Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 20%

00:49

17:41

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
12 Bad

Sun - Rise: 06:43, Set: 19:16, Transit: 12:58. Moon - Rise: 00:49, Set: 17:41. Civil Dark: 19:51 - 06:08. Nautical Dark: 20:32 - 05:27. Astro Dark: 21:17 - 04:43

Total Clouds (% Sky Obscured)

64
74
80
100
90
97
98
100
95
100
100
100
100
100
100
100
100
100
100
100
100
93
100
82

Low Clouds (% Sky Obscured)

30
16
62
26
40
28
27
0
0
0
13
42
72
76
74
84
86
93
99
100
100
85
100
77

Medium Clouds (% Sky Obscured)

0
0
11
2
12
26
24
44
23
35
46
54
100
100
100
96
100
100
100
93
58
81
25
2

High Clouds (% Sky Obscured)

64
74
80
100
90
95
79
90
39
46
99
52
100
100
100
100
61
49
12
54
3
0
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3
2
3
1
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

12
25
0
0
0
0
0
0
0
0
2
28
60
91
95
95
95
95
95
95
65
28
7
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.8
1
2.4
3.7
2.7
1.1
0.3
0
0
0

Wind Speed/Direction (mph)

14
17
17
16
14
13
9
8
8
8
8
8
8
8
8
7
6
9
11
13
14
14
14
16

Chance of Frost

Temperature (°C)

17
18
17
17
16
15
14
13
12
11
11
11
11
11
11
11
11
12
12
12
13
14
16
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
57
59
54
59
64
69
76
79
83
87
90
91
84
88
92
96
98
96
96
95
93
95
93

Pressure (mb)

1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1014
1013
1012
1012
1011
1011
1011
1011

Ozone (du)

292
289
285
284
282
278
275
273
271
267
265
263
262
263
262
261
258
258
257
257
259
261
264
265

Wednesday 17

Waning Crescent 12%

02:15

18:05

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
12 Bad

Sun - Rise: 06:45, Set: 19:14, Transit: 12:58. Moon - Rise: 02:15, Set: 18:05. Civil Dark: 19:49 - 06:10. Nautical Dark: 20:30 - 05:29. Astro Dark: 21:14 - 04:45

Total Clouds (% Sky Obscured)

85
95
87
100
79
97
90
72
74
74
79
82
82
82
96
100
100
94
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

69
58
55
65
70
64
63
71
73
72
70
72
71
66
79
95
100
93
100
99
91
100
94
100

Medium Clouds (% Sky Obscured)

14
37
82
79
6
8
50
40
40
35
29
54
33
44
86
91
59
75
61
57
54
75
66
31

High Clouds (% Sky Obscured)

5
35
0
33
75
93
83
40
39
24
26
2
2
48
3
3
9
8
48
53
90
91
55
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

15
24
18
12
11
2
10
5
20
24
4
19
15
10
20
55
48
7
3
6
4
27
14
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
18
14
13
15
13
13
13
13
12
12
10
10
12
12
13
14
15
16
15
16
18
20

Chance of Frost

Temperature (°C)

18
19
20
19
19
18
18
17
17
17
17
17
17
17
17
17
16
16
16
17
17
18
19
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
84
90
90
88
92
93
95
95
96
96
96
98
96
95
95
95
93
87
86
81
73
68

Pressure (mb)

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

Ozone (du)

266
269
269
267
265
264
264
263
261
260
260
259
258
258
259
261
262
261
263
263
262
262
262
262

Thursday 18

Waning Crescent 6%

03:39

18:21

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
12 Bad

Sun - Rise: 06:46, Set: 19:12, Transit: 12:58. Moon - Rise: 03:39, Set: 18:21. Civil Dark: 19:46 - 06:12. Nautical Dark: 20:27 - 05:31. Astro Dark: 21:11 - 04:48

Total Clouds (% Sky Obscured)

87
91
85
92
85
89
92
93
88
93
99
79
94
99
99
100
100
100
100
99
99
95
91
90

Low Clouds (% Sky Obscured)

81
81
66
77
68
75
75
82
77
71
58
58
55
65
70
70
72
72
77
81
82
77
67
63

Medium Clouds (% Sky Obscured)

52
39
32
40
28
17
25
17
25
66
83
31
72
94
92
78
88
100
69
81
93
77
58
43

High Clouds (% Sky Obscured)

10
13
52
60
65
70
60
51
50
32
41
12
34
47
63
100
100
100
98
97
95
65
44
29

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
1
2
1
1
0
0
0
0
0
0
1
0
0
1
1
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)

20
19
19
18
17
17
16
15
14
15
14
13
12
11
10
9
9
8
8
8
10
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
62
62
65
69
71
74
77
78
80
82
85
89
90
92
95
95
95
95
90
82
75
66
59

Pressure (mb)

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

Ozone (du)

261
261
260
259
259
259
258
259
258
258
259
259
258
258
258
257
257
257
257
258
257
256
256
256

Friday 19

Waning Crescent 2%

04:59

18:33

13 Bad
14 OK
15 OK
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
12 Bad

Sun - Rise: 06:48, Set: 19:09, Transit: 12:57. Moon - Rise: 04:59, Set: 18:33. Civil Dark: 19:44 - 06:14. Nautical Dark: 20:25 - 05:33. Astro Dark: 21:08 - 04:50

Total Clouds (% Sky Obscured)

75
40
39
63
67
59
67
88
97
98
99
97
92
93
100
100
100
100
100
99
99
99
99
100

Low Clouds (% Sky Obscured)

