Clear Outside v1.0 - International Weather Forecasts For Astronomers

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)

100
100
100
100
100
100
100
100
100
95
96
91
100
100
100
100
93
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

76
82
88
89
87
89
73
91
100
86
89
77
98
100
96
95
85
69
61
73
84
80
65
63

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
8
0
36
75
80
86
99
82
82
69
45
91
96
80
97
100
100
100

High Clouds (% Sky Obscured)

0
0
0
2
41
72
57
42
70
95
96
75
51
5
2
57
65
100
83
100
84
100
100
97

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
0
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

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
0
0
0
0
0
0
10
19
11
27
21
8
1
0
1
2
3
4
6

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)

7
5
7
7
7
7
6
8
7
10
12
13
15
15
14
15
14
15
16
17
16
17
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
93
93
94
96
96
93
94
96
94
91
91
88
88
88
87
87
85
85
85
88
88
88
86

Pressure (mb)

999
999
999
998
997
997
997
997
997
996
996
996
996
995
994
994
994
994
993
993
993
993
993
993

Ozone (du)

396
395
391
383
380
378
375
374
374
375
376
376
375
376
376
376
375
377
376
378
379
383
384
383

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)

98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
76
87
95
96
98
99
100
98
97
99
98
97
94
94
94
97
100
81
77
83
83
77
96

Medium Clouds (% Sky Obscured)

85
95
98
99
77
83
84
89
90
100
100
90
96
99
98
99
95
98
93
94
62
55
81
75

High Clouds (% Sky Obscured)

85
96
91
100
100
100
100
100
100
100
62
86
100
100
100
100
100
51
8
29
87
91
91
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
2
0
0
0
0
0

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

Precipitation Probability (%)

8
18
19
16
25
39
48
55
70
86
92
91
87
78
73
70
69
70
68
61
47
51
51
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
17
18
18
18
19
19
18
18
17
16
15
14
12
11
10
9
9
7
7
6
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
93
91
91
94
93
93
93
94
94
94
94
94
94
94
94
96
96
96
98
98
98
98

Pressure (mb)

992
992
991
991
991
991
991
991
992
992
992
992
992
992
992
992
992
992
993
993
993
993
993
993

Ozone (du)

382
383
382
381
381
382
383
383
381
379
379
378
379
381
382
384
383
380
380
380
379
382
389
401

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)

100
100
100
100
100
100
100
85
98
96
73
76
76
79
87
90
100
100
100
99
99
100
100
81

Low Clouds (% Sky Obscured)

88
88
84
84
73
85
90
75
95
92
72
69
67
66
84
80
47
54
43
38
36
36
40
47

Medium Clouds (% Sky Obscured)

88
97
100
100
100
99
100
83
18
65
10
7
18
12
7
75
100
100
100
98
98
98
100
50

High Clouds (% Sky Obscured)

91
91
86
91
82
54
7
3
0
4
0
0
0
0
0
0
80
70
78
1
13
98
93
81

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
3
2
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
2
0
0
0
0
0
3
13
9
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

50
67
73
68
59
53
47
43
45
37
22
11
18
30
22
8
3
2
1
3
3
2
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
3
3
2
2
3
4
4
5
7
8
9
10
11
12
10
9
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
98
100
98
98
98
100
98
98
96
85
81
79
79
87
93
96
96
94
93
93
93

Pressure (mb)

992
992
992
992
992
992
992
992
992
993
993
993
993
993
993
993
993
994
994
994
994
994
994
994

Ozone (du)

409
417
428
437
447
447
449
448
446
447
449
451
453
453
453
456
457
459
459
457
459
465
467
471

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)

94
92
62
59
59
77
76
69
77
78
94
93
75
75
100
97
51
57
75
92
100
100
100
100

Low Clouds (% Sky Obscured)

47
47
48
55
59
77
76
69
77
78
88
88
75
75
75
77
51
57
75
88
95
95
95
94

Medium Clouds (% Sky Obscured)

88
88
17
10
5
0
15
30
45
44
73
66
37
38
40
55
51
57
65
60
65
70
70
70

High Clouds (% Sky Obscured)

57
28
0
0
0
0
30
60
77
78
78
68
75
75
100
97
51
57
75
85
80
76
97
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
1
0
0
0
0
0
0
0
0
0
0
1
4
7
22
44
71
77
81
88
83
84
87

