Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 19

Waning Crescent 36%

00:13

16:16

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: 05:24, Set: 21:16, Transit: 13:20. Moon - Rise: 00:13, Set: 16:16. Civil Dark: 21:58 - 04:42. Nautical Dark: 22:57 - 03:43. Astro Dark: 00:43 - 02:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
74
63
69
71
90
100
100
100
100
96
100
100
100
100

Low Clouds (% Sky Obscured)

29
58
40
59
61
66
61
50
66
37
57
50
65
35
34
45
34
25
5
44
45
71
76
85

Medium Clouds (% Sky Obscured)

96
93
87
83
83
66
90
62
46
27
2
0
0
33
55
73
100
96
77
96
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
46
65
87
77
100
100
69
74
38
69
71
84
100
100
100
100
87
100
99
100
83

ISS Passover

Visibility (miles)

-
-
-
-
-
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
46
71
57
0
0
0
6
6
6
14
3
4
4
6
19
32
62
74
95

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
4
4
4
3
2
2
2
2
4
7
9
11
11
12
14
14
12
12
11
12
14
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
80
82
83
86
83
83
79
70
56
50
46
47
48
52
53
58
60
75
90
92
89
92

Pressure (mb)

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

Ozone (du)

324
325
328
329
331
328
328
327
329
335
344
341
333
330
328
327
328
329
330
330
330
331
331
335

Sunday 20

Waning Crescent 25%

00:37

17:45

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: 05:25, Set: 21:15, Transit: 13:20. Moon - Rise: 00:37, Set: 17:45. Civil Dark: 21:57 - 04:43. Nautical Dark: 22:55 - 03:45. Astro Dark: 00:36 - 02:10

Total Clouds (% Sky Obscured)

100
100
100
95
84
100
66
59
69
86
87
73
97
100
80
85
100
84
97
96
99
99
100
100

Low Clouds (% Sky Obscured)

90
92
92
90
60
63
66
55
69
65
70
64
62
70
67
68
59
49
40
38
37
40
46
47

Medium Clouds (% Sky Obscured)

36
100
40
18
9
0
0
0
0
34
36
38
40
44
25
27
19
45
46
93
96
77
47
45

High Clouds (% Sky Obscured)

100
100
100
65
81
100
1
0
0
0
20
25
76
94
32
9
100
69
83
54
82
95
98
100

ISS Passover

Visibility (miles)

8
2
8
4
8
9
9
6
7
5
4
9
4
6
4
5
4
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
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
85
61
38
31
47
53
60
72
95
95
75
65
61
54
38
38
43
40
46
36
32

Precipitation Amount (mm)

0.9
0.9
1.9
0.4
0.2
0
0
0
0
0
0.4
0.7
0.8
0.4
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
17
18
17
15
14
13
14
16
15
15
16
18
17
15
16
14
14
12
12
10
6
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
93
92
92
92
89
90
90
86
83
78
75
75
70
72
69
64
71
77
79
82
82

Pressure (mb)

1000
999
998
997
996
996
996
996
996
996
996
996
997
997
998
998
998
998
998
998
998
998
998
998

Ozone (du)

335
336
342
354
357
352
357
358
357
357
354
352
353
351
351
353
353
353
352
350
349
350
351
353

Monday 21

Waning Crescent 15%

01:10

19:06

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
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 OK
22 Bad
23 Bad

Sun - Rise: 05:26, Set: 21:14, Transit: 13:20. Moon - Rise: 01:10, Set: 19:06. Civil Dark: 21:55 - 04:45. Nautical Dark: 22:53 - 03:47. Astro Dark: 00:30 - 02:15

Total Clouds (% Sky Obscured)

100
100
100
67
73
74
47
28
44
58
69
88
90
77
100
83
73
79
87
91
85
31
36
41

Low Clouds (% Sky Obscured)

65
61
51
50
63
70
47
28
44
48
48
41
77
32
18
53
47
54
58
63
45
31
36
41

Medium Clouds (% Sky Obscured)

