Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 15

Waning Crescent 6%

07:09

No Set

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

Sun - Rise: 08:03, Set: 16:14, Transit: 12:09. Moon - Rise: 07:09, Set: No Set. Civil Dark: 16:54 - 07:24. Nautical Dark: 17:37 - 06:40. Astro Dark: 18:19 - 05:59

Total Clouds (% Sky Obscured)

78
83
87
100
100
100
100
100
84
94
83
74
31
32
65
92
96
100
98
93
89
96
91
98

Low Clouds (% Sky Obscured)

78
83
87
100
100
100
91
85
76
78
68
60
31
32
65
92
96
100
96
84
77
89
88
97

Medium Clouds (% Sky Obscured)

78
83
87
100
100
100
100
100
84
40
79
11
0
0
3
0
6
33
66
62
75
73
60
60

High Clouds (% Sky Obscured)

78
83
87
100
100
100
100
0
0
0
0
0
0
0
0
3
10
65
60
60
60
65
65
60

ISS Passover

Visibility (miles)

1
2
4
2
2
1
1
8
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
2
100
100
81
1
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
77
33
22
7
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.6
2.2
2.1
3.2
2.9
2.8
1.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
3
10
7
9
8
16
15
14
12
12
9
7
8
9
8
9
11
11
10
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
3
2
3
3
5
0
-0
-0
1
0
1
2
1
1
1
1
-1
-1
0
1
2
3

Dew Point (°C)

7
7
6
6
6
6
6
5
4
4
4
3
3
3
2
2
2
2
3
3
3
4
5
5

Relative Humidity (%)

96
98
93
96
98
98
96
94
91
91
91
83
88
94
93
93
94
94
94
94
94
93
90
88

Pressure (mb)

1000
999
998
997
995
994
993
994
995
996
997
999
1000
1001
1002
1003
1003
1004
1005
1005
1006
1007
1007
1007

Ozone (du)

362
359
354
351
353
351
358
363
365
368
372
368
365
362
358
358
363
368
366
360
357
354
354
359

Friday 16

Waning Crescent 2%

07:54

13:16

13 Bad
14 Bad
15 Bad
16 Bad
17 OK
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
11 Bad
12 Bad

Sun - Rise: 08:02, Set: 16:16, Transit: 12:10. Moon - Rise: 07:54, Set: 13:16. Civil Dark: 16:55 - 07:23. Nautical Dark: 17:39 - 06:39. Astro Dark: 18:20 - 05:58

Total Clouds (% Sky Obscured)

87
80
61
75
34
51
72
81
85
74
74
77
100
97
98
100
100
100
100
100
100
92
91
96

Low Clouds (% Sky Obscured)

80
68
61
49
34
51
65
74
63
63
48
57
72
75
70
74
74
76
86
88
89
67
79
89

Medium Clouds (% Sky Obscured)

60
63
35
50
1
0
0
2
4
28
50
51
100
89
91
100
100
95
99
100
76
64
39
63

High Clouds (% Sky Obscured)

61
1
21
5
0
3
40
47
59
30
35
35
40
50
67
91
100
94
84
82
5
7
4
58

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
0
0
0
0
0
0
0
0
0
0
4
1
16
32
39
38
43
44
28
7
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
11
10
8
8
8
9
8
9
8
8
7
8
8
9
9
9
8
7
8
8
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
6
5
5
5
5
5
4
4
4
4
4
4
5
5
5
5
4
5
5
5
6
6

Relative Humidity (%)

84
84
87
90
94
94
96
96
94
96
96
94
96
94
96
94
96
94
94
94
94
94
90
88

Pressure (mb)

1007
1007
1008
1008
1009
1010
1010
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1013
1013
1014
1015
1015
1015

Ozone (du)

363
360
358
358
359
362
368
370
367
368
371
372
375
377
380
384
384
384
387
386
387
390
395
399

Saturday 17

Waning Crescent 0%

08:25

14:21

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
11 Bad
12 Bad

Sun - Rise: 08:01, Set: 16:17, Transit: 12:10. Moon - Rise: 08:25, Set: 14:21. Civil Dark: 16:57 - 07:22. Nautical Dark: 17:40 - 06:39. Astro Dark: 18:21 - 05:58

Total Clouds (% Sky Obscured)

96
83
92
91
94
92
90
75
77
72
85
79
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

81
83
59
57
68
66
58
43
46
38
42
50
73
63
60
72
65
72
83
90
90
89
95
98

Medium Clouds (% Sky Obscured)

51
37
33
31
27
26
21
8
77
72
4
20
20
31
43
69
43
48
100
100
99
99
96
85

High Clouds (% Sky Obscured)

3
3
64
60
65
51
66
60
60
60
42
36
100
100
100
100
65
61
49
10
44
32
20
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
58
100
100
100
100
42
100
100
100
100
100
100
100

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
0
5
10
5
1
0
0
0
0
0
0
0
0
0
1
1
0
2
2
1
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
7
4
4
4
4
4
3
2
3
3
3
1
1
1
1
2
2
1
2
3
3
4

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

401
401
400
397
395
395
393
392
391
391
389
387
385
385
387
390
395
397
399
401
404
406
406
406

Sunday 18

New Moon 1%

08:47

15:36

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
11 Bad
12 Bad

Sun - Rise: 08:00, Set: 16:19, Transit: 12:10. Moon - Rise: 08:47, Set: 15:36. Civil Dark: 16:59 - 07:21. Nautical Dark: 17:42 - 06:38. Astro Dark: 18:23 - 05:57

