Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 19

Waxing Crescent 3%

09:10

17:26

16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 OK
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

Sun - Rise: 08:04, Set: 16:48, Transit: 12:27. Moon - Rise: 09:10, Set: 17:26. Civil Dark: 17:24 - 07:28. Nautical Dark: 18:05 - 06:48. Astro Dark: 18:43 - 06:09

Total Clouds (% Sky Obscured)

93
97
99
59
27
1
25
60
68
80
58
82
98
100
93
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
77
82
45
19
0
25
60
54
57
39
42
45
78
76
81
81
95
85
76
84
100
100
97

Medium Clouds (% Sky Obscured)

93
97
89
43
5
1
0
0
22
23
58
28
50
47
93
98
97
100
100
100
100
100
100
96

High Clouds (% Sky Obscured)

85
19
85
4
27
1
0
0
0
7
58
23
84
100
49
96
100
56
100
100
100
100
100
100

ISS Passover

Visibility (miles)

6
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
2
1
2

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

Precipitation Probability (%)

57
83
41
18
8
3
1
8
9
30
26
15
8
4
6
5
15
30
57
68
95
95
95
95

Precipitation Amount (mm)

0
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
2.6
3
1.7

Wind Speed/Direction (mph)

6
9
8
2
2
4
5
3
1
4
8
12
16
18
21
24
26
28
29
29
28
27
25
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
5
5
5
4
3
3
3
1
2
1
1
1
0
1
0
0
0
-1
0
0
3
5

Dew Point (°C)

6
7
7
7
6
5
4
3
3
3
4
4
4
4
4
5
5
6
6
7
7
7
8
8

Relative Humidity (%)

91
96
93
96
94
94
93
93
93
91
91
88
85
84
84
85
85
87
87
88
88
91
96
96

Pressure (mb)

1011
1011
1011
1011
1012
1012
1012
1012
1011
1011
1010
1009
1008
1007
1006
1005
1004
1003
1003
1002
1001
1000
1000
1000

Ozone (du)

379
375
371
369
368
367
370
370
364
361
356
351
349
350
349
344
345
344
341
339
337
338
339
337

Tuesday 20

Waxing Crescent 8%

09:26

18:44

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:03, Set: 16:50, Transit: 12:27. Moon - Rise: 09:26, Set: 18:44. Civil Dark: 17:26 - 07:27. Nautical Dark: 18:06 - 06:47. Astro Dark: 18:45 - 06:08

Total Clouds (% Sky Obscured)

100
90
96
100
99
67
60
41
59
85
78
83
97
93
83
91
100
100
100
100
94
97
78
84

Low Clouds (% Sky Obscured)

84
78
36
51
56
49
47
39
40
80
70
66
60
57
64
57
57
86
100
100
94
71
63
67

Medium Clouds (% Sky Obscured)

90
82
93
100
96
40
24
7
24
27
24
40
92
83
54
72
96
100
76
99
35
91
44
52

High Clouds (% Sky Obscured)

100
39
30
100
36
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
8
9
8
9
7
9
7
4
6
6
9
8
9
9
9
4
4
1
8
6
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

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

Precipitation Probability (%)

76
36
41
40
36
33
37
33
49
64
48
35
25
28
28
32
78
95
95
95
94
83
74
82

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0.3
0.6
0.4
0.2
0
0
0
0
0.4
1
1.8
2.2
0.4
0.5
0.4
0.6

Wind Speed/Direction (mph)

20
15
11
11
13
14
13
11
10
9
8
8
7
8
9
13
17
19
22
24
21
23
18
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
3
3
3
3
4
5
5
5
4
5
4
3
3
2
1
-0
0
-1
3
2
4
5

Dew Point (°C)

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

Relative Humidity (%)

98
94
94
87
90
91
93
90
91
93
93
93
93
93
91
90
91
94
96
96
98
96
95
95

Pressure (mb)

999
999
1000
1000
1000
999
999
998
998
997
996
995
994
993
991
990
988
987
985
982
980
979
978
978

Ozone (du)

338
344
349
360
368
373
375
385
389
389
390
386
387
386
379
373
370
368
370
369
366
363
363
364

Wednesday 21

Waxing Crescent 15%

09:39

20:02

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:02, Set: 16:51, Transit: 12:28. Moon - Rise: 09:39, Set: 20:02. Civil Dark: 17:27 - 07:26. Nautical Dark: 18:08 - 06:46. Astro Dark: 18:46 - 06:08

