Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 16

Waning Crescent 6%

07:09

13:16

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

Sun - Rise: 08:03, Set: 16:16, Transit: 12:09. Moon - Rise: 07:09, Set: 13:16. Civil Dark: 16:55 - 07:24. Nautical Dark: 17:39 - 06:40. Astro Dark: 18:20 - 05:59

Total Clouds (% Sky Obscured)

19
24
36
47
92
69
89
93
100
74
60
68
66
67
59
34
47
84
79
97
95
95
96
100

Low Clouds (% Sky Obscured)

19
24
36
47
86
69
72
85
96
58
58
59
64
65
59
33
42
43
57
67
65
50
35
30

Medium Clouds (% Sky Obscured)

0
3
10
47
41
13
28
39
24
50
58
58
47
53
2
2
3
68
26
96
90
87
87
100

High Clouds (% Sky Obscured)

0
1
9
3
65
24
65
50
60
55
50
50
50
0
6
34
47
65
61
66
79
88
92
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
10
10
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
1
-1
-0
2
2
3
4
4
4
3
2
2
3
2
2
1
1
2
2
2
2

Dew Point (°C)

2
2
2
2
2
3
3
4
5
5
6
6
5
5
5
5
4
4
4
4
4
4
5
5

Relative Humidity (%)

93
93
93
94
93
94
93
91
88
85
88
90
93
93
94
94
94
94
96
94
94
94
94
94

Pressure (mb)

1002
1003
1003
1004
1005
1006
1006
1007
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012

Ozone (du)

365
373
376
374
369
366
363
364
363
364
365
364
365
367
370
369
368
369
375
379
381
380
380
379

Saturday 17

Waning Crescent 2%

07:54

14:21

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
02 Bad
03 Bad

Sun - Rise: 08:02, Set: 16:17, Transit: 12:10. Moon - Rise: 07:54, Set: 14:21. Civil Dark: 16:57 - 07:23. Nautical Dark: 17:40 - 06:39. Astro Dark: 18:21 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
99
97
100
96
97
95
92
89
83
65
63
81
81
86
80
100
100
100
100
100

Low Clouds (% Sky Obscured)

27
37
64
66
65
79
73
79
94
89
80
73
76
46
51
48
46
62
78
83
90
90
90
86

Medium Clouds (% Sky Obscured)

96
100
100
99
98
72
40
29
22
20
27
22
0
2
35
22
2
1
0
43
77
100
24
49

High Clouds (% Sky Obscured)

100
96
72
60
66
10
44
36
7
6
43
2
20
30
35
64
50
68
46
99
100
87
79
88

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
9
98
99
50

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
9
34
39
27
13
13
3
1
2
1
2
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
2
2
3
3
4
4
5
5
5
4
5
5
4
4
3
3
4
2
2
2
1

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
96
96
96
91
90
90
88
88
88
91
93
93
93
91
93
93
91
91
91
93
91

Pressure (mb)

1012
1012
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1017
1017
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

384
388
386
386
385
388
389
390
393
396
398
398
398
397
397
399
398
397
396
394
390
386
384
382

Sunday 18

New Moon 0%

08:25

15:36

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
02 Bad
03 Bad

Sun - Rise: 08:01, Set: 16:19, Transit: 12:10. Moon - Rise: 08:25, Set: 15:36. Civil Dark: 16:59 - 07:22. Nautical Dark: 17:42 - 06:39. Astro Dark: 18:23 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
98
97
96
98
100
99
100
99
99
97
95
95
93
98
97
96
96
92

Low Clouds (% Sky Obscured)

86
86
86
86
63
66
79
96
91
89
90
94
99
89
94
88
85
86
89
79
76
71
68
57

Medium Clouds (% Sky Obscured)

51
70
72
90
98
97
75
95
74
73
76
72
100
70
34
22
28
36
39
40
44
50
46
43

High Clouds (% Sky Obscured)

100
100
100
100
81
8
52
65
55
62
72
68
68
47
7
7
3
3
0
0
0
0
0
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 (%)

31
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
9
25
39
45
43
43
49
63
61
48
39
21
14
4
2
6
7
8
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
5
6
6
6
5
6
6
5
6
6
7
7
7
7
7
7
7
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
2
2
2
3
3
4
4
4
4
4
4
4
3
3
3
3
2
3
3
2
2
2

Dew Point (°C)

3
3
4
4
4
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4

Relative Humidity (%)

93
93
94
96
96
96
94
90
90
90
88
91
90
90
91
91
91
91
91
91
93
93
93
93

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015

Ozone (du)

383
387
391
394
394
397
399
401
404
406
408
407
402
397
394
390
389
385
384
384
384
384
384
384

Monday 19

Waxing Crescent 1%

08:47

16:57

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
02 Bad
03 Bad

Sun - Rise: 08:00, Set: 16:21, Transit: 12:10. Moon - Rise: 08:47, Set: 16:57. Civil Dark: 17:00 - 07:21. Nautical Dark: 17:43 - 06:38. Astro Dark: 18:24 - 05:57

