Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 13

Waning Crescent 26%

03:48

11:42

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: 08:07, Set: 16:24, Transit: 12:15. Moon - Rise: 03:48, Set: 11:42. Civil Dark: 17:03 - 07:28. Nautical Dark: 17:45 - 06:46. Astro Dark: 18:25 - 06:06

Total Clouds (% Sky Obscured)

75
100
65
94
100
98
89
91
93
95
100
100
100
100
100
100
100
100
100
100
100
100
97
72

Low Clouds (% Sky Obscured)

60
61
85
90
91
87
78
80
74
82
67
74
72
75
58
73
68
80
88
76
87
79
70
57

Medium Clouds (% Sky Obscured)

0
0
23
100
100
100
89
91
93
95
100
99
100
100
100
100
100
99
100
100
100
100
89
51

High Clouds (% Sky Obscured)

100
100
100
100
100
100
89
91
93
95
100
100
100
100
100
100
100
100
100
100
100
100
75
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
1
2
2
6
3
9
9
6
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
0
7
1
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
Light Rain
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
0
0
95
93
53
73
65
35
18
15
3
6
0
1
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.9
0.4
0
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
90
90
95
95
95
96
96
96
95
93
93
91
91
91
91
91
91
93
93
91
91
89
91

Pressure (mb)

1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1005
1006
1007
1008
1009
1009
1010

Ozone (du)

330
325
327
329
326
329
330
331
332
335
335
337
338
336
335
340
342
337
338
345
350
353
355
352

Wednesday 14

Waning Crescent 18%

05:00

12:09

00 Bad
01 OK
02 OK
03 Good
04 OK
05 Good
06 Good
07 Good
08 OK
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: 08:06, Set: 16:26, Transit: 12:16. Moon - Rise: 05:00, Set: 12:09. Civil Dark: 17:04 - 07:27. Nautical Dark: 17:46 - 06:45. Astro Dark: 18:26 - 06:05

Total Clouds (% Sky Obscured)

49
31
24
0
14
0
0
0
39
93
100
100
100
100
100
100
100
100
100
100
78
92
92
94

Low Clouds (% Sky Obscured)

49
31
24
0
14
0
0
0
0
35
42
0
0
0
0
0
10
35
31
22
44
86
85
89

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
20
38
62
64
66
100
100
100
96
100
100
77
70
90
73

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
25
59
58
83
100
100
100
100
100
100
74
100
15
2
0
3

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
1
0

Fog (%)

0
0
0
0
0
0
0
0
12
74
88
42
38
6
9
6
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
0
0
0
1
2
3
3
30
37
10
9
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
89
89
88
88
88
88
86
84
80
74
70
71
75
82
88
86
91
94
96
96
98
98

Pressure (mb)

1010
1011
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1013
1013
1012
1012
1012
1011
1011
1010
1009
1009
1009
1008

Ozone (du)

349
344
342
345
342
334
326
323
324
323
317
312
305
306
308
310
313
315
312
316
317
315
317
324

Thursday 15

Waning Crescent 11%

06:07

12:45

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: 08:05, Set: 16:27, Transit: 12:16. Moon - Rise: 06:07, Set: 12:45. Civil Dark: 17:06 - 07:27. Nautical Dark: 17:48 - 06:45. Astro Dark: 18:28 - 06:05

Total Clouds (% Sky Obscured)

92
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
64
56

Low Clouds (% Sky Obscured)

85
55
74
78
95
100
100
100
100
100
100
96
77
67
81
96
100
100
100
100
92
88
64
56

Medium Clouds (% Sky Obscured)

83
66
60
92
81
100
91
100
100
100
100
100
100
100
100
100
100
100
100
99
89
70
64
56

High Clouds (% Sky Obscured)

0
90
85
85
100
100
100
100
100
100
100
100
100
94
79
100
100
100
100
100
91
85
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

44
48
36
63
95
95
95
95
95
95
95
92
87
83
76
93
95
94
70
67
65
72
95
95

Precipitation Amount (mm)

0
0.3
0
0.5
1.1
1.9
1.1
1.2
0.6
0.7
0.5
0.5
0.4
0.3
0.2
0.4
0.8
0.6
0.3
0.2
0.2
0.3
1.1
2.1

Wind Speed/Direction (mph)

10
12
12
13
12
11
12
11
9
9
8
8
8
9
9
9
9
9
10
8
8
12
14
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
2
2
3
3
4
5
5
5
6
5
6
7
7
7
6
6
6
6
4
2
1

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1008
1007
1007
1006
1006
1005
1004
1004
1003
1003
1003
1003
1001
1000
999
999
998
997
997
996
995
995
996
997

Ozone (du)

330
329
327
324
331
336
341
346
348
351
355
355
352
349
346
347
348
350
353
354
359
364
366
368

