Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

02:16

18:15

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
01 Bad

Sun - Rise: 06:42, Set: 19:08, Transit: 12:55. Moon - Rise: 02:16, Set: 18:15. Civil Dark: 19:42 - 06:08. Nautical Dark: 20:23 - 05:28. Astro Dark: 21:05 - 04:45

Total Clouds (% Sky Obscured)

100
100
97
100
100
100
100
96
98
84
96
100
91
100
89
100
52
49
73
86
98
97
100
100

Low Clouds (% Sky Obscured)

100
90
97
92
100
100
87
91
95
74
89
81
40
45
56
52
52
49
49
40
48
54
57
62

Medium Clouds (% Sky Obscured)

14
23
39
33
25
10
6
6
22
5
18
26
5
6
13
0
3
13
21
30
27
36
28
73

High Clouds (% Sky Obscured)

36
18
32
29
41
56
59
5
11
51
72
100
34
100
75
93
52
49
62
66
95
92
100
92

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
23
8
3
1
4
1
6
3
12
1
4
13
1
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
17
16
16
16
16
16
16
16
17
16
16
17
16
16
15
15
15
15
15
15
15
15
15

Relative Humidity (%)

93
93
90
89
90
93
92
89
86
85
76
73
75
68
66
66
68
72
77
82
88
89
92
92

Pressure (mb)

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

Ozone (du)

264
265
265
265
264
263
263
263
261
261
261
259
260
260
260
259
259
257
256
255
255
255
254
255

Friday 19

Waning Crescent 6%

03:38

18:28

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

Sun - Rise: 06:44, Set: 19:06, Transit: 12:55. Moon - Rise: 03:38, Set: 18:28. Civil Dark: 19:40 - 06:10. Nautical Dark: 20:20 - 05:30. Astro Dark: 21:02 - 04:47

Total Clouds (% Sky Obscured)

100
100
75
72
79
87
88
82
49
45
36
28
40
93
46
35
31
38
47
52
44
67
73
83

Low Clouds (% Sky Obscured)

67
63
59
68
77
75
87
81
47
44
36
28
40
45
36
35
31
38
47
52
44
40
58
38

Medium Clouds (% Sky Obscured)

55
11
21
3
40
35
45
34
28
3
2
2
4
4
4
4
0
2
0
0
0
32
19
39

High Clouds (% Sky Obscured)

100
100
75
62
33
62
8
10
22
22
36
26
40
77
46
13
4
2
3
4
32
50
8
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
93
93
93
95
90
81
71
60
53
51
47
44
41
44
49
58
62
65
68
72
73
73

Pressure (mb)

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

Ozone (du)

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

Saturday 20

Waning Crescent 2%

04:57

18:39

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
01 Bad

Sun - Rise: 06:45, Set: 19:04, Transit: 12:55. Moon - Rise: 04:57, Set: 18:39. Civil Dark: 19:37 - 06:12. Nautical Dark: 20:18 - 05:31. Astro Dark: 21:00 - 04:49

Total Clouds (% Sky Obscured)

51
100
87
100
77
81
98
96
97
99
100
100
100
100
98
100
100
91
84
78
76
75
72
72

Low Clouds (% Sky Obscured)

22
11
20
32
33
45
62
68
50
45
55
63
54
32
39
39
37
41
49
46
71
62
68
72

Medium Clouds (% Sky Obscured)

22
33
34
25
2
20
36
71
59
84
93
93
55
37
33
90
8
20
46
46
45
42
25
2

High Clouds (% Sky Obscured)

43
98
87
100
72
51
85
58
78
98
100
100
100
100
96
100
100
78
57
35
35
34
30
25

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
8
27
1
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
13
0
0
0
0
0
0
0
0
1
1
2
10
1
2
3
2
8
9
28
7

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
7
6
6
5
4
5
6
6
7
9
7
8
12
13
13
12
11
11
12
13
12
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
74
75
73
73
69
62
55
50
50
57
57
50
48
50
56
61
67
68
71
77
87
87

Pressure (mb)

1013
1013
1012
1012
1011
1011
1010
1010
1010
1010
1010
1009
1009
1008
1007
1006
1006
1006
1006
1005
1005
1005
1004
1004

Ozone (du)

264
263
263
262
262
263
264
265
264
263
263
262
263
263
264
264
265
266
267
267
269
271
272
272

Sunday 21

New Moon 0%

06:13

18:48

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

Sun - Rise: 06:47, Set: 19:01, Transit: 12:54. Moon - Rise: 06:13, Set: 18:48. Civil Dark: 19:35 - 06:13. Nautical Dark: 20:15 - 05:33. Astro Dark: 20:57 - 04:51