50
35
23
15
9
0
0
0
0
10
18
34
45
36
55
74
74
73
70
70
68
69
76
86

Medium Clouds (% Sky Obscured)

4
2
2
2
0
2
2
2
2
8
9
25
34
54
37
85
86
88
88
90
92
94
97
99

High Clouds (% Sky Obscured)

18
7
11
34
48
59
67
87
97
98
99
97
82
80
100
100
100
100
97
93
91
90
89
89

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
9
9
5
5
3

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
40
53
51
42
32
64
69
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0.3
0.3
0.7
1.2

Wind Speed/Direction (mph)

13
12
13
12
10
9
7
7
7
7
7
7
6
5
5
5
5
6
6
6
5
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
49
46
44
49
53
63
69
74
81
83
85
90
93
92
89
90
92
90
90
87
90
92
93

Pressure (mb)

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

Ozone (du)

258
259
258
258
259
261
261
262
261
262
263
262
263
264
265
264
265
266
265
267
266
266
265
265

Saturday 20

Waning Crescent 0%

06:16

18:43

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
12 Bad

Sun - Rise: 06:50, Set: 19:07, Transit: 12:57. Moon - Rise: 06:16, Set: 18:43. Civil Dark: 19:41 - 06:15. Nautical Dark: 20:22 - 05:35. Astro Dark: 21:05 - 04:52

Total Clouds (% Sky Obscured)

100
100
100
98
95
93
84
73
67
68
67
65
62
64
53
63
74
87
85
83
86
89
91
91

Low Clouds (% Sky Obscured)

82
79
78
70
61
55
47
42
37
33
30
26
31
42
48
58
68
78
75
72
70
72
75
76

Medium Clouds (% Sky Obscured)

82
99
98
82
62
45
40
35
29
24
35
35
28
21
10
15
20
27
30
33
36
47
58
69

High Clouds (% Sky Obscured)

93
97
100
95
91
83
65
50
30
30
20
20
19
13
8
3
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
74
67
93
70
11
25
44
73
77
71
75
75
70
64
76
87
95
95
95
95

Precipitation Amount (mm)

1.7
1.6
1.3
0.7
0.4
0.3
0.6
0.4
0
0
0
0.5
0.4
0.3
0.5
0.5
0.4
0.2
0.4
0.6
0.8
0.8
0.9
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
90
93
93
93
96
95
96
95
93
95
93
93
91
91
93
93
91
90
88
88
88

Pressure (mb)

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

Ozone (du)

266
268
269
271
272
273
276
278
282
286
288
288
290
292
295
297
300
303
305
307
309
310
312
314

Sunday 21

New Moon 0%

07:30

18:51

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
12 Bad

Sun - Rise: 06:51, Set: 19:04, Transit: 12:57. Moon - Rise: 07:30, Set: 18:51. Civil Dark: 19:39 - 06:17. Nautical Dark: 20:20 - 05:36. Astro Dark: 21:02 - 04:54

Total Clouds (% Sky Obscured)

91
90
90
82
72
64
62
57
56
59
64
67
66
63
64
61
57
59
63
63
61
67
70
72

Low Clouds (% Sky Obscured)

77
80
82
72
59
50
54
55
56
56
60
61
57
56
57
55
57
59
62
55
51
57
60
55

Medium Clouds (% Sky Obscured)

71
75
80
77
72
64
62
57
56
59
64
55
45
40
35
25
13
9
6
4
1
15
29
42

High Clouds (% Sky Obscured)

7
13
17
15
13
10
10
10
10
13
11
12
14
21
24
17
12
14
12
8
2
2
2
2

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
95
84
95
95
95
95
87
74
56
38
24
19
12
0
0
0
0
8
11
14

Precipitation Amount (mm)

0.9
1
1.3
1
0.7
0.4
0.8
0.9
1
0.8
0.6
0.5
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
9
10
9
8
8
7
8
8
7
7
7
6
6
6
5
5
4
5
5
6
6
6

Relative Humidity (%)

88
90
88
90
88
88
88
88
90
93
90
87
85
82
82
81
79
79
78
75
73
72
67
64

Pressure (mb)

1016
1016
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

316
316
316
317
316
316
315
317
318
320
320
320
321
321
321
322
323
325
326
326
325
325
327
329

Monday 22

Waxing Crescent 1%

08:45

19:00

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

Sun - Rise: 06:53, Set: 19:02, Transit: 12:56. Moon - Rise: 08:45, Set: 19:00. Civil Dark: 19:36 - 06:19. Nautical Dark: 20:17 - 05:38. Astro Dark: 21:00 - 04:56

Total Clouds (% Sky Obscured)

76
79
80
75
71
64
76
89
100
100
100
100
94
84
76
75
80
82

Low Clouds (% Sky Obscured)

58
61
64
61
57
51
53
55
55
55
55
56
54
51
48
50
52
54

Medium Clouds (% Sky Obscured)

48
54
63
58
59
52
58
59
64
80
86
100
91
83
76
75
70
66

High Clouds (% Sky Obscured)

1
0
0
2
5
6
17
39
60
50
45
40
50
56
61
71
75
75

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

16
16
16
14
10
1
3
2
0
16
19
14
14
12
5
5
4
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
63
63
64
66
66
67
67
67
66
66
67
67
68
72
73
72
72

Pressure (mb)

1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022

Ozone (du)

331
332
333
334
334
334
334
333
332
331
331
330
329
327
325
323
323
322

Forecast for Basford, Nottinghamshire, United Kingdom (52.94,-1.19)

Generated: 16/09/25 12:59:57. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+1.00