Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 30%

01:00

17:38

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

Sun - Rise: 06:46, Set: 19:20, Transit: 13:03. Moon - Rise: 01:00, Set: 17:38. Civil Dark: 19:54 - 06:12. Nautical Dark: 20:34 - 05:32. Astro Dark: 21:17 - 04:49

Total Clouds (% Sky Obscured)

36
40
45
52
64
65
65
60
30
66
100
99
100
100
100
100
100
100
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

36
40
45
52
51
50
29
34
30
65
65
69
77
67
58
35
46
60
51
49
54
45
57
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
8
42
43
44
41
45
52
94
86
84
84
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
12
30
9
20
99
89
100
100
100
99
99
87
69
92
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 (%)

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

8
11
4
2
1
0
0
0
1
1
0
1
12
5
1
11
1
0
3
18
42
84
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1.1
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
7
8
7
6
6
7
9
10
11
11
11
11
11
11
11
11
11
11
11
10
11
11

Dew Point (°C)

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

Relative Humidity (%)

72
68
68
69
67
66
61
63
69
67
61
57
55
57
57
56
62
68
75
83
89
92
93
95

Pressure (mb)

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

Ozone (du)

304
305
305
305
305
303
302
299
295
291
288
284
278
275
272
269
267
266
265
264
263
262
260
260

Wednesday 17

Waning Crescent 20%

01:00

18:03

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
00 Bad

Sun - Rise: 06:48, Set: 19:18, Transit: 13:03. Moon - Rise: 01:00, Set: 18:03. Civil Dark: 19:51 - 06:14. Nautical Dark: 20:31 - 05:34. Astro Dark: 21:14 - 04:51

Total Clouds (% Sky Obscured)

100
100
100
99
98
100
100
100
100
91
59
62
66
80
100
100
72
100
81
87
82
90
86
76

Low Clouds (% Sky Obscured)

94
87
100
93
87
92
100
100
100
91
59
62
66
67
56
61
57
67
66
68
71
81
70
62

Medium Clouds (% Sky Obscured)

100
100
96
97
94
100
95
86
42
17
14
38
10
18
50
56
30
33
27
24
3
27
33
23

High Clouds (% Sky Obscured)

48
56
100
41
48
0
0
0
0
0
0
0
0
2
85
85
3
80
7
39
33
3
3
9

ISS Passover

Visibility (miles)

5
9
7
9
9
9
9
9
9
9
9
9
8
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
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
79
71
75
65
30
37
38
29
26
20
1
3
25
28
33
15
15
6
15
6
7

Precipitation Amount (mm)

0.8
1.3
0.7
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
11
11
12
15
17
18
17
17
16
18
18
19
18
18
17
16
15
14
14
13
13
13
13

Chance of Frost

Temperature (°C)

12
13
13
14
15
15
15
15
16
17
17
19
20
19
18
17
17
16
16
16
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
95
93
93
93
95
93
96
96
96
95
96
96
96
96
96
95
96
96
96
95
93

Pressure (mb)

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

Ozone (du)

257
256
255
256
259
259
260
260
260
260
262
263
265
265
265
265
263
262
261
261
260
261
259
258

Thursday 18

Waning Crescent 12%

02:24

18:21

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
00 Bad

Sun - Rise: 06:49, Set: 19:15, Transit: 13:02. Moon - Rise: 02:24, Set: 18:21. Civil Dark: 19:49 - 06:16. Nautical Dark: 20:29 - 05:35. Astro Dark: 21:11 - 04:53

Total Clouds (% Sky Obscured)

83
56
70
84
93
83
100
67
83
93
90
74
75
77
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
56
58
57
69
71
100
65
74
83
80
69
72
64
73
57
62
60
58
60
56
61
63
68

Medium Clouds (% Sky Obscured)

20
0
5
19
21
12
10
0
0
0
0
10
0
33
14
12
43
37
35
34
29
52
51
83

High Clouds (% Sky Obscured)

12
19
7
12
8
8
82
21
28
45
58
3
15
6
100
100
100
96
98
99
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 (%)

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
0
4
0
0
0
0
0
2
14
3
0
0
0
0
0
3
13
6
4
2
2
1
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)

13
13
13
12
12
11
11
12
13
16
17
18
18
19
18
16
13
10
9
9
10
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
96
95
90
90
90
93
87
83
77
68
64
61
62
66
73
80
82
85
88
92
93
95

Pressure (mb)

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

Ozone (du)

258
258
257
259
259
258
259
259
259
259
259
260
260
261
260
261
262
263
264
265
265
265
265
265

