Will it be frosty in Sy21?

The frost forecast percentage is calculated by combining data from several computer models.

The calculation is based on the number of runs forecasting temperatures to fall to or below 0C. Ground frost is considered possible at 3.5C or lower.

Short range

frost today, tomorrow or the day after?

Thu 21 Nov
95%

Fri 22 Nov
0%

Sat 23 Nov
0%

Medium range

frost during the following ten days?

Sun 24 Nov
0%
Mon 25 Nov
0%
Tue 26 Nov
0%
Wed 27 Nov
12%
Thu 28 Nov
18%
Fri 29 Nov
6%
Sat 30 Nov
12%
Sun 01 Dec
15%
Mon 02 Dec
24%
Tue 03 Dec
21%

Ground frost

Short range

ground frost today, tomorrow or the day after?

Thu 21 Nov
48%

Fri 22 Nov
95%

Sat 23 Nov
85%

Medium range

ground frost during the following ten days?

Sun 24 Nov
0%
Mon 25 Nov
0%
Tue 26 Nov
33%
Wed 27 Nov
45%
Thu 28 Nov
48%
Fri 29 Nov
30%
Sat 30 Nov
24%
Sun 01 Dec
24%
Mon 02 Dec
24%
Tue 03 Dec
39%

Frost, rain, snow, heat and thunder risk

Sy21 frost

Sy21 rain

Sy21 snow

Sy21 heat

Sy21 thunder

Full weather forecast

Next 3 days hour by hour

Sy21 hourly

Next 16 days in 3 hour intervals

Sy21 16 day

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COMPUTER MODELS

Key

Up to 5 days
Up to 16 days
Up to 180 days
Deterministic
Ensemble

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