Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 30

Waxing Gibbous 95%

13:25

06:38

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:47, Set: 16:53, Transit: 12:20. Moon - Rise: 13:25, Set: 06:38. Civil Dark: 17:29 - 07:11. Nautical Dark: 18:10 - 06:30. Astro Dark: 18:49 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
88
90
86
70
76
100
100
100
100
100
100
100
80
100
100
96
94

Low Clouds (% Sky Obscured)

92
95
96
95
89
82
55
36
62
52
56
58
26
48
66
88
87
92
100
80
100
100
93
88

Medium Clouds (% Sky Obscured)

73
98
74
100
100
89
68
20
5
0
6
17
72
100
100
100
99
81
51
2
40
52
33
29

High Clouds (% Sky Obscured)

50
57
74
67
40
17
79
3
2
15
70
74
76
78
77
100
16
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
9
9
9
9
9
9
4
4
3
8
9
9
9
9
6
9

Fog (%)

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

Precipitation Probability (%)

100
100
100
100
0
0
0
0
0
0
0
4
7
54
87
95
85
68
46
30
28
14
22
24

Precipitation Amount (mm)

0.7
0.5
0.5
0.4
0
0
0
0
0
0
0
0
0
0
0.6
0.9
0.5
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
14
13
11
11
8
7
7
7
9
11
12
13
15
16
18
19
19
18
18
19
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
100
100
100
98
98
99
94
94
94
90
82
82
88
90
91
94
93
90
87
93
94
93

Pressure (mb)

989
988
988
987
987
987
987
987
988
988
988
988
987
986
985
985
984
983
982
981
981
981
982
983

Ozone (du)

386
385
388
391
400
405
404
417
423
417
414
418
421
427
431
431
437
440
442
443
441
440
443
442

Saturday 31

Waxing Gibbous 99%

14:50

07:22

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:45, Set: 16:55, Transit: 12:20. Moon - Rise: 14:50, Set: 07:22. Civil Dark: 17:31 - 07:09. Nautical Dark: 18:11 - 06:29. Astro Dark: 18:50 - 05:50

Total Clouds (% Sky Obscured)

82
77
76
61
71
100
100
100
100
100
100
100
100
100
100
100
100
98
95
92
93
91
91
47

Low Clouds (% Sky Obscured)

72
63
59
47
50
55
64
64
68
62
63
46
64
61
83
63
66
88
82
90
76
63
68
47

Medium Clouds (% Sky Obscured)

54
36
35
17
37
100
100
100
100
100
50
100
100
100
100
100
100
98
91
46
58
45
41
2

High Clouds (% Sky Obscured)

0
0
0
3
52
70
75
79
89
97
90
100
100
68
55
50
50
0
0
0
0
0
4
11

ISS Passover

Visibility (miles)

9
2
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

16
26
22
21
18
9
18
5
5
4
9
15
34
65
72
54
51
45
36
21
14
10
2
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
18
17
16
15
14
12
13
12
12
13
14
13
13
13
13
11
10
9
9
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

984
986
987
988
989
990
991
992
993
994
995
996
997
997
998
998
999
1000
1001
1001
1002
1002
1002
1003

Ozone (du)

441
441
443
444
446
446
447
446
447
446
448
446
445
439
439
440
437
449
471
465
477
467
426
417

Sunday 1

Full Moon 100%

16:20

07:52

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:44, Set: 16:57, Transit: 12:20. Moon - Rise: 16:20, Set: 07:52. Civil Dark: 17:33 - 07:08. Nautical Dark: 18:13 - 06:28. Astro Dark: 18:52 - 05:49

Total Clouds (% Sky Obscured)

54
88
100
100
100
100
100
100
100
100
94
94
100
96
92
84
88
90
95
97
98
94
94
95

Low Clouds (% Sky Obscured)

31
32
6
47
39
46
53
58
79
75
73
90
100
92
76
68
71
78
90
92
92
61
86
87

Medium Clouds (% Sky Obscured)

45
73
100
100
100
100
97
100
100
98
91
31
32
19
17
9
10
8
90
93
91
63
88
58

High Clouds (% Sky Obscured)

39
84
100
100
100
100
99
90
86
4
12
14
15
0
1
15
15
15
15
15
15
15
10
15

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
43
24
16
13
15
15

Precipitation Type

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

Precipitation Probability (%)

1
0
0
0
3
14
29
9
8
9
10
20
21
30
27
11
41
45
33
34
32
22
6
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

411
405
401
394
390
388
387
381
377
378
380
381
380
376
375
375
372
370
370
369
371
371
373
372

Monday 2

Waning Gibbous 100%

17:48

08:13

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:42, Set: 16:58, Transit: 12:20. Moon - Rise: 17:48, Set: 08:13. Civil Dark: 17:34 - 07:06. Nautical Dark: 18:14 - 06:26. Astro Dark: 18:53 - 05:47

Total Clouds (% Sky Obscured)

97
100
100
94
96
93
94
96
98
92
87
80
86
89
93
95
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

92
100
100
90
90
80
85
90
96
90
83
73
75
85
91
84
76
69
77
85
94
94
95
96

Medium Clouds (% Sky Obscured)

12
84
100
92
93
88
82
79
78
77
71
65
55
55
55
50
55
55
70
87
100
100
100
100

High Clouds (% Sky Obscured)

15
15
15
15
10
15
15
19
20
15
10
15
10
10
10
40
70
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
4
8
9
9
9
9
9
8
9
9
9
9
9
9
9
9
7
9
9
9
9
9

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

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

Precipitation Probability (%)

36
71
81
48
29
15
11
27
52
32
8
3
4
8
9
20
25
41
42
27
30
35
32
33

Precipitation Amount (mm)

