Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

New Moon 1%

08:22

16:42

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
13 Bad

Sun - Rise: 07:34, Set: 16:57, Transit: 12:16. Moon - Rise: 08:22, Set: 16:42. Civil Dark: 17:29 - 07:03. Nautical Dark: 18:05 - 06:27. Astro Dark: 18:39 - 05:53

Total Clouds (% Sky Obscured)

80
78
76
77
73
68
68
78
74
100
100
100
100
100
100
100
100
100
99
98
100
100
100
100

Low Clouds (% Sky Obscured)

80
78
76
76
70
67
67
77
73
75
78
80
87
94
88
98
90
100
91
97
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
70
91
100
100
100
100
100
100
94
88
100
97
100
100

High Clouds (% Sky Obscured)

0
0
55
0
0
0
0
0
2
99
100
100
94
55
31
50
60
65
75
30
3
0
0
0

ISS Passover

Visibility (miles)

4
9
6
9
9
5
1
1
2
0
0
0
0
1
1
3
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
1
5
9
12
15
17
16
12
6
2
2
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
6
6
7
21
20
27
23
22
26
30
29
29
42
58
61
65
65
67
70
83
77

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.4
0.4
0.4
0.3
0.3
0.3
0.6
0.6

Wind Speed/Direction (mph)

10
8
7
5
4
4
3
3
3
2
2
2
2
2
2
2
3
4
11
13
14
15
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-9
-9
-10
-10
-11
-11
-11
-11
-11
-12
-12
-12
-12
-11
-11
-11
-10
-12
-11
-11
-11
-11
-10

Dew Point (°C)

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

Relative Humidity (%)

78
82
84
85
87
90
92
92
92
92
92
92
92
90
90
90
94
94
94
92
92
87
91
92

Pressure (mb)

1016
1015
1014
1015
1014
1014
1014
1014
1013
1012
1011
1010
1010
1010
1009
1009
1008
1008
1007
1007
1007
1007
1006
1005

Ozone (du)

421
402
398
395
382
377
377
379
381
380
385
387
386
391
393
392
396
399
406
411
423
423
425
428

Monday 19

Waxing Crescent 4%

08:47

17:53

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

Sun - Rise: 07:34, Set: 16:59, Transit: 12:17. Moon - Rise: 08:47, Set: 17:53. Civil Dark: 17:30 - 07:02. Nautical Dark: 18:06 - 06:27. Astro Dark: 18:40 - 05:52

Total Clouds (% Sky Obscured)

100
97
100
95
86
100
50
9
39
44
6
24
44
50
95
100
100
100
100
100
100
100
100
57

Low Clouds (% Sky Obscured)

100
47
39
52
5
16
28
6
4
5
0
24
44
50
60
9
5
10
48
68
67
74
64
46

Medium Clouds (% Sky Obscured)

100
91
100
91
48
100
35
2
0
0
0
1
1
2
93
99
100
100
100
100
100
100
100
4

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

0
3
0
0
2
9
9
9
9
2
9
9
9
9
9
9
9
9
9
9
9
8
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

Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

64
65
65
42
19
16
10
5
7
13
14
12
13
21
14
15
18
20
24
22
26
35
20
13

Precipitation Amount (mm)

0.3
0.4
0.3
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
10
12
16
17
17
17
16
16
15
14
13
11
9
8
6
5
4
4
4
6
7
9
10

Chance of Frost

Temperature (°C)

-4
-4
-5
-5
-7
-7
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-16
-16
-16
-15
-14
-12
-11
-11

Feels Like (°C)

-9
-9
-10
-12
-14
-15
-16
-16
-15
-16
-17
-17
-18
-18
-19
-20
-21
-20
-20
-19
-19
-18
-17
-18

Dew Point (°C)

-5
-6
-6
-7
-9
-12
-11
-12
-13
-12
-14
-16
-17
-18
-19
-19
-20
-19
-19
-19
-17
-15
-15
-15

Relative Humidity (%)

92
87
92
87
82
66
76
72
72
81
73
70
70
69
71
74
75
75
77
74
76
75
73
72

Pressure (mb)

1005
1006
1006
1006
1008
1009
1010
1011
1012
1014
1015
1015
1016
1017
1018
1018
1019
1020
1020
1021
1021
1022
1022
1021

Ozone (du)

433
439
457
469
472
469
466
464
458
460
462
475
481
482
481
483
491
497
493
492
497
499
495
487

Tuesday 20

Waxing Crescent 4%

09:08

19:04

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

Sun - Rise: 07:33, Set: 17:00, Transit: 12:17. Moon - Rise: 09:08, Set: 19:04. Civil Dark: 17:31 - 07:01. Nautical Dark: 18:07 - 06:26. Astro Dark: 18:41 - 05:52

Total Clouds (% Sky Obscured)

28
22
28
26
12
4
68
63
25
9
90
58
21
53
100
89
73
82
91
99
99
99
100
100

Low Clouds (% Sky Obscured)

28
22
28
4
1
0
0
5
0
5
84
39
0
0
0
0
0
32
66
96
97
99
100
95

Medium Clouds (% Sky Obscured)