Total Clouds (% Sky Obscured)

88
87
91
94
99
98
98
97
95
94
92
89
82
87
86
85
97
97
92
96
96
95
95
89

Low Clouds (% Sky Obscured)

44
34
46
54
64
62
63
62
55
51
42
43
45
49
62
77
92
89
88
88
86
84
82
73

Medium Clouds (% Sky Obscured)

65
32
35
41
43
86
74
94
80
71
88
82
69
71
63
23
52
68
17
10
38
10
27
18

High Clouds (% Sky Obscured)

2
17
12
8
1
6
10
9
7
5
15
3
3
18
9
12
41
32
29
8
30
52
38
42

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 (%)

17
21
19
17
14
15
17
18
17
15
6
13
19
22
18
13
1
1
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)

6
6
6
7
7
8
8
7
7
6
7
6
6
6
6
7
7
7
7
7
7
7
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
3
3
3
4
4
5
5
5
4
4
3
2
3
2
2
2
2
1
2
1

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
90
90
90
88
88
87
85
84
87
88
90
90
91
93
91
90
93
93
90
91
91

Pressure (mb)

1015
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017

Ozone (du)

383
383
382
382
383
383
386
388
388
389
387
386
383
382
382
381
381
380
379
377
377
377
377
377

Tuesday 20

Waxing Crescent 3%

09:03

18:19

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
02 Bad
03 Bad

Sun - Rise: 07:59, Set: 16:23, Transit: 12:11. Moon - Rise: 09:03, Set: 18:19. Civil Dark: 17:02 - 07:20. Nautical Dark: 17:45 - 06:37. Astro Dark: 18:26 - 05:56

Total Clouds (% Sky Obscured)

73
75
100
97
99
98
100
88
94
99
100
100
100
98
97
97
97
100
100
100
99
96
94
88

Low Clouds (% Sky Obscured)

64
56
61
67
66
63
73
71
65
63
63
61
62
62
80
81
81
82
82
83
83
83
70
74

Medium Clouds (% Sky Obscured)

31
36
31
28
29
30
32
34
40
53
55
57
62
62
37
31
30
35
35
35
34
32
40
44

High Clouds (% Sky Obscured)

60
74
96
89
90
90
97
60
91
97
99
72
100
98
93
92
90
94
97
100
87
77
75
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
Very Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
1
8
13
17
39
50
58
56
54
52
44
49
52
48
41
28
28
23
11
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
93
93
91
87
85
82
85
88
88
90
93
93
93
93
93
93
93
91
93
93

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

378
377
375
373
371
370
369
368
365
363
360
357
355
352
350
349
349
348
346
343
341
342
343
344

Wednesday 21

Waxing Crescent 8%

09:15

19:40

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

Sun - Rise: 07:58, Set: 16:24, Transit: 12:11. Moon - Rise: 09:15, Set: 19:40. Civil Dark: 17:03 - 07:19. Nautical Dark: 17:46 - 06:36. Astro Dark: 18:27 - 05:55

Total Clouds (% Sky Obscured)

69
44
39
34
29
26
19
21
30
20
15
20
24
24
20
15
15
23
31
40
40
43
40
42

Low Clouds (% Sky Obscured)

69
44
39
34
29
26
19
21
30
20
15
20
24
24
20
15
15
23
31
40
40
43
40
42

Medium Clouds (% Sky Obscured)

45
32
22
21
20
14
10
14
11
6
0
0
0
0
8
15
15
23
31
40
37
20
2
5

High Clouds (% Sky Obscured)

43
24
18
10
4
10
16
21
30
20
15
20
20
0
20
15
15
23
31
40
40
20
0
0

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 (%)

13
11
9
6
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
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)

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

Chance of Frost

Temperature (°C)

4
4
4
4
4
4
5
5
6
6
6
5
5
5
4
4
3
3
3
3
3
2
2
2

Feels Like (°C)

1
2
2
2
2
2
2
2
2
4
3
2
2
2
2
1
1
1
1
0
-0
-0
-0
-0

Dew Point (°C)

3
3
3
3
3
3
3
3
2
3
3
3
2
2
2
1
1
1
1
0
0
0
0
0

Relative Humidity (%)

94
94
96
96
94
94
89
83
79
80
82
82
82
83
83
83
85
86
86
85
85
86
86
86

Pressure (mb)

1018
1017
1017
1017
1018
1018
1017
1017
1017
1017
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

344
343
343
344
346
347
347
347
346
345
344
343
345
346
347
348
349
350
349
348
348
347
347
347

Thursday 22

Waxing Crescent 15%

09:26

21:01

Sun - Rise: 07:56, Set: 16:26, Transit: 12:11. Moon - Rise: 09:26, Set: 21:01. Civil Dark: 17:05 - 07:18. Nautical Dark: 17:48 - 06:35. Astro Dark: 18:29 - 05:54

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

Generated: 16/01/26 04:47:01. Forecast: 16/01/26 to 22/01/26. Timezone: UTC+0.00