0
0.5
0.7
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
8
8
9
10
10
10
11
11
12
12
13
14
14
14
14
14
15
14
14
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
96
96
94
94
94
94
93
93
91
88
85
84
84
84
84
82
83
85
86
88
90
88

Pressure (mb)

1000
999
999
998
997
997
996
996
996
995
995
995
994
993
992
992
991
991
991
991
990
990
990
990

Ozone (du)

369
368
368
366
366
366
365
366
366
367
368
367
366
365
364
363
363
362
364
366
368
368
370
370

Tuesday 3

Waning Gibbous 98%

19:12

08:28

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:41, Set: 17:00, Transit: 12:20. Moon - Rise: 19:12, Set: 08:28. Civil Dark: 17:36 - 07:05. Nautical Dark: 18:16 - 06:25. Astro Dark: 18:55 - 05:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
90
90
93
93
96

Low Clouds (% Sky Obscured)

97
99
100
97
95
92
93
95
97
98
99
100
98
96
93
87
85
77
84
88
90
91
91
91

Medium Clouds (% Sky Obscured)

100
100
65
72
87
85
100
100
100
100
99
98
99
99
100
96
78
62
40
20
3
16
28
37

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
70
43
15
24
32
51
65
76
91
46
20
15
10
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
3
1
1
4
4
9
6
9
9
9
9
9
9
9
9
9

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

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

Precipitation Probability (%)

44
55
64
75
84
92
95
95
95
95
95
95
95
78
73
61
49
41
43
37
16
26
29
23

Precipitation Amount (mm)

0
0.2
0.3
0.4
0.5
0.5
0.8
1.1
1.2
1.5
1.1
1.1
0.6
0.4
0.4
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
17
17
17
17
16
15
14
12
10
8
10
9
8
7
7
7
7
6
6
7
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
93
91
93
91
94
94
96
98
98
93
93
91
91
87
88
91
93
94
93
94
93
91

Pressure (mb)

989
989
989
988
988
988
988
989
989
989
990
990
991
991
991
991
992
992
993
993
994
994
994
994

Ozone (du)

372
375
377
376
378
380
382
383
387
391
399
401
404
412
414
417
421
426
430
437
437
438
437
441

Wednesday 4

Waning Gibbous 94%

20:31

08:41

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:39, Set: 17:02, Transit: 12:21. Moon - Rise: 20:31, Set: 08:41. Civil Dark: 17:38 - 07:03. Nautical Dark: 18:18 - 06:24. Astro Dark: 18:57 - 05:45

Total Clouds (% Sky Obscured)

95
94
94
93
93
93
90
88
86
86
85
81
88
94
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
89
88
77
67
57
61
65
69
71
72
75
83
92
100
95
93
89
92
91
90
80
79
79

Medium Clouds (% Sky Obscured)

33
31
35
50
65
80
85
88
86
86
78
64
74
86
99
92
84
77
81
89
96
93
90
87

High Clouds (% Sky Obscured)

4
7
14
33
56
70
77
75
69
45
36
34
53
75
100
100
100
100
71
40
15
15
10
10

ISS Passover

Visibility (miles)

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

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

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

Precipitation Probability (%)

54
57
58
55
48
34
30
30
2
14
25
36
41
52
63
55
41
12
17
22
25
38
55
79

Precipitation Amount (mm)

0
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0.2
0.4
0.3
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

10
12
14
16
15
14
13
13
12
12
13
14
15
15
15
14
14
13
13
13
13
13
13
13

Chance of Frost

Temperature (°C)

7
7
7
7
7
7
6
6
6
6
7
7
8
8
7
7
7
7
6
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
90
91
90
90
90
90
91
91
90
90
90
90
90
88
90
88
88
87
85
84
85
87

Pressure (mb)

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

Ozone (du)

443
447
451
455
465
474
484
483
481
480
468
456
445
449
453
457
452
447
443
440
436
433
431
428

Thursday 5

Waning Gibbous 88%

21:48

08:52

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:37, Set: 17:04, Transit: 12:21. Moon - Rise: 21:48, Set: 08:52. Civil Dark: 17:39 - 07:02. Nautical Dark: 18:19 - 06:22. Astro Dark: 18:58 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
98
95
92
95
97
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
98

Low Clouds (% Sky Obscured)

86
91
93
89
85
81
83
85
87
91
96
100
100
100
100
97
94
92
92
93
93
93
92
92

Medium Clouds (% Sky Obscured)

77
69
65
63
64
65
53
38
21
19
21
23
47
71
94
96
97
99
99
100
100
99
97
94

High Clouds (% Sky Obscured)

16
21
27
22
16
18
41
60
75
64
52
41
42
35
33
53
78
100
100
100
100
83
67
35

ISS Passover

Visibility (miles)

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

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

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

Precipitation Probability (%)

90
95
94
76
55
30
33
32
23
23
23
23
49
70
89
91
88
80
90
95
95
95
84
69

Precipitation Amount (mm)

0.6
0.7
0.8
0.4
0
0
0
0
0
0
0
0
0
0.3
0.5
0.5
0.5
0.3
0.5
0.7
0.9
0.7
0.5
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
93
96
94
96
96
96
96
94
91
90
90
91
93
96
96
96
96
96
96
98
96
96

Pressure (mb)

989
989
989
989
988
988
988
988
989
989
989
989
989
989
988
988
987
987
987
987
987
987
987
987

Ozone (du)

425
427
429
431
433
435
436
433
430
427
424
421
417
415
413
411
410
409
407
408
409
410
413
415

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 30/01/26 08:18:27. Forecast: 30/01/26 to 05/02/26. Timezone: UTC+0.00