Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Gibbous 82%

19:21

12:29

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

Sun - Rise: 07:12, Set: 16:17, Transit: 11:45. Moon - Rise: 19:21, Set: 12:29. Civil Dark: 16:54 - 06:35. Nautical Dark: 17:35 - 05:54. Astro Dark: 18:15 - 05:15

Total Clouds (% Sky Obscured)

1
4
13
51
47
49
28
23
19
23
48
61
33
90
94
100
100
98
92
94
100
100
100
97

Low Clouds (% Sky Obscured)

1
4
13
49
45
37
28
23
16
23
32
36
33
48
60
45
43
37
36
44
52
47
52
54

Medium Clouds (% Sky Obscured)

0
0
0
0
5
5
4
3
4
3
9
3
0
2
3
49
46
34
92
76
87
100
58
83

High Clouds (% Sky Obscured)

1
2
2
29
30
40
0
0
2
5
48
61
12
82
84
100
100
94
40
48
100
98
67
69

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
9
0
4
6
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
93
93
93
93
93
93
94
88
84
79
75
72
75
78
83
87
88
88
86
87

Pressure (mb)

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

Ozone (du)

273
269
268
267
266
264
266
267
268
269
269
268
268
267
266
266
268
268
266
268
267
267
267
268

Sunday 9

Waning Gibbous 72%

20:47

13:04

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

Sun - Rise: 07:14, Set: 16:16, Transit: 11:45. Moon - Rise: 20:47, Set: 13:04. Civil Dark: 16:53 - 06:37. Nautical Dark: 17:34 - 05:56. Astro Dark: 18:13 - 05:16

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
88
94
82
93
95
100
100
99
100
100
100
100
100
100
87
91
89

Low Clouds (% Sky Obscured)

51
69
63
71
82
91
80
65
60
68
66
59
67
81
85
82
100
81
77
77
66
77
73
36

Medium Clouds (% Sky Obscured)

96
98
100
100
100
100
100
81
88
58
52
63
43
76
92
100
100
99
92
100
91
42
70
56

High Clouds (% Sky Obscured)

61
94
78
100
100
100
100
68
55
41
81
87
100
82
84
100
98
100
100
100
100
34
2
8

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
5
9
9
9
9
9
9
9
9
8
2
9
4
3
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

21
45
55
93
95
95
76
66
62
35
21
7
17
45
48
62
95
95
95
95
67
77
46
8

Precipitation Amount (mm)

0
0
0
0.8
1
1
0.2
0
0
0
0
0
0
0
0
0
1
0.9
0.8
0.7
0.2
0.9
0.3
0

Wind Speed/Direction (mph)

14
13
13
13
13
14
14
14
14
13
11
10
10
11
11
9
9
8
8
11
8
6
9
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
9
9
10
10
10
10
10
10
10
10
10
9
9
10
10
10
10
10
10
10
10
8

Relative Humidity (%)

84
83
86
86
88
87
90
90
90
92
87
84
81
75
72
79
80
83
87
90
88
90
93
84

Pressure (mb)

1011
1010
1009
1009
1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1004
1003
1003
1002
1002
1002
1002
1002
1003
1004

Ozone (du)

269
269
269
269
270
270
270
272
274
274
276
279
281
285
289
293
297
304
307
309
310
310
306
300

Monday 10

Waning Gibbous 61%

No Rise

13:27

22 OK
23 OK
00 OK
01 OK
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

Sun - Rise: 07:16, Set: 16:14, Transit: 11:45. Moon - Rise: No Rise, Set: 13:27. Civil Dark: 16:51 - 06:39. Nautical Dark: 17:32 - 05:58. Astro Dark: 18:12 - 05:18

Total Clouds (% Sky Obscured)

28
5
13
17
51
69
90
99
100
97
93
95
97
92
74
89
90
76
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

28
0
0
0
34
28
10
6
30
32
53
45
91
78
53
76
39
55
46
52
51
47
64
70

Medium Clouds (% Sky Obscured)

