Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 28

Waning Gibbous 93%

18:51

10:49

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

Sun - Rise: 06:58, Set: 18:43, Transit: 12:50. Moon - Rise: 18:51, Set: 10:49. Civil Dark: 19:18 - 06:24. Nautical Dark: 19:58 - 05:44. Astro Dark: 20:40 - 05:02

Total Clouds (% Sky Obscured)

64
72
78
100
100
100
100
100
68
51
59
52
38
39
74
72
33
64
74
63
63
80
73
84

Low Clouds (% Sky Obscured)

0
11
21
18
33
7
0
0
0
6
19
12
4
11
48
46
31
60
74
62
56
76
55
79

Medium Clouds (% Sky Obscured)

64
56
45
27
100
65
45
40
33
2
0
0
2
0
0
0
0
19
34
56
43
60
40
37

High Clouds (% Sky Obscured)

64
72
78
100
100
100
100
100
68
51
50
45
38
39
45
49
2
0
0
0
0
2
2
2

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
1
1
0
5
9
9
11
3

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
3
2
3
5
7
7
7
7
7
7
7
6
7
7
7
9
9
9
10
11
12
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
6
5
7
8
8
8
8
8
8
8
9
9
10
10
11
12
13
14
14
15
14
15

Relative Humidity (%)

56
50
45
45
51
58
58
64
69
69
71
74
76
79
81
83
80
86
90
92
92
92
86
82

Pressure (mb)

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

Ozone (du)

304
306
308
308
309
310
310
311
311
311
312
310
310
310
312
315
316
312
308
304
302
301
300
299

Tuesday 29

Waning Gibbous 86%

19:09

No Set

11 Bad
12 Bad
13 Bad
14 OK
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: 07:00, Set: 18:41, Transit: 12:50. Moon - Rise: 19:09, Set: No Set. Civil Dark: 19:15 - 06:26. Nautical Dark: 19:55 - 05:46. Astro Dark: 20:37 - 05:04

Total Clouds (% Sky Obscured)

97
87
67
37
100
100
97
86
94
99
90
72
75
54
81
65
89
98
100
100
100
100
100
91

Low Clouds (% Sky Obscured)

77
75
24
15
5
6
0
0
2
4
17
19
20
2
0
0
0
0
15
60
68
63
90
63

Medium Clouds (% Sky Obscured)

53
26
15
16
5
2
3
5
52
23
67
57
21
37
50
54
61
98
100
100
100
100
100
57

High Clouds (% Sky Obscured)

2
6
42
6
100
100
97
86
84
98
74
18
65
17
72
65
86
88
100
100
95
97
100
60

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

Precipitation Probability (%)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
1
49
77
76
95
90

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
21
22
23
23
22
21
20
19
18
18
18
18
18
19
19
19
19
19
19
19
19
19

Feels Like (°C)

16
17
19
21
23
21
20
20
18
17
17
17
18
17
18
17
16
16
16
16
17
16
17
17

Dew Point (°C)

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

Relative Humidity (%)

78
78
75
66
59
55
57
65
71
78
85
88
88
82
82
80
80
78
73
70
77
86
91
91

Pressure (mb)

1017
1016
1016
1015
1014
1013
1013
1012
1012
1012
1012
1011
1011
1010
1010
1009
1009
1008
1008
1008
1008
1009
1009
1009

Ozone (du)

298
298
298
297
295
292
291
291
287
285
282
281
280
278
277
276
275
275
276
276
277
277
276
277

Wednesday 30

Waning Gibbous 77%

19:37

12:20

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

Sun - Rise: 07:02, Set: 18:39, Transit: 12:49. Moon - Rise: 19:37, Set: 12:20. Civil Dark: 19:13 - 06:28. Nautical Dark: 19:53 - 05:48. Astro Dark: 20:34 - 05:06

Total Clouds (% Sky Obscured)

88
67
32
63
32
56
38
31
2
0
0
0
47
52
67
69
62
50
76
82
79
73
38
34

Low Clouds (% Sky Obscured)

75
67
24
49
19
26
26
21
0
0
0
0
0
1
19
45
50
50
76
82
79
71
38
34

Medium Clouds (% Sky Obscured)

82
58
3
63
5
0
4
0
0
0
0
0
31
35
44
26
56
50
50
50
18
50
0
0

High Clouds (% Sky Obscured)

50
45
3
19
5
14
0
1
2
0
0
0
3
3
3
0
0
50
45
40
0
2
0
0

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
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 (%)

52
41
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
0
4

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)

18
16
15
15
14
14
13
11
9
10
9
8
8
7
7
7
7
7
7
7
6
8
9
11

Chance of Frost

Temperature (°C)

20
21
21
23
22
23
22
21
19
18
16
15
15
14
14
14
14
13
13
13
13
14
15
16

Feels Like (°C)

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

Dew Point (°C)

17
18
19
12
12
10
10
10
9
9
9
9
10
10
11
11
11
11
10
10
10
11
10
9

Relative Humidity (%)

82
80
84
50
53
45
44
47
52
56
62
66
71
76
79
82
84
86
82
80
80
80
74
64

Pressure (mb)

1010
1010
1011
1011
1012
1012
1012
1013
1014
1015
1015
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1019
1020
1021

Ozone (du)

276
279
281
282
283
284
284
285
286
288
289
290
289
290
291
292
295
296
297
299
301
302
303
305

Thursday 1

Waning Gibbous 66%

20:18

13:45

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

Sun - Rise: 07:04, Set: 18:36, Transit: 12:49. Moon - Rise: 20:18, Set: 13:45. Civil Dark: 19:10 - 06:29. Nautical Dark: 19:51 - 05:49. Astro Dark: 20:32 - 05:08

