Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 17

Waning Crescent 2%

06:54

15:22

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:17, Set: 16:43, Transit: 12:00. Moon - Rise: 06:54, Set: 15:22. Civil Dark: 17:14 - 06:46. Nautical Dark: 17:50 - 06:11. Astro Dark: 18:24 - 05:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
93
88
87
71
77
100
100
100
100
100
100
100
88

Low Clouds (% Sky Obscured)

70
72
86
98
92
97
99
100
100
96
79
73
70
69
61
73
61
44
38
24
33
41
27
29

Medium Clouds (% Sky Obscured)

100
100
100
86
98
100
100
100
100
100
99
72
61
30
69
70
94
100
100
100
100
100
100
76

High Clouds (% Sky Obscured)

100
38
61
62
79
100
100
100
100
89
79
0
1
37
57
64
100
97
100
100
100
100
93
67

ISS Passover

Visibility (miles)

0
2
1
3
0
0
0
0
0
0
2
1
8
4
1
1
5
8
8
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
1
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

38
24
61
25
49
78
95
95
95
95
69
35
16
6
1
0
1
0
0
0
0
0
0
4

Precipitation Amount (mm)

0
0
0.4
0
0.1
0.4
0.6
0.8
1.3
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-7
-7
-8
-7
-6
-4
-4
-3
-2
-3
-2
-2
-3
-3
-3
-3
-3
-3
-3
-4
-4
-4
-4

Relative Humidity (%)

87
89
90
89
85
84
87
87
91
92
87
94
98
98
98
98
96
94
94
94
94
94
94
94

Pressure (mb)

1018
1019
1019
1019
1019
1018
1018
1016
1015
1015
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

335
336
335
334
334
335
339
343
349
355
364
370
375
376
376
377
379
382
380
379
375
381
386
385

Sunday 18

New Moon 0%

07:32

16:30

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:17, Set: 16:44, Transit: 12:01. Moon - Rise: 07:32, Set: 16:30. Civil Dark: 17:16 - 06:46. Nautical Dark: 17:51 - 06:11. Astro Dark: 18:25 - 05:37

Total Clouds (% Sky Obscured)

76
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
55
78
100
97
96

Low Clouds (% Sky Obscured)

42
36
40
40
50
46
38
35
42
46
34
33
34
29
28
50
34
28
32
36
69
87
90
94

Medium Clouds (% Sky Obscured)

54
100
100
95
100
100
100
99
100
100
100
100
100
100
100
100
94
91
85
23
16
41
70
41

High Clouds (% Sky Obscured)

72
100
100
98
100
100
100
100
100
100
100
100
100
100
100
25
30
35
19
0
0
25
12
0

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
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
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
6
3
3
4
7
8
14
14
26
42
47
42
28
25
27
24
24
24
25
33
28
21
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-4
-5
-6
-8
-10
-11
-11
-11
-10
-10
-9
-8
-8
-8
-7
-7
-8
-8
-8
-8
-8
-8
-9

Relative Humidity (%)

92
96
92
89
68
57
49
47
48
51
54
58
65
71
76
78
78
76
75
82
87
85
85
82

Pressure (mb)

1015
1016
1016
1016
1017
1017
1017
1016
1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1009
1009
1009

Ozone (du)

384
385
394
397
396
395
391
393
390
388
393
394
397
397
397
386
383
385
393
392
387
386
387
387

Monday 19

Waxing Crescent 1%

08:03

17:39

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

Sun - Rise: 07:16, Set: 16:46, Transit: 12:01. Moon - Rise: 08:03, Set: 17:39. Civil Dark: 17:17 - 06:45. Nautical Dark: 17:52 - 06:10. Astro Dark: 18:26 - 05:36

Total Clouds (% Sky Obscured)

98
100
100
94
65
28
52
86
90
91
93
54
33
95
86
44
14
12
69
53
69
75
75
79

Low Clouds (% Sky Obscured)

95
46
86
72
52
28
52
86
89
91
93
33
27
95
84
38
14
12
59
49
59
60
70
70

Medium Clouds (% Sky Obscured)

87
100
100
87
41
1
17
18
53
40
47
44
20
47
50
23
8
0
0
0
0
0
0
14

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)

9
9
9
9
9
9
9
9
8
6
9
9
9
9
5
9
9
9
9
9
9
4
4
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
None
None

Precipitation Probability (%)

6
4
1
0
0
1
3
6
7
22
18
9
5
14
31
9
3
4
3
6
8
14
14
4

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)

