Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 12

Waning Crescent 26%

03:49

11:26

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

Sun - Rise: 08:08, Set: 16:26, Transit: 12:18. Moon - Rise: 03:49, Set: 11:26. Civil Dark: 17:05 - 07:30. Nautical Dark: 17:46 - 06:48. Astro Dark: 18:26 - 06:08

Total Clouds (% Sky Obscured)

61
70
77
82
83
64
63
70
73
65
64
56
51
51
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

61
70
72
69
69
53
61
70
70
64
64
53
51
51
58
62
62
80
87
87
86
89
86
77

Medium Clouds (% Sky Obscured)

61
70
77
82
54
30
1
0
0
0
0
1
1
0
0
0
0
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

61
70
70
63
0
0
4
40
73
62
45
50
0
5
99
100
100
100
100
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
4
9
9
9
7
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
1

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
None

Precipitation Probability (%)

3
8
7
39
23
30
15
18
6
3
1
1
1
0
0
0
0
1
0
1
4
47
71
70

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
90
90
88
88
88
93
88
82
84
91
95
96
96
98
98
98
96
98
96
96
95
95

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1003
1004
1004
1004
1005
1005
1005
1005
1005
1004
1004
1004
1003
1003

Ozone (du)

323
320
320
324
329
333
333
333
335
336
338
340
343
340
336
331
327
331
329
330
334
336
335
338

Tuesday 13

Waning Crescent 18%

05:01

11:46

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

Sun - Rise: 08:07, Set: 16:28, Transit: 12:18. Moon - Rise: 05:01, Set: 11:46. Civil Dark: 17:06 - 07:29. Nautical Dark: 17:48 - 06:47. Astro Dark: 18:28 - 06:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
90
89
88
80
21
0
3
4
18
48

Low Clouds (% Sky Obscured)

70
94
85
100
94
71
96
93
94
100
100
100
88
85
85
82
72
71
21
0
3
4
18
31

Medium Clouds (% Sky Obscured)

100
100
100
99
100
99
100
100
100
100
98
100
100
73
31
34
38
29
0
0
0
0
0
14

High Clouds (% Sky Obscured)

100
100
100
100
100
18
17
100
100
100
100
100
100
98
0
0
0
0
0
0
0
0
1
7

ISS Passover

Visibility (miles)

5
4
3
1
0
9
9
9
3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
1
2
1
2
1
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
90
95
95
95
83
32
10
7
8
4
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
0.7
1.2
1.1
0.6
0.4
0.7
0.8
0.4
0.9
1.5
1.4
0.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
10
10
10
10
9
9
8
8
8
8
7
6
5
5
4
4
3
3
2
1
0

Feels Like (°C)

6
7
8
8
8
8
9
8
7
6
5
5
5
4
4
3
4
4
3
3
3
2
1
0

Dew Point (°C)

8
9
9
9
10
9
9
9
9
8
7
7
6
6
5
4
4
3
2
2
1
-0
-1
-2

Relative Humidity (%)

95
98
96
98
100
95
95
95
98
95
91
90
88
90
90
91
93
93
88
88
88
88
88
88

Pressure (mb)

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

Ozone (du)

339
338
338
336
331
328
329
336
339
338
343
347
352
356
352
350
347
343
338
334
326
322
322
320

Wednesday 14

Waning Crescent 17%

06:08

12:12

09 Bad
10 Bad
11 OK
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

Sun - Rise: 08:07, Set: 16:29, Transit: 12:18. Moon - Rise: 06:08, Set: 12:12. Civil Dark: 17:07 - 07:28. Nautical Dark: 17:49 - 06:47. Astro Dark: 18:29 - 06:07

Total Clouds (% Sky Obscured)

89
55
43
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

36
0
33
0
39
37
22
24
70
80
75
81
93
95
94
82
85
97
100
100
100
100
96
98

Medium Clouds (% Sky Obscured)

43
35
12
97
74
100
100
96
99
99
100
59
46
97
71
100
100
100
100
71
100
86
82
100

High Clouds (% Sky Obscured)

