Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 19

Waning Crescent 36%

00:03

14:43

12 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Good
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Good
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:13, Set: 21:14, Transit: 13:13. Moon - Rise: 00:03, Set: 14:43. Civil Dark: 21:58 - 04:29. Nautical Dark: 23:00 - 03:28. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

38
96
98
98
98
98
52
75
73
47
16
100
97
76
100
61
5
56
66
73
79
100
100
86

Low Clouds (% Sky Obscured)

82
68
65
46
80
83
68
48
30
0
0
0
24
3
5
26
30
56
66
73
69
73
58
18

Medium Clouds (% Sky Obscured)

83
61
59
47
31
40
37
90
53
49
71
87
80
89
90
91
87
56
66
73
79
100
65
59

High Clouds (% Sky Obscured)

0
0
2
100
100
100
100
100
100
100
95
100
94
100
100
100
100
56
66
73
79
100
100
75

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
4
7
9
9
4

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
21
19
50
28
42
59

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
23
24
26
25
25
25
25
23
22
20
17
17
17
17
16
16
16
16
16
16
16
17
18

Feels Like (°C)

24
23
24
25
24
25
26
25
23
23
22
17
17
17
17
17
18
17
17
17
17
17
18
19

Dew Point (°C)

14
14
14
14
14
14
14
15
15
14
13
13
13
13
13
13
13
14
14
15
15
15
15
15

Relative Humidity (%)

55
57
52
48
50
49
51
54
60
59
64
75
77
75
78
80
82
87
86
92
93
89
86
81

Pressure (mb)

1013
1013
1012
1012
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1009
1008
1008
1008
1007
1007
1007
1006
1006
1006

Ozone (du)

322
322
320
319
318
315
314
317
319
320
320
321
321
322
321
322
322
321
320
323
325
326
326
326

Sunday 20

Waning Crescent 25%

00:25

16:13

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:14, Set: 21:13, Transit: 13:13. Moon - Rise: 00:25, Set: 16:13. Civil Dark: 21:57 - 04:31. Nautical Dark: 22:58 - 03:30. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
62
64
64
100
100
100
100
100
100
100
100
99
96
100
100
100
100
100
100
100
74
65

Low Clouds (% Sky Obscured)

57
41
47
48
46
50
44
0
0
0
0
7
31
40
50
65
85
86
92
87
71
72
74
65

Medium Clouds (% Sky Obscured)

55
49
46
45
41
4
1
75
88
96
86
90
92
96
93
100
67
52
100
57
28
0
0
0

High Clouds (% Sky Obscured)

100
43
44
45
55
100
100
100
100
100
100
100
100
85
77
75
96
100
100
99
100
100
47
50

ISS Passover

Visibility (miles)

9
9
4
5
4
9
9
9
9
9
9
9
9
9
4
9
9
6
2
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

56
69
71
72
63
30
9
2
0
0
0
2
9
53
61
39
80
95
95
94
58
38
28
37

Precipitation Amount (mm)

0.2
0.4
0.5
0.5
0.4
0
0
0
0
0
0
0
0
0.3
0.4
0
0.3
2.2
1.8
0.5
0
0
0
0

Wind Speed/Direction (mph)

6
8
8
8
8
8
10
11
10
7
7
6
8
9
10
10
10
11
11
13
12
12
15
15

Chance of Frost

Temperature (°C)

20
21
22
23
23
23
23
21
20
18
17
17
16
16
16
16
16
16
16
16
16
17
18
18

Feels Like (°C)

20
20
22
22
22
22
20
18
17
16
16
15
14
14
14
14
14
14
14
14
14
14
14
14

Dew Point (°C)

16
16
15
17
18
16
14
10
9
10
10
11
11
12
14
15
15
15
15
15
14
14
12
10

Relative Humidity (%)

76
74
65
72
73
63
55
49
51
59
63
67
72
78
90
96
95
96
96
92
87
82
71
58

Pressure (mb)

1006
1005
1005
1004
1004
1003
1003
1003
1003
1003
1003
1003
1002
1002
1001
1000
999
999
998
998
998
998
998
998

Ozone (du)

329
335
332
330
329
330
329
330
331
330
332
332
334
334
333
335
336
339
339
347
349
351
353
352

Monday 21

Waning Crescent 15%

00:57

17:43

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:16, Set: 21:12, Transit: 13:13. Moon - Rise: 00:57, Set: 17:43. Civil Dark: 21:55 - 04:33. Nautical Dark: 22:56 - 03:32. Astro Dark: N/A - 01:36

Total Clouds (% Sky Obscured)

75
76
63
72
79
59
58
59
100
96
100
100
100
100
100
100
100
100
100
100
100
100
88
91

Low Clouds (% Sky Obscured)