Total Clouds (% Sky Obscured)

98
86
64
78
87
80
88
59
82
98
100
87
100
100
99
99
98
99
99
100
86
83
86
100

Low Clouds (% Sky Obscured)

68
70
51
53
58
51
54
47
57
63
82
67
87
79
78
77
78
78
80
81
71
70
66
78

Medium Clouds (% Sky Obscured)

95
68
38
64
76
77
70
30
38
41
59
58
100
99
51
54
56
68
93
74
77
72
75
100

High Clouds (% Sky Obscured)

0
0
0
0
0
41
46
1
30
94
92
62
100
72
64
57
58
72
89
81
62
57
45
45

ISS Passover

Visibility (miles)

7
7
6
6
7
9
7
7
9
7
7
8
7
7
6
9
9
9
7
5
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
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

82
86
77
71
65
58
49
41
51
64
75
71
78
80
65
66
65
72
77
76
73
73
82
84

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
9
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
95
98
96
91
93
96
98
96
96
96
96
96
96
96
96
95
91
91
93
90
90
90

Pressure (mb)

978
978
978
978
978
979
979
979
980
980
980
980
980
981
981
981
981
982
981
982
981
981
981
981

Ozone (du)

365
364
364
370
376
380
381
379
379
379
378
375
373
373
374
374
377
378
379
381
381
381
380
384

Thursday 22

Waxing Crescent 24%

09:52

21:19

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:01, Set: 16:53, Transit: 12:28. Moon - Rise: 09:52, Set: 21:19. Civil Dark: 17:29 - 07:25. Nautical Dark: 18:09 - 06:45. Astro Dark: 18:47 - 06:07

Total Clouds (% Sky Obscured)

100
100
96
78
74
92
90
89
92
96
100
98
79
96
88
81
75
83
93
99
100
73
100
85

Low Clouds (% Sky Obscured)

86
91
88
78
69
63
54
49
61
66
64
65
47
84
77
72
61
44
60
80
71
65
73
51

Medium Clouds (% Sky Obscured)

100
68
59
54
46
41
79
75
83
93
100
97
33
50
28
81
70
80
89
97
97
59
100
83

High Clouds (% Sky Obscured)

55
65
45
25
16
38
38
38
62
37
55
40
22
0
0
0
0
0
0
0
1
2
3
18

ISS Passover

Visibility (miles)

3
9
9
9
9
9
9
9
9
8
2
6
6
4
6
4
8
7
6
9
6
7
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

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

Precipitation Probability (%)

76
47
51
58
71
66
57
48
56
75
79
67
68
72
73
78
84
86
83
79
82
90
95
95

Precipitation Amount (mm)

0.5
0
0
0.2
0.4
0.4
0.3
0.3
0.3
0.5
0.6
0.4
0.4
0.4
0.4
0.4
0.6
0.6
0.5
0.4
0.4
0.5
0.7
0.8

Wind Speed/Direction (mph)

8
7
6
6
8
11
10
10
10
9
11
12
13
15
17
18
17
17
16
15
17
19
20
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
4
3
2
4
3
3
3
2
-1
-1
-0
-1
-1
-1
-2
-1
-2
-1
-0
-1
-1
-2

Dew Point (°C)

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

Relative Humidity (%)

91
96
96
93
87
88
90
93
87
88
88
94
88
87
85
79
88
91
78
75
71
76
79
79

Pressure (mb)

981
981
981
981
981
981
981
981
981
980
979
979
977
977
976
976
976
975
976
976
976
977
978
978

Ozone (du)

389
386
382
379
380
380
379
380
380
383
387
394
398
396
400
401
405
409
412
412
417
418
416
414

Friday 23

Waxing Crescent 24%

10:05

22:37

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:00, Set: 16:54, Transit: 12:28. Moon - Rise: 10:05, Set: 22:37. Civil Dark: 17:30 - 07:24. Nautical Dark: 18:10 - 06:44. Astro Dark: 18:49 - 06:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
95
91
91
92
93
95
98
100
88

Low Clouds (% Sky Obscured)

66
71
69
64
58
59
63
65
70
78
88
82
76
73
68
66
63
74
86
93
75
52
27
35

Medium Clouds (% Sky Obscured)

100
100
87
74
60
74
58
100
95
88
80
79
80
77
81
82
87
90
90
90
89
87
82
61

High Clouds (% Sky Obscured)