0
2
13
17
10
5
79
98
91
93
88
94
84
83
74
83
75
57
54
54
60
45
63
76

High Clouds (% Sky Obscured)

28
5
13
17
51
69
72
44
100
54
45
48
41
57
65
59
65
61
100
100
100
100
100
95

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
4

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
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
10
3
0
0
0
0
1
57
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
0
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
90
93
91
91
93
91
91
91
91
90
87
85
86
84
84
83
83
83
83
81
80
77
79

Pressure (mb)

1005
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1004
1004

Ozone (du)

297
296
297
296
297
297
299
299
301
299
296
293
290
288
283
280
277
276
274
272
273
269
270
272

Tuesday 11

Waning Gibbous 50%

22:12

13:43

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

Sun - Rise: 07:17, Set: 16:13, Transit: 11:45. Moon - Rise: 22:12, Set: 13:43. Civil Dark: 16:50 - 06:40. Nautical Dark: 17:31 - 05:59. Astro Dark: 18:11 - 05:19

Total Clouds (% Sky Obscured)

100
99
100
100
100
99
99
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

71
68
63
61
51
41
49
48
42
53
56
52
47
42
43
43
42
43
46
49
46
42
11
30

Medium Clouds (% Sky Obscured)

85
95
96
98
71
96
59
71
92
70
99
98
96
96
96
96
88
94
94
93
83
86
88
81

High Clouds (% Sky Obscured)

90
85
87
89
92
89
86
83
87
90
94
96
98
100
100
100
100
100
100
100
100
100
100
93

ISS Passover

Visibility (miles)

6
9
9
4
9
9
9
9
9
9
9
9
9
9
8
2
9
9
7
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
Light Rain
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

64
17
47
79
10
15
8
3
9
14
20
18
14
9
46
47
12
40
39
21
7
6
1
2

Precipitation Amount (mm)

0
0
0
0.9
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
21
16
15
17
17
16
15
16
14
14
13
13
13
12
10
8
8
9
10
10
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
86
90
86
82
84
83
79
86
84
84
82
79
79
92
93
90
90
90
89
83
81
83

Pressure (mb)

1004
1004
1004
1004
1003
1003
1003
1003
1003
1004
1004
1005
1005
1005
1005
1004
1004
1004
1004
1004
1004
1003
1003
1003

Ozone (du)

273
274
273
274
274
274
273
274
274
274
273
273
273
273
273
272
273
272
272
272
272
272
272
273

Wednesday 12

Third Quarter 39%

23:34

13:56

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

Sun - Rise: 07:19, Set: 16:11, Transit: 11:45. Moon - Rise: 23:34, Set: 13:56. Civil Dark: 16:49 - 06:42. Nautical Dark: 17:30 - 06:01. Astro Dark: 18:10 - 05:21

Total Clouds (% Sky Obscured)

97
96
97
99
100
100
100
100
88
77
67
73
77
83
86
89
92
85
79
76
83
87
95
97

Low Clouds (% Sky Obscured)

23
26
15
21
26
30
31
37
45
42
53
54
67
79
72
63
55
59
63
67
53
39
24
30

Medium Clouds (% Sky Obscured)

85
70
81
86
89
69
96
99
79
42
33
39
37
35
40
55
70
75
55
40
54
76
95
83

High Clouds (% Sky Obscured)

87
80
87
94
100
100
100
100
75
53
35
35
35
25
44
62
82
65
54
49
55
55
58
72

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
Very Light Rain
None

Precipitation Probability (%)

2
1
1
2
2
13
21
27
30
27
17
23
21
1
9
13
16
22
21
8
27
41
54
54

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
84
87
87
87
88
88
90
89
90
89
86
84
86
86
89
89
87
86
87
86
86
84

Pressure (mb)

1003
1003
1003
1002
1002
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001

Ozone (du)

272
272
274
275
275
274
275
276
276
278
277
277
278
279
279
280
280
281
283
284
286
288
289
291

