Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 14

Waning Crescent 19%

03:41

13:00

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:10, Set: 16:10, Transit: 12:10. Moon - Rise: 03:41, Set: 13:00. Civil Dark: 16:49 - 07:31. Nautical Dark: 17:31 - 06:49. Astro Dark: 18:11 - 06:09

Total Clouds (% Sky Obscured)

76
78
81
83
97
97
97
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
53
74
83
90
78
82
85
91
92
82
90
98
80
83
80
84
76
86
75
73
74
70
72

Medium Clouds (% Sky Obscured)

73
78
70
82
88
86
85
85
49
50
77
68
76
81
77
70
93
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

76
78
81
83
86
90
41
52
84
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
5
5
9
6
5
2
5
5
4
2
2
2
2
2
0
1

Fog (%)

0
0
0
0
0
0
0
16
12
24
38
35
41
37
31
32
0
0
13
0
0
4
3
0

Precipitation Type

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

Precipitation Probability (%)

0
0
1
13
9
15
9
7
12
22
18
30
30
20
38
65
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
1.1
1.5
1.6
1.5
1.2
1.3
1.6
1.5

Wind Speed/Direction (mph)

15
16
16
16
18
19
19
20
20
20
20
20
20
20
19
19
18
17
17
15
14
13
11
13

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
11
12
11
11
11
11
11
11
11
11
10
11
10
10
10
11

Feels Like (°C)

5
6
6
5
5
5
5
5
5
5
5
6
6
5
5
5
5
4
5
5
5
5
5
6

Dew Point (°C)

9
9
10
9
9
10
10
10
11
11
10
10
10
10
10
10
10
9
9
10
10
10
10
10

Relative Humidity (%)

88
88
88
90
88
93
95
95
95
93
91
95
95
95
95
95
93
91
93
95
95
96
96
98

Pressure (mb)

1018
1017
1016
1015
1014
1014
1013
1012
1012
1011
1011
1010
1009
1008
1007
1007
1006
1005
1004
1004
1004
1004
1004
1003

Ozone (du)

297
294
295
294
294
294
294
294
296
297
298
297
297
297
300
300
298
297
296
295
295
294
293
292

Monday 15

Waning Crescent 12%

04:52

13:14

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:11, Set: 16:11, Transit: 12:10. Moon - Rise: 04:52, Set: 13:14. Civil Dark: 16:49 - 07:32. Nautical Dark: 17:32 - 06:50. Astro Dark: 18:12 - 06:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
99
93
100
94
94
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

59
72
67
70
71
70
83
79
67
68
59
70
36
28
5
5
0
16
30
33
11
5
10
10

Medium Clouds (% Sky Obscured)

100
100
100
100
100
95
100
100
99
100
100
100
100
98
91
100
92
83
97
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
58
100
97
76
50
77
79
75
75
65
65
70
60
80

ISS Passover

Visibility (miles)

1
4
3
1
1
1
2
2
4
5
5
5
6
5
4
3
4
5
7
3
3
8
9
5

Fog (%)

0
0
0
9
50
36
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0

Precipitation Type

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

Precipitation Probability (%)

80
76
95
95
95
95
95
95
95
80
63
64
68
87
95
95
95
89
91
95
94
55
69
45

Precipitation Amount (mm)

0.4
0.3
2
3.2
2.4
2.1
2.2
2
0.7
0.3
0
0.2
0.3
0.7
1
1
0.7
0.5
0.5
1.3
0.7
0
0.3
0

Wind Speed/Direction (mph)

15
13
15
15
17
18
20
18
14
7
6
6
4
4
5
5
7
7
8
9
10
10
9
8

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
10
10
9
8
8
8
8
7
7
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
10
10
10
9
9
8
7
7
7
7
7
6
6
6
6
6
6
5
6

Relative Humidity (%)

95
95
93
95
96
96
95
95
95
95
95
95
94
94
94
94
94
94
93
93
94
93
90
91

Pressure (mb)

1003
1002
1001
1001
1001
1000
1001
1001
1001
1001
1002
1002
1003
1003
1004
1004
1005
1005
1006
1007
1008
1009
1010
1011

Ozone (du)

293
295
295
294
296
295
296
298
300
299
301
302
302
303
308
309
311
310
314
320
322
326
338
344

Tuesday 16

Waning Crescent 6%

06:04

13:31

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

Sun - Rise: 08:11, Set: 16:11, Transit: 12:11. Moon - Rise: 06:04, Set: 13:31. Civil Dark: 16:50 - 07:32. Nautical Dark: 17:32 - 06:50. Astro Dark: 18:12 - 06:10

