Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 100%

20:55

04:52

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 OK
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
02 Good
03 OK
04 OK
05 Good

Sun - Rise: 05:30, Set: 21:03, Transit: 13:15. Moon - Rise: 20:55, Set: 04:52. Civil Dark: 21:44 - 04:49. Nautical Dark: 22:40 - 03:53. Astro Dark: 00:02 - 02:34

Total Clouds (% Sky Obscured)

96
98
98
99
99
97
89
93
86
74
60
85
55
26
2
2
4
4
9
10
1
15
18
5

Low Clouds (% Sky Obscured)

54
64
69
51
45
32
36
42
6
4
2
5
1
0
0
0
0
0
0
0
0
13
18
5

Medium Clouds (% Sky Obscured)

71
83
86
87
83
91
76
75
80
65
38
49
30
22
2
2
2
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

37
21
36
86
83
35
40
17
32
26
23
73
20
2
0
0
1
1
7
10
1
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

6
8
8
9
9
9
9
10
9
9
8
8
8
8
8
6
4
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

18
19
19
20
21
22
23
24
25
26
26
26
26
25
24
22
20
19
18
17
16
16
16
15

Feels Like (°C)

18
19
18
19
20
21
22
23
24
24
24
25
25
24
24
23
22
21
20
19
19
18
18
18

Dew Point (°C)

18
17
16
15
13
12
10
10
9
9
8
9
9
11
12
15
15
15
15
15
15
15
14
14

Relative Humidity (%)

96
90
81
71
61
51
44
39
36
33
31
32
34
39
47
63
74
81
85
89
90
90
90
92

Pressure (mb)

1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1016
1016
1016
1016
1016
1017
1017
1017
1016
1016
1015
1015
1015

Ozone (du)

319
318
317
318
319
321
323
323
323
324
324
325
328
330
331
332
332
332
333
333
334
335
334
332

Wednesday 29

Full Moon 100%

21:15

No Set

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

Sun - Rise: 05:31, Set: 21:01, Transit: 13:15. Moon - Rise: 21:15, Set: No Set. Civil Dark: 21:42 - 04:51. Nautical Dark: 22:37 - 03:56. Astro Dark: 23:57 - 02:38

Total Clouds (% Sky Obscured)

13
15
17
12
28
36
25
30
22
32
56
35
32
40
61
70
69
65
70
73
41
64
72
77

Low Clouds (% Sky Obscured)

13
15
17
7
12
27
20
28
18
13
5
1
0
7
16
21
20
24
21
24
32
36
42
49

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
0
0
2
3
7
0
14
18
18

High Clouds (% Sky Obscured)

0
0
0
5
19
10
7
3
6
14
38
35
32
40
55
58
61
35
45
45
5
32
67
68

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

2
2
3
5
6
7
10
12
12
13
15
15
15
14
13
12
10
10
9
7
7
6
5
5

Chance of Frost

Temperature (°C)

15
16
19
21
22
23
25
25
26
26
25
25
24
23
21
19
18
17
17
16
17
16
16
16

Feels Like (°C)

18
19
22
22
23
23
24
24
24
24
23
23
20
20
18
16
16
16
16
16
16
17
17
18

Dew Point (°C)

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

Relative Humidity (%)

92
82
71
60
49
41
37
34
31
30
31
39
46
51
55
69
76
79
90
96
98
98
96
98

Pressure (mb)

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

Ozone (du)

330
328
326
325
323
324
324
323
323
323
324
325
326
326
325
325
325
326
325
325
326
327
329
329

Thursday 30

Waning Gibbous 98%

21:31

06:08

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

Sun - Rise: 05:33, Set: 21:00, Transit: 13:15. Moon - Rise: 21:31, Set: 06:08. Civil Dark: 21:40 - 04:52. Nautical Dark: 22:35 - 03:58. Astro Dark: 23:53 - 02:42

Total Clouds (% Sky Obscured)

100
94
75
80
79
79
82
88
66
34
28
23
29
43
36
17
1
20
4
3
1
0
0
0

Low Clouds (% Sky Obscured)

80
74
75
64
25
24
23
19
14
17
15
13
14
20
18
11
0
13
3
2
1
0
0
0

Medium Clouds (% Sky Obscured)

27
21
0
2
9
28
76
84
57
17
2
0
0
0
0
0
1
10
1
1
0
0
0
0

High Clouds (% Sky Obscured)

100
35
35
35
35
35
40
39
0
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

2
0
16
12
2
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

5
7
9
10
11
13
13
13
14
15
15
15
15
14
12
8
6
5
4
3
2
2
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
16
11
5
3
1
-1
1
3
5
6
7
7
6
6
6
7
7
7
7
7
8

Relative Humidity (%)

98
90
86
78
54
35
30
24
22
25
29
33
36
41
45
47
52
58
63
67
71
75
77
79

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020

Ozone (du)

328
328
327
328
330
332
336
338
340
347
350
352
351
351
352
353
353
353
354
355
361
358
357
359

Friday 31

Waning Gibbous 94%

21:45

07:24

06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 OK
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: 05:34, Set: 20:58, Transit: 13:15. Moon - Rise: 21:45, Set: 07:24. Civil Dark: 21:38 - 04:54. Nautical Dark: 22:33 - 04:00. Astro Dark: 23:49 - 02:46

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
2
44
77
100
100
100
100
100
90
100
100
100
100
100
96
91
84
78

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
4
70
21
17
22
30
63
86
86
57
12
8
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
44
77
100
100
100
100
100
84
100
100
100
100
100
70
72
65
56

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

1
2
2
4
5
7
8
9
9
10
11
10
11
10
9
7
6
5
3
2
2
2
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
14
16
18
19
19
20
18
18
18
18
16
16
15
14
12
12
13
13
12
12
13
13

