Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

03:38

18:15

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
06 Bad
07 Bad

Sun - Rise: 06:44, Set: 19:08, Transit: 12:55. Moon - Rise: 03:38, Set: 18:15. Civil Dark: 19:42 - 06:10. Nautical Dark: 20:23 - 05:30. Astro Dark: 21:05 - 04:47

Total Clouds (% Sky Obscured)

96
97
98
91
99
100
99
99
100
84
87
96
100
95
97
96
97
95
100
96
69
85
98
89

Low Clouds (% Sky Obscured)

90
90
98
91
98
78
56
54
57
70
67
57
52
49
49
56
60
74
84
85
56
72
78
81

Medium Clouds (% Sky Obscured)

19
10
4
0
9
0
1
0
0
0
10
30
40
38
60
6
3
29
28
3
3
3
4
41

High Clouds (% Sky Obscured)

20
38
52
79
67
58
58
71
89
58
80
81
100
74
95
95
95
82
100
94
65
74
95
84

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
1
4
8
0
14
3
12
6
9
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
16
18
18
19
20
20
19
19
18
16
16
15
15
15
14
14
14
14
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

92
89
86
80
75
73
73
67
65
68
70
74
78
82
88
90
92
92
92
92
93
93
93
95

Pressure (mb)

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

Ozone (du)

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

Friday 19

Waning Crescent 6%

04:57

18:28

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

Sun - Rise: 06:45, Set: 19:06, Transit: 12:55. Moon - Rise: 04:57, Set: 18:28. Civil Dark: 19:40 - 06:12. Nautical Dark: 20:20 - 05:31. Astro Dark: 21:02 - 04:49

Total Clouds (% Sky Obscured)

79
91
59
46
48
40
28
48
40
49
33
80
100
68
100
100
100
73
100
100
100
27
53
86

Low Clouds (% Sky Obscured)

75
89
52
40
42
38
25
48
40
49
33
35
64
40
41
32
45
26
0
3
20
25
53
63

Medium Clouds (% Sky Obscured)

48
34
12
10
3
2
28
5
2
4
2
2
40
0
4
24
26
18
0
0
5
0
23
67

High Clouds (% Sky Obscured)

77
66
59
46
48
22
7
3
7
2
5
34
54
46
63
75
73
35
100
100
100
27
53
65

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
11
25
1
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)

9
11
12
12
12
13
13
13
13
11
9
7
7
7
6
6
5
5
5
4
3
3
2
3

Chance of Frost

Temperature (°C)

16
17
19
20
21
22
23
24
24
24
23
21
19
18
18
16
16
15
15
14
14
14
14
14

Feels Like (°C)

14
14
17
18
19
20
21
21
22
23
22
21
19
18
17
17
16
16
16
14
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

89
79
72
65
57
54
50
46
43
44
49
58
63
69
72
75
79
80
82
80
82
84
83
82

Pressure (mb)

1019
1019
1019
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1012
1012
1012
1011

Ozone (du)

259
258
258
258
259
259
260
259
259
258
259
261
261
261
261
262
263
263
263
263
261
261
261
261

Saturday 20

Waning Crescent 2%

06:13

18:39

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 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:47, Set: 19:04, Transit: 12:55. Moon - Rise: 06:13, Set: 18:39. Civil Dark: 19:37 - 06:13. Nautical Dark: 20:18 - 05:33. Astro Dark: 21:00 - 04:51

Total Clouds (% Sky Obscured)

99
100
95
100
100
99
96
92
58
64
43
66
24
44
61
68
66
56
57
56
59
62
62
51

Low Clouds (% Sky Obscured)

69
57
64
47
56
67
78
75
48
58
36
57
12
36
61
66
64
56
57
56
56
47
32
30

Medium Clouds (% Sky Obscured)

91
83
74
83
80
65
87
45
0
16
3
2
5
4
4
3
42
47
50
50
45
45
40
0

High Clouds (% Sky Obscured)

96
99
75
100
100
97
66
74
23
10
20
41
24
28
0
1
0
35
35
25
17
35
1
18

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
17
14
12
2
1
2
1
0
2
0
1
6
17
47
53
86
91
44
25
9
3
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
6
7
9
8
9
11
10
13
18
16
16
15
14
14
15
13
12
11
10
11
9
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
17
18
18
19
19
20
19
18
16
13
11
11
11
11
11
12
13
13
14
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

80
75
71
65
57
56
61
53
53
59
81
89
90
90
92
90
93
93
93
95
90
79
84
90

Pressure (mb)

1011
1011
1011
1011
1011
1010
1009
1008
1008
1008
1008
1009
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1010
1010

Ozone (du)

260
260
260
260
260
261
262
262
262
264
264
264
265
266
267
271
272
271
271
272
273
275
277
277

Sunday 21

New Moon 0%

07:27

18:48

08 Bad
09 OK
10 OK
11 OK
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

Sun - Rise: 06:49, Set: 19:01, Transit: 12:54. Moon - Rise: 07:27, Set: 18:48. Civil Dark: 19:35 - 06:15. Nautical Dark: 20:15 - 05:35. Astro Dark: 20:57 - 04:53

Total Clouds (% Sky Obscured)

55
28
33
41
49
56
75
94
96
65
38
32
37
35
44
52
83
81
78
74
72
74
72
71

Low Clouds (% Sky Obscured)