Friday 16

Waning Crescent 6%

07:05

13:36

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: 08:04, Set: 16:29, Transit: 12:17. Moon - Rise: 07:05, Set: 13:36. Civil Dark: 17:07 - 07:26. Nautical Dark: 17:49 - 06:44. Astro Dark: 18:29 - 06:04

Total Clouds (% Sky Obscured)

54
57
60
71
64
53
59
75
76
74
58
49
46
39
47
87
93
62
71
92
91
94
97
100

Low Clouds (% Sky Obscured)

54
57
53
55
58
53
59
68
69
66
58
49
46
39
32
38
43
46
50
60
62
64
64
68

Medium Clouds (% Sky Obscured)

54
57
60
71
23
0
17
42
55
48
5
0
7
12
24
78
86
62
55
70
62
72
86
100

High Clouds (% Sky Obscured)

0
20
20
15
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
10
8
18
46
59

ISS Passover

Visibility (miles)

2
5
9
9
9
9
9
9
9
5
7
9
9
9
9
9
4
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
Very Light Rain
None
None
None
None
None
None
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
67
13
1
0
1
8
17
64
42
27
19
18
23
26
34
19
5
4
4
4
3
2
2

Precipitation Amount (mm)

1.2
0.3
0
0
0
0
0
0
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
11
9
9
8
9
8
8
9
10
10
11
11
10
10
9
8
7
7
7
7
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
96
98
96
94
93
96
93
94
93
91
87
87
85
88
90
91
94
94
94
96
94
94

Pressure (mb)

998
998
1000
1001
1001
1002
1002
1002
1003
1003
1004
1004
1004
1004
1005
1005
1005
1006
1007
1007
1007
1008
1008
1008

Ozone (du)

371
369
368
367
369
375
379
388
390
388
385
387
388
391
394
396
402
404
407
412
416
415
415
413

Saturday 17

Waning Crescent 2%

07:50

14:39

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 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:03, Set: 16:31, Transit: 12:17. Moon - Rise: 07:50, Set: 14:39. Civil Dark: 17:09 - 07:25. Nautical Dark: 17:50 - 06:43. Astro Dark: 18:30 - 06:04

Total Clouds (% Sky Obscured)

96
92
87
86
84
91
91
91
91
83
72
65
57
49
41
50
62
74
88
85
82
78
80
82

Low Clouds (% Sky Obscured)

74
80
83
76
79
79
80
77
81
79
72
65
57
48
38
50
62
74
79
77
75
77
80
82

Medium Clouds (% Sky Obscured)

82
75
70
40
4
46
31
27
35
29
2
0
0
0
0
0
0
0
2
3
5
25
43
59

High Clouds (% Sky Obscured)

38
25
5
5
6
5
16
18
7
5
3
0
0
2
1
1
0
1
2
1
1
2
5
7

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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1008
1008
1009
1009
1010
1010
1011
1011
1012
1013
1013
1014
1014
1014
1015
1015
1016
1016
1017
1016
1017
1018
1018
1018

Ozone (du)

412
413
414
413
412
415
417
418
417
418
418
419
417
416
415
413
410
409
408
408
408
408
407
405

Sunday 18

New Moon 0%

08:23

15:53

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: 08:02, Set: 16:32, Transit: 12:17. Moon - Rise: 08:23, Set: 15:53. Civil Dark: 17:10 - 07:24. Nautical Dark: 17:52 - 06:43. Astro Dark: 18:31 - 06:03

Total Clouds (% Sky Obscured)

79
76
73
76
80
83
89
94
100
98
97
95
94
93
92
90
87
84
92
97
100
100
100
100

Low Clouds (% Sky Obscured)

79
76
73
76
80
83
89
94
100
98
97
95
94
93
92
90
86
82
88
94
100
100
100
100

Medium Clouds (% Sky Obscured)

60
63
70
64
54
52
62
78
85
75
66
56
36
19
3
3
3
2
2
1
0
8
17
25

High Clouds (% Sky Obscured)

7
7
10
12
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
6
3
1
3
6
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 (%)

1
1
0
0
0
0
2
3
2
9
10
6
13
16
17
21
22
20
20
19
17
16
11
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

404
405
405
406
408
410
412
412
413
413
415
417
420
423
426
429
430
430
430
426
422
417
416
415

Monday 19

Waxing Crescent 1%

08:47

17:11

Sun - Rise: 08:01, Set: 16:34, Transit: 12:17. Moon - Rise: 08:47, Set: 17:11. Civil Dark: 17:12 - 07:23. Nautical Dark: 17:53 - 06:42. Astro Dark: 18:33 - 06:02

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: 13/01/26 06:56:04. Forecast: 13/01/26 to 19/01/26. Timezone: UTC+0.00