Total Clouds (% Sky Obscured)

100
100
99
96
82
41
0
0
0
14
14
14
19
40
48
82
61
72
100
100
99
98
99
99

Low Clouds (% Sky Obscured)

9
4
1
0
0
0
0
0
0
14
14
14
19
15
6
10
12
28
32
37
42
47
52
51

Medium Clouds (% Sky Obscured)

100
100
99
96
47
41
0
0
0
0
0
0
0
0
5
26
41
57
57
55
60
70
95
98

High Clouds (% Sky Obscured)

9
59
6
39
50
3
0
0
0
3
0
3
2
30
40
71
43
72
100
90
81
69
78
90

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 (%)

18
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
13
19
34
46

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)

9
9
9
8
6
5
4
4
4
4
4
3
3
4
3
3
3
3
4
5
6
7
9
11

Chance of Frost

Temperature (°C)

7
8
8
8
7
7
5
4
3
2
2
1
1
1
1
2
1
2
2
4
4
5
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
85
82
84
85
87
90
89
91
89
89
89
86
86
84
83
83
81
83
85
88
88
86
85

Pressure (mb)

1012
1013
1013
1013
1014
1015
1016
1017
1018
1018
1019
1019
1019
1020
1020
1019
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

342
339
339
343
349
361
366
368
357
349
343
336
331
328
323
321
321
318
315
314
313
313
311
307

Wednesday 17

Waning Crescent 3%

07:14

13:54

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:12, Set: 16:11, Transit: 12:11. Moon - Rise: 07:14, Set: 13:54. Civil Dark: 16:50 - 07:33. Nautical Dark: 17:32 - 06:51. Astro Dark: 18:12 - 06:11

Total Clouds (% Sky Obscured)

100
100
100
100
85
75
58
82
88
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

53
65
94
100
85
71
58
82
88
100
100
100
100
100
100
100
98
82
75
71
81
62
62
89

Medium Clouds (% Sky Obscured)

100
99
97
81
64
64
58
70
54
74
93
96
100
100
65
66
66
38
100
86
67
42
45
60

High Clouds (% Sky Obscured)

98
99
99
79
42
40
1
29
63
100
100
91
100
100
100
43
100
100
98
100
100
100
100
100

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

Precipitation Probability (%)

44
64
66
81
84
71
85
95
95
95
95
82
62
58
43
22
56
77
95
95
95
95
95
95

Precipitation Amount (mm)

0
0.4
0.3
0.5
0.6
0.3
0.4
0.7
0.7
2
1
0.4
0.2
0.3
0
0
0
0.4
1.1
1.6
1.6
2.4
2.2
1.6

Wind Speed/Direction (mph)

15
17
18
19
20
20
20
21
21
21
21
21
21
21
20
20
19
19
19
19
21
22
24
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
4
4
4
5
4
5
4
5
5
5
5
5
5
5
5
5
5
5
5
6

Dew Point (°C)

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

Relative Humidity (%)

82
81
81
82
82
85
87
87
88
88
88
88
88
91
90
90
88
88
88
90
91
87
87
88

Pressure (mb)

1019
1018
1018
1017
1017
1017
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1013
1012
1011
1011
1010
1008
1007
1006

Ozone (du)

304
302
301
299
298
297
295
296
299
299
301
306
303
302
301
295
293
290
286
286
286
286
283
280

Thursday 18

Waning Crescent 2%

08:17

14:24

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:13, Set: 16:11, Transit: 12:12. Moon - Rise: 08:17, Set: 14:24. Civil Dark: 16:50 - 07:34. Nautical Dark: 17:33 - 06:51. Astro Dark: 18:13 - 06:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
98
96
94
95
95
98
99

Low Clouds (% Sky Obscured)

94
86
75
66
78
88
100
77
47
22
22
21
21
14
7
0
14
28
39
37
37
36
30
24

Medium Clouds (% Sky Obscured)

61
74
63
59
95
97
100
100
100
100
93
100
100
99
98
98
92
85
79
56
31
3
2
2

High Clouds (% Sky Obscured)

93
99
98
97
97
99
100
100
100
100
100
100
100
99
98
98
97
96
94
83
64
34
24
25

ISS Passover

Visibility (miles)

9
9
9
9
8
2
1
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
65
46
32
18
5
0
1
1
0
3
5
6
13
12
7
13
13

Precipitation Amount (mm)

2.3
1.2
0.9
1.2
1
0.6
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

28
26
24
24
24
24
24
19
19
18
17
15
14
13
13
12
12
11
10
10
9
8
8
9

Chance of Frost

Temperature (°C)

