10:00	✕	0%	4.8m/s
11:00	✕	0%	5.8m/s
12:00	✕	0%	4.4m/s
13:00	✕	0%	3.1m/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
Sun, May 24 Sunrise 05:44 Sunset 20:43
15:00	12°C	19°C	29°C	-	5%	2.5kPa
16:00	12°C	19°C	29°C	-	5%	2.5kPa
17:00	14°C	20°C	28°C	-	8%	2.2kPa
18:00	14°C	20°C	27°C	-	3%	1.9kPa
19:00	14°C	20°C	25°C	-	2%	1.5kPa
20:00	14°C	20°C	22°C	-	4%	1kPa
21:00 ☾	13°C	20°C	20°C	-	5%	0.91kPa
22:00 ☾	12°C	20°C	19°C	-	6%	0.84kPa
23:00 ☾	12°C	19°C	19°C	-	5%	0.72kPa
Mon, May 25 Sunrise 05:44 Sunset 20:43
24:00 ☾	13°C	19°C	18°C	-	5%	0.59kPa
01:00 ☾	13°C	19°C	17°C	-	5%	0.51kPa
02:00 ☾	12°C	19°C	17°C	-	5%	0.44kPa
03:00 ☾	12°C	19°C	16°C	-	96%	0.41kPa
04:00 ☾	12°C	18°C	16°C	-	98%	0.43kPa
05:00 ☾	11°C	18°C	16°C	-	90%	0.45kPa
06:00	11°C	18°C	16°C	-	35%	0.49kPa
07:00	12°C	18°C	18°C	-	17%	0.59kPa
08:00	13°C	18°C	21°C	-	5%	0.91kPa
09:00	14°C	18°C	23°C	-	6%	1.2kPa
10:00	14°C	18°C	25°C	-	5%	1.6kPa
11:00	15°C	19°C	27°C	-	5%	1.9kPa
12:00	14°C	19°C	29°C	-	5%	2.4kPa
13:00	13°C	19°C	30°C	-	5%	2.8kPa
14:00	13°C	20°C	31°C	-	5%	3kPa
15:00	13°C	20°C	31°C	-	5%	3kPa
16:00	13°C	20°C	31°C	-	5%	3kPa
17:00	15°C	21°C	30°C	-	5%	2.6kPa
18:00	15°C	21°C	29°C	-	5%	2.3kPa
19:00	16°C	21°C	27°C	-	5%	1.7kPa
20:00	15°C	21°C	24°C	-	5%	1.2kPa
21:00 ☾	12°C	21°C	22°C	-	5%	1.2kPa
22:00 ☾	11°C	21°C	21°C	-	5%	1.1kPa
23:00 ☾	11°C	21°C	20°C	-	5%	1kPa
Tue, May 26 Sunrise 05:43 Sunset 20:43
24:00 ☾	11°C	20°C	19°C	-	5%	0.94kPa
01:00 ☾	11°C	20°C	19°C	-	5%	0.87kPa
02:00 ☾	12°C	20°C	19°C	-	5%	0.8kPa
03:00 ☾	12°C	20°C	18°C	-	5%	0.74kPa
04:00 ☾	12°C	20°C	18°C	-	8%	0.7kPa
05:00 ☾	11°C	19°C	18°C	-	7%	0.68kPa
06:00	12°C	19°C	18°C	-	5%	0.68kPa
07:00	13°C	19°C	19°C	-	5%	0.75kPa
08:00	14°C	19°C	22°C	-	5%	1.1kPa
09:00	14°C	19°C	24°C	-	5%	1.4kPa
10:00	15°C	19°C	26°C	-	5%	1.7kPa
11:00	15°C	20°C	28°C	-	5%	2kPa
12:00	15°C	20°C	29°C	-	6%	2.3kPa
13:00	15°C	20°C	30°C	-	18%	2.5kPa
14:00	15°C	21°C	31°C	-	6%	2.7kPa
15:00	15°C	21°C	32°C	-	5%	2.9kPa
16:00	15°C	22°C	32°C	-	3%	2.9kPa
17:00	16°C	22°C	30°C	-	16%	2.5kPa
18:00	17°C	22°C	28°C	-	44%	1.9kPa
19:00	18°C	22°C	27°C	-	6%	1.5kPa
20:00	17°C	22°C	25°C	-	2%	1.2kPa
21:00 ☾	15°C	22°C	23°C	-	34%	0.98kPa
22:00 ☾	14°C	21°C	20°C	-	67%	0.79kPa
23:00 ☾	12°C	20°C	18°C	-	100%	0.63kPa
Wed, May 27 Sunrise 05:42 Sunset 20:44
24:00 ☾	13°C	20°C	19°C	-	100%	0.71kPa
01:00 ☾	14°C	20°C	20°C	-	100%	0.79kPa
02:00 ☾	14°C	20°C	21°C	-	100%	0.88kPa
03:00 ☾	15°C	20°C	23°C	-	68%	1.1kPa
04:00 ☾	16°C	20°C	25°C	-	37%	1.3kPa
05:00 ☾	17°C	20°C	27°C	-	5%	1.6kPa
06:00	17°C	21°C	28°C	-	6%	1.8kPa
07:00	17°C	21°C	29°C	-	6%	2kPa
08:00	17°C	21°C	30°C	-	7%	2.2kPa
09:00	16°C	22°C	29°C	-	8%	2.1kPa
10:00	15°C	22°C	28°C	-	8%	2kPa
11:00	15°C	22°C	27°C	-	9%	1.9kPa
12:00	15°C	22°C	25°C	-	8%	1.5kPa
13:00	15°C	22°C	24°C	-	7%	1.2kPa
14:00	15°C	22°C	22°C	-	7%	0.91kPa

How to read: these inputs help produce the derived score; they are not requirements by themselves.

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