Thursday 13

Waning Crescent 29%

00:51

14:06

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

Sun - Rise: 07:21, Set: 16:10, Transit: 11:45. Moon - Rise: 00:51, Set: 14:06. Civil Dark: 16:47 - 06:43. Nautical Dark: 17:29 - 06:02. Astro Dark: 18:08 - 05:22

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
99
99
99
99
100
100
100
100
100
100
100
100
100
100
94
85
71
64

Low Clouds (% Sky Obscured)

36
42
49
53
53
55
59
65
69
72
76
81
85
90
82
74
66
68
70
72
72
70
67
62

Medium Clouds (% Sky Obscured)

69
61
52
46
55
63
61
58
47
31
32
49
72
99
100
100
100
96
90
81
74
59
45
38

High Clouds (% Sky Obscured)

86
100
100
100
100
93
84
75
76
80
83
63
46
27
51
77
100
100
100
100
79
64
53
54

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
3
3
3
4
6
7
7
7
7

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

Precipitation Probability (%)

47
36
48
60
69
64
58
52
44
32
6
54
72
82
95
95
95
95
95
95
95
95
95
90

Precipitation Amount (mm)

0
0
0
0
0.3
0.2
0.2
0
0
0
0
0
0.4
0.5
0.9
1.3
1.8
1.5
1.4
1.6
1.3
1.1
0.8
0.6

Wind Speed/Direction (mph)

6
5
6
6
6
7
6
7
9
9
10
11
11
12
12
12
11
11
12
11
11
11
10
9

Chance of Frost

Temperature (°C)

13
13
13
13
12
12
12
12
12
13
12
12
12
12
12
12
12
12
12
13
13
12
12
12

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
12
12
12
12
12
11
11

Relative Humidity (%)

87
89
92
92
92
93
93
92
93
92
92
90
90
90
90
92
93
95
95
95
95
95
95
95

Pressure (mb)

1001
1001
1002
1001
1001
1001
1001
1001
1001
1001
1001
1001
1000
1000
999
999
998
998
998
998
998
998
999
999

Ozone (du)

294
296
298
300
301
302
301
301
301
301
301
301
299
297
296
295
294
293
292
292
291
291
291
291

Friday 14

Waning Crescent 21%

02:04

14:15

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:23, Set: 16:08, Transit: 11:45. Moon - Rise: 02:04, Set: 14:15. Civil Dark: 16:46 - 06:45. Nautical Dark: 17:27 - 06:04. Astro Dark: 18:07 - 05:24

Total Clouds (% Sky Obscured)

57
52
68
84
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
96

Low Clouds (% Sky Obscured)

57
52
54
61
68
68
69
69
72
76
81
84
87
90
81
73
66
65
66
65

Medium Clouds (% Sky Obscured)

31
28
46
59
75
64
51
35
37
39
41
29
20
11
18
24
45
38
33
25

High Clouds (% Sky Obscured)

57
52
68
84
100
100
100
100
100
100
100
89
81
74
71
76
82
83
79
73

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
8
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

Precipitation Type

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

Precipitation Probability (%)

72
43
40
35
25
30
31
29
35
38
40
45
51
58
65
72
81
73
64
56

Precipitation Amount (mm)

0.4
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.6
0.4
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
11
10
10
10
10
10
10
10
10
11
11
11
11
11
11
10

Feels Like (°C)

6
6
6
6
6
6
5
6
6
5
5
5
5
5
6
6
5
5
5
6

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
91
91
90
90
88
88
88
88
88
87
85
83
84
84
83
80
76

Pressure (mb)

999
999
999
999
1000
1000
1000
1000
1001
1001
1002
1002
1003
1003
1003
1003
1003
1003
1004
1004

Ozone (du)

292
293
294
295
295
296
296
296
296
297
297
297
298
300
301
301
300
300
301
302

Forecast for Blunham, Central Bedfordshire, United Kingdom (52.15,-0.32)

Generated: 08/11/25 22:00:30. Forecast: 08/11/25 to 14/11/25. Timezone: UTC+0.00