Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

New Moon 1%

08:13

16:27

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
14 Bad

Sun - Rise: 07:25, Set: 16:43, Transit: 12:05. Moon - Rise: 08:13, Set: 16:27. Civil Dark: 17:15 - 06:53. Nautical Dark: 17:52 - 06:17. Astro Dark: 18:27 - 05:42

Total Clouds (% Sky Obscured)

63
57
53
51
45
45
50
48
49
53
95
100
100
100
100
100
100
98
98
92
95
97
100
97

Low Clouds (% Sky Obscured)

46
46
31
21
24
25
25
26
26
31
54
52
49
31
76
72
61
68
79
40
79
82
83
80

Medium Clouds (% Sky Obscured)

15
9
0
7
14
3
0
0
0
0
0
75
70
100
100
100
100
91
87
85
85
90
94
92

High Clouds (% Sky Obscured)

47
57
53
51
45
45
18
0
0
0
67
100
100
100
25
28
35
30
0
0
0
0
0
0

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
8
4
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 (%)

0
0
0
1
1
3
0
1
1
2
1
2
0
2
3
3
1
7
3
8
19
22
21
24

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
4
3
2
3
3
3
3
3
2
1
2
2
2
3
3
3
4
5
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-7
-7
-8
-7
-8
-9
-9
-10
-11
-11
-11
-11
-11
-11
-10
-10
-10
-10
-10
-9
-8
-7
-8

Relative Humidity (%)

71
78
85
89
89
90
89
90
88
88
88
88
88
88
90
90
90
88
80
73
70
75
78
72

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1012
1011
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1007
1006
1006

Ozone (du)

414
396
382
379
378
372
371
374
375
375
369
370
378
381
385
386
387
386
393
397
395
398
403
404

Monday 19

Waxing Crescent 4%

08:37

17:38

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

Sun - Rise: 07:24, Set: 16:44, Transit: 12:05. Moon - Rise: 08:37, Set: 17:38. Civil Dark: 17:17 - 06:52. Nautical Dark: 17:53 - 06:16. Astro Dark: 18:28 - 05:41

Total Clouds (% Sky Obscured)

95
98
100
100
100
100
74
34
22
13
9
0
0
8
20
26
34
39
37
97
99
99
100
99

Low Clouds (% Sky Obscured)

80
65
52
49
81
47
35
34
21
13
9
0
0
8
20
26
34
39
37
87
94
97
94
89

Medium Clouds (% Sky Obscured)

87
94
100
100
100
100
53
21
22
0
0
0
0
0
0
0
3
3
21
60
93
96
100
83

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
8
0
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow

Precipitation Probability (%)

15
11
12
16
33
49
36
6
8
4
3
2
2
3
0
0
1
1
0
1
3
17
22
29

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
7
7
9
12
14
15
15
16
17
17
17
17
16
14
13
10
9
8
8
8
8
8

Chance of Frost

Temperature (°C)

-4
-4
-5
-5
-5
-5
-6
-7
-8
-8
-9
-10
-11
-12
-13
-14
-15
-16
-16
-15
-14
-14
-14
-13

Feels Like (°C)

-8
-8
-9
-11
-11
-12
-13
-15
-15
-15
-16
-18
-19
-19
-20
-20
-20
-21
-20
-20
-20
-19
-19
-19

Dew Point (°C)

-9
-8
-8
-9
-10
-10
-8
-13
-13
-14
-15
-16
-18
-19
-19
-20
-21
-21
-22
-22
-21
-20
-18
-16

Relative Humidity (%)

66
70
75
74
67
66
89
63
64
64
60
59
56
57
60
63
62
62
59
55
57
61
71
78

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1007
1008
1009
1010
1011
1012
1013
1015
1016
1017
1018
1019
1020
1021
1020
1020
1020

Ozone (du)

408
411
417
433
461
473
470
470
465
461
457
457
468
479
479
480
484
494
494
488
490
488
487
484

Tuesday 20

Waxing Crescent 9%

08:58

18:50

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
14 Bad

Sun - Rise: 07:24, Set: 16:46, Transit: 12:05. Moon - Rise: 08:58, Set: 18:50. Civil Dark: 17:18 - 06:52. Nautical Dark: 17:54 - 06:16. Astro Dark: 18:29 - 05:41

Total Clouds (% Sky Obscured)

94
89
66
74
76
91
98
93
90
78
84
76
82
87
89
90
89
91
90
89
88
85
85
90

Low Clouds (% Sky Obscured)

81
74
40
44
50
88
95
78
78
69
73
71
71
77
79
78
76
76
74
70
73
71
72
69

Medium Clouds (% Sky Obscured)

3
3
3
3
15
24
20
19
34
3
2
3
4
3
8
41
56
60
60
50
35
30
24
41

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
17
35
55
70
80
80
74
4
4
60

