Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 21

Waxing Crescent 15%

09:59

19:58

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:48, Set: 16:29, Transit: 12:38. Moon - Rise: 09:59, Set: 19:58. Civil Dark: 17:15 - 08:02. Nautical Dark: 18:04 - 07:13. Astro Dark: 18:51 - 06:26

Total Clouds (% Sky Obscured)

63
76
82
100
100
100
100
100
100
100
91
89
94
100
100
100
100
100
95
100
100
100
100
100

Low Clouds (% Sky Obscured)

55
76
82
83
71
58
89
61
75
85
48
60
82
83
89
78
66
60
59
72
87
85
74
70

Medium Clouds (% Sky Obscured)

63
76
72
62
100
95
68
60
59
65
32
58
78
54
53
97
98
87
67
88
100
82
98
99

High Clouds (% Sky Obscured)

63
76
50
100
100
100
100
100
100
100
75
22
55
100
77
76
75
100
30
35
71
100
98
45

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

Very Light Rain
Very 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
None
None
None

Precipitation Probability (%)

46
59
95
83
57
9
3
11
15
4
4
2
1
2
1
0
0
0
11
8
31
34
16
3

Precipitation Amount (mm)

0.2
0.3
1.5
0.7
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
8
9
11
12
13
11
12
13
15
16
18
18
19
18
17
17
18
19
18
17
16
17
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
83
87
90
88
85
82
81
82
84
81
81
80
80
79
82
81
81
81
79
77
78
77
75

Pressure (mb)

987
987
987
986
985
985
985
985
985
985
986
986
987
987
988
988
989
989
990
990
990
990
990
990

Ozone (du)

328
327
327
328
331
333
335
337
335
333
334
335
335
336
334
332
331
331
332
332
332
333
334
335

Thursday 22

Waxing Crescent 24%

10:02

21:26

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:46, Set: 16:32, Transit: 12:39. Moon - Rise: 10:02, Set: 21:26. Civil Dark: 17:17 - 08:00. Nautical Dark: 18:06 - 07:11. Astro Dark: 18:52 - 06:25

Total Clouds (% Sky Obscured)

96
90
93
94
97
96
98
100
100
100
100
84
88
67
87
87
91
93
94
92
84
83
81
78

Low Clouds (% Sky Obscured)

76
85
84
81
79
76
74
69
68
71
57
46
48
51
55
53
58
66
64
65
67
70
65
54

Medium Clouds (% Sky Obscured)

81
52
52
77
91
85
91
100
100
97
66
43
64
28
24
27
41
46
52
67
52
30
28
56

High Clouds (% Sky Obscured)

57
12
45
48
55
52
60
100
100
100
83
32
1
0
0
0
0
0
0
1
1
0
1
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
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 (%)

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

20
21
21
22
23
24
25
25
24
24
24
24
24
23
23
22
21
20
19
19
19
19
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
75
75
75
75
76
76
75
74
72
72
75
76
79
75
73
75
74
74
78
79
80
80

Pressure (mb)

990
990
991
991
991
991
991
991
991
991
991
991
992
992
993
993
994
995
995
995
996
996
996
997

Ozone (du)

337
336
334
335
335
336
338
339
340
341
343
349
353
358
358
360
363
364
363
360
359
359
359
359

Friday 23

Waxing Crescent 34%

10:05

22:55

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:44, Set: 16:34, Transit: 12:39. Moon - Rise: 10:05, Set: 22:55. Civil Dark: 17:19 - 07:59. Nautical Dark: 18:08 - 07:10. Astro Dark: 18:54 - 06:24

Total Clouds (% Sky Obscured)

81
90
90
91
77
76
77
84
82
79
81
75
73
65
64
62
60
63
64
65
73
82
88
90

Low Clouds (% Sky Obscured)

56
57
58
59
57
58
60
61
58
50
52
48
44
39
39
38
37
38
40
39
44
48
53
62

Medium Clouds (% Sky Obscured)

49
54
50
53
29
25
23
34
36
50
59
57
57
47
42
43
58
46
34
35
39
55
57
56

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
4
3
2
2
2
2
1
1
1
1
1
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 (%)

0
1
1
5
0
0
2
1
1
1
0
0
0
0
1
2
0
1
1
1
6
7
5
14

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)

17
17
17
17
17
16
16
16
16
15
15
16
15
15
15
14
14
14
14
13
13
12
11
11

Chance of Frost

Temperature (°C)

4
4
5
5
5
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

2
1
1
2
2
2
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2

Relative Humidity (%)

83
77
79
80
82
83
80
80
82
82
80
82
82
80
80
82
80
79
79
78
79
79
79
82

Pressure (mb)

997
998
998
999
999
999
1000
1000
1000
1000
1000
1001
1001
1001
1001
1002
1002
1002
1002
1002
1001
1001
1001
1001

Ozone (du)

359
354
353
355
361
364
363
361
359
357
356
354
356
358
362
363
365
366
364
364
365
366
367
370

Saturday 24

Waxing Crescent 45%

10:09

00:28

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK

Sun - Rise: 08:42, Set: 16:36, Transit: 12:39. Moon - Rise: 10:09, Set: 00:28. Civil Dark: 17:21 - 07:57. Nautical Dark: 18:10 - 07:09. Astro Dark: 18:56 - 06:22

Total Clouds (% Sky Obscured)

88
88
95
97
100
99
99
94
85
80
75
81
78
74
68
70
70
66
60
51
47
44
44
48

Low Clouds (% Sky Obscured)