75
65
63
62
60
59
58
55
10
25
38
59
57
66
71
78
83
81
66
67
64
58
62
75

Medium Clouds (% Sky Obscured)

0
29
2
32
31
40
30
2
14
12
20
46
87
97
100
73
87
84
84
38
29
31
86
19

High Clouds (% Sky Obscured)

0
9
0
1
1
45
55
59
68
80
100
100
100
100
100
100
100
88
100
100
100
100
30
3

ISS Passover

Visibility (miles)

9
9
4
4
4
9
9
9
9
9
9
9
9
9
9
9
6
8
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

51
62
67
52
29
5
2
0
2
4
9
24
30
20
28
59
68
57
29
18
28
43
41
34

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
18
17
17
15
14
13
12
10
7
6
6
6
6
5
5
5
4
4
5
7
9
8
7

Chance of Frost

Temperature (°C)

19
19
19
19
19
19
19
18
17
16
15
15
14
14
14
14
14
14
14
14
15
16
16
17

Feels Like (°C)

14
15
16
16
16
16
15
14
15
16
15
13
13
13
13
13
13
13
13
13
13
13
14
15

Dew Point (°C)

13
13
14
15
12
9
9
8
9
11
11
12
11
12
12
12
12
13
13
13
12
12
14
15

Relative Humidity (%)

69
68
70
76
63
53
52
51
57
68
75
80
82
83
89
87
90
93
93
90
82
79
87
87

Pressure (mb)

998
999
999
999
999
999
999
999
1000
1000
1000
1000
1000
999
999
999
998
998
999
999
999
1000
1000
1001

Ozone (du)

354
351
358
359
353
349
349
350
351
350
349
349
350
350
351
351
351
352
352
351
351
351
351
352

Tuesday 22

Waning Crescent 8%

01:45

19:05

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:17, Set: 21:11, Transit: 13:13. Moon - Rise: 01:45, Set: 19:05. Civil Dark: 21:54 - 04:34. Nautical Dark: 22:54 - 03:34. Astro Dark: 00:50 - 01:47

Total Clouds (% Sky Obscured)

80
74
97
94
85
98
88
33
83
66
66
66
71
79
78
79
76
72
86
91
95
99
99
98

Low Clouds (% Sky Obscured)

61
53
53
72
45
37
14
4
18
19
29
46
62
67
67
73
69
60
71
75
82
92
88
85

Medium Clouds (% Sky Obscured)

16
17
12
19
14
15
18
16
18
17
23
19
21
24
25
20
18
22
30
77
86
53
48
88

High Clouds (% Sky Obscured)

0
15
71
52
18
91
71
0
15
11
1
0
0
1
1
0
1
3
15
23
53
74
55
36

ISS Passover

Visibility (miles)

9
9
3
8
6
9
3
3
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

45
59
69
62
69
77
84
74
31
4
1
0
0
1
1
0
3
3
1
9
12
9
24
34

Precipitation Amount (mm)

0
0.3
0.5
0.3
0.4
0.5
0.7
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
20
20
21
21
21
20
19
17
16
15
15
15
15
15
14
14
14
15
15
16
17
18

Feels Like (°C)

16
19
19
19
19
19
19
19
19
16
14
15
15
15
14
15
14
14
14
13
14
15
15
16

Dew Point (°C)

13
10
10
14
15
16
17
17
15
16
15
14
14
14
14
14
14
14
14
14
14
12
11
9

Relative Humidity (%)

73
56
54
67
67
71
80
81
81
89
92
93
95
96
96
96
98
96
96
95
90
77
65
54

Pressure (mb)

1001
1001
1001
1002
1002
1003
1003
1004
1005
1006
1006
1007
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011
1011
1011

Ozone (du)

355
357
356
353
353
353
359
356
352
352
351
348
346
342
336
334
334
333
333
335
337
338
337
337

Wednesday 23

Waning Crescent 3%

02:51

20:11

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:18, Set: 21:09, Transit: 13:13. Moon - Rise: 02:51, Set: 20:11. Civil Dark: 21:52 - 04:36. Nautical Dark: 22:52 - 03:37. Astro Dark: 00:40 - 01:55

Total Clouds (% Sky Obscured)

97
97
97
97
97
97
97
95
92
89
86
83
80
81
82
83
79
80
78
76
74
73
77
79

Low Clouds (% Sky Obscured)

81
74
69
67
59
44
47
41
58
50
41
37
22
22
21
20
23
28
31
37
40
47
49
51

Medium Clouds (% Sky Obscured)

96
95
95
92
90
92
90
87
85
80
77
56
68
43
35
25
34
47
46
52
46
40
41
36

High Clouds (% Sky Obscured)

22
15
7
5
5
5
15
15
15
20
25
20
15
10
10
4
1
1
1
1
1
4
4
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
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
Very 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