11
11
11
11
12
11
11
11
10
9
8
7
7
7
7
7
7
7
7
7
6
7
6
7

Feels Like (°C)

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

Dew Point (°C)

9
10
10
9
9
10
11
9
7
6
4
4
4
3
3
3
4
4
4
4
4
5
4
5

Relative Humidity (%)

88
91
90
86
86
91
96
91
84
81
77
78
79
76
76
78
79
81
82
84
85
87
88
85

Pressure (mb)

1005
1004
1003
1003
1002
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1011
1012
1013
1013
1014
1015
1016
1017
1017

Ozone (du)

278
277
276
277
278
273
273
276
276
279
282
285
291
302
307
311
316
323
329
335
345
354
364
365

Friday 19

Waning Crescent 1%

09:11

15:06

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

Sun - Rise: 08:13, Set: 16:12, Transit: 12:12. Moon - Rise: 09:11, Set: 15:06. Civil Dark: 16:51 - 07:34. Nautical Dark: 17:33 - 06:52. Astro Dark: 18:13 - 06:12

Total Clouds (% Sky Obscured)

97
97
90
87
88
84
82
61
44
33
40
47
54
63
76
84
86
92
100
99
99
100
100
100

Low Clouds (% Sky Obscured)

22
23
25
26
30
34
41
31
19
6
20
35
49
46
43
43
48
53
58
56
52
48
65
82

Medium Clouds (% Sky Obscured)

1
5
8
19
26
34
36
30
24
20
17
15
14
21
30
37
50
60
64
63
58
49
39
30

High Clouds (% Sky Obscured)

35
30
25
30
20
20
15
13
11
12
11
7
8
23
36
50
66
84
100
92
90
95
69
38

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
Very Light Rain
Light Rain

Precipitation Probability (%)

11
13
12
4
10
8
3
7
7
4
7
8
4
11
9
5
12
11
6
23
26
34
49
67

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
0.2
0.4

Wind Speed/Direction (mph)

10
12
11
10
9
8
6
5
5
4
4
4
5
5
5
5
5
5
5
6
7
6
6
7

Chance of Frost

Temperature (°C)

7
8
8
8
8
7
7
6
6
5
5
5
5
5
5
5
6
6
6
6
7
7
7
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
78
79
81
82
84
85
88
86
86
86
86
85
85
85
83
85
83
85
85
85
84
84
82

Pressure (mb)

1018
1018
1018
1019
1019
1019
1020
1020
1020
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1016
1016
1015
1015
1014

Ozone (du)

366
367
368
370
371
370
369
367
358
349
339
332
325
318
314
310
306
305
304
303
306
310
314
312

Saturday 20

New Moon 0%

09:52

16:01

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
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:14, Set: 16:12, Transit: 12:13. Moon - Rise: 09:52, Set: 16:01. Civil Dark: 16:51 - 07:35. Nautical Dark: 17:33 - 06:52. Astro Dark: 18:13 - 06:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
94
80
80
87
96
98
99
99
99
100
100
97
92
87

Low Clouds (% Sky Obscured)

100
90
76
59
37
20
1
18
34
51
59
68
77
85
92
100
95
90
85

Medium Clouds (% Sky Obscured)

21
30
35
40
42
36
25
34
44
59
65
65
65
80
91
100
94
89
82

High Clouds (% Sky Obscured)

6
38
69
100
96
93
80
61
58
64
64
59
40
41
59
78
83
80
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
4
2
4
7
9
9
9

Fog (%)

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

Precipitation Probability (%)

84
95
95
85
57
32
9
9
8
5
31
50
68
88
95
93
95
95
95

Precipitation Amount (mm)

0.6
0.8
0.8
0.6
0.2
0
0
0
0
0
0
0
0.3
0.6
0.6
0.5
1
1.1
1

Wind Speed/Direction (mph)

7
8
7
7
7
7
7
7
9
10
12
13
14
15
13
11
10
7
4

Chance of Frost

Temperature (°C)

8
8
8
8
7
6
6
5
5
6
7
7
7
7
7
7
7
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
79
82
85
85
85
85
82
81
79
84
88
93
90
85
81
83
88

Pressure (mb)

1013
1012
1011
1010
1009
1009
1008
1008
1007
1006
1006
1005
1004
1003
1003
1002
1002
1002
1001

Ozone (du)

309
307
305
303
301
308
315
322
322
322
322
320
319
318
328
339
349
357
364

Forecast for Widecombe in the Moor, Devon, United Kingdom (50.58,-3.81)

Generated: 14/12/25 11:27:17. Forecast: 14/12/25 to 20/12/25. Timezone: UTC+0.00