71
79
78
77
75
74
72
71
70
69
67
64
58
52
44
40
32
30
28
27
30
33
38
41

Medium Clouds (% Sky Obscured)

51
62
88
58
65
68
72
65
55
46
36
39
39
39
39
39
37
33
31
27
22
19
15
16

High Clouds (% Sky Obscured)

0
0
9
21
32
23
13
3
2
1
0
0
0
1
1
0
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 (%)

21
24
26
28
29
24
18
11
10
5
1
1
1
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)

11
11
11
11
11
11
11
11
10
10
10
11
11
12
11
11
13
13
12
12
12
11
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
79
80
76
73
72
75
75
73
73
73
72
71
72
73
76
72
70
71
71
71
72
75
75

Pressure (mb)

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

Ozone (du)

374
377
380
385
389
392
394
396
398
401
402
404
405
405
407
409
412
414
415
416
417
417
418
421

Sunday 25

Waxing Crescent 57%

10:15

02:05

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
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

Sun - Rise: 08:40, Set: 16:38, Transit: 12:39. Moon - Rise: 10:15, Set: 02:05. Civil Dark: 17:23 - 07:55. Nautical Dark: 18:12 - 07:07. Astro Dark: 18:58 - 06:21

Total Clouds (% Sky Obscured)

53
59
64
70
70
61
52
43
43
43
43
50
58
65
56
54
48
50
56
58
56
58
56
55

Low Clouds (% Sky Obscured)

42
44
40
35
30
32
33
35
36
37
39
43
47
52
46
38
34
38
43
48
52
55
56
55

Medium Clouds (% Sky Obscured)

19
22
20
23
26
23
16
7
8
8
8
17
25
32
30
27
30
30
30
35
35
40
35
35

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
11
25
38
42
46
45
41
28
11
13
10
5
5
4
4

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
8
7

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
0
0
0
0
1
2
0
0
0
0
0
0
0
0
0
0
2
5
8
23
29
29
38

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
10
11
12
12
12
13
12
12
11
13
14
15
16
16
17
16
16
16
16
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
76
74
70
70
72
72
72
74
74
76
76
74
74
74
72
72
72
73
75
75
77
77

Pressure (mb)

1004
1005
1005
1005
1005
1005
1004
1004
1004
1003
1003
1002
1002
1001
1001
1000
999
999
998
997
997
996
995
995

Ozone (du)

425
426
428
432
435
435
431
427
424
423
422
422
421
420
419
414
409
404
400
395
390
389
388
386

Monday 26

First Quarter 54%

10:25

03:47

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:38, Set: 16:41, Transit: 12:40. Moon - Rise: 10:25, Set: 03:47. Civil Dark: 17:25 - 07:54. Nautical Dark: 18:14 - 07:06. Astro Dark: 19:00 - 06:20

Total Clouds (% Sky Obscured)

56
57
70
85
100
86
71
59
74
86
100
100
100
100
98
95
93
95
97
99
99
100
100
100

Low Clouds (% Sky Obscured)

56
57
51
47
43
46
50
53
58
63
67
67
67
67
68
69
69
70
70
68
73
79
85
85

Medium Clouds (% Sky Obscured)

35
35
34
33
32
22
12
3
23
42
56
57
60
64
51
37
24
31
38
51
68
84
100
96

High Clouds (% Sky Obscured)

4
3
35
67
99
75
55
38
59
79
100
100
100
100
89
79
68
77
86
94
65
35
5
40

ISS Passover

Visibility (miles)

8
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 (%)

38
32
38
43
50
41
33
5
9
9
3
13
19
23
22
18
4
10
12
13
14
14
8
13

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)

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

Chance of Frost

Temperature (°C)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
77
80
80
83
80
79
77
76
77
77
77
76
75
75
73
72
72
71
72
71
71
71

Pressure (mb)

994
993
992
992
991
991
990
990
990
989
989
989
989
989
989
989
989
989
989
989
989
989
990
990

Ozone (du)

386
386
386
386
385
385
388
390
393
392
392
391
391
391
391
393
395
397
396
395
394
394
393
393

Tuesday 27

Waxing Gibbous 68%

10:46

05:31

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:37, Set: 16:43, Transit: 12:40. Moon - Rise: 10:46, Set: 05:31. Civil Dark: 17:27 - 07:52. Nautical Dark: 18:15 - 07:04. Astro Dark: 19:00 - 06:18

Total Clouds (% Sky Obscured)

100
100
87
72
57
70
83
96
98
99
100

Low Clouds (% Sky Obscured)

86
86
87
72
57
70
82
79
81
83
85

Medium Clouds (% Sky Obscured)

92
88
82
72
57
70
65
65
60
60
65

High Clouds (% Sky Obscured)

82
100
87
72
57
70
83
93
95
97
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

17
16
19
21
17
23
24
18
29
40
39

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

21
21
21
19
17
16
16
15
15
14
13

Chance of Frost

Temperature (°C)

3
3
3
3
3
3
3
3
3
3
3

Feels Like (°C)

-3
-3
-3
-3
-3
-3
-2
-3
-3
-3
-3

Dew Point (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1

Relative Humidity (%)

72
73
74
74
76
74
74
74
74
76
76

Pressure (mb)

990
991
991
991
992
992
992
993
993
993
993

Ozone (du)

401
409
417
426
436
446
455
464
474
473
473

Forecast for Tarbert, Western Isles, United Kingdom (57.90,-6.81)

Generated: 21/01/26 19:09:36. Forecast: 21/01/26 to 27/01/26. Timezone: UTC+0.00