3
3
3
3
3
6
8
10
10
10
9
9
8
8
10
10
10
10
10
10
10
9
8
8

Chance of Frost

Temperature (°C)

-7
-7
-7
-7
-6
-5
-4
-4
-3
-3
-3
-3
-4
-4
-4
-5
-6
-6
-7
-7
-8
-9
-9
-10

Feels Like (°C)

-10
-11
-10
-10
-10
-9
-8
-9
-9
-8
-8
-9
-8
-8
-10
-12
-11
-11
-12
-13
-14
-14
-15
-15

Dew Point (°C)

-10
-10
-10
-10
-11
-12
-12
-11
-11
-10
-10
-11
-11
-10
-9
-11
-13
-13
-12
-13
-14
-13
-14
-15

Relative Humidity (%)

80
80
76
74
67
59
53
54
56
56
58
57
58
62
69
66
58
59
66
66
64
68
69
66

Pressure (mb)

1009
1010
1010
1010
1010
1010
1009
1009
1008
1009
1009
1009
1010
1011
1011
1012
1013
1014
1014
1015
1015
1016
1017
1017

Ozone (du)

389
393
398
401
400
392
386
382
380
381
385
381
377
375
373
377
381
381
383
383
386
389
392
399

Tuesday 20

Waxing Crescent 4%

08:29

18:49

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 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:15, Set: 16:47, Transit: 12:01. Moon - Rise: 08:29, Set: 18:49. Civil Dark: 17:18 - 06:44. Nautical Dark: 17:53 - 06:09. Astro Dark: 18:27 - 05:36

Total Clouds (% Sky Obscured)

90
98
90
82
74
76
78
82
75
70
69
43
15
1
6
9
12
11
8
5
30
56
93
76

Low Clouds (% Sky Obscured)

80
70
70
80
74
76
78
82
75
70
69
43
7
1
3
3
6
7
6
5
4
4
1
1

Medium Clouds (% Sky Obscured)

22
32
20
8
3
3
1
0
0
0
0
0
0
0
2
2
0
0
0
0
29
56
93
73

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
8
12
8

ISS Passover

Visibility (miles)

5
5
8
8
6
6
5
7
8
8
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 (%)

11
3
4
10
5
4
13
1
3
9
18
2
2
0
0
0
0
2
2
0
1
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)

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

Chance of Frost

Temperature (°C)

-10
-11
-11
-11
-10
-10
-9
-9
-9
-9
-9
-10
-11
-11
-12
-12
-12
-12
-12
-12
-12
-13
-13
-13

Feels Like (°C)

-15
-16
-17
-16
-16
-16
-15
-15
-15
-15
-16
-16
-15
-15
-16
-16
-16
-16
-15
-16
-16
-16
-15
-17

Dew Point (°C)

-15
-16
-17
-17
-16
-17
-17
-18
-19
-18
-18
-17
-18
-18
-18
-20
-20
-18
-18
-18
-18
-18
-18
-18

Relative Humidity (%)

66
67
63
63
61
55
51
48
44
47
50
53
54
57
57
52
53
59
61
62
62
62
66
67

Pressure (mb)

1018
1018
1019
1020
1020
1021
1021
1021
1021
1022
1022
1023
1024
1025
1025
1026
1026
1026
1027
1027
1027
1027
1028
1028

Ozone (du)

423
451
462
471
484
480
476
469
472
475
473
475
479
459
448
439
435
430
425
416
413
406
397
394

Wednesday 21

Waxing Crescent 9%

08:51

19:59

05 OK
06 OK
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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:15, Set: 16:48, Transit: 12:01. Moon - Rise: 08:51, Set: 19:59. Civil Dark: 17:19 - 06:44. Nautical Dark: 17:54 - 06:09. Astro Dark: 18:28 - 05:35

Total Clouds (% Sky Obscured)

46
39
60
81
100
100
100
99
96
91
88
81
84
85
77
76
70
68
62
66
78
91
100
100

Low Clouds (% Sky Obscured)

0
1
2
2
14
30
57
85
88
83
75
52
38
24
26
28
31
28
26
24
26
28
28
42

Medium Clouds (% Sky Obscured)

46
29
54
77
91
93
95
86
85
74
60
31
39
32
32
32
31
37
42
44
60
84
100
100

High Clouds (% Sky Obscured)