ISS Passover

Visibility (miles)

0
1
5
6
2
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
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
None
None
None

Precipitation Probability (%)

21
6
3
4
0
2
8
6
3
3
1
0
2
1
2
3
2
4
3
3
6
20
20
21

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
5
3
2
3
4
3
4
5
5
4
4
5
5
5
6
6
7
7
8
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-18
-19
-18
-18
-18
-19
-19
-19
-19
-19
-18
-18
-18
-19
-19
-19
-19
-19
-17
-16
-15
-14
-14
-13

Dew Point (°C)

-16
-17
-17
-17
-18
-18
-18
-17
-17
-17
-18
-18
-17
-18
-18
-18
-17
-17
-16
-15
-14
-13
-11
-11

Relative Humidity (%)

79
78
79
82
81
79
79
78
78
74
71
73
75
76
74
76
73
71
72
68
67
71
80
79

Pressure (mb)

1021
1021
1022
1023
1024
1024
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1028
1027
1027
1027
1026
1025

Ozone (du)

476
470
464
457
457
462
462
463
466
462
463
458
451
443
432
423
419
416
415
414
414
415
415
414

Wednesday 21

Waxing Crescent 8%

09:16

20:02

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
14 OK

Sun - Rise: 07:23, Set: 16:47, Transit: 12:06. Moon - Rise: 09:16, Set: 20:02. Civil Dark: 17:19 - 06:51. Nautical Dark: 17:55 - 06:15. Astro Dark: 18:30 - 05:40

Total Clouds (% Sky Obscured)

92
92
92
93
96
98
100
100
100
90
94
100
100
99
99
98
99
99
99
99
93
78
37
20

Low Clouds (% Sky Obscured)

73
64
53
39
57
79
95
95
96
83
71
70
95
94
97
95
77
98
98
96
89
78
35
17

Medium Clouds (% Sky Obscured)

56
63
72
79
85
92
100
99
65
62
80
100
100
97
95
93
89
45
86
84
77
61
0
0

High Clouds (% Sky Obscured)

55
45
47
52
66
73
95
95
95
90
94
100
100
67
33
1
0
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
5
7
9
9
9
7
9
9
9
9
9
9
9
9
9
9
1
2
7
9
9
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

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

Precipitation Probability (%)

18
15
15
12
20
23
24
30
34
38
35
35
35
34
43
36
58
71
50
34
34
38
27
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0.1
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-7
-7
-7
-8
-8
-8
-7
-7
-7
-7
-7
-6
-6
-6
-5
-5
-5
-5
-2
0
-0
0
0
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
79
77
82
83
87
87
85
87
87
87
89
87
87
87
89
92
87
77
71
73
70
66

Pressure (mb)

1025
1024
1023
1023
1022
1021
1019
1018
1017
1016
1014
1013
1012
1011
1010
1009
1008
1008
1008
1008
1007
1007
1006
1006

Ozone (du)

407
396
397
408
423
429
422
415
417
418
417
415
415
417
413
411
412
421
420
421
425
432
437
433

Thursday 22

Waxing Crescent 16%

09:34

21:13

15 OK
16 OK
17 OK
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
07 Bad
08 Bad
09 OK
10 OK
11 OK
12 OK
13 Bad
14 Bad

Sun - Rise: 07:22, Set: 16:48, Transit: 12:06. Moon - Rise: 09:34, Set: 21:13. Civil Dark: 17:20 - 06:50. Nautical Dark: 17:56 - 06:14. Astro Dark: 18:31 - 05:39

Total Clouds (% Sky Obscured)

18
26
35
33
31
27
37
94
84
54
88
53
52
55
73
69
56
55
40
41
40
38
56
73

Low Clouds (% Sky Obscured)

18
15
16
20
23
27
33
58
61
54
59
40
27
20
13
10
8
6
6
24
27
29
45
60

Medium Clouds (% Sky Obscured)

0
12
23
27
27
20
17
11
5
3
3
2
0
0
0
0
0
0
0
0
0
0
2
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)

9
9
9
9
9
9
9
9
9
9
9
7
9
2
0
2
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 (%)

5
10
11
8
12
14
16
17
14
10
15
15
16
18
20
16
16
9
1
2
1
0
2
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
13
13
12
12
13
13
12
12
11
11
12
12
11
12
12
13
13
14
13
13
13
12

Chance of Frost

Temperature (°C)

-2
-3
-4
-5
-5
-6
-6
-7
-7
-8
-9
-9
-10
-10
-11
-11
-11
-12
-12
-12
-12
-12
-12
-13

Feels Like (°C)

-6
-8
-10
-10
-10
-11
-12
-12
-14
-14
-13
-15
-16
-16
-16
-17
-18
-18
-18
-18
-18
-18
-18
-18

