Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 30%

23:51

16:58

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:52, Set: 19:27, Transit: 13:09. Moon - Rise: 23:51, Set: 16:58. Civil Dark: 20:00 - 06:19. Nautical Dark: 20:40 - 05:39. Astro Dark: 21:22 - 04:57

Total Clouds (% Sky Obscured)

98
89
93
90
78
81
64
55
52
58
64
68
62
62
55
78
72
95
98
78
93
99
100
97

Low Clouds (% Sky Obscured)

62
81
93
90
78
81
59
55
52
45
64
68
62
62
55
65
72
57
57
60
54
69
64
69

Medium Clouds (% Sky Obscured)

0
0
0
12
8
18
14
0
0
22
0
0
0
0
0
0
0
0
0
3
13
29
27
34

High Clouds (% Sky Obscured)

0
0
0
0
0
4
0
0
0
0
0
0
0
0
2
28
19
82
91
53
81
92
99
88

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

43
40
54
41
48
33
24
10
8
10
5
13
3
5
5
5
15
12
6
16
17
19
21
12

Precipitation Amount (mm)

0
0
0.2
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)

25
27
27
28
28
27
28
26
24
24
23
22
21
20
19
18
17
16
16
14
12
12
13
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
7
8
7
8
7
8
7
7
7
7
7
7
8
8
7
8
7
7
7
8
9
9

Dew Point (°C)

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

Relative Humidity (%)

78
79
75
78
79
80
83
83
86
87
87
86
86
84
86
84
84
83
80
75
76
76
77
71

Pressure (mb)

1007
1007
1007
1008
1008
1009
1010
1010
1011
1012
1013
1014
1014
1015
1015
1016
1016
1017
1017
1017
1018
1019
1019
1019

Ozone (du)

311
314
319
312
309
311
314
314
315
309
306
303
301
303
304
302
301
299
298
298
297
294
291
288

Tuesday 16

Waning Crescent 20%

01:11

17:38

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:53, Set: 19:25, Transit: 13:08. Moon - Rise: 01:11, Set: 17:38. Civil Dark: 19:58 - 06:20. Nautical Dark: 20:37 - 05:41. Astro Dark: 21:19 - 04:59

Total Clouds (% Sky Obscured)

99
100
100
89
98
100
100
100
100
99
100
100
100
100
98
100
100
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

67
51
71
65
61
86
59
70
53
63
77
87
92
93
86
86
80
98
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

51
40
62
52
45
55
96
96
99
98
91
77
85
98
97
99
99
93
99
78
95
91
56
76

High Clouds (% Sky Obscured)

87
100
100
84
97
100
100
100
100
88
100
100
100
100
25
62
31
16
16
2
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
7
4
8
9
9
9
9
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

13
17
19
20
26
33
30
39
49
44
46
53
86
81
95
95
95
81
82
84
48
21
11
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.4
0.6
0.7
0.5
0.3
0.5
0.7
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
64
61
59
57
60
70
80
83
86
87
90
95
90
92
98
100
96
95
95
96
96
96
96

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1018
1018
1017
1016
1016
1015
1014
1014
1013
1013
1014
1014
1014

Ozone (du)

285
283
281
278
277
274
272
272
271
270
267
266
265
263
261
261
261
261
262
263
262
262
262
263

Wednesday 17

Waning Crescent 12%

02:34

18:05

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:55, Set: 19:23, Transit: 13:08. Moon - Rise: 02:34, Set: 18:05. Civil Dark: 19:56 - 06:22. Nautical Dark: 20:35 - 05:43. Astro Dark: 21:16 - 05:01

Total Clouds (% Sky Obscured)

91
79
100
100
86
93
91
81
90
96
84
94
83
88
92
87
85
99
99
90
53
100
100
73

Low Clouds (% Sky Obscured)

72
73
74
78
76
68
74
72
68
73
71
67
58
61
67
65
67
81
88
83
53
97
100
73

Medium Clouds (% Sky Obscured)

61
2
93
82
21
44
34
17
37
38
32
54
49
45
48
53
55
61
62
68
53
69
70
62

High Clouds (% Sky Obscured)

0
2
84
80
4
22
3
0
9
50
0
13
6
21
17
8
2
18
33
46
49
49
50
34

ISS Passover

Visibility (miles)

3
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
1
0
0
0
0
0
0
0
0
0
0
0
0
9
9
9
9
9
9
9
9
9
9

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 (%)

13
22
17
18
15
10
7
8
7
3
4
2
3
2
7
9
13
16
18
22
32
37
43
44

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)

17
19
19
17
18
19
18
17
17
16
14
14
14
13
12
12
13
12
12
12
10
9
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
92
90
90
83
82
83
85
89
87
87
87
87
90
90
89
89
89
83
82
89
96
83
79

Pressure (mb)

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

Ozone (du)

263
263
267
267
266
264
264
262
262
262
263
263
262
262
263
263
263
264
265
265
265
265
265
265

Thursday 18

Waning Crescent 12%

03:55

18:24

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:56, Set: 19:20, Transit: 13:08. Moon - Rise: 03:55, Set: 18:24. Civil Dark: 19:53 - 06:23. Nautical Dark: 20:33 - 05:44. Astro Dark: 21:14 - 05:03

Total Clouds (% Sky Obscured)

51
48
56
99
99
100
100
100
69
83
91
68
71
79
79
86
93
92
92
83
77
93
95
96

Low Clouds (% Sky Obscured)

51
48
56
73
79
74
75
75
69
67
68
67
67
69
65
74
84
84
85
75
70
72
71
73

Medium Clouds (% Sky Obscured)

