Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 22

Waxing Crescent 6%

10:23

18:23

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:14, Set: 16:16, Transit: 12:15. Moon - Rise: 10:23, Set: 18:23. Civil Dark: 16:54 - 07:35. Nautical Dark: 17:36 - 06:54. Astro Dark: 18:16 - 06:14

Total Clouds (% Sky Obscured)

100
100
97
89
68
89
97
90
77
49
100
100
97
91
100
100
96
100
92
100
96
96
94
99

Low Clouds (% Sky Obscured)

97
63
77
78
68
80
58
60
49
44
39
41
57
68
57
50
64
64
41
68
83
51
54
47

Medium Clouds (% Sky Obscured)

47
51
17
2
1
55
67
0
2
19
46
8
33
25
32
84
95
64
41
52
47
45
49
51

High Clouds (% Sky Obscured)

100
89
6
15
9
26
19
36
49
49
100
100
45
63
100
100
60
100
38
98
45
64
64
94

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
72
11
9
15
6
5
4
2
1
1
3
0
1
3
7
10
35
34
24
26
9
7
3

Precipitation Amount (mm)

0.7
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
12
12
14
15
15
13
13
12
13
16
16
14
13
12
13
13
13
12
11
11
10
10
9

Chance of Frost

Temperature (°C)

11
11
11
10
9
9
9
9
9
9
10
10
9
9
8
8
8
8
8
8
8
8
9
8

Feels Like (°C)

5
5
5
5
5
4
4
4
4
4
5
5
5
4
4
4
3
3
4
4
4
4
4
4

Dew Point (°C)

10
10
9
8
7
6
6
6
6
7
7
7
7
7
7
7
7
6
7
7
7
7
7
6

Relative Humidity (%)

96
93
91
90
84
81
85
84
84
84
84
85
85
88
91
91
90
88
91
91
88
90
90
87

Pressure (mb)

998
998
998
999
1000
1001
1002
1003
1004
1005
1005
1005
1005
1005
1006
1006
1007
1007
1008
1008
1008
1009
1009
1009

Ozone (du)

404
407
409
415
417
416
416
418
418
419
419
415
411
404
403
399
392
388
384
382
382
379
374
370

Tuesday 23

Waxing Crescent 12%

10:46

19:39

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:15, Set: 16:16, Transit: 12:15. Moon - Rise: 10:46, Set: 19:39. Civil Dark: 16:55 - 07:36. Nautical Dark: 17:37 - 06:54. Astro Dark: 18:17 - 06:14

Total Clouds (% Sky Obscured)

89
95
94
97
100
100
100
100
98
97
100
100
96
99
99
94
95
91
93
98
93
93
96
96

Low Clouds (% Sky Obscured)

54
55
93
96
100
100
100
100
96
94
100
100
94
98
99
94
94
90
92
98
93
93
96
96

Medium Clouds (% Sky Obscured)

55
71
89
83
66
73
81
73
58
33
23
44
32
69
63
65
50
1
2
1
0
1
8
2

High Clouds (% Sky Obscured)

45
31
35
30
30
35
50
42
60
6
3
3
4
6
39
42
22
9
7
4
5
4
5
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
Very Light Rain
None
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
9
22
48
26
47
66
32
22
29
37
11
2
0
0
0
0
3
6
5
6
6
7
11

Precipitation Amount (mm)

0
0
0
0.3
0
0.3
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
5
3
4
4
5
6
9
10
10
10
10
11
11
12
13
14
14
15
16
16
17
17
17

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
8
9
9
9
9
9
8
7
6
5
5
5
5
5
4
4
4
5

Feels Like (°C)

4
3
4
4
5
6
5
6
7
6
5
5
4
4
3
1
-0
-0
-1
-1
-1
-2
-1
-2

Dew Point (°C)

6
6
6
6
7
7
7
8
8
8
8
7
6
5
5
4
4
3
3
3
2
2
3
3

Relative Humidity (%)

88
88
90
90
91
93
93
95
96
96
95
90
87
88
93
93
91
89
89
88
86
86
91
91

Pressure (mb)

1010
1010
1010
1010
1011
1012
1012
1013
1014
1015
1015
1015
1016
1016
1017
1018
1019
1019
1020
1021
1021
1022
1022
1023

Ozone (du)

366
367
369
370
370
368
366
362
361
361
358
361
360
355
354
353
351
349
350
348
346
344
340
337

