Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 2%

08:20

14:19

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

Sun - Rise: 08:14, Set: 16:07, Transit: 12:10. Moon - Rise: 08:20, Set: 14:19. Civil Dark: 16:47 - 07:35. Nautical Dark: 17:30 - 06:52. Astro Dark: 18:10 - 06:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
56
96
100
100
0
12
29
41
50
49
48
51
43
38

Low Clouds (% Sky Obscured)

66
66
62
66
49
53
49
66
79
50
56
38
24
4
0
12
29
41
50
49
48
51
43
38

Medium Clouds (% Sky Obscured)

100
100
100
100
92
100
100
100
100
100
35
0
3
9
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
56
96
100
100
0
12
29
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
1
4
9
9
9
9
9
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

20
15
100
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
19
9
3
14
54
63
38
18
2
0
5
0
2
7
21
23
22
16
15
21
27

Precipitation Amount (mm)

2.1
4
2.9
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)

5
6
7
10
12
13
12
14
14
16
17
16
14
12
13
13
14
15
15
14
14
14
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
8
5
5
5
3
4
4
5
5
4
3
3
3
2
1
1
0
2
2
3
2
4
4

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
93
93
88
93
91
93
88
93
85
84
84
84
82
83
83
86
88
90
88
88
88

Pressure (mb)

1001
999
999
998
998
998
998
999
999
1000
1002
1004
1005
1006
1007
1008
1009
1010
1010
1011
1012
1013
1014
1015

Ozone (du)

296
289
294
301
307
324
330
341
355
368
371
376
371
369
368
365
360
374
379
378
375
375
370
357

Friday 19

Waning Crescent 1%

09:14

15:00

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

Sun - Rise: 08:15, Set: 16:07, Transit: 12:11. Moon - Rise: 09:14, Set: 15:00. Civil Dark: 16:47 - 07:35. Nautical Dark: 17:30 - 06:52. Astro Dark: 18:11 - 06:12

Total Clouds (% Sky Obscured)

27
10
7
32
40
38
44
45
38
27
18
35
35
38
35
41
57
54
61
56
65
58
58
65

Low Clouds (% Sky Obscured)

27
10
7
32
40
38
44
45
38
27
18
35
35
38
35
41
57
54
61
56
62
54
54
61

Medium 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
40
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
1
1
0
0
1
0
0
1
1
1
14
20
25
27

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
10
8
6
17
6
6
5
3
2
1
1
1
0
1
1
4
4
1
2
1
2
2
1

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)

14
15
15
14
12
10
8
7
6
6
5
5
5
5
6
6
7
8
9
11
12
14
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
6
6
6
6
6
6
6
5
4
4
4
4
4
5
5
5
5
4
4
2
1
2

Dew Point (°C)

6
6
6
6
7
7
7
6
6
6
5
5
5
5
5
5
6
6
6
6
5
5
5
5

Relative Humidity (%)

87
84
82
82
87
91
94
94
96
94
94
94
96
96
94
94
94
94
94
93
90
87
84
82

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1013
1013
1012
1011
1010
1010
1009
1009
1009
1008

Ozone (du)

351
347
323
300
301
295
288
288
285
283
284
287
285
287
287
289
289
292
299
303
305
304
311
313

Saturday 20

New Moon 0%

09:55

15:55

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: 08:15, Set: 16:08, Transit: 12:11. Moon - Rise: 09:55, Set: 15:55. Civil Dark: 16:48 - 07:36. Nautical Dark: 17:30 - 06:53. Astro Dark: 18:11 - 06:12

Total Clouds (% Sky Obscured)

73
90
48
71
82
100
100
100
97
94
94
95
97
98
99
98
98
93
96
97
99
100
100
100

Low Clouds (% Sky Obscured)

42
39
35
57
60
68
61
57
58
86
82
85
88
94
83
68
65
65
73
75
78
83
85
85

Medium Clouds (% Sky Obscured)

