Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 19

Waning Crescent 36%

00:29

16:15

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:18, Set: 21:15, Transit: 13:15. Moon - Rise: 00:29, Set: 16:15. Civil Dark: 21:58 - 04:35. Nautical Dark: 22:59 - 03:34. Astro Dark: N/A - 01:38

Total Clouds (% Sky Obscured)

63
71
77
100
97
78
80
79
66
76
75
100
100
100
100
97
100
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

20
18
3
34
51
28
53
54
54
52
61
13
0
0
0
0
24
46
40
59
75
81
86
95

Medium Clouds (% Sky Obscured)

63
71
77
92
79
49
48
36
33
46
45
40
100
100
88
91
92
97
99
99
100
51
65
35

High Clouds (% Sky Obscured)

63
71
77
100
26
14
7
60
45
50
48
100
100
100
100
92
100
100
95
62
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

15
11
27
5
5
31
14
10
10
6
5
2
1
0
0
2
11
43
58
62
69
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
1
2
0.8

Wind Speed/Direction (mph)

2
2
2
4
2
6
7
8
8
10
13
14
14
12
10
8
6
7
10
11
11
12
14
14

Chance of Frost

Temperature (°C)

16
16
16
16
17
18
20
21
22
23
23
23
21
19
18
17
17
17
16
16
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
79
73
65
62
65
50
42
38
38
45
51
55
65
74
76
75
81
93
96
96
98
96

Pressure (mb)

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

Ozone (du)

323
323
325
326
327
333
338
335
334
332
331
329
330
330
332
332
332
331
331
332
335
337
343
345

Sunday 20

Waning Crescent 25%

01:01

17:44

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:19, Set: 21:13, Transit: 13:15. Moon - Rise: 01:01, Set: 17:44. Civil Dark: 21:56 - 04:36. Nautical Dark: 22:57 - 03:36. Astro Dark: 00:52 - 01:49

Total Clouds (% Sky Obscured)

100
100
100
87
56
79
62
72
86
73
60
54
100
100
46
94
100
100
100
81
83
100
98
93

Low Clouds (% Sky Obscured)

76
73
72
71
56
70
62
65
79
67
54
53
53
43
0
42
60
68
65
59
73
76
80
86

Medium Clouds (% Sky Obscured)

35
10
0
14
0
11
3
21
38
40
18
3
3
10
22
25
46
81
89
68
56
92
94
52

High Clouds (% Sky Obscured)

100
100
98
28
0
0
0
2
10
15
27
3
100
82
12
87
100
100
100
24
18
100
73
18

ISS Passover

Visibility (miles)

9
7
9
7
6
5
8
5
5
9
9
9
9
9
9
9
9
9
9
9
9
4
8
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
34

Precipitation Type

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

Precipitation Probability (%)

70
34
37
42
49
50
63
66
62
37
18
5
4
4
6
12
21
31
34
48
62
54
40
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
14
13
15
17
16
19
20
20
17
14
15
15
13
9
5
5
6
6
5
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
89
85
79
86
80
85
83
88
83
54
47
51
55
67
74
82
86
89
90
95
96
96

Pressure (mb)

997
997
997
997
997
997
998
998
998
999
999
999
999
999
999
999
999
999
999
999
998
998
998
998

Ozone (du)

350
353
354
356
356
357
356
355
352
349
349
351
352
353
351
349
349
348
349
349
350
352
354
354

Monday 21

Waning Crescent 15%

01:49

19:06

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:20, Set: 21:12, Transit: 13:16. Moon - Rise: 01:49, Set: 19:06. Civil Dark: 21:55 - 04:38. Nautical Dark: 22:55 - 03:39. Astro Dark: 00:42 - 01:57

Total Clouds (% Sky Obscured)

88
77
89
92
66
77
87
94
64
47
65
84
93
82
79
84
78
64
62
66
68
85
90
92

Low Clouds (% Sky Obscured)

74
65
85
66
59
54
71
53
33
17
5
25
11
35
50
55
53
52
57
57
61
73
76
69

Medium Clouds (% Sky Obscured)

60
65
54
54
5
4
13
23
28
47
65
84
93
82
64
80
59
32
28
28
25
26
30
40

High Clouds (% Sky Obscured)

20
6
0
0
0
43
16
75
10
18
21
15
15
10
6
1
0
1
1
1
0
3
1
15

ISS Passover

Visibility (miles)

9
9
9
9
9
9
5
5
4
4
4
4
9
8
9
9
9
9
9
9
9
9
9
9

Fog (%)

44
4
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
3
0
5
13
50
56
62
56
51
53
41
27
30
2
1
0
0
1
3
4
2
5
4

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.2
0.3
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
6
8
8
9
10
11
13
14
15
15
15
14
13
12
10
10
9
9
8
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
93
81
59
54
64
68
69
74
77
81
78
86
95
95
96
96
96
96
98
96
96

Pressure (mb)

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

Ozone (du)

354
352
352
353
355
356
354
353
351
351
351
351
350
348
345
344
344
343
336
333
335
333
333
333

Tuesday 22

Waning Crescent 8%

02:55

20:12

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:22, Set: 21:11, Transit: 13:16. Moon - Rise: 02:55, Set: 20:12. Civil Dark: 21:53 - 04:39. Nautical Dark: 22:52 - 03:41. Astro Dark: 00:34 - 02:04

Total Clouds (% Sky Obscured)