52
15
20
100
100
78
100
100
59
92
100
100
100
100
100
86
100
100
100
85
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
2
3
4
7
4
1
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
Light Rain
Very Light Rain
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
7
2
16
44
90
56
28
17
75
95
95
95
95
95
95
87
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.7
0.3
0
0
0.4
1.4
1.6
1
1.3
1.5
0.9
0.4
0.6
1

Wind Speed/Direction (mph)

2
3
3
5
6
8
8
8
8
9
9
10
11
15
15
16
15
15
15
16
15
16
14
12

Chance of Frost

Temperature (°C)

1
2
4
5
5
5
5
5
4
5
5
5
5
7
7
7
8
8
8
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

-2
-2
0
1
1
2
3
3
3
3
3
3
4
4
5
6
7
7
7
8
8
8
8
7

Relative Humidity (%)

86
80
77
76
76
79
83
86
89
89
88
89
88
82
84
91
96
95
95
96
98
98
96
96

Pressure (mb)

1014
1014
1014
1014
1013
1013
1013
1012
1012
1011
1011
1010
1009
1009
1008
1007
1006
1006
1004
1004
1002
1001
1001
1000

Ozone (du)

313
309
307
308
310
313
315
315
315
317
317
317
322
324
328
333
340
345
352
354
349
349
350
352

Thursday 15

Waning Crescent 11%

07:06

12:49

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

Sun - Rise: 08:06, Set: 16:31, Transit: 12:19. Moon - Rise: 07:06, Set: 12:49. Civil Dark: 17:09 - 07:28. Nautical Dark: 17:50 - 06:46. Astro Dark: 18:30 - 06:06

Total Clouds (% Sky Obscured)

100
100
100
93
87
83
77
76
73
75
74
76
81
83
85
80
45
49
46
39
37
37
33
26

Low Clouds (% Sky Obscured)

81
59
45
50
53
58
52
53
52
50
54
52
56
57
58
40
45
49
46
39
36
32
24
26

Medium Clouds (% Sky Obscured)

97
92
87
77
70
62
53
46
35
35
35
35
31
32
33
54
38
49
41
20
4
6
21
26

High Clouds (% Sky Obscured)

100
100
100
73
47
25
15
25
35
25
10
15
5
9
12
8
4
0
0
0
0
1
1
7

ISS Passover

Visibility (miles)

6
9
9
9
4
4
3
4
5
3
5
2
5
9
9
9
9
9
9
9
9
9
9
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

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

Precipitation Probability (%)

95
84
67
80
95
85
82
84
87
78
74
71
43
14
1
5
7
7
14
14
7
10
40
74

Precipitation Amount (mm)

0.5
0.3
0
0.3
0.8
0.4
0.3
0.4
0.4
0.3
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0.6

Wind Speed/Direction (mph)

14
10
7
6
6
7
7
6
5
4
6
6
7
7
8
8
8
8
9
8
7
7
8
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
93
94
94
94
93
91
93
94
96
98
94
93
91
91
93
94
93
93
93
93
93
93

Pressure (mb)

999
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1002
1002
1003
1003
1003
1003
1004
1004
1004
1003
1004

Ozone (du)

350
352
353
353
357
362
364
367
367
368
368
369
374
374
375
377
378
374
374
379
384
389
391
390

Friday 16

Waning Crescent 6%

07:51

13:40

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

Sun - Rise: 08:05, Set: 16:32, Transit: 12:19. Moon - Rise: 07:51, Set: 13:40. Civil Dark: 17:10 - 07:27. Nautical Dark: 17:52 - 06:45. Astro Dark: 18:31 - 06:06

Total Clouds (% Sky Obscured)

33
39
46
49
52
59
62
63
68
67
70
68
65
65
66
76
90
100
89
79
70
70
71
74

Low Clouds (% Sky Obscured)

33
33
40
36
35
33
36
40
39
48
55
63
65
61
61
63
65
70
67
64
59
60
61
62

Medium Clouds (% Sky Obscured)