50
50
48
56
71
100
100
100
95
85
89
92
96
97
97
95
94
86
90
93
97
100
100
100

High Clouds (% Sky Obscured)

59
80
30
35
39
95
90
25
30
40
32
37
21
22
62
68
54
37
32
55
77
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

5
11
14
31
39
60
64
95
85
70
95
70
81
70
57
65
42
51
95
95
95
95
95
90

Precipitation Amount (mm)

0
0
0
0
0
0.2
0
1.2
0.4
0
0.8
0.3
0.7
0.5
0.2
0.5
0
0
0.8
0.8
0.8
1.1
0.7
0.9

Wind Speed/Direction (mph)

18
19
19
18
18
18
18
16
17
15
12
9
6
6
8
10
9
9
8
9
9
10
13
10

Chance of Frost

Temperature (°C)

8
9
9
8
8
8
7
7
7
7
7
7
7
7
7
8
8
7
7
7
7
7
7
7

Feels Like (°C)

2
2
3
3
2
2
1
2
2
3
3
4
5
6
5
4
5
5
5
4
4
4
3
5

Dew Point (°C)

5
6
6
6
6
6
6
6
7
7
6
6
6
7
7
7
7
7
7
7
6
6
6
6

Relative Humidity (%)

81
81
84
84
87
90
90
93
96
96
91
94
94
96
98
96
96
96
98
100
94
96
96
96

Pressure (mb)

1007
1006
1005
1005
1005
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

312
310
306
309
312
316
315
317
324
343
357
360
354
346
346
350
366
378
384
388
395
402
409
414

Sunday 21

Waxing Crescent 2%

10:25

17:01

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:16, Set: 16:08, Transit: 12:12. Moon - Rise: 10:25, Set: 17:01. Civil Dark: 16:48 - 07:36. Nautical Dark: 17:31 - 06:53. Astro Dark: 18:11 - 06:13

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
64
100
59
100
100
100
79
94
100
100
87
70
75
79
88
83

Low Clouds (% Sky Obscured)

86
86
95
100
94
79
81
70
64
88
59
88
69
74
77
94
97
93
81
65
68
73
73
76

Medium Clouds (% Sky Obscured)

66
94
90
85
66
48
35
57
40
60
59
60
50
45
45
43
48
48
43
43
38
41
56
41

High Clouds (% Sky Obscured)

100
74
51
26
54
78
72
70
55
55
45
50
100
92
61
31
29
24
17
39
56
65
51
25

ISS Passover

Visibility (miles)

2
9
7
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

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

Precipitation Probability (%)

62
30
33
29
32
29
23
13
16
13
15
14
6
14
20
15
30
47
60
44
32
28
24
19

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
6
7
7
7
6
6
6
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
91
85
87
85
88
90
90
90
87
85
85
88
91
93
94
91
91
91
90
88
86
83
85

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1004
1004
1004
1004
1005
1006
1006
1006

Ozone (du)

415
416
418
420
421
422
423
426
427
426
425
424
423
425
426
428
430
433
436
438
439
440
442
441

Monday 22

Waxing Crescent 6%

10:47

18:15

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: 08:16, Set: 16:09, Transit: 12:12. Moon - Rise: 10:47, Set: 18:15. Civil Dark: 16:49 - 07:36. Nautical Dark: 17:32 - 06:54. Astro Dark: 18:12 - 06:13

Total Clouds (% Sky Obscured)

80
87
93
91
86
76
65
59
57
48
53
57
58
50
43
44
60
79
97
82
67
52
67
79

Low Clouds (% Sky Obscured)

71
81
90
91
86
76
64
58
52
46
50
56
58
50
43
44
60
79
78
80
67
52
67
79

Medium Clouds (% Sky Obscured)

43
38
30
22
15
7
0
2
31
14
4
5
6
6
5
4
27
55
89
63
38
12
38
57

High Clouds (% Sky Obscured)