Precipitation Probability (%)

36
44
46
45
58
58
54
51
39
23
21
15
4
6
5
3
4
3
1
9
15
20
26
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
11
11
11
10
11
11
11
10
9
7
6
6
5
5
4
4
4
4
4
5
7
9
10

Chance of Frost

Temperature (°C)

18
18
19
19
19
18
18
17
16
16
15
14
13
13
13
13
12
12
13
13
15
16
17
18

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
10
10
12
13
13
12
12
11
11
11
11
11
11
11
11
11
10
7
7

Relative Humidity (%)

52
51
48
49
49
58
61
72
78
82
83
84
84
86
86
89
92
92
92
86
78
66
52
46

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1014

Ozone (du)

337
338
338
339
340
341
342
342
342
343
342
343
343
342
341
340
339
338
336
339
344
343
341
340

Thursday 24

New Moon 3%

04:12

20:58

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:20, Set: 21:08, Transit: 13:13. Moon - Rise: 04:12, Set: 20:58. Civil Dark: 21:50 - 04:37. Nautical Dark: 22:50 - 03:39. Astro Dark: 00:31 - 02:02

Total Clouds (% Sky Obscured)

74
80
84
88
92
96
100
97
96
97
95
96
97
98
99
100
91
83
74
80
87
93
92
91

Low Clouds (% Sky Obscured)

49
51
52
53
49
44
40
68
71
74
81
89
96
91
87
78
73
72
63
69
72
73
58
52

Medium Clouds (% Sky Obscured)

36
46
45
48
49
46
46
12
12
12
10
12
14
24
29
30
21
15
4
4
3
4
5
6

High Clouds (% Sky Obscured)

4
21
35
0
27
53
80
0
0
0
1
2
3
3
3
5
5
5
0
1
1
0
16
32

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 (%)

22
11
12
4
3
2
0
14
12
9
13
19
16
21
23
3
3
3
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)

10
10
11
11
13
12
11
10
11
11
10
9
8
7
6
5
5
5
5
5
6
7
9
8

Chance of Frost

Temperature (°C)

20
21
21
21
21
20
20
19
17
16
16
15
14
14
14
13
13
14
14
14
15
17
18
20

Feels Like (°C)

17
18
17
17
16
16
17
16
16
15
15
16
17
18
11
12
13
13
12
12
15
15
15
16

Dew Point (°C)

6
6
6
6
8
7
7
8
7
7
7
9
11
12
12
12
12
12
11
11
10
10
9
9

Relative Humidity (%)

42
38
36
36
43
42
43
46
50
54
57
68
78
90
92
92
92
89
84
82
72
63
55
49

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1014
1014
1014
1013
1013
1014
1014
1014
1014
1014
1015
1014

Ozone (du)

339
340
341
343
340
335
332
330
330
330
330
328
326
324
323
322
321
318
316
314
313
313
312
311

Friday 25

Waxing Crescent 0%

05:38

21:29

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:21, Set: 21:07, Transit: 13:13. Moon - Rise: 05:38, Set: 21:29. Civil Dark: 21:49 - 04:39. Nautical Dark: 22:48 - 03:41. Astro Dark: 00:24 - 02:08

Total Clouds (% Sky Obscured)

86
86
81
83
84
89
95
90
88
78
56
33
21
29
37
45
43
41
41
50
57
65
73
81

Low Clouds (% Sky Obscured)

46
43
45
47
39
29
16
18
22
28
29
24
18
27
35
43
41
38
35
26
19
10
29
45

Medium Clouds (% Sky Obscured)

8
13
21
40
25
25
26
45
67
78
56
33
21
20
12
4
4
3
3
16
29
39
27
19

High Clouds (% Sky Obscured)

51
41
32
23
42
62
83
65
44
22
15
7
0
0
0
0
2
4
5
18
32
45
36
27

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
0
0
0
0
0
0
0
0
0
0
0
4
7
10
10
3
7
9
11
16
17

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)

8
8
9
9
11
11
10
10
9
8
6
6
5
5
5
5
6
6
5
5
7
8
9
9

Chance of Frost

Temperature (°C)

21
23
23
24
24
23
22
21
19
17
16
15
14
14
14
15
15
15
15
15
17
18
20
20

Feels Like (°C)

17
18
24
24
23
23
23
23
17
16
16
15
15
14
12
13
14
14
14
14
15
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

45
40
39
38
37
40
44
49
55
63
74
80
87
95
96
95
93
93
92
90
82
73
67
63

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

309
308
306
304
302
301
300
299
301
302
304
305
306
307
308
308
308
305
302
299
303
307
312
314

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

Generated: 19/07/25 05:43:52. Forecast: 19/07/25 to 25/07/25. Timezone: UTC+1.00