Friday 19

Waning Crescent 6%

03:46

18:35

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
00 Bad

Sun - Rise: 06:51, Set: 19:13, Transit: 13:02. Moon - Rise: 03:46, Set: 18:35. Civil Dark: 19:46 - 06:17. Nautical Dark: 20:26 - 05:37. Astro Dark: 21:08 - 04:55

Total Clouds (% Sky Obscured)

100
89
92
98
100
100
100
100
100
100
100
100
99
74
75
86
94
100
93
100
100
100
100
100

Low Clouds (% Sky Obscured)

63
61
55
61
65
68
69
71
72
68
63
58
57
56
53
47
41
35
33
31
31
39
41
47

Medium Clouds (% Sky Obscured)

63
45
44
43
17
1
2
1
3
3
43
45
43
11
6
13
2
8
4
42
46
8
26
50

High Clouds (% Sky Obscured)

100
89
92
98
100
100
100
100
100
100
100
99
65
57
61
81
86
100
93
100
100
92
95
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
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
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
1
0
0
2
2
2
1
0
0
0
0
0
0
2
15
18
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
95
96
96
96
93
81
71
64
60
55
55
55
56
61
69
77
79
79
82
87
90

Pressure (mb)

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

Ozone (du)

264
264
265
263
263
264
262
262
263
262
262
262
263
264
265
264
265
266
268
267
266
266
268
269

Saturday 20

Waning Crescent 2%

05:05

18:46

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 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:52, Set: 19:11, Transit: 13:02. Moon - Rise: 05:05, Set: 18:46. Civil Dark: 19:44 - 06:19. Nautical Dark: 20:24 - 05:39. Astro Dark: 21:06 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
98
98
97
96
95
93
93
96
100
72
45
18
40
61
83
88
93
98

Low Clouds (% Sky Obscured)

46
45
44
54
64
74
78
82
86
85
83
82
67
52
37
30
23
16
23
30
36
43
52
61

Medium Clouds (% Sky Obscured)

9
23
39
11
49
50
57
71
81
76
87
55
64
72
80
53
27
1
0
0
0
7
12
16

High Clouds (% Sky Obscured)

100
99
94
98
95
92
86
78
67
58
49
45
60
75
82
51
25
1
10
28
55
71
83
85

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
2
2
1
2
2
2
16
28
31
43
39
27
19
17
19
17
11
5
11
12
13

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
8
8
7
8
8
9
11
14
14
15
15
15
15
15
13
11
9
7
5
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
87
89
87
90
89
86
83
78
73
71
68
61
59
58
56
63
70
79
83
87
93
84
79

Pressure (mb)

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

Ozone (du)

270
270
271
273
273
275
276
278
280
280
282
283
286
293
300
306
308
311
313
315
317
319
320
321

Sunday 21

New Moon 0%

06:20

18:55

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 OK
19 OK
20 OK
21 Good
22 OK
23 OK
00 OK

Sun - Rise: 06:54, Set: 19:08, Transit: 13:01. Moon - Rise: 06:20, Set: 18:55. Civil Dark: 19:42 - 06:21. Nautical Dark: 20:22 - 05:41. Astro Dark: 21:03 - 04:59

Total Clouds (% Sky Obscured)

95
92
92
91
94
97
86
79
74
82
85
91
87
83
66
51
45
41
28
14
5
13
21
29

Low Clouds (% Sky Obscured)

57
52
48
55
58
60
58
57
57
61
59
60
51
42
33
35
27
28
20
12
3
12
21
29

Medium Clouds (% Sky Obscured)

11
7
3
2
1
0
12
22
31
47
61
78
71
65
59
51
45
41
28
14
5
13
10
2

High Clouds (% Sky Obscured)

90
90
90
91
94
95
63
32
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
8
7
6
5
4
6
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

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

Precipitation Probability (%)

10
6
0
12
22
28
50
59
76
75
68
63
56
43
26
27
20
8
11
14
6
17
20
8

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.6
0.5
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
74
76
77
80
84
87
88
90
93
93
92
90
83
77
71
69
68
68
71
73
78
81
85

Pressure (mb)

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

Ozone (du)

321
322
322
323
324
325
326
328
329
331
332
332
333
333
334
334
334
335
336
336
336
337
337
336

Monday 22

Waxing Crescent 1%

07:34

19:05

Sun - Rise: 06:56, Set: 19:06, Transit: 13:01. Moon - Rise: 07:34, Set: 19:05. Civil Dark: 19:39 - 06:22. Nautical Dark: 20:19 - 05:43. Astro Dark: 21:00 - 05:01

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Abbeymead, Gloucestershire, United Kingdom (51.85,-2.21)

Generated: 16/09/25 01:43:09. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+1.00