Dew Point (°C)

-7
-9
-11
-11
-12
-12
-11
-11
-12
-12
-13
-13
-13
-13
-13
-13
-17
-17
-17
-18
-19
-20
-21
-20

Relative Humidity (%)

66
59
58
59
59
62
67
73
68
72
72
74
75
80
83
80
65
65
64
64
58
54
49
53

Pressure (mb)

1007
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1013
1013
1014
1015
1016
1017
1018
1018
1018
1018
1018

Ozone (du)

432
435
434
438
439
442
443
436
439
436
432
429
428
428
439
433
419
412
404
397
397
396
396
403

Friday 23

Waxing Crescent 25%

09:53

22:26

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
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

Sun - Rise: 07:21, Set: 16:50, Transit: 12:06. Moon - Rise: 09:53, Set: 22:26. Civil Dark: 17:22 - 06:49. Nautical Dark: 17:58 - 06:13. Astro Dark: 18:32 - 05:39

Total Clouds (% Sky Obscured)

91
80
72
63
68
72
70
54
38
25
39
55
70
77
83
87
71
54
40
46
46
56
74
89

Low Clouds (% Sky Obscured)

73
65
54
46
49
52
55
37
18
0
19
42
69
76
80
82
64
38
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

11
17
20
21
23
23
24
16
9
5
2
1
0
1
2
3
2
1
0
0
0
0
0
0

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
9
9
9
9
9
9
8
7
6
7
8
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 (%)

4
14
16
12
14
16
15
15
12
3
4
3
1
3
3
1
1
1
0
1
1
0
1
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)

11
10
9
8
6
7
7
7
8
8
8
8
9
10
10
11
11
12
13
14
14
14
15
14

Chance of Frost

Temperature (°C)

-13
-13
-14
-15
-16
-17
-18
-19
-20
-20
-21
-22
-22
-22
-23
-23
-23
-23
-23
-23
-22
-22
-21
-21

Feels Like (°C)

-18
-18
-18
-18
-19
-22
-22
-23
-24
-24
-25
-28
-28
-29
-29
-29
-30
-31
-30
-31
-31
-31
-30
-28

Dew Point (°C)

-19
-19
-20
-20
-21
-23
-24
-25
-25
-26
-26
-27
-27
-28
-28
-28
-28
-28
-28
-29
-28
-28
-27
-27

Relative Humidity (%)

58
63
63
62
62
61
61
60
62
59
60
60
60
59
59
59
59
59
56
55
54
54
53
55

Pressure (mb)

1019
1019
1020
1020
1021
1021
1022
1022
1023
1023
1024
1025
1025
1026
1027
1028
1028
1029
1030
1030
1030
1030
1030
1030

Ozone (du)

409
416
417
419
421
422
422
423
418
414
410
407
404
402
396
391
386
383
380
376
376
375
374
369

Saturday 24

Waxing Crescent 36%

10:14

23:41

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 OK
06 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:20, Set: 16:51, Transit: 12:06. Moon - Rise: 10:14, Set: 23:41. Civil Dark: 17:23 - 06:48. Nautical Dark: 17:59 - 06:13. Astro Dark: 18:33 - 05:38

Total Clouds (% Sky Obscured)

100
82
64
45
57
44
32
77
93
100
92
84
69
39
26
19
23
27
29
50
73
98

Low Clouds (% Sky Obscured)

10
20
25
18
22
27
31
34
37
25
23
21
15
16
12
6
7
7
8
27
49
67

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
6
10
12
16
19
18
8

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4

Fog (%)

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

Precipitation Probability (%)

0
1
1
1
3
2
1
2
3
1
3
3
0
0
0
0
2
2
1
10
8
2

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-21
-21
-20
-20
-21
-20
-20
-20
-20
-20
-20
-20
-21
-21
-21
-21
-21
-20
-19
-18
-17
-16

Feels Like (°C)

-28
-28
-27
-27
-27
-26
-26
-26
-26
-26
-26
-26
-26
-26
-26
-26
-26
-24
-23
-22
-22
-22

Dew Point (°C)

-26
-26
-25
-25
-26
-25
-25
-25
-25
-25
-25
-25
-25
-25
-25
-25
-25
-25
-25
-25
-23
-21

Relative Humidity (%)

58
60
60
60
61
61
62
62
62
63
64
65
65
65
65
65
65
63
59
54
60
65

Pressure (mb)

1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1029
1029
1029
1028
1028
1027
1025

Ozone (du)

363
358
354
350
346
348
351
353
351
349
347
345
342
340
338
336
335
341
348
354
360
366

Forecast for Hemmingford, Montérégie, Canada (45.05,-73.58)

Generated: 18/01/26 15:52:26. Forecast: 18/01/26 to 24/01/26. Timezone: UTC-5.00