58
55
78
89
100
100
95
100
98
96
90
91
96
100
94
90
85
89
90
90
93
96
100
83

ISS Passover

Visibility (miles)

9
9
9
5
4
3
7
1
6
6
5
4
5
6
7
8
8
9
8
6
5
6
8
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
Very 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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

83
77
83
95
95
95
95
90
95
95
94
85
76
74
74
70
73
88
95
95
95
90
60
48

Precipitation Amount (mm)

0.4
0.3
0.3
0.5
0.8
0.5
1.1
0.6
1
0.7
0.7
0.5
0.4
0.5
0.4
0.3
0.4
0.6
1
1.6
1.2
0.6
0.3
0

Wind Speed/Direction (mph)

19
19
20
18
16
16
15
15
13
12
11
12
10
10
9
10
10
11
12
15
17
16
15
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-2
-3
-4
-5
-6
-5
-4
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-1
0

Dew Point (°C)

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

Relative Humidity (%)

85
79
81
83
91
96
94
94
94
93
93
91
91
90
88
88
90
90
91
90
91
88
87
85

Pressure (mb)

978
977
977
977
976
976
976
975
976
977
977
978
979
980
981
983
984
985
986
988
989
990
991
992

Ozone (du)

414
413
413
416
419
421
425
425
429
429
430
431
432
433
433
434
435
436
435
435
434
433
431
430

Saturday 24

Waxing Crescent 34%

10:20

23:58

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:59, Set: 16:56, Transit: 12:28. Moon - Rise: 10:20, Set: 23:58. Civil Dark: 17:32 - 07:23. Nautical Dark: 18:12 - 06:43. Astro Dark: 18:50 - 06:05

Total Clouds (% Sky Obscured)

77
70
74
71
68
77
86
96
91
84
75
82
91
100
100
100
100
100
100
100
100
100
100
84

Low Clouds (% Sky Obscured)

43
52
46
40
34
26
19
9
20
27
26
41
52
68
45
23
0
0
0
0
16
32
47
32

Medium Clouds (% Sky Obscured)

48
39
44
47
48
58
71
85
82
80
75
82
89
89
92
96
100
100
100
100
84
69
57
49

High Clouds (% Sky Obscured)

65
48
47
45
44
38
30
22
27
29
35
49
63
78
77
76
78
66
53
40
27
14
1
2

ISS Passover

Visibility (miles)

9
8
8
8
9
9
8
7
6
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

37
32
32
29
26
33
45
59
88
95
93
93
89
59
54
46
36
41
38
27
30
31
25
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
10
9
7
7
7
7
7
7
7
7
6
6
5
4
3
3
4
3
3
3
3
5
6

Chance of Frost

Temperature (°C)

7
6
6
6
5
5
5
5
4
4
3
3
3
3
3
3
3
4
5
6
8
8
8
8

Feels Like (°C)

-1
0
-0
0
1
1
-0
-1
-2
-1
-2
-1
-1
-0
0
-1
0
2
2
3
3
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

87
90
90
90
86
86
88
89
91
93
94
96
96
94
93
94
93
94
91
87
84
84
85
85

Pressure (mb)

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

Ozone (du)

426
422
418
423
427
431
433
435
437
441
444
448
457
466
476
480
485
490
491
492
493
492
491
490

Sunday 25

Waxing Crescent 45%

10:39

01:21

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: 07:58, Set: 16:58, Transit: 12:28. Moon - Rise: 10:39, Set: 01:21. Civil Dark: 17:34 - 07:22. Nautical Dark: 18:13 - 06:42. Astro Dark: 18:52 - 06:04

Total Clouds (% Sky Obscured)

68
50
48
56
63
76
88
100
92
84
75
76
79
82

Low Clouds (% Sky Obscured)

16
1
4
7
10
23
33
46
34
15
3
3
6
14

Medium Clouds (% Sky Obscured)

37
25
37
51
58
56
60
70
66
59
43
14
8
2

High Clouds (% Sky Obscured)

2
4
8
11
12
29
45
61
57
45
37
30
20
15

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

21
15
20
23
22
24
22
17
21
24
26
22
16
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

489
488
487
484
481
478
470
463
456
454
452
451
448
446

Forecast for Wembury, Devon, United Kingdom (50.33,-4.09)

Generated: 19/01/26 16:01:44. Forecast: 19/01/26 to 25/01/26. Timezone: UTC+0.00