Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 23

Waxing Crescent 34%

09:49

22:21

21 OK
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

Sun - Rise: 07:47, Set: 16:38, Transit: 12:12. Moon - Rise: 09:49, Set: 22:21. Civil Dark: 17:14 - 07:11. Nautical Dark: 17:55 - 06:30. Astro Dark: 18:34 - 05:51

Total Clouds (% Sky Obscured)

43
44
50
50
76
100
100
79
80
66
74
69
64
90
84
100
100
100
84
71
90
100
95
100

Low Clouds (% Sky Obscured)

43
44
50
50
53
51
67
72
65
66
73
69
64
58
48
47
63
52
62
61
82
84
93
100

Medium Clouds (% Sky Obscured)

3
2
1
0
16
52
65
56
70
4
2
0
48
37
21
100
99
80
44
64
65
100
95
98

High Clouds (% Sky Obscured)

0
2
0
0
12
14
2
0
36
55
53
0
0
0
13
40
40
71
77
67
55
37
45
49

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
5
6
9
9
9
9
9
9
9
9
9
9
3
4
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
10
10
5
6
20
18
26
12
0
0
0
0
0
0
1
6
17
49
93
95
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
0.8
0.7
2

Wind Speed/Direction (mph)

14
15
15
16
17
16
15
15
14
14
14
16
16
17
17
17
18
16
17
18
19
21
22
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
82
75
82
82
83
85
85
86
90
85
83
84
82
84
84
82
82
81
79
81
87
88

Pressure (mb)

989
989
990
990
991
991
992
992
992
993
993
994
994
995
995
995
994
994
994
994
993
993
993
993

Ozone (du)

405
408
408
408
408
409
413
411
409
408
409
412
414
415
419
419
417
414
413
412
412
419
423
421

Saturday 24

Waxing Crescent 45%

10:03

23:43

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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 07:46, Set: 16:39, Transit: 12:13. Moon - Rise: 10:03, Set: 23:43. Civil Dark: 17:16 - 07:09. Nautical Dark: 17:56 - 06:29. Astro Dark: 18:35 - 05:50

Total Clouds (% Sky Obscured)

95
100
100
100
90
86
83
94
83
96
93
95
100
100
100
100
66
62
56
49
26
35
39
40

Low Clouds (% Sky Obscured)

90
100
85
89
65
72
78
86
73
92
87
90
81
68
63
53
64
56
54
32
26
35
39
40

Medium Clouds (% Sky Obscured)

64
86
100
100
47
18
13
28
56
17
61
30
62
100
91
88
21
20
4
15
3
8
39
40

High Clouds (% Sky Obscured)

44
62
77
67
4
2
0
0
50
4
56
44
100
100
100
95
27
12
2
4
26
3
3
0

ISS Passover

Visibility (miles)

3
5
6
9
6
9
9
9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
9
8

Fog (%)

0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
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
None
None

Precipitation Probability (%)

90
69
65
64
48
31
16
25
31
33
37
23
9
40
51
55
47
34
28
33
39
38
43
45

Precipitation Amount (mm)

0.5
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
16
13
12
11
10
8
7
9
11
12
13
14
16
16
14
14
13
12
11
11
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
91
87
88
90
91
94
93
91
90
91
90
88
87
85
88
90
93
91
88
90
91
91
93

Pressure (mb)

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

Ozone (du)

420
420
423
425
425
428
430
434
435
436
436
436
436
434
430
429
431
435
438
440
442
444
443
444

Sunday 25

Waxing Crescent 57%

10:20

01:08

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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 07:45, Set: 16:41, Transit: 12:13. Moon - Rise: 10:20, Set: 01:08. Civil Dark: 17:17 - 07:08. Nautical Dark: 17:58 - 06:28. Astro Dark: 18:37 - 05:49

Total Clouds (% Sky Obscured)

52
50
59
72
64
78
79
77
80
78
83
74
64
63
91
92
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