51
81
60
26
12
21
9
2
2
0
36
51
48
63
100
79
73
32
48
41
30
0
1
1

High Clouds (% Sky Obscured)

100
100
79
17
24
9
0
7
10
54
34
10
10
20
19
20
1
2
12
20
30
1
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
91
17
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 (%)

35
33
26
13
6
3
2
0
0
0
14
34
14
9
12
14
14
10
7
5
1
1
0
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)

5
5
4
4
4
5
5
5
7
10
10
11
12
12
12
14
14
15
15
16
14
12
11
10

Chance of Frost

Temperature (°C)

14
14
14
14
13
13
13
14
16
18
19
20
21
21
22
22
21
19
20
18
17
16
16
15

Feels Like (°C)

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

Dew Point (°C)

12
12
13
13
12
12
12
12
12
12
12
11
10
10
10
12
12
14
14
14
14
14
14
14

Relative Humidity (%)

87
89
90
92
92
93
93
87
77
69
60
53
50
47
47
52
57
73
69
73
78
86
92
92

Pressure (mb)

998
998
998
998
998
998
999
1000
1000
1001
1001
1002
1002
1002
1003
1003
1004
1005
1006
1007
1007
1008
1009
1009

Ozone (du)

354
353
353
353
353
354
356
357
354
351
348
347
345
345
344
344
345
345
344
345
340
334
334
336

Tuesday 22

Waning Crescent 8%

01:59

20:12

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: 05:28, Set: 21:13, Transit: 13:20. Moon - Rise: 01:59, Set: 20:12. Civil Dark: 21:54 - 04:46. Nautical Dark: 22:51 - 03:49. Astro Dark: 00:25 - 02:20

Total Clouds (% Sky Obscured)

42
53
67
97
91
76
86
88
89
92
92
94
95
95
95
95
96
91
85
66
67
83
90
93

Low Clouds (% Sky Obscured)

42
43
46
50
43
40
40
45
54
57
50
58
59
63
55
61
52
43
37
34
35
52
55
62

Medium Clouds (% Sky Obscured)

0
7
14
20
24
27
30
24
53
55
65
75
71
85
86
73
43
45
48
49
50
44
70
85

High Clouds (% Sky Obscured)

0
22
43
81
66
42
43
46
49
55
47
38
30
25
30
35
30
11
0
0
2
3
13
5

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 (%)

1
1
4
4
6
7
3
6
7
4
8
21
16
10
10
6
13
20
21
20
18
14
16
19

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
8
8
8
8
8
8
9
11
12
12
12
13
13
13
13
13
13
13
12
11
9
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
13
13
14
14
15
15
16
17
17
18
17
17
17
16
16
15
15
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
95
95
95
90
82
72
61
56
54
49
50
50
48
46
49
53
61
74
86
92

Pressure (mb)

1010
1010
1010
1010
1010
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015

Ozone (du)

335
335
334
333
333
333
334
335
336
338
339
341
343
343
345
346
348
351
353
354
353
353
353
354

Wednesday 23

Waning Crescent 3%

03:05

20:59

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:29, Set: 21:11, Transit: 13:20. Moon - Rise: 03:05, Set: 20:59. Civil Dark: 21:52 - 04:48. Nautical Dark: 22:49 - 03:51. Astro Dark: 00:20 - 02:25

Total Clouds (% Sky Obscured)

69
70
73
97
86
93
94
84
79
78
70
61
52
55
57
59
49
38
29
83
82
80
88
96

Low Clouds (% Sky Obscured)

41
39
35
36
39
45
47
46
45
47
50
50
50
51
49
47
41
34
28
82
82
80
86
76

Medium Clouds (% Sky Obscured)

46
48
47
54
56
54
59
52
43
40
27
11
0
4
10
14
9
4
0
0
0
0
5
5

High Clouds (% Sky Obscured)

2
0
5
44
3
0
2
0
0
0
0
0
0
0
0
1
6
3
7
45
32
16
6
8

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 (%)