4
0
33
66
100
68
43
14
15
25
1
30
45
60
77
76
70
68
62
66
78
90
85
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
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
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
14
23
32
43
47
48
36
24
2
5
4
0
2
2
1
3
3
1
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
5
7
8
10
12
13
13
13
13
12
10
9
8
7
7
6
6
6
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-18
-16
-18
-17
-17
-16
-15
-13
-13
-12
-11
-11
-11
-10
-10
-11
-11
-11
-11
-11
-12
-12
-12
-12

Dew Point (°C)

-18
-17
-17
-17
-17
-18
-17
-17
-14
-13
-12
-12
-11
-11
-11
-12
-12
-11
-11
-11
-12
-12
-12
-12

Relative Humidity (%)

67
73
74
73
64
57
52
47
51
54
52
53
58
58
59
59
60
61
62
63
66
68
72
75

Pressure (mb)

1027
1027
1027
1027
1026
1025
1024
1022
1020
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

393
389
383
377
368
363
362
361
362
359
356
353
354
355
360
360
360
359
358
356
354
354
354
354

Thursday 22

Waxing Crescent 16%

09:11

21:09

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 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good

Sun - Rise: 07:14, Set: 16:50, Transit: 12:02. Moon - Rise: 09:11, Set: 21:09. Civil Dark: 17:20 - 06:43. Nautical Dark: 17:55 - 06:08. Astro Dark: 18:29 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
96
92
88
74
75
65
51
30
10
8
9
8
8
7
7
8

Low Clouds (% Sky Obscured)

55
67
48
28
9
19
29
36
48
59
70
47
23
0
0
0
0
8
9
8
8
7
1
7

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
93
87
80
54
28
3
8
7
3
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

65
45
26
27
5
17
72
77
71
61
30
29
24
9
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
4
1
4
7
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
3
5
6
4
25
35
43
49
49
39
35
32
11
17
14
2
3
3
2
6
5
0
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
3
3
4
6
6
7
7
7
7
8
8
9
9
9
8
8
7
6
6
5
4
5

Chance of Frost

Temperature (°C)

-8
-7
-6
-5
-4
-3
-3
-2
-2
-2
-3
-3
-5
-6
-7
-8
-9
-9
-10
-10
-11
-11
-12
-12

Feels Like (°C)

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

Dew Point (°C)

-11
-10
-9
-8
-7
-7
-7
-6
-5
-6
-7
-8
-10
-12
-14
-14
-15
-15
-15
-15
-15
-15
-15
-15

Relative Humidity (%)

77
82
84
79
75
71
73
78
81
78
73
71
66
62
59
60
61
62
65
66
69
70
73
75

Pressure (mb)

1017
1017
1017
1016
1016
1016
1015
1015
1014
1014
1014
1014
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1020
1021

Ozone (du)

355
356
357
360
363
365
365
365
365
367
368
370
375
379
384
384
384
385
387
390
392
395
398
400

Friday 23

Waxing Crescent 25%

09:31

22:20

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

Sun - Rise: 07:13, Set: 16:51, Transit: 12:02. Moon - Rise: 09:31, Set: 22:20. Civil Dark: 17:22 - 06:42. Nautical Dark: 17:56 - 06:08. Astro Dark: 18:30 - 05:34

Total Clouds (% Sky Obscured)

10
13
11
9
7
34
62
94
94
93
95
95
96
97
96
96
97
98
100
99

Low Clouds (% Sky Obscured)

10
13
11
9
6
26
52
93
88
78
68
56
45
36
50
68
85
95
97
98

Medium Clouds (% Sky Obscured)

0
0
0
0
0
6
13
19
28
46
53
66
76
92
84
76
67
65
62
62

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
17
27
34
33
19
4
0
0
0
3
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
1
1

Fog (%)

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
Snow
None
None

Precipitation Probability (%)

2
0
1
1
1
2
2
2
4
7
4
8
10
8
25
33
37
39
37
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-15
-15
-13
-13
-13
-13
-13
-12
-11
-10
-10
-10
-10
-10
-9
-10
-10
-9
-10

Dew Point (°C)

-16
-16
-16
-16
-16
-16
-15
-14
-14
-12
-11
-9
-9
-8
-8
-8
-7
-7
-7
-9

Relative Humidity (%)

70
66
63
59
55
51
51
52
52
57
61
65
68
70
73
78
85
90
87
85

Pressure (mb)

1021
1022
1022
1022
1022
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

399
398
397
398
398
398
393
387
381
379
378
377
368
360
352
344
337
330
330
330

Forecast for Chester, Windsor, United States of America (43.26,-72.60)

Generated: 17/01/26 05:46:13. Forecast: 17/01/26 to 23/01/26. Timezone: UTC-5.00