51
48
51
51
69
83
78
54
48
53
67
28
13
2
16
29
45
43
37
31
33
36
38
25

High Clouds (% Sky Obscured)

23
12
14
39
43
45
41
51
11
33
37
22
43
55
44
24
5
8
24
15
25
60
75
78

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 (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Precipitation Type

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

Precipitation Probability (%)

50
61
64
58
49
40
29
14
15
21
27
25
20
5
10
11
2
4
4
2
4
6
2
3

Precipitation Amount (mm)

0.2
0.4
0.4
0.3
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
10
10
10
12
14
14
13
12
11
9
9
9
9
9
10
10
11
11
10
9
10
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
71
68
67
70
71
75
81
88
95
98
98
98
98
98
98
98
96
93
96
96
95
89
86

Pressure (mb)

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

Ozone (du)

263
262
260
259
257
257
256
256
258
259
260
260
261
261
261
260
259
260
261
262
261
261
261
261

Friday 19

Waning Crescent 6%

05:12

18:38

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:58, Set: 19:18, Transit: 13:07. Moon - Rise: 05:12, Set: 18:38. Civil Dark: 19:51 - 06:25. Nautical Dark: 20:30 - 05:46. Astro Dark: 21:11 - 05:05

Total Clouds (% Sky Obscured)

96
97
91
83
77
86
93
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
70
72
71
73
81
84
93
56
55
54
62
70
78
77
76
72
67
66
67
68
68
68
69

Medium Clouds (% Sky Obscured)

13
5
3
27
2
4
5
32
45
24
9
16
25
33
43
53
64
72
83
94
94
92
91
87

High Clouds (% Sky Obscured)

81
84
60
34
4
8
25
35
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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 (%)

5
5
4
12
8
3
3
0
1
1
0
2
3
2
3
2
0
1
3
6
7
6
2
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)

13
13
13
11
9
10
9
8
6
5
4
4
4
4
4
4
4
4
4
4
5
7
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
86
86
88
82
82
79
82
82
83
84
82
80
79
80
84
86
87
86
87
86
86
85

Pressure (mb)

1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1018
1017
1017
1016
1016
1015
1014
1014
1013
1013
1012
1012
1012

Ozone (du)

261
261
260
260
262
264
265
265
266
266
266
266
266
266
266
267
268
270
271
273
274
273
272
272

Saturday 20

Waning Crescent 2%

06:27

18:50

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 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:00, Set: 19:16, Transit: 13:07. Moon - Rise: 06:27, Set: 18:50. Civil Dark: 19:49 - 06:27. Nautical Dark: 20:28 - 05:48. Astro Dark: 21:09 - 05:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
91
81
69
68
63
61
53
45
35
51
69
85
89
92
95
78
60
41
45

Low Clouds (% Sky Obscured)

70
74
73
71
69
66
61
53
52
52
51
47
43
35
38
42
45
52
61
68
60
48
36
36

Medium Clouds (% Sky Obscured)

84
78
78
78
80
63
50
44
42
39
26
18
9
0
0
0
0
0
0
0
0
0
0
8

High Clouds (% Sky Obscured)

100
100
100
100
100
67
37
10
19
19
31
15
10
1
25
52
74
74
79
75
44
23
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
8
8
7
6
6

Fog (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Precipitation Type

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
None

Precipitation Probability (%)

27
31
29
22
9
16
25
32
38
37
37
31
24
10
15
17
20
23
27
32
38
45
51
49

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
0.2
0

Wind Speed/Direction (mph)

14
15
17
15
15
15
14
13
12
11
10
10
9
9
8
8
8
9
8
8
7
9
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
15
19
18
17
17
16
16
13
13
14
14
14
14
11
12
11
11
11
12
10
10
11

Dew Point (°C)

14
14
14
14
13
13
13
14
14
14
14
14
13
13
12
12
12
12
12
12
12
12
12
12

Relative Humidity (%)

81
76
70
72
72
73
81
89
96
96
96
96
96
96
96
95
95
93
93
92
93
90
89
87

Pressure (mb)

1012
1011
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012

Ozone (du)

271
270
269
271
272
274
275
276
278
279
281
283
283
283
283
284
286
287
288
290
291
296
301
306

Sunday 21

New Moon 0%

07:39

19:01

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: 07:01, Set: 19:13, Transit: 13:07. Moon - Rise: 07:39, Set: 19:01. Civil Dark: 19:46 - 06:28. Nautical Dark: 20:25 - 05:49. Astro Dark: 21:06 - 05:09

Total Clouds (% Sky Obscured)

52
63
68
73
75
76
72
61
61
57
60
52
46
39

Low Clouds (% Sky Obscured)

39
45
50
53
57
55
53
55
56
56
57
45
32
19

Medium Clouds (% Sky Obscured)

16
29
36
36
32
21
11
0
1
2
3
9
14
19

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
6
10
17
19
17

ISS Passover

Visibility (miles)

7
8
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9

Precipitation Type

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

Precipitation Probability (%)

47
46
45
45
47
58
58
51
48
42
21
25
22
12

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
16
18
17
16
16
13
10
8
7
6
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
74
67
66
65
63
68
74
80
83
86
88
90
91

Pressure (mb)

1012
1012
1012
1012
1011
1011
1011
1012
1012
1012
1012
1012
1013
1013

Ozone (du)

306
306
306
307
308
309
309
309
309
306
304
302
302
303

Forecast for Dulverton, Somerset, United Kingdom (51.04,-3.55)

Generated: 15/09/25 11:35:15. Forecast: 15/09/25 to 21/09/25. Timezone: UTC+1.00