19
20
18
13
15
14
10
19
22
20
25
29
23
12
7
2
3
3
0
13
14
6
14
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)

6
6
5
5
5
5
6
6
9
11
11
12
13
15
15
15
15
15
15
14
13
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
93
95
93
93
89
77
65
56
49
44
42
41
41
41
43
47
52
62
73
86
89

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

354
353
351
346
343
340
335
332
336
340
342
344
342
336
331
328
326
324
324
323
322
320
319
318

Thursday 24

New Moon 0%

04:25

21:31

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

Sun - Rise: 05:30, Set: 21:10, Transit: 13:20. Moon - Rise: 04:25, Set: 21:31. Civil Dark: 21:51 - 04:49. Nautical Dark: 22:47 - 03:53. Astro Dark: 00:15 - 02:30

Total Clouds (% Sky Obscured)

99
93
82
62
51
36
28
27
23
20
38
57
72
80
89
98
83
70
59
54
46
34
41
50

Low Clouds (% Sky Obscured)

70
74
75
62
51
36
28
27
23
20
38
47
49
39
26
19
22
29
32
32
30
27
34
43

Medium Clouds (% Sky Obscured)

9
20
17
18
12
11
7
6
4
0
6
13
26
19
10
0
0
0
1
2
5
7
5
2

High Clouds (% Sky Obscured)

20
28
17
4
2
2
1
2
5
7
11
15
19
45
72
98
83
70
59
51
25
1
1
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 (%)

6
11
8
3
5
6
3
5
4
0
1
1
0
2
1
0
1
3
0
1
3
0
1
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)

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

Chance of Frost

Temperature (°C)

14
13
13
13
12
13
13
14
16
18
20
21
22
23
23
24
24
23
22
21
20
18
16
16

Feels Like (°C)

14
13
11
12
12
12
12
13
15
16
17
18
19
19
23
22
22
22
22
22
21
20
18
17

Dew Point (°C)

12
13
13
12
12
12
12
13
12
12
11
11
10
10
10
10
10
11
12
13
14
14
14
14

Relative Humidity (%)

92
95
96
95
95
93
93
92
78
66
57
52
48
45
43
41
41
45
52
59
68
78
90
90

Pressure (mb)

1015
1015
1015
1015
1014
1015
1015
1015
1015
1015
1015
1015
1016
1016
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017

Ozone (du)

317
316
315
314
314
312
311
310
308
307
306
304
303
301
301
300
300
301
301
302
302
302
302
304

Friday 25

Waxing Crescent 1%

05:50

21:54

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: 05:32, Set: 21:09, Transit: 13:20. Moon - Rise: 05:50, Set: 21:54. Civil Dark: 21:49 - 04:51. Nautical Dark: 22:45 - 03:55. Astro Dark: 00:10 - 02:34

Total Clouds (% Sky Obscured)

57
58
57
58
73
81
88
92
96
100
90
79
69
62
48
40
44
50
51
64
76
95
97
98

Low Clouds (% Sky Obscured)

52
55
55
56
51
44
38
56
77
100
90
79
69
62
48
40
44
46
47
37
28
26
27
27

Medium Clouds (% Sky Obscured)

0
3
5
8
12
17
22
24
26
29
22
11
1
1
0
0
0
0
0
0
1
1
5
8

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
2
1
2
3
3
11
19
28
44
50
51
64
70
90
97
98

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 (%)

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

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)

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

Chance of Frost

Temperature (°C)

16
16
15
14
13
14
15
16
16
17
17
19
20
22
22
22
22
21
20
18
17
16
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
90
93
95
89
84
79
75
73
69
59
50
43
42
41
41
45
48
52
60
68
78
83

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018

Ozone (du)

306
308
307
305
303
302
300
299
303
307
311
313
315
316
314
312
309
309
308
307
308
309
310
310

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 19/07/25 05:09:41. Forecast: 19/07/25 to 25/07/25. Timezone: UTC+1.00