52
50
59
72
64
78
79
77
80
76
82
72
64
63
57
73
90
83
73
81
85
80
75
70

Medium Clouds (% Sky Obscured)

13
50
59
65
64
70
7
4
0
0
0
0
0
0
5
20
20
45
100
100
100
99
100
100

High Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
0
0
0
0
0
0
75
74
100
100
100
100
100
81
84
100

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5

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
Light Rain

Precipitation Probability (%)

36
27
12
10
11
10
23
9
6
2
3
12
3
2
2
4
5
12
18
2
3
20
56
88

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
0.6

Wind Speed/Direction (mph)

7
6
4
4
4
4
4
4
4
4
4
4
4
6
9
10
11
11
10
10
10
10
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
91
93
93
93
91
89
89
88
83
83
80
72
73
74
82
85
88
90
90
90
90

Pressure (mb)

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

Ozone (du)

446
447
447
443
445
448
447
445
443
442
441
439
433
431
437
446
443
431
418
407
399
394
387
384

Monday 26

First Quarter 68%

10:44

02:36

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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 07:43, Set: 16:43, Transit: 12:13. Moon - Rise: 10:44, Set: 02:36. Civil Dark: 17:19 - 07:07. Nautical Dark: 17:59 - 06:27. Astro Dark: 18:38 - 05:48

Total Clouds (% Sky Obscured)

99
99
98
98
97
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
95

Low Clouds (% Sky Obscured)

78
85
93
92
91
90
93
97
100
100
100
100
99
100
100
100
100
100
100
100
90
58
42
28

Medium Clouds (% Sky Obscured)

99
98
96
94
92
91
93
77
75
70
60
90
100
100
100
100
100
100
98
96
94
86
67
67

High Clouds (% Sky Obscured)

72
43
15
16
12
10
38
64
100
90
98
100
100
100
100
100
100
100
100
100
100
75
50
25

ISS Passover

Visibility (miles)

3
2
2
5
9
9
9
9
9
9
9
9
9
9
9
4
8
2
2
4
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

Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
81
70
72
60
54
53
73
91
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

1.1
1.7
1.2
0.4
0.3
0.4
0.2
0
0
0.4
0.7
0.9
1.3
1.6
2
1.8
1.7
2.3
1.5
1.1
1.1
1
1
0.9

Wind Speed/Direction (mph)

10
9
9
11
13
13
14
16
15
14
13
16
16
17
16
18
17
18
17
16
14
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
93
91
93
96
96
94
96
96
96
94
93
94
94
96
94
94
93
88
84
87
84

Pressure (mb)

997
997
996
996
994
994
993
991
991
989
988
988
987
986
985
984
982
981
981
981
981
981
981
982

Ozone (du)

381
384
381
382
381
382
384
382
381
379
376
369
368
369
369
369
370
370
369
372
378
388
395
403

Tuesday 27

Waxing Gibbous 79%

11:19

04:04

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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 07:42, Set: 16:45, Transit: 12:13. Moon - Rise: 11:19, Set: 04:04. Civil Dark: 17:21 - 07:06. Nautical Dark: 18:01 - 06:26. Astro Dark: 18:40 - 05:47

Total Clouds (% Sky Obscured)

95
95
92
97
98
100
100
100
100
85
76
58
79
88
100
91
82
73
82
92
95
92
89
85

Low Clouds (% Sky Obscured)

38
46
66
58
47
36
39
42
45
51
58
58
66
64
67
64
60
56
63
69
73
68
60
52

Medium Clouds (% Sky Obscured)

70
87
46
49
95
100
100
89
54
33
54
12
66
61
71
66
56
53
68
77
82
70
64
59

High Clouds (% Sky Obscured)

32
17
22
39
61
85
81
90
83
55
31
3
17
33
45
37
26
19
27
35
41
29
17
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
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

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

Precipitation Probability (%)

88
64
22
22
23
28
50
45
24
18
11
6
9
22
20
27
27
32
38
46
58
55
45
25

Precipitation Amount (mm)