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.5
0.5
0.7
0.5
0.5
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
94
96
94
96
94
93
90
88
84
81
82
85
84
88
90
93
88
85
83
82

Pressure (mb)

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

Ozone (du)

468
454
445
448
446
442
441
440
439
436
423
420
424
422
420
419
416
414
413
412
410
408
407
407

Friday 6

Waning Gibbous 81%

23:02

09:02

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: 07:36, Set: 17:06, Transit: 12:21. Moon - Rise: 23:02, Set: 09:02. Civil Dark: 17:41 - 07:00. Nautical Dark: 18:21 - 06:21. Astro Dark: 19:00 - 05:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
88
82
80
84
89

Low Clouds (% Sky Obscured)

96
98
100
100
100
100
100
100
100
98
95
93
95
98
100
100
100
100
84
79
74
79
84
89

Medium Clouds (% Sky Obscured)

55
35
30
35
55
55
70
72
94
93
67
93
76
63
43
57
45
54
43
68
82
80
84
84

High Clouds (% Sky Obscured)

76
53
20
43
63
85
71
60
66
45
48
59
52
58
75
54
27
0
18
19
19
9
9
8

ISS Passover

Visibility (miles)

9
9
9
9
1
0
0
0
0
0
0
0
0
0
0
0
6
9
9
6
3
0
0
0

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

Precipitation Probability (%)

84
78
73
71
65
50
45
44
44
76
95
95
95
82
60
50
40
32
56
71
81
91
92
87

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
15
14
14
15
15
15
14
14
13
12
12
10
9
9
9
8
7
6
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
86
91
93
94
96
96
94
94
96
94
96
96
96
94
94
93
85
93
94
96
98
96
98

Pressure (mb)

991
991
991
991
991
991
991
991
992
992
992
993
993
993
993
994
994
995
995
993
994
994
995
995

Ozone (du)

407
408
406
406
409
411
411
411
412
412
412
414
415
415
415
412
409
406
405
406
407
408
412
416

Saturday 7

Waning Gibbous 72%

No Rise

09:14

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: 07:34, Set: 17:08, Transit: 12:21. Moon - Rise: No Rise, Set: 09:14. Civil Dark: 17:43 - 06:59. Nautical Dark: 18:22 - 06:19. Astro Dark: 19:01 - 05:40

Total Clouds (% Sky Obscured)

88
87
86
85
84
82
88
94
100
86
72
59
66
69
71
68
63
61
49
42
51
62
81
83

Low Clouds (% Sky Obscured)

88
87
86
85
84
82
83
83
84
76
65
53
54
57
59
56
54
51
49
42
51
62
81
83

Medium Clouds (% Sky Obscured)

51
26
5
11
16
24
29
27
26
22
18
15
12
13
20
17
22
21
16
10
10
10
9
9

High Clouds (% Sky Obscured)

9
9
14
23
44
42
37
37
44
32
16
0
0
0
0
33
63
61
49
42
51
43
31
12

ISS Passover

Visibility (miles)

0
1
1
1
1
1
0
1
1
1
4
7
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
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

Precipitation Probability (%)

67
45
17
17
14
5
6
4
1
5
3
1
11
18
25
25
25
22
18
14
6
32
45
53

Precipitation Amount (mm)

0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
98
98
98
98
98
98
98
91
85
80
80
81
80
85
88
91
91
93
93
94
96

Pressure (mb)

995
996
996
996
997
997
997
998
998
999
999
999
999
999
999
999
999
1000
1000
1000
1001
1001
1001
1002

Ozone (du)

420
420
420
420
419
419
418
416
414
412
412
412
413
414
415
416
417
417
418
419
419
420
420
420

Sunday 8

Waning Gibbous 63%

00:17

09:28

Sun - Rise: 07:32, Set: 17:09, Transit: 12:21. Moon - Rise: 00:17, Set: 09:28. Civil Dark: 17:45 - 06:57. Nautical Dark: 18:24 - 06:17. Astro Dark: 19:03 - 05:39

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 02/02/26 08:25:27. Forecast: 02/02/26 to 08/02/26. Timezone: UTC+0.00