30
28
33
41
49
56
74
82
73
61
38
32
37
29
33
30
32
46
61
60
58
55
55
57

Medium Clouds (% Sky Obscured)

40
0
0
0
0
9
18
24
28
31
36
31
33
27
32
44
49
81
77
74
72
74
57
34

High Clouds (% Sky Obscured)

15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
0
0
0
0
0
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
8
8
9
7
5
3
3
6
6
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
4
2
4
2
4
14
21
27
29
34
37
43
47
49
45
33
28
7
2
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
14
15
16
17
16
16
14
14
14
15
14
12
12
11
10
8
8
7
7
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

90
79
70
65
58
51
46
43
48
53
53
62
72
83
86
88
91
95
91
88
85
85
83
81

Pressure (mb)

1011
1011
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1018

Ozone (du)

278
280
281
282
281
281
283
284
284
286
290
293
295
295
294
294
293
293
293
295
301
303
304
304

Monday 22

Waxing Crescent 1%

No Rise

18:58

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 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:50, Set: 18:59, Transit: 12:54. Moon - Rise: No Rise, Set: 18:58. Civil Dark: 19:33 - 06:17. Nautical Dark: 20:13 - 05:37. Astro Dark: 20:54 - 04:55

Total Clouds (% Sky Obscured)

71
68
63
75
78
78
81
85
80
74
68
51
53
52
46
48
50
47
44
41
60
78
98
98

Low Clouds (% Sky Obscured)

57
54
51
58
59
59
59
57
51
45
40
27
31
35
31
27
26
21
17
12
24
39
55
47

Medium Clouds (% Sky Obscured)

39
47
25
30
41
54
67
69
64
62
34
13
9
6
9
11
16
17
19
26
47
62
65
54

High Clouds (% Sky Obscured)

1
0
0
0
0
23
35
38
28
28
25
45
50
50
27
14
2
1
1
0
20
44
66
59

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
2
14
12
10
2
0
1
0
0
5
6
7
7
5
1
5
7
8
11
10
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
67
62
64
67
66
66
62
63
65
67
68
69
71
72
73
74
77
78
81
79
78
77

Pressure (mb)

1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

305
306
305
302
301
302
302
303
304
305
306
306
307
308
309
310
312
313
312
312
311
310
309
309

Tuesday 23

Waxing Crescent 3%

08:40

19:07

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
06 Bad
07 Bad

Sun - Rise: 06:52, Set: 18:57, Transit: 12:53. Moon - Rise: 08:40, Set: 19:07. Civil Dark: 19:30 - 06:18. Nautical Dark: 20:10 - 05:39. Astro Dark: 20:52 - 04:57

Total Clouds (% Sky Obscured)

97
98
95
93
90
87
87
88
94
93
96
96
95
89
90
88
86
82
78
78
82
89
92
89

Low Clouds (% Sky Obscured)

39
35
33
33
32
48
65
81
78
71
71
67
63
61
61
67
74
71
67
63
68
72
77
80

Medium Clouds (% Sky Obscured)

43
37
26
31
42
43
45
70
76
73
69
45
40
40
38
37
35
37
43
45
40
40
35
38

High Clouds (% Sky Obscured)

42
20
40
65
90
87
82
80
80
70
80
80
70
70
70
65
65
61
53
54
44
38
35
20

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

Precipitation Probability (%)

10
9
10
9
5
11
11
8
23
31
41
59
76
93
79
82
93
78
61
45
43
35
23
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.8
0.5
0.5
0.7
0.5
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
66
60
55
50
45
45
45
45
51
59
68
71
73
76
76
78
78
81
84
87
88
88
88

Pressure (mb)

1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1020
1020
1020

Ozone (du)

309
309
310
310
311
311
312
313
314
314
314
314
314
314
313
312
312
311
310
309
309
307
305
304

Wednesday 24

Waxing Crescent 7%

09:54

19:19

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:54, Set: 18:54, Transit: 12:53. Moon - Rise: 09:54, Set: 19:19. Civil Dark: 19:28 - 06:20. Nautical Dark: 20:08 - 05:40. Astro Dark: 20:49 - 04:59

Total Clouds (% Sky Obscured)

85
86
90
80
75
66
57
48
25
32
46
57
73
72
77
77
77

Low Clouds (% Sky Obscured)

85
86
90
80
75
66
57
48
25
32
28
16
9
7
6
7
6

Medium Clouds (% Sky Obscured)

31
33
29
28
31
33
30
31
25
24
22
24
26
42
47
54
55

High Clouds (% Sky Obscured)

9
2
2
1
1
1
0
0
0
0
0
31
61
72
62
33
3

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

17
5
10
11
8
24
30
31
27
22
16
11
7
1
7
11
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
7
7
7
13
12
12
12
12
14
10
10
10
11
11

Dew Point (°C)

6
6
5
4
3
2
2
1
0
1
2
3
3
3
3
3
3

Relative Humidity (%)

80
71
63
57
51
45
44
41
40
44
48
53
55
58
60
62
63

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

302
301
299
298
298
297
297
297
297
297
297
297
297
296
296
295
294

Forecast for Bedford, Bedford, United Kingdom (52.14,-0.47)

Generated: 18/09/25 08:54:42. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00