0
0
0
0
2
2
65
60
0
2
50
20
21
38
90
85
73
70
67
62
77
88
100
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
39
58
21
10
52
40
45
45
50
55
50
55
50
3

ISS Passover

Visibility (miles)

9
9
9
9
8
9
9
9
9
9
9
9
9
9
2
2
2
0
0
1
0
0
0
0

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

10
12
17
7
11
9
9
7
9
11
14
19
31
34
37
41
37
34
37
48
59
60
73
83

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.1
0.1
0.1
0.2
0.3
0.3
0.4
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-10
-10
-11
-12
-12
-12
-12
-12
-12
-12
-13
-12
-11
-11
-11
-10
-10
-9
-8
-7
-7
-6
-6
-5

Feels Like (°C)

-18
-16
-16
-17
-18
-17
-18
-18
-18
-17
-17
-17
-16
-16
-15
-15
-14
-14
-13
-13
-13
-13
-13
-12

Dew Point (°C)

-15
-15
-15
-15
-15
-16
-17
-17
-16
-17
-17
-16
-15
-14
-13
-13
-12
-11
-9
-9
-8
-8
-7
-6

Relative Humidity (%)

70
69
69
76
78
72
70
69
70
69
70
70
73
73
81
83
87
90
90
85
89
90
92
94

Pressure (mb)

1022
1022
1023
1024
1025
1026
1026
1026
1026
1027
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1023
1021

Ozone (du)

474
462
456
460
463
465
471
462
456
453
448
443
433
420
410
407
403
402
402
407
408
407
404
393

Wednesday 21

Waxing Crescent 9%

09:27

20:15

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
13 Bad

Sun - Rise: 07:32, Set: 17:01, Transit: 12:17. Moon - Rise: 09:27, Set: 20:15. Civil Dark: 17:33 - 07:01. Nautical Dark: 18:08 - 06:25. Astro Dark: 18:42 - 05:51

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
99
99
98
98
99
100
93
86
79
64
48
39
67
81
88
87

Low Clouds (% Sky Obscured)

91
86
87
89
90
90
91
91
91
91
91
94
97
100
90
81
71
59
44
34
41
57
70
68

Medium Clouds (% Sky Obscured)

97
96
97
99
100
86
85
82
83
74
91
95
97
100
83
63
45
45
48
39
60
60
60
12

High Clouds (% Sky Obscured)

39
25
7
0
0
0
0
3
15
20
25
10
5
5
5
5
5
5
5
5
16
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
1
0
2
0
0
2
2
8
9
9
2
2
3
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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

88
77
81
95
95
89
72
67
72
58
59
61
59
74
78
72
65
48
40
38
36
52
24
21

Precipitation Amount (mm)

0.7
0.5
0.5
0.9
0.8
0.7
0.4
0.4
0.5
0.2
0.2
0.2
0.2
0.5
0.4
0.3
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
15
14
14
13
14
14
13
14
15
15
15
16
16
15
14
14
15
15
14
14
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-12
-12
-11
-9
-8
-8
-7
-7
-7
-6
-6
-6
-6
-5
-6
-8
-8
-9
-9
-9
-9
-9
-9

Dew Point (°C)

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

Relative Humidity (%)

94
92
94
96
98
98
98
98
98
96
96
96
92
96
98
92
89
81
82
87
91
87
87
81

Pressure (mb)

1020
1019
1018
1017
1016
1015
1015
1014
1013
1012
1012
1011
1010
1010
1009
1009
1010
1010
1010
1011
1011
1011
1011
1010

Ozone (du)

388
386
387
397
424
428
422
420
408
405
403
401
399
400
400
396
398
398
403
407
412
414
421
427

Thursday 22

Waxing Crescent 16%

09:46

21:26

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

Sun - Rise: 07:31, Set: 17:02, Transit: 12:18. Moon - Rise: 09:46, Set: 21:26. Civil Dark: 17:34 - 07:00. Nautical Dark: 18:09 - 06:25. Astro Dark: 18:44 - 05:50

Total Clouds (% Sky Obscured)

38
34
23
16
42
57
75
100
87
76
64
66
51
33
35
31
33
32
36
35
40
40
39
55

Low Clouds (% Sky Obscured)

38
34
23
16
5
5
5
5
12
19
26
28
14
5
5
5
5
5
5
5
4
2
1
23

Medium Clouds (% Sky Obscured)

0
0
0
0
0
17
33
45
30
12
0
1
2
2
9
15
24
21
19
17
16
16
19
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
15

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
8

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 (%)

31
17
24
20
12
16
15
9
14
15
10
18
18
11
22
21
13
18
14
6
15
15
11
19

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)

16
15
15
14
12
11
11
11
11
10
10
10
8
8
8
8
8
9
9
9
8
9
9
10

Chance of Frost

Temperature (°C)

-4
-4
-5
-6
-7
-8
-8
-9
-9
-10
-10
-10
-12
-12
-13
-13
-13
-14
-13
-13
-12
-11
-11
-10

Feels Like (°C)