Wednesday 24

Waxing Crescent 19%

11:04

20:55

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 Bad
22 OK
23 OK
00 OK
01 OK

Sun - Rise: 08:15, Set: 16:17, Transit: 12:16. Moon - Rise: 11:04, Set: 20:55. Civil Dark: 16:56 - 07:36. Nautical Dark: 17:37 - 06:54. Astro Dark: 18:17 - 06:15

Total Clouds (% Sky Obscured)

99
95
92
92
94
97
98
88
74
61
77
65
27
20
38
34
29
28
27
33
34
36
36
31

Low Clouds (% Sky Obscured)

99
95
92
87
94
97
98
88
74
61
77
65
27
19
37
34
29
28
27
33
34
36
36
31

Medium Clouds (% Sky Obscured)

2
0
0
24
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
2
1
0
0
0
0
0
0
0
2
4
4
8
3
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
11
4
7
10
16
14
10
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
19
19
19
20
20
21
21
21
21
21
21
22
22
22
23
24
24
24
24
23
23
22
22

Chance of Frost

Temperature (°C)

4
4
4
4
4
4
3
4
4
5
5
5
5
5
4
3
2
2
1
1
1
1
1
1

Feels Like (°C)

-2
-2
-2
-1
-2
-3
-3
-3
-2
-1
-1
0
-0
-2
-3
-5
-4
-5
-6
-6
-6
-6
-6
-6

Dew Point (°C)

2
2
2
3
3
2
1
2
2
3
2
2
2
2
1
1
0
-0
-1
-1
-1
-2
-2
-2

Relative Humidity (%)

86
86
86
91
93
89
86
85
86
85
82
80
78
80
83
86
86
88
89
88
86
86
86
84

Pressure (mb)

1024
1024
1024
1025
1025
1026
1027
1028
1028
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1031
1031
1030
1030
1030

Ozone (du)

334
332
331
328
325
324
323
319
317
316
315
315
317
316
315
316
323
323
327
329
330
330
330
332

Thursday 25

Waxing Crescent 28%

11:19

22:12

02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:15, Set: 16:18, Transit: 12:16. Moon - Rise: 11:19, Set: 22:12. Civil Dark: 16:56 - 07:37. Nautical Dark: 17:38 - 06:55. Astro Dark: 18:18 - 06:15

Total Clouds (% Sky Obscured)

26
21
19
13
29
60
56
62
71
64
77
91
99
100
100
100
100
100
100
97
94
91
81
77

Low Clouds (% Sky Obscured)

26
21
19
13
29
42
49
56
62
64
77
91
99
100
100
100
100
100
100
97
93
88
77
67

Medium Clouds (% Sky Obscured)

0
0
0
0
14
48
38
33
37
21
22
9
6
3
3
4
0
0
0
0
0
0
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
1
1
14
18
15
35
47
54
57
58
58
57
53
43
44
41
34
32
29
21
22
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

22
22
24
26
28
28
28
29
28
27
25
24
23
21
21
20
19
19
19
20
19
18
17
16

Chance of Frost

Temperature (°C)

1
1
1
1
1
1
1
1
2
2
3
3
3
3
3
2
2
2
2
2
1
1
1
1

Feels Like (°C)

-6
-5
-5
-6
-7
-6
-6
-6
-6
-5
-4
-4
-4
-5
-5
-6
-5
-5
-5
-6
-5
-6
-5
-4

Dew Point (°C)

-2
-2
-2
-2
-2
-1
-1
-2
-2
-2
-2
-3
-3
-3
-2
-3
-2
-2
-1
-1
-1
-2
-1
-1

Relative Humidity (%)

86
84
84
83
84
86
84
81
77
72
69
67
67
68
70
70
74
77
80
81
83
84
86
88

Pressure (mb)

1030
1029
1029
1028
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1027
1027
1027
1027

Ozone (du)

333
335
336
338
344
348
351
353
354
357
358
359
360
361
363
362
363
365
366
368
369
370
370
368

Friday 26

Waxing Crescent 39%

11:32

23:29

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:16, Set: 16:18, Transit: 12:17. Moon - Rise: 11:32, Set: 23:29. Civil Dark: 16:57 - 07:37. Nautical Dark: 17:39 - 06:55. Astro Dark: 18:19 - 06:15

Total Clouds (% Sky Obscured)

