Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 1

Full Moon 100%

No Rise

07:59

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:29, Set: 16:47, Transit: 12:08. Moon - Rise: No Rise, Set: 07:59. Civil Dark: 17:21 - 06:53. Nautical Dark: 18:01 - 06:13. Astro Dark: 18:40 - 05:35

Total Clouds (% Sky Obscured)

70
74
78
85
87
91
92
92
83
86
78
83
65
73
69
77
71
88
87
93
87
84
89
100

Low Clouds (% Sky Obscured)

64
70
78
69
76
80
86
85
82
85
76
82
65
71
68
76
68
82
80
87
87
74
78
62

Medium Clouds (% Sky Obscured)

70
74
78
64
87
91
91
82
3
4
0
0
0
0
0
0
0
0
11
21
0
26
24
5

High Clouds (% Sky Obscured)

15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
72
11
3
14
15
7
100

ISS Passover

Visibility (miles)

9
9
6
8
7
4
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
2
31
44
31
7
0
1
1
1
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
59
77
64
48
56
51
39
31
31
27
8
21
19
18
3
2
1
4
0
1
0

Precipitation Amount (mm)

1.6
0.6
0.3
0.3
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
9
10
11
11
10
9
11
11
12
13
11
9
9
8
7
6
9
10
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
94
96
96
96
94
94
94
94
96
94
93
93
91
91
91
90
85
81
77
77
77
78

Pressure (mb)

1001
1001
1001
1000
1000
1000
999
999
998
998
998
997
997
997
998
998
997
997
997
997
996
996
995
995

Ozone (du)

401
402
402
401
403
405
405
402
402
398
394
389
387
382
379
378
378
379
375
372
372
370
369
369

Monday 2

Waning Gibbous 98%

17:37

08:15

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:27, Set: 16:49, Transit: 12:08. Moon - Rise: 17:37, Set: 08:15. Civil Dark: 17:23 - 06:52. Nautical Dark: 18:03 - 06:12. Astro Dark: 18:41 - 05:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

82
61
50
48
42
53
57
75
84
83
88
95
92
94
92
94
95
96
96
100
93
93
96
93

Medium Clouds (% Sky Obscured)

7
40
60
94
100
100
82
95
96
100
100
99
100
100
100
100
100
100
100
93
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
24
100
100
100
100
100
71
33
100
100
97
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
2
1
8
3
2
9
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

1
1
3
4
10
22
24
16
15
18
26
38
47
69
95
95
95
95
95
80
80
84
87
75

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.8
0.8
0.8
0.7
0.3
0.3
0.5
0.5
0.3

Wind Speed/Direction (mph)

12
12
16
15
15
16
17
17
18
18
18
17
18
18
18
17
17
17
15
15
15
9
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
2
2
2
1
1
1
0
0
0
0
0
0
0
1
1
2
2
2
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

81
84
84
87
88
88
88
90
90
90
88
88
88
90
90
96
96
96
94
96
96
96
93
91

Pressure (mb)

995
995
995
994
994
994
994
993
993
992
992
992
991
991
991
991
991
991
991
991
990
990
990
991

Ozone (du)

370
369
371
375
377
376
375
376
375
374
373
372
372
373
373
374
375
376
376
377
379
382
381
380

Tuesday 3

Waning Gibbous 94%

19:00

08:28

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

Sun - Rise: 07:25, Set: 16:51, Transit: 12:08. Moon - Rise: 19:00, Set: 08:28. Civil Dark: 17:25 - 06:50. Nautical Dark: 18:04 - 06:11. Astro Dark: 18:43 - 05:32

Total Clouds (% Sky Obscured)

100
99
100
100
100
94
92
79
86
100
100
100
100
99
88
77
68
36
29
32
37
44
49
55

Low Clouds (% Sky Obscured)

84
71
55
43
54
69
63
79
65
81
77
76
58
57
55
49
38
29
9
14
19
24
28
33

Medium Clouds (% Sky Obscured)

92
94
99
100
100
34
28
29
25
29
28
25
20
28
18
10
4
6
10
9
10
15
13
13

High Clouds (% Sky Obscured)

83
20
20
100
87
76
62
1
16
4
70
43
75
52
16
16
0
0
0
1
2
3
4
6

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 (%)

61
53
33
21
8
8
7
3
0
0
1
2
2
3
3
2
0
0
0
1
1
1
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
3
3
4
4
4
3
3
3
3
3
3
3
3
4
6
7
8
8
8
7

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
91
91
91
91
91
93
90
88
87
88
91
87
87
88
87
82
78
76
74
78
85

Pressure (mb)

992
992
993
993
994
994
994
994
994
994
994
994
994
994
995
995
995
995
996
996
995
995
995
995

Ozone (du)

383
387
390
394
399
402
406
409
410
412
416
420
418
421
426
439
455
463
466
469
462
459
455
457

Wednesday 4

Waning Gibbous 88%

20:18

08:39

17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 OK
23 OK
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

Sun - Rise: 07:24, Set: 16:53, Transit: 12:08. Moon - Rise: 20:18, Set: 08:39. Civil Dark: 17:26 - 06:49. Nautical Dark: 18:06 - 06:09. Astro Dark: 18:44 - 05:31

Total Clouds (% Sky Obscured)