Total Clouds (% Sky Obscured)

99
100
97
93
89
82
76
69
70
76
80
78
77
76
80
93
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
100
95
91
87
76
65
52
58
63
68
63
58
58
54
51
48
52
56
60
67
73
80
84

Medium Clouds (% Sky Obscured)

73
65
55
55
55
65
60
28
6
3
3
3
3
60
60
74
100
100
100
100
100
100
99
99

High Clouds (% Sky Obscured)

15
1
1
3
10
0
0
0
0
0
0
0
0
0
0
29
6
6
2
40
36
17
33
39

ISS Passover

Visibility (miles)

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

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

36
67
72
55
46
49
26
18
29
20
14
3
1
1
3
5
16
22
25
27
25
10
4
24

Precipitation Amount (mm)

0
0.4
0.4
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
94
96
98
96
96
96
98
96
98
96
96
96
94
96
94
94
94
94
96
94
94
90
87

Pressure (mb)

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

Ozone (du)

406
408
409
408
403
397
393
391
390
391
394
394
393
396
397
398
397
396
396
394
395
396
396
395

Monday 19

Waxing Crescent 0%

09:03

16:57

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
11 Bad
12 Bad

Sun - Rise: 07:59, Set: 16:21, Transit: 12:11. Moon - Rise: 09:03, Set: 16:57. Civil Dark: 17:00 - 07:20. Nautical Dark: 17:43 - 06:37. Astro Dark: 18:24 - 05:56

Total Clouds (% Sky Obscured)

85
93
84
69
62
67
73
67
63
78
71
75
78
77
89
92
91
94
97
100
96
93
90
93

Low Clouds (% Sky Obscured)

85
84
76
69
62
67
73
67
63
78
71
75
78
77
87
86
85
89
93
97
90
84
80
83

Medium Clouds (% Sky Obscured)

41
41
33
33
33
37
49
46
52
57
58
56
54
47
36
29
20
14
5
0
25
49
74
58

High Clouds (% Sky Obscured)

20
35
21
2
0
9
20
29
20
11
1
1
1
1
1
1
1
34
65
94
70
47
33
48

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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

36
45
37
32
34
35
36
37
44
49
53
75
65
49
42
32
14
11
8
0
9
11
9
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
81
84
88
90
91
91
93
93
93
94
94
94
94
96
94
93
91
93
93
93
94
94
96

Pressure (mb)

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

Ozone (du)

395
397
401
401
394
386
384
383
381
375
371
370
368
366
364
362
360
358
355
353
351
349
347
345

Tuesday 20

Waxing Crescent 3%

09:15

18:19

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
11 Bad
12 Bad

Sun - Rise: 07:58, Set: 16:23, Transit: 12:11. Moon - Rise: 09:15, Set: 18:19. Civil Dark: 17:02 - 07:19. Nautical Dark: 17:45 - 06:36. Astro Dark: 18:26 - 05:55

Total Clouds (% Sky Obscured)

96
99
99
99
99
99
99
99
94
91
88
92
96
98
96
93
92
92
92
93
96
98
100
100

Low Clouds (% Sky Obscured)

85
87
88
87
87
83
75
70
68
67
65
66
67
70
69
70
68
69
71
73
78
82
88
89

Medium Clouds (% Sky Obscured)

46
36
49
58
69
70
72
74
55
35
16
19
23
26
24
25
31
31
50
55
65
65
65
60

High Clouds (% Sky Obscured)

64
80
83
86
89
84
79
74
56
36
19
28
37
44
55
66
72
72
54
35
34
34
34
38

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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
10
8
5
2
2
1
0
3
5
7
7
6
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
96
96
96
96
96
94
94
94
94
94
94
94
93
94
94
94
94
96
93
91
90

Pressure (mb)

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

Ozone (du)

341
337
333
329
325
321
322
323
324
322
320
319
321
323
325
329
334
339
348
356
364
369
374
379

Wednesday 21

Waxing Crescent 8%

09:26

19:40

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

Sun - Rise: 07:56, Set: 16:24, Transit: 12:11. Moon - Rise: 09:26, Set: 19:40. Civil Dark: 17:03 - 07:18. Nautical Dark: 17:46 - 06:35. Astro Dark: 18:27 - 05:54

Total Clouds (% Sky Obscured)

100
100
99
98
97
98
98
99
94
89
82
75
62
53
66
76
93

Low Clouds (% Sky Obscured)

89
91
89
86
84
85
86
87
88
89
82
75
62
53
65
76
90

Medium Clouds (% Sky Obscured)

60
55
55
35
25
25
24
29
25
25
26
37
37
33
28
41
40

High Clouds (% Sky Obscured)

38
57
57
61
60
43
24
8
6
4
3
7
10
15
24
44
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

0
0
4
4
1
5
5
1
3
3
0
4
3
0
7
9
2

Precipitation Amount (mm)

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
6
6
6
6
6
6
7
7
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
4
4
5
5
3
4
3
3
3
3
1
1
1
1
0

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
93
94
94
96
94
94
94
93
91
91
93
93
93
93

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

380
380
381
378
375
371
375
379
382
388
393
399
391
382
374
363
353

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

Generated: 15/01/26 13:35:15. Forecast: 15/01/26 to 21/01/26. Timezone: UTC+0.00