-10
-9
-10
-11
-12
-14
-14
-15
-16
-16
-17
-16
-17
-18
-19
-18
-19
-19
-20
-20
-20
-19
-19
-19

Dew Point (°C)

-7
-8
-9
-10
-11
-11
-11
-11
-12
-13
-13
-13
-15
-15
-16
-16
-17
-18
-17
-17
-17
-16
-15
-14

Relative Humidity (%)

78
75
73
73
76
77
78
80
78
78
80
78
78
78
78
76
74
72
71
71
70
70
70
71

Pressure (mb)

1011
1011
1012
1013
1013
1014
1014
1014
1015
1015
1015
1015
1017
1017
1017
1018
1019
1019
1020
1021
1021
1021
1021
1022

Ozone (du)

428
426
427
426
423
429
437
444
450
447
440
442
444
447
449
446
443
440
428
417
405
403
402
400

Friday 23

Waxing Crescent 25%

10:06

22:37

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 OK
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:30, Set: 17:04, Transit: 12:18. Moon - Rise: 10:06, Set: 22:37. Civil Dark: 17:35 - 06:59. Nautical Dark: 18:10 - 06:24. Astro Dark: 18:45 - 05:50

Total Clouds (% Sky Obscured)

71
87
90
94
98
93
87
81
72
59
61
67
69
66
52
48
44
34
26
24
41
55
66
79

Low Clouds (% Sky Obscured)

45
67
55
42
30
20
10
4
9
14
19
13
6
0
4
9
12
8
4
1
1
1
1
3

Medium Clouds (% Sky Obscured)

25
35
28
17
16
11
18
17
18
23
36
39
51
65
52
48
44
34
26
24
31
36
45
64

High Clouds (% Sky Obscured)

28
41
58
74
91
78
64
51
48
45
42
58
56
45
20
1
1
4
6
8
21
33
56
79

ISS Passover

Visibility (miles)

7
5
4
5
7
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 (%)

21
21
20
17
11
11
9
6
6
5
2
2
2
0
4
5
5
5
3
0
1
1
0
1

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)

10
10
10
9
8
8
8
8
8
7
7
7
5
5
4
4
5
6
6
6
6
5
5
5

Chance of Frost

Temperature (°C)

-11
-11
-11
-13
-14
-16
-17
-18
-19
-20
-21
-23
-23
-24
-25
-25
-26
-27
-25
-25
-24
-23
-22
-21

Feels Like (°C)

-16
-16
-16
-16
-17
-17
-23
-23
-23
-23
-24
-24
-27
-27
-27
-27
-27
-28
-29
-29
-29
-28
-28
-27

Dew Point (°C)

-14
-15
-15
-17
-19
-21
-22
-23
-25
-25
-26
-27
-27
-28
-28
-29
-30
-30
-30
-29
-29
-28
-27
-26

Relative Humidity (%)

73
73
75
71
67
64
64
64
63
62
64
67
67
69
71
70
69
68
65
62
58
59
58
58

Pressure (mb)

1022
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1034
1035
1036
1037
1037
1038
1038
1038
1037
1037

Ozone (du)

396
393
389
391
393
395
395
395
395
373
352
330
326
322
318
318
318
317
318
319
320
319
318
317

Saturday 24

Waxing Crescent 36%

10:28

23:52

14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:29, Set: 17:05, Transit: 12:18. Moon - Rise: 10:28, Set: 23:52. Civil Dark: 17:36 - 06:58. Nautical Dark: 18:12 - 06:23. Astro Dark: 18:46 - 05:49

Total Clouds (% Sky Obscured)

92
100
75
47
15
15
20
30
35
35
35
30
30
35
40
41
47

Low Clouds (% Sky Obscured)

5
5
9
13
15
15
20
30
35
35
35
30
30
35
40
41
47

Medium Clouds (% Sky Obscured)

83
100
75
47
15
15
20
30
30
30
30
30
30
35
40
41
47

High Clouds (% Sky Obscured)

86
82
56
35
14
15
20
30
35
35
35
30
30
35
40
41
33

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0

Fog (%)

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
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
1
1
1
12
16
18
26
33
38
42
45
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-21
-20
-20
-20
-21
-21
-21
-21
-20
-20
-20
-20
-21
-21
-21
-21
-21

Feels Like (°C)

-24
-24
-24
-24
-25
-24
-25
-26
-26
-26
-26
-26
-26
-26
-26
-26
-27

Dew Point (°C)

-26
-25
-25
-25
-25
-25
-25
-24
-24
-24
-23
-23
-23
-23
-23
-23
-23

Relative Humidity (%)

59
60
61
63
65
66
66
68
69
73
76
81
81
80
80
80
80

Pressure (mb)

1036
1036
1036
1035
1035
1035
1034
1034
1033
1033
1032
1031
1030
1030
1029
1028
1028

Ozone (du)

315
314
313
311
309
307
309
311
313
317
322
326
330
333
337
340
343

Forecast for Kingston, Canada (44.23,-76.49)

Generated: 18/01/26 14:14:05. Forecast: 18/01/26 to 24/01/26. Timezone: UTC-5.00