73
63
60
42
39
43
45
46
52
84
79
77
74
74
77
81
85
86
92
95
95
96
94
92

Low Clouds (% Sky Obscured)

60
55
48
36
36
37
36
39
48
61
62
61
58
60
61
65
65
68
71
74
77
79
78
75

Medium Clouds (% Sky Obscured)

2
2
1
0
0
0
1
1
13
49
39
23
0
16
32
54
51
52
40
30
30
30
27
23

High Clouds (% Sky Obscured)

2
2
0
0
0
0
1
2
3
2
4
4
7
28
39
55
40
30
30
25
25
30
20
12

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
7
7
6
7
5
5
6
7
4
10
8
4
7
8
10
12
11
6
15
16
14
17
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
15
15
14
14
15
16
16
18
18
19
19
19
18
19
19
19
19
20
21
20
20
19
18

Chance of Frost

Temperature (°C)

0
0
0
0
0
0
0
0
1
2
3
3
3
3
3
2
2
2
3
3
3
3
2
2

Feels Like (°C)

-4
-4
-4
-3
-3
-3
-4
-3
-3
-2
-1
-1
-1
-1
-1
-2
-2
-4
-3
-3
-4
-3
-4
-5

Dew Point (°C)

-2
-2
-1
-2
-1
-1
-1
-1
-1
-1
0
1
1
1
1
1
1
1
1
2
1
2
1
1

Relative Humidity (%)

88
88
89
89
91
92
92
91
86
81
80
82
83
85
88
89
91
91
91
91
91
93
93
91

Pressure (mb)

1028
1028
1028
1028
1029
1029
1030
1030
1030
1031
1031
1031
1031
1031
1031
1032
1032
1032
1033
1033
1033
1033
1034
1034

Ozone (du)

367
366
365
365
364
364
363
364
366
367
370
371
372
372
372
371
370
372
374
375
374
373
373
371

Saturday 27

First Quarter 50%

11:45

00:48

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:16, Set: 16:19, Transit: 12:17. Moon - Rise: 11:45, Set: 00:48. Civil Dark: 16:58 - 07:37. Nautical Dark: 17:40 - 06:55. Astro Dark: 18:19 - 06:16

Total Clouds (% Sky Obscured)

90
87
86
83
78
77
75
79
80
82
79
79
81
82
79
77
76
79
78
78
78
78
84
90

Low Clouds (% Sky Obscured)

72
73
76
75
74
73
71
72
71
69
69
68
73
73
79
77
76
79
78
78
78
78
84
88

Medium Clouds (% Sky Obscured)

26
28
18
1
0
0
0
6
13
20
18
15
13
7
3
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
2
5
7
4
2
1
1
0
0
0
0
1
1
0
0
1
2
2
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
17
16
13
15
15
13
12
9
3
4
3
0
0
0
0
0
0
0
2
2
0
3
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
17
18
18
19
19
19
19
20
20
21
22
22
23
22
22
21
21
21
20
20
20
19
18

Chance of Frost

Temperature (°C)

2
2
2
2
2
2
2
2
3
4
5
5
6
6
6
5
6
5
5
4
5
5
5
4

Feels Like (°C)

-4
-5
-5
-5
-4
-4
-5
-5
-4
-4
-4
-1
-2
-2
-1
-1
0
-2
-3
-3
-3
-3
-3
-3

Dew Point (°C)

1
1
1
1
1
1
0
0
1
1
1
2
2
3
3
4
5
4
4
3
4
4
3
3

Relative Humidity (%)

91
89
91
91
93
91
89
88
83
80
76
79
79
81
85
88
93
91
93
93
93
93
91
91

Pressure (mb)

1034
1034
1034
1034
1034
1035
1035
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1037
1037
1037
1037
1037
1037
1037

Ozone (du)

369
367
365
363
361
362
364
366
363
361
359
356
353
350
347
345
342
341
340
339
338
336
335
333

Sunday 28

Waxing Gibbous 61%

11:59

No Set

Sun - Rise: 08:16, Set: 16:20, Transit: 12:18. Moon - Rise: 11:59, Set: No Set. Civil Dark: 16:59 - 07:37. Nautical Dark: 17:40 - 06:55. Astro Dark: 18:20 - 06:16

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Turnchapel, Plymouth, United Kingdom (50.35,-4.12)

Generated: 22/12/25 02:27:09. Forecast: 22/12/25 to 28/12/25. Timezone: UTC+0.00