4
9
23
17
24
11
6
4
2
1
1
4
3
5
6
7
19
30
43
41
61
52
67
76

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
5
6
8
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 (%)

12
12
9
7
14
11
13
14
14
19
19
14
6
18
21
21
21
22
23
18
12
0
0
1

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)

10
10
10
9
8
8
8
8
8
7
7
7
8
7
8
8
8
9
10
11
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
79
77
82
83
86
86
88
88
88
91
93
93
93
93
93
94
93
93
94
94
94
93

Pressure (mb)

1007
1007
1007
1007
1007
1008
1008
1009
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1014
1014
1015
1015
1016

Ozone (du)

441
440
438
436
433
432
431
430
429
425
422
420
416
416
415
414
413
415
418
420
421
422
422
424

Tuesday 23

Waxing Crescent 12%

11:04

19:33

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: 08:17, Set: 16:09, Transit: 12:13. Moon - Rise: 11:04, Set: 19:33. Civil Dark: 16:49 - 07:37. Nautical Dark: 17:32 - 06:54. Astro Dark: 18:13 - 06:14

Total Clouds (% Sky Obscured)

91
93
93
96
96
96
98
94
89
83
77
72
69
77
81
81
84
89
96
97
99
100
97
93

Low Clouds (% Sky Obscured)

81
83
85
87
88
89
90
84
78
73
73
71
68
71
77
72
70
69
67
69
72
75
79
84

Medium Clouds (% Sky Obscured)

76
72
70
68
53
39
28
28
27
25
18
8
0
9
14
18
26
35
45
60
71
78
55
32

High Clouds (% Sky Obscured)

65
68
74
80
58
37
15
26
38
51
56
63
69
49
27
10
33
56
78
83
87
92
71
47

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
8

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 (%)

0
2
2
1
3
4
4
5
5
6
5
2
0
0
0
0
0
0
0
7
10
12
20
27

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)

13
14
14
15
15
15
15
15
16
16
18
19
20
21
21
21
21
21
20
19
18
19
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
90
91
93
93
94
96
94
93
91
93
94
98
96
96
96
96
98
98
94
94
94
93

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019
1020
1020
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

425
426
423
420
417
413
409
404
402
400
397
396
395
393
391
389
388
389
390
391
390
390
389
389

Wednesday 24

Waxing Crescent 19%

11:04

20:51

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: 08:17, Set: 16:10, Transit: 12:13. Moon - Rise: 11:04, Set: 20:51. Civil Dark: 16:50 - 07:37. Nautical Dark: 17:33 - 06:54. Astro Dark: 18:13 - 06:14

Total Clouds (% Sky Obscured)

90
90
90
91
82
75
69
77
85
93
94
96
98
98
99
99
97
96
95

Low Clouds (% Sky Obscured)

89
90
90
91
82
75
69
77
81
82
86
88
91
90
87
86
82
79
76

Medium Clouds (% Sky Obscured)

9
6
4
3
3
3
2
9
17
30
37
49
60
65
61
56
43
34
27

High Clouds (% Sky Obscured)

21
14
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
5
6
6
7
7
8
8
8
9
9
8
8
7
5
4
2
2
2

Fog (%)

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

Precipitation Probability (%)

32
34
36
39
38
37
36
32
26
15
25
30
32
40
48
49
44
38
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

20
21
21
21
20
21
22
23
23
23
23
23
22
22
21
20
21
20
20

Chance of Frost

Temperature (°C)

5
6
6
5
5
5
5
4
4
3
3
3
2
2
2
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
94
98
96
96
94
91
88
85
82
77
74
76
77
78
80
81

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020
1020

Ozone (du)

388
387
388
388
388
387
386
385
383
382
381
381
382
383
382
382
381
375
368

Forecast for Minehead, Somerset, United Kingdom (51.20,-3.48)

Generated: 18/12/25 11:20:42. Forecast: 18/12/25 to 24/12/25. Timezone: UTC+0.00