Total Clouds (% Sky Obscured)

74
76
82
87
75
94
95
63
48
57
37
37
35
41
42
42
41
41
32
25
23
43
41
12

Low Clouds (% Sky Obscured)

60
56
61
66
75
78
70
54
48
53
37
37
35
41
42
34
22
12
6
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
0
15
33
46
45
45
41
28
16
7
16
27
36
32
29
25
20
19
11
10
9
41
8

High Clouds (% Sky Obscured)

20
15
15
15
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
15
2

ISS Passover

Visibility (miles)

9
9
8
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 (%)

13
33
36
29
30
45
44
32
29
22
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)

15
15
17
15
16
19
18
17
17
16
15
14
14
14
13
11
10
9
8
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
11
12
11
10
9
8
7
6
6
5
4
3
3
3
3
4
4
5
6
6
6
6
5

Relative Humidity (%)

85
83
87
84
84
83
76
72
65
60
52
47
42
41
41
43
49
54
63
71
73
77
76
77

Pressure (mb)

1004
1004
1004
1004
1005
1006
1008
1009
1010
1011
1011
1012
1012
1012
1012
1013
1014
1014
1015
1016
1016
1016
1017
1017

Ozone (du)

273
275
276
277
279
281
281
281
281
282
283
284
285
287
290
290
292
293
294
292
292
293
296
299

Monday 22

Waxing Crescent 1%

07:27

18:58

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

Sun - Rise: 06:49, Set: 18:59, Transit: 12:54. Moon - Rise: 07:27, Set: 18:58. Civil Dark: 19:33 - 06:15. Nautical Dark: 20:13 - 05:35. Astro Dark: 20:54 - 04:53

Total Clouds (% Sky Obscured)

26
1
0
0
0
6
14
25
43
53
59
56
51
46
36
36
36
38
41
43
46
48
50
47

Low Clouds (% Sky Obscured)

0
0
0
0
0
6
12
19
29
41
51
42
34
27
26
24
23
27
31
35
34
31
27
22

Medium Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
0
0
4
6
7
7
10
13
11
7
5
9
11
18
17

High Clouds (% Sky Obscured)

26
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
32
48
35

ISS Passover

Visibility (miles)

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

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
1
2
4
6
19
17
20
21
26
25
21
19
15
11
10
7
6
6
4
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
6
5
5
7
7
7
9
12
14
13
14
15
16
16
15
13
12
11
10
9
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
82
84
88
94
95
84
76
77
79
70
73
75
76
74
71
70
70
69
69
70
72
74

Pressure (mb)

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

Ozone (du)

300
303
305
306
306
306
306
307
308
309
310
310
310
310
310
310
311
311
310
309
307
307
306
305

Tuesday 23

Waxing Crescent 3%

08:40

19:07

02 OK
03 OK
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
01 Bad

Sun - Rise: 06:50, Set: 18:57, Transit: 12:53. Moon - Rise: 08:40, Set: 19:07. Civil Dark: 19:30 - 06:17. Nautical Dark: 20:10 - 05:37. Astro Dark: 20:52 - 04:55

Total Clouds (% Sky Obscured)

46
42
56
71
85
91
87
88
86
84
76
79
81
90
94
97
100
94
91
91
94
96
96
96

Low Clouds (% Sky Obscured)

19
14
22
28
33
38
39
40
39
38
35
53
71
89
83
78
75
71
67
62
66
70
78
78

Medium Clouds (% Sky Obscured)

18
18
33
50
55
20
19
19
14
19
23
28
37
41
61
67
69
65
60
65
62
60
53
55

High Clouds (% Sky Obscured)

19
11
30
53
85
64
33
1
33
61
76
79
81
80
85
95
95
94
70
61
66
57
43
39

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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
5
4
2
8
10
10
11
11
6
12
13
9
25
32
36
52
66
79
68
69
77
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.3
0.4
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
81
81
81
81
73
64
57
54
50
46
46
47
47
49
53
55
62
69
77
78
80
81

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1020
1021
1021
1021
1021
1021
1022
1022
1021
1021

Ozone (du)

307
308
310
310
310
310
312
314
315
315
314
314
314
314
314
313
312
312
310
309
308
307
307
306

Wednesday 24

Waxing Crescent 7%

09:54

19:19

Sun - Rise: 06:52, Set: 18:54, Transit: 12:53. Moon - Rise: 09:54, Set: 19:19. Civil Dark: 19:28 - 06:18. Nautical Dark: 20:08 - 05:39. Astro Dark: 20:49 - 04:57

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 Bedford, Bedford, United Kingdom (52.14,-0.46)

Generated: 18/09/25 02:08:58. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00