84
95
96
97
95
95
94
95
95
96
96
97
97
95
90
83
85
91
81
92
92
92
87
86

Low Clouds (% Sky Obscured)

69
68
67
63
66
58
55
51
38
38
34
37
40
45
46
33
33
38
39
39
37
37
38
38

Medium Clouds (% Sky Obscured)

52
61
62
63
85
83
80
82
83
85
81
84
72
79
79
65
45
44
44
38
46
52
56
49

High Clouds (% Sky Obscured)

2
22
23
30
18
27
35
13
10
15
15
19
25
21
16
15
22
25
9
20
10
20
3
2

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
6
8
12
31
33
37
36
27
12
24
26
17
19
14
15
17
15
3
12
13
3
9
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)

8
9
11
12
14
14
14
15
15
15
16
15
14
13
12
10
8
7
7
6
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
83
74
70
62
54
50
48
48
50
55
59
64
69
78
90
95
95
95
96
95
95
95

Pressure (mb)

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

Ozone (du)

335
336
336
337
337
337
338
339
339
342
343
345
346
346
346
347
347
347
346
344
342
340
339
336

Wednesday 23

Waning Crescent 3%

04:16

20:59

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:23, Set: 21:09, Transit: 13:16. Moon - Rise: 04:16, Set: 20:59. Civil Dark: 21:52 - 04:41. Nautical Dark: 22:50 - 03:43. Astro Dark: 00:27 - 02:10

Total Clouds (% Sky Obscured)

85
84
84
75
74
78
77
81
76
71
75
79
79
98
96
83
91
94
94
94
94
94
85
72

Low Clouds (% Sky Obscured)

34
42
48
53
58
63
64
66
65
64
61
57
54
82
80
78
68
68
62
58
58
62
58
54

Medium Clouds (% Sky Obscured)

48
40
43
37
36
31
29
29
33
30
35
35
39
5
5
4
4
7
13
18
20
21
16
8

High Clouds (% Sky Obscured)

2
3
0
2
0
1
1
16
2
1
4
1
0
8
6
2
1
1
2
6
9
15
14
13

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 (%)

4
14
19
19
26
23
11
20
8
2
2
1
0
18
20
29
38
37
40
34
26
4
5
4

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
5
8
10
11
11
13
15
15
14
13
13
13
12
11
9
9
8
8
7
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
87
75
59
47
45
41
40
40
46
43
46
44
48
56
67
80
83
87
90
92
93
93
93

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

335
337
343
345
344
343
343
344
342
337
331
326
324
323
323
323
323
323
322
322
320
319
317
316

Thursday 24

New Moon 0%

05:42

21:30

06 Bad
07 Bad
08 Bad
09 OK
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 OK
23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:24, Set: 21:08, Transit: 13:16. Moon - Rise: 05:42, Set: 21:30. Civil Dark: 21:50 - 04:43. Nautical Dark: 22:48 - 03:45. Astro Dark: 00:21 - 02:16

Total Clouds (% Sky Obscured)

61
57
51
46
61
77
94
90
93
100
100
99
97
80
62
40
32
35
44
49
56
59
69
81

Low Clouds (% Sky Obscured)

45
43
44
39
44
48
52
50
36
25
20
17
13
11
6
0
14
28
42
48
54
59
57
57

Medium Clouds (% Sky Obscured)

0
0
0
0
3
6
13
18
28
34
29
24
26
21
21
24
17
10
4
3
2
1
8
15

High Clouds (% Sky Obscured)

6
2
1
0
14
29
43
46
49
52
49
48
51
38
23
7
5
5
4
3
2
0
0
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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
79
67
56
52
47
44
42
40
39
40
42
44
55
71
89
92
93
95
92
92
90
89

Pressure (mb)

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

Ozone (du)

314
312
311
310
309
307
305
304
302
301
300
301
301
302
303
303
304
305
307
308
307
306
306
303

Friday 25

Waxing Crescent 1%

No Rise

21:52

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
00 Bad

Sun - Rise: 05:26, Set: 21:07, Transit: 13:16. Moon - Rise: No Rise, Set: 21:52. Civil Dark: 21:48 - 04:44. Nautical Dark: 22:46 - 03:47. Astro Dark: 00:16 - 02:21

Total Clouds (% Sky Obscured)

92
96
97
98
93
90
89
77
73
68
71
74
51
63
80
98
98
98
97

Low Clouds (% Sky Obscured)

51
61
72
80
83
86
89
77
73
63
58
47
36
31
29
30
25
17
11

Medium Clouds (% Sky Obscured)

22
35
47
60
41
24
8
5
3
0
0
0
0
1
3
4
10
15
18

High Clouds (% Sky Obscured)

1
13
26
39
26
14
1
0
0
0
32
65
51
63
42
32
50
61
68

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
8
11
10
10
4
0
0
0
0
3
8
7
6
2
0
3
1
0

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
16
15
16
16
21
20
18
18
18
18
13
12
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

87
86
82
77
72
61
51
44
44
44
44
48
52
57
62
66
72
79
84

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017

Ozone (du)

300
297
303
308
313
316
319
322
321
319
317
316
314
313
312
311
310
311
312

Forecast for Twerton, Bath and North East Somerset, United Kingdom (51.36,-2.38)

Generated: 19/07/25 06:04:37. Forecast: 19/07/25 to 25/07/25. Timezone: UTC+1.00