Dew Point (°C)

7
5
4
3
4
4
3
3
2
1
1
2
4
6
6
7
8
8
10
10
10
10
10
10

Relative Humidity (%)

77
64
50
41
37
34
30
28
25
24
23
25
32
36
41
50
57
64
74
75
79
83
86
87

Pressure (mb)

1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

359
358
359
357
356
358
355
351
348
342
338
336
335
334
334
333
333
332
333
333
332
333
333
335

Saturday 1

Waning Gibbous 88%

21:56

08:39

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

Sun - Rise: 05:36, Set: 20:56, Transit: 13:15. Moon - Rise: 21:56, Set: 08:39. Civil Dark: 21:37 - 04:56. Nautical Dark: 22:30 - 04:02. Astro Dark: 23:44 - 02:50

Total Clouds (% Sky Obscured)

72
57
42
28
49
71
91
75
58
40
55
71
99
21
26
31
34
32
31
54
78
100
96
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
5
4
3
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
4
6
7
10
15
18
20
18
16
13
12
7
1
0
0
0
0
0
1
2
3
4
6

High Clouds (% Sky Obscured)

51
37
19
1
29
57
82
56
28
4
26
49
97
9
10
20
22
29
31
54
77
100
73
47

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

2
2
3
4
5
5
4
4
5
6
7
8
8
10
9
7
6
5
5
4
4
4
4
4

Chance of Frost

Temperature (°C)

12
12
15
17
20
21
22
24
24
25
25
24
23
22
19
17
15
14
14
13
12
12
11
11

Feels Like (°C)

13
14
16
18
19
20
21
22
22
22
22
22
21
18
16
16
15
14
14
14
9
9
10
9

Dew Point (°C)

10
9
9
9
8
7
5
5
3
2
2
4
6
7
5
4
3
4
5
6
6
7
7
7

Relative Humidity (%)

88
77
67
56
47
40
33
29
25
23
23
27
31
37
39
41
43
48
56
64
67
72
77
75

Pressure (mb)

1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1016
1016
1016
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

337
340
341
338
338
339
337
337
337
336
335
335
334
334
333
332
331
331
332
332
333
334
335
335

Sunday 2

Waning Gibbous 80%

22:08

09:55

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

Sun - Rise: 05:37, Set: 20:55, Transit: 13:15. Moon - Rise: 22:08, Set: 09:55. Civil Dark: 21:35 - 04:57. Nautical Dark: 22:28 - 04:05. Astro Dark: 23:40 - 02:54

Total Clouds (% Sky Obscured)

90
92
93
95
95
95
96
82
70
56
48
41
33
29
24
22
26
30
34
36
35
35
39
43

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

7
28
46
61
66
70
74
53
35
18
16
14
12
9
9
8
10
13
18
19
21
22
17
12

High Clouds (% Sky Obscured)

25
43
61
79
79
78
73
62
47
30
25
21
16
14
13
11
8
5
1
2
3
3
15
26

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

12
12
14
17
19
21
22
24
25
26
26
26
26
26
23
21
19
18
17
17
16
15
15
15

Feels Like (°C)

9
8
11
12
13
13
14
15
23
23
23
23
23
23
24
23
23
22
22
22
15
15
16
15

Dew Point (°C)

7
7
7
7
6
5
5
4
3
3
2
2
2
1
2
2
3
5
6
8
9
10
11
11

Relative Humidity (%)

73
71
60
51
43
36
31
27
25
22
20
20
20
20
24
29
35
42
49
57
63
69
75
74

Pressure (mb)

1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

335
335
334
333
332
332
332
331
331
331
330
330
330
329
330
330
330
331
331
332
331
330
330
329

Monday 3

Waning Gibbous 71%

22:20

11:12

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

Sun - Rise: 05:39, Set: 20:53, Transit: 13:15. Moon - Rise: 22:20, Set: 11:12. Civil Dark: 21:33 - 04:59. Nautical Dark: 22:26 - 04:07. Astro Dark: 23:36 - 02:58

Total Clouds (% Sky Obscured)

50
51
55
59
72
80
87
93
97
100
100
100
100
100
100
100
99
98
96

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
21
43
67
69
70
71
69
64
66

Medium Clouds (% Sky Obscured)

8
6
5
4
7
9
11
15
23
26
33
36
39
35
35
31
52
73
96

High Clouds (% Sky Obscured)

37
42
49
53
61
66
75
85
94
100
98
95
93
95
97
100
75
50
29

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
Very Light Rain
Very Light Rain
None
None
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
8
11
7
21
25
18
44
52
50
45
42
43

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
8
10
12
12
12
12
12
12
12
12
12
12
10
9
8
8
8

Chance of Frost

Temperature (°C)

15
15
18
20
22
24
25
27
27
27
26
25
24
22
21
19
17
17
17

Feels Like (°C)

15
14
16
16
15
17
18
19
26
24
22
22
22
22
17
17
16
16
15

Dew Point (°C)

11
10
9
7
6
5
4
4
3
2
1
1
2
1
1
2
1
1
1

Relative Humidity (%)

73
72
56
44
35
30
25
22
21
20
19
21
23
24
27
30
33
34
34

Pressure (mb)

1017
1017
1017
1017
1016
1016
1015
1014
1014
1013
1013
1013
1013
1012
1013
1013
1014
1013
1013

Ozone (du)

328
327
327
326
326
325
325
325
324
323
322
324
325
326
328
330
331
330
329

Forecast for Bath, Bath and North East Somerset, United Kingdom (51.38,-2.36)

Generated: 28/07/26 06:12:17. Forecast: 28/07/26 to 03/08/26. Timezone: UTC+1.00