0.6
0.3
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0

Wind Speed/Direction (mph)

13
13
15
15
16
19
18
17
16
16
14
12
11
10
10
12
12
12
12
11
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
79
79
81
79
83
88
88
82
79
76
81
83
82
82
81
82
84
85
87
88
90
90
91

Pressure (mb)

982
982
982
982
983
983
984
984
985
985
985
986
987
987
987
988
988
988
989
989
989
989
990
990

Ozone (du)

411
422
428
433
431
433
443
449
452
456
463
469
473
476
481
487
492
497
501
502
503
504
501
499

Wednesday 28

Waxing Gibbous 75%

12:11

05:24

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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 07:41, Set: 16:46, Transit: 12:13. Moon - Rise: 12:11, Set: 05:24. Civil Dark: 17:22 - 07:05. Nautical Dark: 18:02 - 06:25. Astro Dark: 18:41 - 05:46

Total Clouds (% Sky Obscured)

85
89
97
99
100
100
100
100
100
95
91
87
91
95
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

45
38
33
38
43
50
67
82
95
89
84
77
79
81
84
84
86
88
80
71
62
61
61
60

Medium Clouds (% Sky Obscured)

63
66
69
78
86
96
96
96
96
77
56
34
22
11
3
30
58
80
86
93
99
90
81
71

High Clouds (% Sky Obscured)

22
41
62
72
83
89
65
39
10
4
1
0
32
64
93
87
77
68
66
66
65
44
23
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

36
41
35
28
23
12
16
23
29
28
27
24
25
22
23
25
27
30
26
24
35
75
95
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
0.4
0.7
0.9

Wind Speed/Direction (mph)

10
9
8
8
7
7
6
7
7
8
8
8
8
8
9
10
10
9
9
10
10
12
11
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
4
4
4
4
5
5
5
5
4
4
4
4
5
5
5
5
5
4
4

Relative Humidity (%)

91
91
91
91
91
91
90
91
91
91
91
91
91
87
82
79
81
84
87
85
85
87
84
82

Pressure (mb)

991
991
991
991
992
992
992
992
992
992
992
992
992
992
992
992
992
992
991
990
989
989
988
987

Ozone (du)

497
494
491
488
471
454
437
414
392
370
374
379
383
380
377
375
370
365
360
360
360
360
368
376

Thursday 29

Waxing Gibbous 88%

13:21

06:28

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
17 Bad

Sun - Rise: 07:39, Set: 16:48, Transit: 12:14. Moon - Rise: 13:21, Set: 06:28. Civil Dark: 17:24 - 07:03. Nautical Dark: 18:04 - 06:23. Astro Dark: 18:43 - 05:45

Total Clouds (% Sky Obscured)

98
95
93
95
98
100
100
100
100
92
85
80
89
95
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

69
78
87
77
68
59
67
78
86
81
77
72
61
50
38
47
52
60
65
72
79

Medium Clouds (% Sky Obscured)

81
89
93
89
81
74
68
64
57
62
67
80
89
95
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

9
9
8
35
62
88
86
77
60
33
12
0
8
16
34
43
54
65
77
86
92

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
90
71
48
60
75
87
83
73
56
46
37
31
39
48
57
59
62
65

Precipitation Amount (mm)

0.7
0.6
0.6
0.6
0.4
0
0.3
0.5
0.7
0.6
0.4
0
0
0
0
0
0
0.2
0.3
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
76
77
78
81
82
82
84
82
85
87
90
87
85
84
84
85
87
87
87

Pressure (mb)

987
987
986
986
986
986
987
986
986
986
987
987
988
988
989
989
989
989
989
989
988

Ozone (du)

384
389
393
398
400
402
403
402
401
400
397
395
392
389
386
383
382
382
381
384
386

Forecast for Southgate, West Sussex, United Kingdom (51.11,-0.19)

Generated: 23/01/26 21:49:31. Forecast: 23/01/26 to 29/01/26. Timezone: UTC+0.00