Total Clouds (% Sky Obscured)

30
29
28
30
33
54
43
10
7
3
1
36
23
32
28
25
20
23
24
41
64
75
100
88

Low Clouds (% Sky Obscured)

30
29
28
30
33
31
25
10
6
3
0
0
0
0
5
11
16
19
21
22
19
16
15
14

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4

High Clouds (% Sky Obscured)

0
0
0
0
2
30
25
0
0
0
1
36
19
28
21
13
3
3
1
14
47
66
100
81

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
2
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
12
12
12
12
12
10
7
6
6
6
6
7
7
7
7
7
7
8
9
9
10
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
48
44
42
41
39
40
46
52
54
56
59
61
63
65
67
71
76
77
78
78
77
70
65

Pressure (mb)

1021
1021
1022
1022
1022
1023
1024
1024
1025
1026
1026
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1029
1029

Ozone (du)

307
307
310
308
306
304
306
307
306
305
305
305
306
302
300
298
299
300
299
298
297
298
298
299

Friday 2

Waning Gibbous 54%

21:18

14:56

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

Sun - Rise: 07:05, Set: 18:34, Transit: 12:49. Moon - Rise: 21:18, Set: 14:56. Civil Dark: 19:08 - 06:31. Nautical Dark: 19:48 - 05:51. Astro Dark: 20:29 - 05:10

Total Clouds (% Sky Obscured)

76
67
75
82
92
83
79
74
75
69
67
63
57
39
40
42
46
64
86
100
99
99
98
98

Low Clouds (% Sky Obscured)

18
21
22
21
19
36
37
68
71
54
21
18
14
11
8
5
3
14
28
44
33
25
20
43

Medium Clouds (% Sky Obscured)

5
3
14
26
37
29
19
15
10
10
67
63
27
10
13
17
20
15
10
5
13
20
27
27

High Clouds (% Sky Obscured)

59
39
36
33
40
40
50
50
60
55
50
40
37
22
29
40
46
64
86
100
89
79
67
73

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
5
13
13
21
21
19
21
15
13
8
2
0
0
0
0
1
1
0
13
11
2
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
14
16
15
14
13
11
9
8
7
7
6
6
5
5
5
4
4
3
3
3
4
4
5

Chance of Frost

Temperature (°C)

17
18
20
20
20
19
19
18
17
16
15
15
14
13
12
12
11
11
11
11
10
11
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
57
53
50
49
49
52
58
60
62
67
73
76
79
81
84
86
88
88
87
88
84
79
76

Pressure (mb)

1028
1028
1028
1027
1027
1027
1027
1027
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

300
300
300
300
301
301
301
301
299
299
298
298
298
297
297
297
296
296
296
296
296
297
298
298

Saturday 3

Third Quarter 42%

22:36

15:47

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: 07:07, Set: 18:31, Transit: 12:48. Moon - Rise: 22:36, Set: 15:47. Civil Dark: 19:06 - 06:33. Nautical Dark: 19:46 - 05:53. Astro Dark: 20:27 - 05:12

Total Clouds (% Sky Obscured)

99
100
100
100
100
87
78
67
65
57
49
56
59
61
73
82
90
93
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
65
60
61
54
38
21
5
9
12
16
15
23
31
33
35
60
76
72
66
56
50
47
61

Medium Clouds (% Sky Obscured)

29
27
21
14
11
11
11
12
15
18
20
28
32
31
21
10
0
0
0
0
0
0
0
4

High Clouds (% Sky Obscured)

79
77
82
92
100
85
74
62
43
22
0
17
34
46
48
61
69
80
90
100
100
100
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
0
0
0
2
2
1
13
12
8
6
7
0
3
1
1
3
3
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
72
70
66
62
59
64
70
74
77
79
82
82
84
86
87
86
86
84
83
80
78
76
74

Pressure (mb)

1030
1030
1030
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029

Ozone (du)

299
299
300
301
303
304
305
306
307
306
305
304
303
302
301
299
298
296
296
296
296
295
294
294

Sunday 4

Waning Crescent 31%

00:04

16:21

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 OK

Sun - Rise: 07:09, Set: 18:29, Transit: 12:48. Moon - Rise: 00:04, Set: 16:21. Civil Dark: 19:03 - 06:35. Nautical Dark: 19:43 - 05:55. Astro Dark: 20:24 - 05:14

Total Clouds (% Sky Obscured)

100
100
88
77
65
78
89
100
100
100
100
100
100
100
96
92
89
71
51
31

Low Clouds (% Sky Obscured)

77
92
70
48
27
40
54
71
57
46
40
47
48
50
38
31
12
17
23
29

Medium Clouds (% Sky Obscured)

9
14
16
18
21
17
13
9
9
9
9
11
9
8
6
4
1
1
1
0

High Clouds (% Sky Obscured)

84
75
64
55
49
49
53
51
41
40
35
49
59
68
62
59
53
42
28
12

ISS Passover

Visibility (miles)

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

Precipitation Type

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
2
0
0
1
0
1
3
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
65
62
56
52
46
48
48
49
52
55
58
59
59
60
63
68
72
72
75

Pressure (mb)

1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027

Ozone (du)

294
294
295
294
293
292
292
291
291
289
288
287
286
284
283
282
282
282
280
279

Forecast for Boston, Lincolnshire, United Kingdom (52.98,-0.02)

Generated: 28/09/26 11:41:15. Forecast: 28/09/26 to 04/10/26. Timezone: UTC+1.00