33
32
40
45
35
40
48
59
66
59
43
39
40
45
45
67
85
100
87
79
70
70
71
74

High Clouds (% Sky Obscured)

30
2
0
5
10
14
13
7
1
2
4
8
14
24
25
34
50
63
61
58
53
53
46
31

ISS Passover

Visibility (miles)

6
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 (%)

24
10
21
26
15
22
20
18
12
15
16
13
22
12
12
26
26
22
25
25
21
26
25
9

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)

12
11
12
13
14
13
13
11
10
9
9
9
9
9
8
8
8
7
7
7
7
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
88
85
85
87
87
88
91
93
93
93
94
94
96
96
96
96
96
94
96
94
96
96

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1008
1008
1008
1009

Ozone (du)

392
393
393
393
393
396
395
400
402
408
414
421
426
429
431
433
435
437
439
442
446
449
448
448

Saturday 17

Waning Crescent 2%

08:24

14:43

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

Sun - Rise: 08:04, Set: 16:34, Transit: 12:19. Moon - Rise: 08:24, Set: 14:43. Civil Dark: 17:12 - 07:26. Nautical Dark: 17:53 - 06:45. Astro Dark: 18:33 - 06:05

Total Clouds (% Sky Obscured)

74
73
72
79
89
97
94
90
79
72
68
56
46
40
34
49
60
76
86
96
100
100
100
100

Low Clouds (% Sky Obscured)

56
54
53
50
48
48
42
36
30
43
56
56
46
40
34
49
60
76
86
95
100
100
100
100

Medium Clouds (% Sky Obscured)

74
73
72
76
76
79
64
45
25
22
23
19
25
27
34
40
40
40
40
35
40
40
30
30

High Clouds (% Sky Obscured)

9
5
5
9
8
10
9
5
4
1
1
0
27
40
34
49
60
76
86
90
90
69
53
37

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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

14
17
8
14
17
19
29
25
15
23
26
27
30
29
30
42
54
66
61
66
78
77
79
73

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.3
0.4
0.6
0.4
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
93
91
91
91
90
91
93
96
94
94
93
93
91
91
91
91
93
90
88
87
88
88

Pressure (mb)

1009
1010
1010
1010
1010
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1011
1010
1009
1009

Ozone (du)

447
444
441
438
437
437
436
435
433
431
432
432
432
431
429
427
423
419
415
415
416
416
413
409

Sunday 18

New Moon 0%

08:49

15:56

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
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:03, Set: 16:35, Transit: 12:20. Moon - Rise: 08:49, Set: 15:56. Civil Dark: 17:13 - 07:25. Nautical Dark: 17:54 - 06:44. Astro Dark: 18:34 - 06:04

Total Clouds (% Sky Obscured)

100
100
100
88
76
64
62
60
58
69
82
95
97
99
100
96
92
86
81
81
80

Low Clouds (% Sky Obscured)

100
100
100
88
76
64
56
47
35
36
33
41
45
47
53
49
57
66
59
54
44

Medium Clouds (% Sky Obscured)

25
20
16
7
3
0
2
2
3
7
13
20
30
41
49
38
28
15
31
52
72

High Clouds (% Sky Obscured)

26
13
0
0
0
0
0
1
3
20
35
45
50
45
45
30
15
15
15
20
25

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

Fog (%)

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

Precipitation Probability (%)

66
68
73
58
42
19
18
12
3
10
14
17
30
36
40
35
24
4
8
6
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
11
11
14
14
14
14
13
12
12
12
12
12
11
12
12
12
11
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
87
85
84
82
81
82
85
88
90
91
93
91
93
93
94
94
94
94
94

Pressure (mb)

1009
1008
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1004
1004
1004
1004
1004
1004

Ozone (du)

406
398
389
381
373
365
358
352
347
342
338
335
331
330
329
328
328
328
328
325
322

Forecast for Twerton, Bath and North East Somerset, United Kingdom (51.36,-2.38)

Generated: 12/01/26 09:39:32. Forecast: 12/01/26 to 18/01/26. Timezone: UTC+0.00