59
57
47
38
37
36
36
59
80
99
80
62
43
61
79
96
97
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
33
30
26
28
30
32
34
36
37
31
34
31
36
44
50
67
82
100
95
90
85
88
90

Medium Clouds (% Sky Obscured)

13
57
47
38
37
36
36
59
78
97
80
62
43
41
57
15
69
80
100
100
95
52
45
40

High Clouds (% Sky Obscured)

8
10
8
2
5
5
5
21
37
54
37
25
10
36
63
89
93
96
94
90
90
90
90
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
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
14
14
17
16
17
23
28
36

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
91
91
91
90
87
90
87
82
86
88
88
88
89
83
83
86
86
85
88
83
86
85

Pressure (mb)

995
995
995
995
995
994
994
994
993
993
993
992
992
991
991
991
990
990
990
989
988
988
988
987

Ozone (du)

458
461
464
466
462
459
452
447
451
456
455
457
455
440
433
432
438
433
431
435
429
423
415
413

Thursday 5

Waning Gibbous 81%

21:34

08:51

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:22, Set: 16:55, Transit: 12:08. Moon - Rise: 21:34, Set: 08:51. Civil Dark: 17:28 - 06:47. Nautical Dark: 18:07 - 06:08. Astro Dark: 18:46 - 05:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
96
98
99

Low Clouds (% Sky Obscured)

92
93
94
95
96
97
98
99
99
100
96
93
89
98
99
100
100
100
100
98
98
95
94
93

Medium Clouds (% Sky Obscured)

35
45
100
100
87
87
94
90
85
83
88
92
59
47
49
51
66
81
98
95
93
90
92
92

High Clouds (% Sky Obscured)

94
97
100
100
100
100
100
100
100
100
100
100
100
98
97
86
59
49
40
52
57
69
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
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

45
63
73
83
85
80
74
74
73
59
47
39
43
34
29
22
23
22
19
18
18
16
25
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
86
88
88
88
90
91
91
93
94
94
94
94
94
94
93
93
90
87
84
85
85
87
88

Pressure (mb)

987
987
987
987
987
986
986
986
986
986
986
986
987
987
990
990
991
991
991
992
992
992
992
993

Ozone (du)

413
415
414
412
410
411
411
410
409
406
405
405
407
408
408
408
408
409
410
411
412
413
414
414

Friday 6

Waning Gibbous 72%

22:49

09:03

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:20, Set: 16:56, Transit: 12:08. Moon - Rise: 22:49, Set: 09:03. Civil Dark: 17:30 - 06:45. Nautical Dark: 18:09 - 06:06. Astro Dark: 18:47 - 05:28

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
97
94
93
91
87
83
76
85
94
100
99
98
98
91
86
82
87
91

Low Clouds (% Sky Obscured)

94
94
92
90
91
91
92
73
55
40
54
67
76
82
87
94
94
93
92
84
75
68
71
74

Medium Clouds (% Sky Obscured)

93
93
96
100
96
92
88
81
77
73
56
46
45
33
31
14
9
14
12
27
43
56
59
56

High Clouds (% Sky Obscured)

98
96
95
92
84
76
73
79
88
90
87
83
76
85
91
90
61
32
4
9
12
20
45
49

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

Precipitation Probability (%)

36
44
51
59
58
57
54
49
42
32
27
21
10
16
18
19
22
24
21
26
28
32
33
29

Precipitation Amount (mm)

0
0
0
0.3
0.3
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
7
7
7
7
7
7

Relative Humidity (%)

88
87
88
90
90
90
91
90
90
91
91
91
91
93
91
91
91
88
87
82
84
85
85
85

Pressure (mb)

993
994
994
995
995
996
996
997
997
998
998
998
999
999
1000
1000
1001
1001
1002
1002
1002
1002
1002
1002

Ozone (du)

414
414
415
415
415
415
415
415
415
415
414
414
413
413
414
415
416
416
416
416
417
417
417
417

Saturday 7

Waning Gibbous 63%

00:02

09:17

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

Sun - Rise: 07:19, Set: 16:58, Transit: 12:08. Moon - Rise: 00:02, Set: 09:17. Civil Dark: 17:31 - 06:44. Nautical Dark: 18:11 - 06:05. Astro Dark: 18:49 - 05:26

Total Clouds (% Sky Obscured)

94
95
97
98
99
99
100
100
100
100
93
86
80
76
73
69
73
75
79

Low Clouds (% Sky Obscured)

77
74
72
70
76
82
88
86
83
82
78
75
70
72
73
69
73
75
79

Medium Clouds (% Sky Obscured)

64
60
60
57
63
68
73
80
86
94
83
72
61
49
38
28
26
27
32

High Clouds (% Sky Obscured)

55
63
73
82
88
94
100
75
57
45
27
20
7
5
2
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

14
25
30
31
42
50
50
58
64
69
64
57
47
45
41
29
34
38
39

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
8
8
8
8
8
8
8
8
8
7
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
87
87
87
87
87
87
90
91
95
95
94
96
94
95
93
91
93

Pressure (mb)

1003
1003
1003
1003
1003
1003
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

416
416
416
416
416
415
415
414
415
415
416
417
418
419
419
419
419
420
422

Forecast for Dover, Kent, United Kingdom (51.13,1.31)

Generated: 01/02/26 17:18:23. Forecast: 01/02/26 to 07/02/26. Timezone: UTC+0.00